    // ----------------------------------------------------------------------------
    //          ATMEL Microcontroller Software Support  -  ROUSSET  -
    // ----------------------------------------------------------------------------
    //  The software is delivered "AS IS" without warranty or condition of any
    //  kind, either express, implied or statutory. This includes without
    //  limitation any warranty or condition with respect to merchantability or
    //  fitness for any particular purpose, or against the infringements of
    //  intellectual property rights of others.
    // ----------------------------------------------------------------------------
    // File Name           : AT91SAM7S64.h
    // Object              : AT91SAM7S64 definitions
    // Generated           : AT91 SW Application Group  09/01/2004 (10:02:06)
    //
    // CVS Reference       : /AT91SAM7S64.pl/1.15/Mon Aug 30 08:48:08 2004//
    // CVS Reference       : /SYS_SAM7Sxxx.pl/1.5/Mon Aug 30 13:17:50 2004//
    // CVS Reference       : /MC_SAM02.pl/1.3/Mon Mar 08 09:22:24 2004//
    // CVS Reference       : /UDP_1765B.pl/1.3/Fri Aug 02 14:45:38 2002//
    // CVS Reference       : /AIC_1796B.pl/1.1.1.1/Fri Jun 28 09:36:48 2002//
    // CVS Reference       : /PMC_SAM.pl/1.10/Mon May 10 12:08:48 2004//
    // CVS Reference       : /PIO_1725D.pl/1.1.1.1/Fri Jun 28 09:36:48 2002//
    // CVS Reference       : /DBGU_1754A.pl/1.4/Fri Jan 31 12:18:24 2003//
    // CVS Reference       : /US_1739C.pl/1.2/Fri Jul 12 07:49:26 2002//
    // CVS Reference       : /SPI2.pl/1.2/Fri Oct 17 08:13:40 2003//
    // CVS Reference       : /SSC_1762A.pl/1.2/Fri Nov 08 13:26:40 2002//
    // CVS Reference       : /TC_1753B.pl/1.4/Mon Mar 01 14:10:12 2004//
    // CVS Reference       : /TWI_1761B.pl/1.4/Fri Feb 07 10:30:08 2003//
    // CVS Reference       : /PDC_1734B.pl/1.2/Thu Nov 21 16:38:24 2002//
    // CVS Reference       : /ADC_SAM.pl/1.7/Fri Oct 17 08:12:38 2003//
    // CVS Reference       : /PWM_SAM.pl/1.5/Wed Apr 14 12:02:52 2004//
    // ----------------------------------------------------------------------------

    #ifndef AT91SAM7S64_H
    #define AT91SAM7S64_H

    typedef volatile unsigned int AT91_REG;// Hardware register definition

    // *****************************************************************************
    //              SOFTWARE API DEFINITION  FOR System Peripherals
    // *****************************************************************************
    typedef struct _AT91S_SYSC {
    	AT91_REG	 SYSC_AIC_SMR[32]; 	// Source Mode Register
    	AT91_REG	 SYSC_AIC_SVR[32]; 	// Source Vector Register
    	AT91_REG	 SYSC_AIC_IVR; 	// IRQ Vector Register
    	AT91_REG	 SYSC_AIC_FVR; 	// FIQ Vector Register
    	AT91_REG	 SYSC_AIC_ISR; 	// Interrupt Status Register
    	AT91_REG	 SYSC_AIC_IPR; 	// Interrupt Pending Register
    	AT91_REG	 SYSC_AIC_IMR; 	// Interrupt Mask Register
    	AT91_REG	 SYSC_AIC_CISR; 	// Core Interrupt Status Register
    	AT91_REG	 Reserved0[2]; 	//
    	AT91_REG	 SYSC_AIC_IECR; 	// Interrupt Enable Command Register
    	AT91_REG	 SYSC_AIC_IDCR; 	// Interrupt Disable Command Register
    	AT91_REG	 SYSC_AIC_ICCR; 	// Interrupt Clear Command Register
    	AT91_REG	 SYSC_AIC_ISCR; 	// Interrupt Set Command Register
    	AT91_REG	 SYSC_AIC_EOICR; 	// End of Interrupt Command Register
    	AT91_REG	 SYSC_AIC_SPU; 	// Spurious Vector Register
    	AT91_REG	 SYSC_AIC_DCR; 	// Debug Control Register (Protect)
    	AT91_REG	 Reserved1[1]; 	//
    	AT91_REG	 SYSC_AIC_FFER; 	// Fast Forcing Enable Register
    	AT91_REG	 SYSC_AIC_FFDR; 	// Fast Forcing Disable Register
    	AT91_REG	 SYSC_AIC_FFSR; 	// Fast Forcing Status Register
    	AT91_REG	 Reserved2[45]; 	//
    	AT91_REG	 SYSC_DBGU_CR; 	// Control Register
    	AT91_REG	 SYSC_DBGU_MR; 	// Mode Register
    	AT91_REG	 SYSC_DBGU_IER; 	// Interrupt Enable Register
    	AT91_REG	 SYSC_DBGU_IDR; 	// Interrupt Disable Register
    	AT91_REG	 SYSC_DBGU_IMR; 	// Interrupt Mask Register
    	AT91_REG	 SYSC_DBGU_CSR; 	// Channel Status Register
    	AT91_REG	 SYSC_DBGU_RHR; 	// Receiver Holding Register
    	AT91_REG	 SYSC_DBGU_THR; 	// Transmitter Holding Register
    	AT91_REG	 SYSC_DBGU_BRGR; 	// Baud Rate Generator Register
    	AT91_REG	 Reserved3[7]; 	//
    	AT91_REG	 SYSC_DBGU_C1R; 	// Chip ID1 Register
    	AT91_REG	 SYSC_DBGU_C2R; 	// Chip ID2 Register
    	AT91_REG	 SYSC_DBGU_FNTR; 	// Force NTRST Register
    	AT91_REG	 Reserved4[45]; 	//
    	AT91_REG	 SYSC_DBGU_RPR; 	// Receive Pointer Register
    	AT91_REG	 SYSC_DBGU_RCR; 	// Receive Counter Register
    	AT91_REG	 SYSC_DBGU_TPR; 	// Transmit Pointer Register
    	AT91_REG	 SYSC_DBGU_TCR; 	// Transmit Counter Register
    	AT91_REG	 SYSC_DBGU_RNPR; 	// Receive Next Pointer Register
    	AT91_REG	 SYSC_DBGU_RNCR; 	// Receive Next Counter Register
    	AT91_REG	 SYSC_DBGU_TNPR; 	// Transmit Next Pointer Register
    	AT91_REG	 SYSC_DBGU_TNCR; 	// Transmit Next Counter Register
    	AT91_REG	 SYSC_DBGU_PTCR; 	// PDC Transfer Control Register
    	AT91_REG	 SYSC_DBGU_PTSR; 	// PDC Transfer Status Register
    	AT91_REG	 Reserved5[54]; 	//
    	AT91_REG	 SYSC_PIOA_PER; 	// PIO Enable Register
    	AT91_REG	 SYSC_PIOA_PDR; 	// PIO Disable Register
    	AT91_REG	 SYSC_PIOA_PSR; 	// PIO Status Register
    	AT91_REG	 Reserved6[1]; 	//
    	AT91_REG	 SYSC_PIOA_OER; 	// Output Enable Register
    	AT91_REG	 SYSC_PIOA_ODR; 	// Output Disable Registerr
    	AT91_REG	 SYSC_PIOA_OSR; 	// Output Status Register
    	AT91_REG	 Reserved7[1]; 	//
    	AT91_REG	 SYSC_PIOA_IFER; 	// Input Filter Enable Register
    	AT91_REG	 SYSC_PIOA_IFDR; 	// Input Filter Disable Register
    	AT91_REG	 SYSC_PIOA_IFSR; 	// Input Filter Status Register
    	AT91_REG	 Reserved8[1]; 	//
    	AT91_REG	 SYSC_PIOA_SODR; 	// Set Output Data Register
    	AT91_REG	 SYSC_PIOA_CODR; 	// Clear Output Data Register
    	AT91_REG	 SYSC_PIOA_ODSR; 	// Output Data Status Register
    	AT91_REG	 SYSC_PIOA_PDSR; 	// Pin Data Status Register
    	AT91_REG	 SYSC_PIOA_IER; 	// Interrupt Enable Register
    	AT91_REG	 SYSC_PIOA_IDR; 	// Interrupt Disable Register
    	AT91_REG	 SYSC_PIOA_IMR; 	// Interrupt Mask Register
    	AT91_REG	 SYSC_PIOA_ISR; 	// Interrupt Status Register
    	AT91_REG	 SYSC_PIOA_MDER; 	// Multi-driver Enable Register
    	AT91_REG	 SYSC_PIOA_MDDR; 	// Multi-driver Disable Register
    	AT91_REG	 SYSC_PIOA_MDSR; 	// Multi-driver Status Register
    	AT91_REG	 Reserved9[1]; 	//
    	AT91_REG	 SYSC_PIOA_PPUDR; 	// Pull-up Disable Register
    	AT91_REG	 SYSC_PIOA_PPUER; 	// Pull-up Enable Register
    	AT91_REG	 SYSC_PIOA_PPUSR; 	// Pad Pull-up Status Register
    	AT91_REG	 Reserved10[1]; 	//
    	AT91_REG	 SYSC_PIOA_ASR; 	// Select A Register
    	AT91_REG	 SYSC_PIOA_BSR; 	// Select B Register
    	AT91_REG	 SYSC_PIOA_ABSR; 	// AB Select Status Register
    	AT91_REG	 Reserved11[9]; 	//
    	AT91_REG	 SYSC_PIOA_OWER; 	// Output Write Enable Register
    	AT91_REG	 SYSC_PIOA_OWDR; 	// Output Write Disable Register
    	AT91_REG	 SYSC_PIOA_OWSR; 	// Output Write Status Register
    	AT91_REG	 Reserved12[469]; 	//
    	AT91_REG	 SYSC_PMC_SCER; 	// System Clock Enable Register
    	AT91_REG	 SYSC_PMC_SCDR; 	// System Clock Disable Register
    	AT91_REG	 SYSC_PMC_SCSR; 	// System Clock Status Register
    	AT91_REG	 Reserved13[1]; 	//
    	AT91_REG	 SYSC_PMC_PCER; 	// Peripheral Clock Enable Register
    	AT91_REG	 SYSC_PMC_PCDR; 	// Peripheral Clock Disable Register
    	AT91_REG	 SYSC_PMC_PCSR; 	// Peripheral Clock Status Register
    	AT91_REG	 Reserved14[1]; 	//
    	AT91_REG	 SYSC_PMC_MOR; 	// Main Oscillator Register
    	AT91_REG	 SYSC_PMC_MCFR; 	// Main Clock  Frequency Register
    	AT91_REG	 Reserved15[1]; 	//
    	AT91_REG	 SYSC_PMC_PLLR; 	// PLL Register
    	AT91_REG	 SYSC_PMC_MCKR; 	// Master Clock Register
    	AT91_REG	 Reserved16[3]; 	//
    	AT91_REG	 SYSC_PMC_PCKR[8]; 	// Programmable Clock Register
    	AT91_REG	 SYSC_PMC_IER; 	// Interrupt Enable Register
    	AT91_REG	 SYSC_PMC_IDR; 	// Interrupt Disable Register
    	AT91_REG	 SYSC_PMC_SR; 	// Status Register
    	AT91_REG	 SYSC_PMC_IMR; 	// Interrupt Mask Register
    	AT91_REG	 Reserved17[36]; 	//
    	AT91_REG	 SYSC_RSTC_RCR; 	// Reset Control Register
    	AT91_REG	 SYSC_RSTC_RSR; 	// Reset Status Register
    	AT91_REG	 SYSC_RSTC_RMR; 	// Reset Mode Register
    	AT91_REG	 Reserved18[5]; 	//
    	AT91_REG	 SYSC_RTTC_RTMR; 	// Real-time Mode Register
    	AT91_REG	 SYSC_RTTC_RTAR; 	// Real-time Alarm Register
    	AT91_REG	 SYSC_RTTC_RTVR; 	// Real-time Value Register
    	AT91_REG	 SYSC_RTTC_RTSR; 	// Real-time Status Register
    	AT91_REG	 SYSC_PITC_PIMR; 	// Period Interval Mode Register
    	AT91_REG	 SYSC_PITC_PISR; 	// Period Interval Status Register
    	AT91_REG	 SYSC_PITC_PIVR; 	// Period Interval Value Register
    	AT91_REG	 SYSC_PITC_PIIR; 	// Period Interval Image Register
    	AT91_REG	 SYSC_WDTC_WDCR; 	// Watchdog Control Register
    	AT91_REG	 SYSC_WDTC_WDMR; 	// Watchdog Mode Register
    	AT91_REG	 SYSC_WDTC_WDSR; 	// Watchdog Status Register
    	AT91_REG	 Reserved19[5]; 	//
    	AT91_REG	 SYSC_SYSC_VREG; 	// Voltage Regulator Mode Register
    } AT91S_SYSC, *AT91PS_SYSC;

    // -------- VREG : (SYSC Offset: 0xd60) Voltage Regulator Mode Register --------
    #define AT91C_SYSC_PSTDBY     ((unsigned int) 0x1 <<  0) // (SYSC) Voltage Regulator Power Mode

    // *****************************************************************************
    //              SOFTWARE API DEFINITION  FOR Advanced Interrupt Controller
    // *****************************************************************************
    typedef struct _AT91S_AIC {
    	AT91_REG	 AIC_SMR[32]; 	// Source Mode Register
    	AT91_REG	 AIC_SVR[32]; 	// Source Vector Register
    	AT91_REG	 AIC_IVR; 	// IRQ Vector Register
    	AT91_REG	 AIC_FVR; 	// FIQ Vector Register
    	AT91_REG	 AIC_ISR; 	// Interrupt Status Register
    	AT91_REG	 AIC_IPR; 	// Interrupt Pending Register
    	AT91_REG	 AIC_IMR; 	// Interrupt Mask Register
    	AT91_REG	 AIC_CISR; 	// Core Interrupt Status Register
    	AT91_REG	 Reserved0[2]; 	//
    	AT91_REG	 AIC_IECR; 	// Interrupt Enable Command Register
    	AT91_REG	 AIC_IDCR; 	// Interrupt Disable Command Register
    	AT91_REG	 AIC_ICCR; 	// Interrupt Clear Command Register
    	AT91_REG	 AIC_ISCR; 	// Interrupt Set Command Register
    	AT91_REG	 AIC_EOICR; 	// End of Interrupt Command Register
    	AT91_REG	 AIC_SPU; 	// Spurious Vector Register
    	AT91_REG	 AIC_DCR; 	// Debug Control Register (Protect)
    	AT91_REG	 Reserved1[1]; 	//
    	AT91_REG	 AIC_FFER; 	// Fast Forcing Enable Register
    	AT91_REG	 AIC_FFDR; 	// Fast Forcing Disable Register
    	AT91_REG	 AIC_FFSR; 	// Fast Forcing Status Register
    } AT91S_AIC, *AT91PS_AIC;

    // -------- AIC_SMR : (AIC Offset: 0x0) Control Register --------
    #define AT91C_AIC_PRIOR       ((unsigned int) 0x7 <<  0) // (AIC) Priority Level
    #define 	AT91C_AIC_PRIOR_LOWEST               ((unsigned int) 0x0) // (AIC) Lowest priority level
    #define 	AT91C_AIC_PRIOR_HIGHEST              ((unsigned int) 0x7) // (AIC) Highest priority level
    #define AT91C_AIC_SRCTYPE     ((unsigned int) 0x3 <<  5) // (AIC) Interrupt Source Type
    #define 	AT91C_AIC_SRCTYPE_INT_LEVEL_SENSITIVE  ((unsigned int) 0x0 <<  5) // (AIC) Internal Sources Code Label Level Sensitive
    #define 	AT91C_AIC_SRCTYPE_INT_EDGE_TRIGGERED   ((unsigned int) 0x1 <<  5) // (AIC) Internal Sources Code Label Edge triggered
    #define 	AT91C_AIC_SRCTYPE_EXT_HIGH_LEVEL       ((unsigned int) 0x2 <<  5) // (AIC) External Sources Code Label High-level Sensitive
    #define 	AT91C_AIC_SRCTYPE_EXT_POSITIVE_EDGE    ((unsigned int) 0x3 <<  5) // (AIC) External Sources Code Label Positive Edge triggered
    // -------- AIC_CISR : (AIC Offset: 0x114) AIC Core Interrupt Status Register --------
    #define AT91C_AIC_NFIQ        ((unsigned int) 0x1 <<  0) // (AIC) NFIQ Status
    #define AT91C_AIC_NIRQ        ((unsigned int) 0x1 <<  1) // (AIC) NIRQ Status
    // -------- AIC_DCR : (AIC Offset: 0x138) AIC Debug Control Register (Protect) --------
    #define AT91C_AIC_DCR_PROT    ((unsigned int) 0x1 <<  0) // (AIC) Protection Mode
    #define AT91C_AIC_DCR_GMSK    ((unsigned int) 0x1 <<  1) // (AIC) General Mask

    // *****************************************************************************
    //              SOFTWARE API DEFINITION  FOR Debug Unit
    // *****************************************************************************
    typedef struct _AT91S_DBGU {
    	AT91_REG	 DBGU_CR; 	// Control Register
    	AT91_REG	 DBGU_MR; 	// Mode Register
    	AT91_REG	 DBGU_IER; 	// Interrupt Enable Register
    	AT91_REG	 DBGU_IDR; 	// Interrupt Disable Register
    	AT91_REG	 DBGU_IMR; 	// Interrupt Mask Register
    	AT91_REG	 DBGU_CSR; 	// Channel Status Register
    	AT91_REG	 DBGU_RHR; 	// Receiver Holding Register
    	AT91_REG	 DBGU_THR; 	// Transmitter Holding Register
    	AT91_REG	 DBGU_BRGR; 	// Baud Rate Generator Register
    	AT91_REG	 Reserved0[7]; 	//
    	AT91_REG	 DBGU_C1R; 	// Chip ID1 Register
    	AT91_REG	 DBGU_C2R; 	// Chip ID2 Register
    	AT91_REG	 DBGU_FNTR; 	// Force NTRST Register
    	AT91_REG	 Reserved1[45]; 	//
    	AT91_REG	 DBGU_RPR; 	// Receive Pointer Register
    	AT91_REG	 DBGU_RCR; 	// Receive Counter Register
    	AT91_REG	 DBGU_TPR; 	// Transmit Pointer Register
    	AT91_REG	 DBGU_TCR; 	// Transmit Counter Register
    	AT91_REG	 DBGU_RNPR; 	// Receive Next Pointer Register
    	AT91_REG	 DBGU_RNCR; 	// Receive Next Counter Register
    	AT91_REG	 DBGU_TNPR; 	// Transmit Next Pointer Register
    	AT91_REG	 DBGU_TNCR; 	// Transmit Next Counter Register
    	AT91_REG	 DBGU_PTCR; 	// PDC Transfer Control Register
    	AT91_REG	 DBGU_PTSR; 	// PDC Transfer Status Register
    } AT91S_DBGU, *AT91PS_DBGU;

    // -------- DBGU_CR : (DBGU Offset: 0x0) Debug Unit Control Register --------
    #define AT91C_US_RSTRX        ((unsigned int) 0x1 <<  2) // (DBGU) Reset Receiver
    #define AT91C_US_RSTTX        ((unsigned int) 0x1 <<  3) // (DBGU) Reset Transmitter
    #define AT91C_US_RXEN         ((unsigned int) 0x1 <<  4) // (DBGU) Receiver Enable
    #define AT91C_US_RXDIS        ((unsigned int) 0x1 <<  5) // (DBGU) Receiver Disable
    #define AT91C_US_TXEN         ((unsigned int) 0x1 <<  6) // (DBGU) Transmitter Enable
    #define AT91C_US_TXDIS        ((unsigned int) 0x1 <<  7) // (DBGU) Transmitter Disable
    // -------- DBGU_MR : (DBGU Offset: 0x4) Debug Unit Mode Register --------
    #define AT91C_US_PAR          ((unsigned int) 0x7 <<  9) // (DBGU) Parity type
    #define 	AT91C_US_PAR_EVEN                 ((unsigned int) 0x0 <<  9) // (DBGU) Even Parity
    #define 	AT91C_US_PAR_ODD                  ((unsigned int) 0x1 <<  9) // (DBGU) Odd Parity
    #define 	AT91C_US_PAR_SPACE                ((unsigned int) 0x2 <<  9) // (DBGU) Parity forced to 0 (Space)
    #define 	AT91C_US_PAR_MARK                 ((unsigned int) 0x3 <<  9) // (DBGU) Parity forced to 1 (Mark)
    #define 	AT91C_US_PAR_NONE                 ((unsigned int) 0x4 <<  9) // (DBGU) No Parity
    #define 	AT91C_US_PAR_MULTI_DROP           ((unsigned int) 0x6 <<  9) // (DBGU) Multi-drop mode
    #define AT91C_US_CHMODE       ((unsigned int) 0x3 << 14) // (DBGU) Channel Mode
    #define 	AT91C_US_CHMODE_NORMAL               ((unsigned int) 0x0 << 14) // (DBGU) Normal Mode: The USART channel operates as an RX/TX USART.
    #define 	AT91C_US_CHMODE_AUTO                 ((unsigned int) 0x1 << 14) // (DBGU) Automatic Echo: Receiver Data Input is connected to the TXD pin.
    #define 	AT91C_US_CHMODE_LOCAL                ((unsigned int) 0x2 << 14) // (DBGU) Local Loopback: Transmitter Output Signal is connected to Receiver Input Signal.
    #define 	AT91C_US_CHMODE_REMOTE               ((unsigned int) 0x3 << 14) // (DBGU) Remote Loopback: RXD pin is internally connected to TXD pin.
    // -------- DBGU_IER : (DBGU Offset: 0x8) Debug Unit Interrupt Enable Register --------
    #define AT91C_US_RXRDY        ((unsigned int) 0x1 <<  0) // (DBGU) RXRDY Interrupt
    #define AT91C_US_TXRDY        ((unsigned int) 0x1 <<  1) // (DBGU) TXRDY Interrupt
    #define AT91C_US_ENDRX        ((unsigned int) 0x1 <<  3) // (DBGU) End of Receive Transfer Interrupt
    #define AT91C_US_ENDTX        ((unsigned int) 0x1 <<  4) // (DBGU) End of Transmit Interrupt
    #define AT91C_US_OVRE         ((unsigned int) 0x1 <<  5) // (DBGU) Overrun Interrupt
    #define AT91C_US_FRAME        ((unsigned int) 0x1 <<  6) // (DBGU) Framing Error Interrupt
    #define AT91C_US_PARE         ((unsigned int) 0x1 <<  7) // (DBGU) Parity Error Interrupt
    #define AT91C_US_TXEMPTY      ((unsigned int) 0x1 <<  9) // (DBGU) TXEMPTY Interrupt
    #define AT91C_US_TXBUFE       ((unsigned int) 0x1 << 11) // (DBGU) TXBUFE Interrupt
    #define AT91C_US_RXBUFF       ((unsigned int) 0x1 << 12) // (DBGU) RXBUFF Interrupt
    #define AT91C_US_COMM_TX      ((unsigned int) 0x1 << 30) // (DBGU) COMM_TX Interrupt
    #define AT91C_US_COMM_RX      ((unsigned int) 0x1 << 31) // (DBGU) COMM_RX Interrupt
    // -------- DBGU_IDR : (DBGU Offset: 0xc) Debug Unit Interrupt Disable Register --------
    // -------- DBGU_IMR : (DBGU Offset: 0x10) Debug Unit Interrupt Mask Register --------
    // -------- DBGU_CSR : (DBGU Offset: 0x14) Debug Unit Channel Status Register --------
    // -------- DBGU_FNTR : (DBGU Offset: 0x48) Debug Unit FORCE_NTRST Register --------
    #define AT91C_US_FORCE_NTRST  ((unsigned int) 0x1 <<  0) // (DBGU) Force NTRST in JTAG

    // *****************************************************************************
    //              SOFTWARE API DEFINITION  FOR Peripheral Data Controller
    // *****************************************************************************
    typedef struct _AT91S_PDC {
    	AT91_REG	 PDC_RPR; 	// Receive Pointer Register
    	AT91_REG	 PDC_RCR; 	// Receive Counter Register
    	AT91_REG	 PDC_TPR; 	// Transmit Pointer Register
    	AT91_REG	 PDC_TCR; 	// Transmit Counter Register
    	AT91_REG	 PDC_RNPR; 	// Receive Next Pointer Register
    	AT91_REG	 PDC_RNCR; 	// Receive Next Counter Register
    	AT91_REG	 PDC_TNPR; 	// Transmit Next Pointer Register
    	AT91_REG	 PDC_TNCR; 	// Transmit Next Counter Register
    	AT91_REG	 PDC_PTCR; 	// PDC Transfer Control Register
    	AT91_REG	 PDC_PTSR; 	// PDC Transfer Status Register
    } AT91S_PDC, *AT91PS_PDC;

    // -------- PDC_PTCR : (PDC Offset: 0x20) PDC Transfer Control Register --------
    #define AT91C_PDC_RXTEN       ((unsigned int) 0x1 <<  0) // (PDC) Receiver Transfer Enable
    #define AT91C_PDC_RXTDIS      ((unsigned int) 0x1 <<  1) // (PDC) Receiver Transfer Disable
    #define AT91C_PDC_TXTEN       ((unsigned int) 0x1 <<  8) // (PDC) Transmitter Transfer Enable
    #define AT91C_PDC_TXTDIS      ((unsigned int) 0x1 <<  9) // (PDC) Transmitter Transfer Disable
    // -------- PDC_PTSR : (PDC Offset: 0x24) PDC Transfer Status Register --------

    // *****************************************************************************
    //              SOFTWARE API DEFINITION  FOR Parallel Input Output Controler
    // *****************************************************************************
    typedef struct _AT91S_PIO {
    	AT91_REG	 PIO_PER; 	// PIO Enable Register
    	AT91_REG	 PIO_PDR; 	// PIO Disable Register
    	AT91_REG	 PIO_PSR; 	// PIO Status Register
    	AT91_REG	 Reserved0[1]; 	//
    	AT91_REG	 PIO_OER; 	// Output Enable Register
    	AT91_REG	 PIO_ODR; 	// Output Disable Registerr
    	AT91_REG	 PIO_OSR; 	// Output Status Register
    	AT91_REG	 Reserved1[1]; 	//
    	AT91_REG	 PIO_IFER; 	// Input Filter Enable Register
    	AT91_REG	 PIO_IFDR; 	// Input Filter Disable Register
    	AT91_REG	 PIO_IFSR; 	// Input Filter Status Register
    	AT91_REG	 Reserved2[1]; 	//
    	AT91_REG	 PIO_SODR; 	// Set Output Data Register
    	AT91_REG	 PIO_CODR; 	// Clear Output Data Register
    	AT91_REG	 PIO_ODSR; 	// Output Data Status Register
    	AT91_REG	 PIO_PDSR; 	// Pin Data Status Register
    	AT91_REG	 PIO_IER; 	// Interrupt Enable Register
    	AT91_REG	 PIO_IDR; 	// Interrupt Disable Register
    	AT91_REG	 PIO_IMR; 	// Interrupt Mask Register
    	AT91_REG	 PIO_ISR; 	// Interrupt Status Register
    	AT91_REG	 PIO_MDER; 	// Multi-driver Enable Register
    	AT91_REG	 PIO_MDDR; 	// Multi-driver Disable Register
    	AT91_REG	 PIO_MDSR; 	// Multi-driver Status Register
    	AT91_REG	 Reserved3[1]; 	//
    	AT91_REG	 PIO_PPUDR; 	// Pull-up Disable Register
    	AT91_REG	 PIO_PPUER; 	// Pull-up Enable Register
    	AT91_REG	 PIO_PPUSR; 	// Pad Pull-up Status Register
    	AT91_REG	 Reserved4[1]; 	//
    	AT91_REG	 PIO_ASR; 	// Select A Register
    	AT91_REG	 PIO_BSR; 	// Select B Register
    	AT91_REG	 PIO_ABSR; 	// AB Select Status Register
    	AT91_REG	 Reserved5[9]; 	//
    	AT91_REG	 PIO_OWER; 	// Output Write Enable Register
    	AT91_REG	 PIO_OWDR; 	// Output Write Disable Register
    	AT91_REG	 PIO_OWSR; 	// Output Write Status Register
    } AT91S_PIO, *AT91PS_PIO;

    // *****************************************************************************
    //              SOFTWARE API DEFINITION  FOR Clock Generator Controler
    // *****************************************************************************
    typedef struct _AT91S_CKGR {
    	AT91_REG	 CKGR_MOR; 	// Main Oscillator Register
    	AT91_REG	 CKGR_MCFR; 	// Main Clock  Frequency Register
    	AT91_REG	 Reserved0[1]; 	//
    	AT91_REG	 CKGR_PLLR; 	// PLL Register
    } AT91S_CKGR, *AT91PS_CKGR;

    // -------- CKGR_MOR : (CKGR Offset: 0x0) Main Oscillator Register --------
    #define AT91C_CKGR_MOSCEN     ((unsigned int) 0x1 <<  0) // (CKGR) Main Oscillator Enable
    #define AT91C_CKGR_OSCBYPASS  ((unsigned int) 0x1 <<  1) // (CKGR) Main Oscillator Bypass
    #define AT91C_CKGR_OSCOUNT    ((unsigned int) 0xFF <<  8) // (CKGR) Main Oscillator Start-up Time
    // -------- CKGR_MCFR : (CKGR Offset: 0x4) Main Clock Frequency Register --------
    #define AT91C_CKGR_MAINF      ((unsigned int) 0xFFFF <<  0) // (CKGR) Main Clock Frequency
    #define AT91C_CKGR_MAINRDY    ((unsigned int) 0x1 << 16) // (CKGR) Main Clock Ready
    // -------- CKGR_PLLR : (CKGR Offset: 0xc) PLL B Register --------
    #define AT91C_CKGR_DIV        ((unsigned int) 0xFF <<  0) // (CKGR) Divider Selected
    #define 	AT91C_CKGR_DIV_0                    ((unsigned int) 0x0) // (CKGR) Divider output is 0
    #define 	AT91C_CKGR_DIV_BYPASS               ((unsigned int) 0x1) // (CKGR) Divider is bypassed
    #define AT91C_CKGR_PLLCOUNT   ((unsigned int) 0x3F <<  8) // (CKGR) PLL Counter
    #define AT91C_CKGR_OUT        ((unsigned int) 0x3 << 14) // (CKGR) PLL Output Frequency Range
    #define 	AT91C_CKGR_OUT_0                    ((unsigned int) 0x0 << 14) // (CKGR) Please refer to the PLL datasheet
    #define 	AT91C_CKGR_OUT_1                    ((unsigned int) 0x1 << 14) // (CKGR) Please refer to the PLL datasheet
    #define 	AT91C_CKGR_OUT_2                    ((unsigned int) 0x2 << 14) // (CKGR) Please refer to the PLL datasheet
    #define 	AT91C_CKGR_OUT_3                    ((unsigned int) 0x3 << 14) // (CKGR) Please refer to the PLL datasheet
    #define AT91C_CKGR_MUL        ((unsigned int) 0x7FF << 16) // (CKGR) PLL Multiplier
    #define AT91C_CKGR_USBDIV     ((unsigned int) 0x3 << 28) // (CKGR) Divider for USB Clocks
    #define 	AT91C_CKGR_USBDIV_0                    ((unsigned int) 0x0 << 28) // (CKGR) Divider output is PLL clock output
    #define 	AT91C_CKGR_USBDIV_1                    ((unsigned int) 0x1 << 28) // (CKGR) Divider output is PLL clock output divided by 2
    #define 	AT91C_CKGR_USBDIV_2                    ((unsigned int) 0x2 << 28) // (CKGR) Divider output is PLL clock output divided by 4

    // *****************************************************************************
    //              SOFTWARE API DEFINITION  FOR Power Management Controler
    // *****************************************************************************
    typedef struct _AT91S_PMC {
    	AT91_REG	 PMC_SCER; 	// System Clock Enable Register
    	AT91_REG	 PMC_SCDR; 	// System Clock Disable Register
    	AT91_REG	 PMC_SCSR; 	// System Clock Status Register
    	AT91_REG	 Reserved0[1]; 	//
    	AT91_REG	 PMC_PCER; 	// Peripheral Clock Enable Register
    	AT91_REG	 PMC_PCDR; 	// Peripheral Clock Disable Register
    	AT91_REG	 PMC_PCSR; 	// Peripheral Clock Status Register
    	AT91_REG	 Reserved1[1]; 	//
    	AT91_REG	 PMC_MOR; 	// Main Oscillator Register
    	AT91_REG	 PMC_MCFR; 	// Main Clock  Frequency Register
    	AT91_REG	 Reserved2[1]; 	//
    	AT91_REG	 PMC_PLLR; 	// PLL Register
    	AT91_REG	 PMC_MCKR; 	// Master Clock Register
    	AT91_REG	 Reserved3[3]; 	//
    	AT91_REG	 PMC_PCKR[8]; 	// Programmable Clock Register
    	AT91_REG	 PMC_IER; 	// Interrupt Enable Register
    	AT91_REG	 PMC_IDR; 	// Interrupt Disable Register
    	AT91_REG	 PMC_SR; 	// Status Register
    	AT91_REG	 PMC_IMR; 	// Interrupt Mask Register
    } AT91S_PMC, *AT91PS_PMC;

    // -------- PMC_SCER : (PMC Offset: 0x0) System Clock Enable Register --------
    #define AT91C_PMC_PCK         ((unsigned int) 0x1 <<  0) // (PMC) Processor Clock
    #define AT91C_PMC_UDP         ((unsigned int) 0x1 <<  7) // (PMC) USB Device Port Clock
    #define AT91C_PMC_PCK0        ((unsigned int) 0x1 <<  8) // (PMC) Programmable Clock Output
    #define AT91C_PMC_PCK1        ((unsigned int) 0x1 <<  9) // (PMC) Programmable Clock Output
    #define AT91C_PMC_PCK2        ((unsigned int) 0x1 << 10) // (PMC) Programmable Clock Output
    #define AT91C_PMC_PCK3        ((unsigned int) 0x1 << 11) // (PMC) Programmable Clock Output
    // -------- PMC_SCDR : (PMC Offset: 0x4) System Clock Disable Register --------
    // -------- PMC_SCSR : (PMC Offset: 0x8) System Clock Status Register --------
    // -------- CKGR_MOR : (PMC Offset: 0x20) Main Oscillator Register --------
    // -------- CKGR_MCFR : (PMC Offset: 0x24) Main Clock Frequency Register --------
    // -------- CKGR_PLLR : (PMC Offset: 0x2c) PLL B Register --------
    // -------- PMC_MCKR : (PMC Offset: 0x30) Master Clock Register --------
    #define AT91C_PMC_CSS         ((unsigned int) 0x3 <<  0) // (PMC) Programmable Clock Selection
    #define 	AT91C_PMC_CSS_SLOW_CLK             ((unsigned int) 0x0) // (PMC) Slow Clock is selected
    #define 	AT91C_PMC_CSS_MAIN_CLK             ((unsigned int) 0x1) // (PMC) Main Clock is selected
    #define 	AT91C_PMC_CSS_PLL_CLK              ((unsigned int) 0x3) // (PMC) Clock from PLL is selected
    #define AT91C_PMC_PRES        ((unsigned int) 0x7 <<  2) // (PMC) Programmable Clock Prescaler
    #define 	AT91C_PMC_PRES_CLK                  ((unsigned int) 0x0 <<  2) // (PMC) Selected clock
    #define 	AT91C_PMC_PRES_CLK_2                ((unsigned int) 0x1 <<  2) // (PMC) Selected clock divided by 2
    #define 	AT91C_PMC_PRES_CLK_4                ((unsigned int) 0x2 <<  2) // (PMC) Selected clock divided by 4
    #define 	AT91C_PMC_PRES_CLK_8                ((unsigned int) 0x3 <<  2) // (PMC) Selected clock divided by 8
    #define 	AT91C_PMC_PRES_CLK_16               ((unsigned int) 0x4 <<  2) // (PMC) Selected clock divided by 16
    #define 	AT91C_PMC_PRES_CLK_32               ((unsigned int) 0x5 <<  2) // (PMC) Selected clock divided by 32
    #define 	AT91C_PMC_PRES_CLK_64               ((unsigned int) 0x6 <<  2) // (PMC) Selected clock divided by 64
    // -------- PMC_PCKR : (PMC Offset: 0x40) Programmable Clock Register --------
    // -------- PMC_IER : (PMC Offset: 0x60) PMC Interrupt Enable Register --------
    #define AT91C_PMC_MOSCS       ((unsigned int) 0x1 <<  0) // (PMC) MOSC Status/Enable/Disable/Mask
    #define AT91C_PMC_LOCK        ((unsigned int) 0x1 <<  2) // (PMC) PLL Status/Enable/Disable/Mask
    #define AT91C_PMC_MCKRDY      ((unsigned int) 0x1 <<  3) // (PMC) MCK_RDY Status/Enable/Disable/Mask
    #define AT91C_PMC_PCK0RDY     ((unsigned int) 0x1 <<  8) // (PMC) PCK0_RDY Status/Enable/Disable/Mask
    #define AT91C_PMC_PCK1RDY     ((unsigned int) 0x1 <<  9) // (PMC) PCK1_RDY Status/Enable/Disable/Mask
    #define AT91C_PMC_PCK2RDY     ((unsigned int) 0x1 << 10) // (PMC) PCK2_RDY Status/Enable/Disable/Mask
    #define AT91C_PMC_PCK3RDY     ((unsigned int) 0x1 << 11) // (PMC) PCK3_RDY Status/Enable/Disable/Mask
    // -------- PMC_IDR : (PMC Offset: 0x64) PMC Interrupt Disable Register --------
    // -------- PMC_SR : (PMC Offset: 0x68) PMC Status Register --------
    // -------- PMC_IMR : (PMC Offset: 0x6c) PMC Interrupt Mask Register --------

    // *****************************************************************************
    //              SOFTWARE API DEFINITION  FOR Reset Controller Interface
    // *****************************************************************************
    typedef struct _AT91S_RSTC {
    	AT91_REG	 RSTC_RCR; 	// Reset Control Register
    	AT91_REG	 RSTC_RSR; 	// Reset Status Register
    	AT91_REG	 RSTC_RMR; 	// Reset Mode Register
    } AT91S_RSTC, *AT91PS_RSTC;

    // -------- SYSC_RCR : (RSTC Offset: 0x0) Reset Control Register --------
    #define AT91C_SYSC_PROCRST    ((unsigned int) 0x1 <<  0) // (RSTC) Processor Reset
    #define AT91C_SYSC_ICERST     ((unsigned int) 0x1 <<  1) // (RSTC) ICE Interface Reset
    #define AT91C_SYSC_PERRST     ((unsigned int) 0x1 <<  2) // (RSTC) Peripheral Reset
    #define AT91C_SYSC_EXTRST     ((unsigned int) 0x1 <<  3) // (RSTC) External Reset
    #define AT91C_SYSC_KEY        ((unsigned int) 0xFF << 24) // (RSTC) Password
    // -------- SYSC_RSR : (RSTC Offset: 0x4) Reset Status Register --------
    #define AT91C_SYSC_URSTS      ((unsigned int) 0x1 <<  0) // (RSTC) User Reset Status
    #define AT91C_SYSC_BODSTS     ((unsigned int) 0x1 <<  1) // (RSTC) Brown-out Detection Status
    #define AT91C_SYSC_RSTTYP     ((unsigned int) 0x7 <<  8) // (RSTC) Reset Type
    #define 	AT91C_SYSC_RSTTYP_POWERUP              ((unsigned int) 0x0 <<  8) // (RSTC) Power-up Reset. VDDCORE rising.
    #define 	AT91C_SYSC_RSTTYP_WATCHDOG             ((unsigned int) 0x2 <<  8) // (RSTC) Watchdog Reset. Watchdog overflow occured.
    #define 	AT91C_SYSC_RSTTYP_SOFTWARE             ((unsigned int) 0x3 <<  8) // (RSTC) Software Reset. Processor reset required by the software.
    #define 	AT91C_SYSC_RSTTYP_USER                 ((unsigned int) 0x4 <<  8) // (RSTC) User Reset. NRST pin detected low.
    #define 	AT91C_SYSC_RSTTYP_BROWNOUT             ((unsigned int) 0x5 <<  8) // (RSTC) Brown-out Reset.
    #define AT91C_SYSC_NRSTL      ((unsigned int) 0x1 << 16) // (RSTC) NRST pin level
    #define AT91C_SYSC_SRCMP      ((unsigned int) 0x1 << 17) // (RSTC) Software Reset Command in Progress.
    // -------- SYSC_RMR : (RSTC Offset: 0x8) Reset Mode Register --------
    #define AT91C_SYSC_URSTEN     ((unsigned int) 0x1 <<  0) // (RSTC) User Reset Enable
    #define AT91C_SYSC_URSTIEN    ((unsigned int) 0x1 <<  4) // (RSTC) User Reset Interrupt Enable
    #define AT91C_SYSC_ERSTL      ((unsigned int) 0xF <<  8) // (RSTC) User Reset Enable
    #define AT91C_SYSC_BODIEN     ((unsigned int) 0x1 << 16) // (RSTC) Brown-out Detection Interrupt Enable

    // *****************************************************************************
    //              SOFTWARE API DEFINITION  FOR Real Time Timer Controller Interface
    // *****************************************************************************
    typedef struct _AT91S_RTTC {
    	AT91_REG	 RTTC_RTMR; 	// Real-time Mode Register
    	AT91_REG	 RTTC_RTAR; 	// Real-time Alarm Register
    	AT91_REG	 RTTC_RTVR; 	// Real-time Value Register
    	AT91_REG	 RTTC_RTSR; 	// Real-time Status Register
    } AT91S_RTTC, *AT91PS_RTTC;

    // -------- SYSC_RTMR : (RTTC Offset: 0x0) Real-time Mode Register --------
    #define AT91C_SYSC_RTPRES     ((unsigned int) 0xFFFF <<  0) // (RTTC) Real-time Timer Prescaler Value
    #define AT91C_SYSC_ALMIEN     ((unsigned int) 0x1 << 16) // (RTTC) Alarm Interrupt Enable
    #define AT91C_SYSC_RTTINCIEN  ((unsigned int) 0x1 << 17) // (RTTC) Real Time Timer Increment Interrupt Enable
    #define AT91C_SYSC_RTTRST     ((unsigned int) 0x1 << 18) // (RTTC) Real Time Timer Restart
    // -------- SYSC_RTAR : (RTTC Offset: 0x4) Real-time Alarm Register --------
    #define AT91C_SYSC_ALMV       ((unsigned int) 0x0 <<  0) // (RTTC) Alarm Value
    // -------- SYSC_RTVR : (RTTC Offset: 0x8) Current Real-time Value Register --------
    #define AT91C_SYSC_CRTV       ((unsigned int) 0x0 <<  0) // (RTTC) Current Real-time Value
    // -------- SYSC_RTSR : (RTTC Offset: 0xc) Real-time Status Register --------
    #define AT91C_SYSC_ALMS       ((unsigned int) 0x1 <<  0) // (RTTC) Real-time Alarm Status
    #define AT91C_SYSC_RTTINC     ((unsigned int) 0x1 <<  1) // (RTTC) Real-time Timer Increment

    // *****************************************************************************
    //              SOFTWARE API DEFINITION  FOR Periodic Interval Timer Controller Interface
    // *****************************************************************************
    typedef struct _AT91S_PITC {
    	AT91_REG	 PITC_PIMR; 	// Period Interval Mode Register
    	AT91_REG	 PITC_PISR; 	// Period Interval Status Register
    	AT91_REG	 PITC_PIVR; 	// Period Interval Value Register
    	AT91_REG	 PITC_PIIR; 	// Period Interval Image Register
    } AT91S_PITC, *AT91PS_PITC;

    // -------- SYSC_PIMR : (PITC Offset: 0x0) Periodic Interval Mode Register --------
    #define AT91C_SYSC_PIV        ((unsigned int) 0xFFFFF <<  0) // (PITC) Periodic Interval Value
    #define AT91C_SYSC_PITEN      ((unsigned int) 0x1 << 24) // (PITC) Periodic Interval Timer Enabled
    #define AT91C_SYSC_PITIEN     ((unsigned int) 0x1 << 25) // (PITC) Periodic Interval Timer Interrupt Enable
    // -------- SYSC_PISR : (PITC Offset: 0x4) Periodic Interval Status Register --------
    #define AT91C_SYSC_PITS       ((unsigned int) 0x1 <<  0) // (PITC) Periodic Interval Timer Status
    // -------- SYSC_PIVR : (PITC Offset: 0x8) Periodic Interval Value Register --------
    #define AT91C_SYSC_CPIV       ((unsigned int) 0xFFFFF <<  0) // (PITC) Current Periodic Interval Value
    #define AT91C_SYSC_PICNT      ((unsigned int) 0xFFF << 20) // (PITC) Periodic Interval Counter
    // -------- SYSC_PIIR : (PITC Offset: 0xc) Periodic Interval Image Register --------

    // *****************************************************************************
    //              SOFTWARE API DEFINITION  FOR Watchdog Timer Controller Interface
    // *****************************************************************************
    typedef struct _AT91S_WDTC {
    	AT91_REG	 WDTC_WDCR; 	// Watchdog Control Register
    	AT91_REG	 WDTC_WDMR; 	// Watchdog Mode Register
    	AT91_REG	 WDTC_WDSR; 	// Watchdog Status Register
    } AT91S_WDTC, *AT91PS_WDTC;

    // -------- SYSC_WDCR : (WDTC Offset: 0x0) Periodic Interval Image Register --------
    #define AT91C_SYSC_WDRSTT     ((unsigned int) 0x1 <<  0) // (WDTC) Watchdog Restart
    // -------- SYSC_WDMR : (WDTC Offset: 0x4) Watchdog Mode Register --------
    #define AT91C_SYSC_WDV        ((unsigned int) 0xFFF <<  0) // (WDTC) Watchdog Timer Restart
    #define AT91C_SYSC_WDFIEN     ((unsigned int) 0x1 << 12) // (WDTC) Watchdog Fault Interrupt Enable
    #define AT91C_SYSC_WDRSTEN    ((unsigned int) 0x1 << 13) // (WDTC) Watchdog Reset Enable
    #define AT91C_SYSC_WDRPROC    ((unsigned int) 0x1 << 14) // (WDTC) Watchdog Timer Restart
    #define AT91C_SYSC_WDDIS      ((unsigned int) 0x1 << 15) // (WDTC) Watchdog Disable
    #define AT91C_SYSC_WDD        ((unsigned int) 0xFFF << 16) // (WDTC) Watchdog Delta Value
    #define AT91C_SYSC_WDDBGHLT   ((unsigned int) 0x1 << 28) // (WDTC) Watchdog Debug Halt
    #define AT91C_SYSC_WDIDLEHLT  ((unsigned int) 0x1 << 29) // (WDTC) Watchdog Idle Halt
    // -------- SYSC_WDSR : (WDTC Offset: 0x8) Watchdog Status Register --------
    #define AT91C_SYSC_WDUNF      ((unsigned int) 0x1 <<  0) // (WDTC) Watchdog Underflow
    #define AT91C_SYSC_WDERR      ((unsigned int) 0x1 <<  1) // (WDTC) Watchdog Error

    // *****************************************************************************
    //              SOFTWARE API DEFINITION  FOR Memory Controller Interface
    // *****************************************************************************
    typedef struct _AT91S_MC {
    	AT91_REG	 MC_RCR; 	// MC Remap Control Register
    	AT91_REG	 MC_ASR; 	// MC Abort Status Register
    	AT91_REG	 MC_AASR; 	// MC Abort Address Status Register
    	AT91_REG	 Reserved0[21]; 	//
    	AT91_REG	 MC_FMR; 	// MC Flash Mode Register
    	AT91_REG	 MC_FCR; 	// MC Flash Command Register
    	AT91_REG	 MC_FSR; 	// MC Flash Status Register
    } AT91S_MC, *AT91PS_MC;

    // -------- MC_RCR : (MC Offset: 0x0) MC Remap Control Register --------
    #define AT91C_MC_RCB          ((unsigned int) 0x1 <<  0) // (MC) Remap Command Bit
    // -------- MC_ASR : (MC Offset: 0x4) MC Abort Status Register --------
    #define AT91C_MC_UNDADD       ((unsigned int) 0x1 <<  0) // (MC) Undefined Addess Abort Status
    #define AT91C_MC_MISADD       ((unsigned int) 0x1 <<  1) // (MC) Misaligned Addess Abort Status
    #define AT91C_MC_ABTSZ        ((unsigned int) 0x3 <<  8) // (MC) Abort Size Status
    #define 	AT91C_MC_ABTSZ_BYTE                 ((unsigned int) 0x0 <<  8) // (MC) Byte
    #define 	AT91C_MC_ABTSZ_HWORD                ((unsigned int) 0x1 <<  8) // (MC) Half-word
    #define 	AT91C_MC_ABTSZ_WORD                 ((unsigned int) 0x2 <<  8) // (MC) Word
    #define AT91C_MC_ABTTYP       ((unsigned int) 0x3 << 10) // (MC) Abort Type Status
    #define 	AT91C_MC_ABTTYP_DATAR                ((unsigned int) 0x0 << 10) // (MC) Data Read
    #define 	AT91C_MC_ABTTYP_DATAW                ((unsigned int) 0x1 << 10) // (MC) Data Write
    #define 	AT91C_MC_ABTTYP_FETCH                ((unsigned int) 0x2 << 10) // (MC) Code Fetch
    #define AT91C_MC_MST0         ((unsigned int) 0x1 << 16) // (MC) Master 0 Abort Source
    #define AT91C_MC_MST1         ((unsigned int) 0x1 << 17) // (MC) Master 1 Abort Source
    #define AT91C_MC_SVMST0       ((unsigned int) 0x1 << 24) // (MC) Saved Master 0 Abort Source
    #define AT91C_MC_SVMST1       ((unsigned int) 0x1 << 25) // (MC) Saved Master 1 Abort Source
    // -------- MC_FMR : (MC Offset: 0x60) MC Flash Mode Register --------
    #define AT91C_MC_FRDY         ((unsigned int) 0x1 <<  0) // (MC) Flash Ready
    #define AT91C_MC_LOCKE        ((unsigned int) 0x1 <<  2) // (MC) Lock Error
    #define AT91C_MC_PROGE        ((unsigned int) 0x1 <<  3) // (MC) Programming Error
    #define AT91C_MC_NEBP         ((unsigned int) 0x1 <<  7) // (MC) No Erase Before Programming
    #define AT91C_MC_FWS          ((unsigned int) 0x3 <<  8) // (MC) Flash Wait State
    #define 	AT91C_MC_FWS_0FWS                 ((unsigned int) 0x0 <<  8) // (MC) 1 cycle for Read, 2 for Write operations
    #define 	AT91C_MC_FWS_1FWS                 ((unsigned int) 0x1 <<  8) // (MC) 2 cycles for Read, 3 for Write operations
    #define 	AT91C_MC_FWS_2FWS                 ((unsigned int) 0x2 <<  8) // (MC) 3 cycles for Read, 4 for Write operations
    #define 	AT91C_MC_FWS_3FWS                 ((unsigned int) 0x3 <<  8) // (MC) 4 cycles for Read, 4 for Write operations
    #define AT91C_MC_FMCN         ((unsigned int) 0xFF << 16) // (MC) Flash Microsecond Cycle Number
    // -------- MC_FCR : (MC Offset: 0x64) MC Flash Command Register --------
    #define AT91C_MC_FCMD         ((unsigned int) 0xF <<  0) // (MC) Flash Command
    #define 	AT91C_MC_FCMD_START_PROG           ((unsigned int) 0x1) // (MC) Starts the programming of th epage specified by PAGEN.
    #define 	AT91C_MC_FCMD_LOCK                 ((unsigned int) 0x2) // (MC) Starts a lock sequence of the sector defined by the bits 4 to 7 of the field PAGEN.
    #define 	AT91C_MC_FCMD_PROG_AND_LOCK        ((unsigned int) 0x3) // (MC) The lock sequence automatically happens after the programming sequence is completed.
    #define 	AT91C_MC_FCMD_UNLOCK               ((unsigned int) 0x4) // (MC) Starts an unlock sequence of the sector defined by the bits 4 to 7 of the field PAGEN.
    #define 	AT91C_MC_FCMD_ERASE_ALL            ((unsigned int) 0x8) // (MC) Starts the erase of the entire flash.If at least a page is locked, the command is cancelled.
    #define 	AT91C_MC_FCMD_SET_GP_NVM           ((unsigned int) 0xB) // (MC) Set General Purpose NVM bits.
    #define 	AT91C_MC_FCMD_CLR_GP_NVM           ((unsigned int) 0xD) // (MC) Clear General Purpose NVM bits.
    #define 	AT91C_MC_FCMD_SET_SECURITY         ((unsigned int) 0xF) // (MC) Set Security Bit.
    #define AT91C_MC_PAGEN        ((unsigned int) 0x3FF <<  8) // (MC) Page Number
    #define AT91C_MC_KEY          ((unsigned int) 0xFF << 24) // (MC) Writing Protect Key
    // -------- MC_FSR : (MC Offset: 0x68) MC Flash Command Register --------
    #define AT91C_MC_SECURITY     ((unsigned int) 0x1 <<  4) // (MC) Security Bit Status
    #define AT91C_MC_GPNVM0       ((unsigned int) 0x1 <<  8) // (MC) Sector 0 Lock Status
    #define AT91C_MC_GPNVM1       ((unsigned int) 0x1 <<  9) // (MC) Sector 1 Lock Status
    #define AT91C_MC_GPNVM2       ((unsigned int) 0x1 << 10) // (MC) Sector 2 Lock Status
    #define AT91C_MC_GPNVM3       ((unsigned int) 0x1 << 11) // (MC) Sector 3 Lock Status
    #define AT91C_MC_GPNVM4       ((unsigned int) 0x1 << 12) // (MC) Sector 4 Lock Status
    #define AT91C_MC_GPNVM5       ((unsigned int) 0x1 << 13) // (MC) Sector 5 Lock Status
    #define AT91C_MC_GPNVM6       ((unsigned int) 0x1 << 14) // (MC) Sector 6 Lock Status
    #define AT91C_MC_GPNVM7       ((unsigned int) 0x1 << 15) // (MC) Sector 7 Lock Status
    #define AT91C_MC_LOCKS0       ((unsigned int) 0x1 << 16) // (MC) Sector 0 Lock Status
    #define AT91C_MC_LOCKS1       ((unsigned int) 0x1 << 17) // (MC) Sector 1 Lock Status
    #define AT91C_MC_LOCKS2       ((unsigned int) 0x1 << 18) // (MC) Sector 2 Lock Status
    #define AT91C_MC_LOCKS3       ((unsigned int) 0x1 << 19) // (MC) Sector 3 Lock Status
    #define AT91C_MC_LOCKS4       ((unsigned int) 0x1 << 20) // (MC) Sector 4 Lock Status
    #define AT91C_MC_LOCKS5       ((unsigned int) 0x1 << 21) // (MC) Sector 5 Lock Status
    #define AT91C_MC_LOCKS6       ((unsigned int) 0x1 << 22) // (MC) Sector 6 Lock Status
    #define AT91C_MC_LOCKS7       ((unsigned int) 0x1 << 23) // (MC) Sector 7 Lock Status
    #define AT91C_MC_LOCKS8       ((unsigned int) 0x1 << 24) // (MC) Sector 8 Lock Status
    #define AT91C_MC_LOCKS9       ((unsigned int) 0x1 << 25) // (MC) Sector 9 Lock Status
    #define AT91C_MC_LOCKS10      ((unsigned int) 0x1 << 26) // (MC) Sector 10 Lock Status
    #define AT91C_MC_LOCKS11      ((unsigned int) 0x1 << 27) // (MC) Sector 11 Lock Status
    #define AT91C_MC_LOCKS12      ((unsigned int) 0x1 << 28) // (MC) Sector 12 Lock Status
    #define AT91C_MC_LOCKS13      ((unsigned int) 0x1 << 29) // (MC) Sector 13 Lock Status
    #define AT91C_MC_LOCKS14      ((unsigned int) 0x1 << 30) // (MC) Sector 14 Lock Status
    #define AT91C_MC_LOCKS15      ((unsigned int) 0x1 << 31) // (MC) Sector 15 Lock Status

    // *****************************************************************************
    //              SOFTWARE API DEFINITION  FOR Serial Parallel Interface
    // *****************************************************************************
    typedef struct _AT91S_SPI {
    	AT91_REG	 SPI_CR; 	// Control Register
    	AT91_REG	 SPI_MR; 	// Mode Register
    	AT91_REG	 SPI_RDR; 	// Receive Data Register
    	AT91_REG	 SPI_TDR; 	// Transmit Data Register
    	AT91_REG	 SPI_SR; 	// Status Register
    	AT91_REG	 SPI_IER; 	// Interrupt Enable Register
    	AT91_REG	 SPI_IDR; 	// Interrupt Disable Register
    	AT91_REG	 SPI_IMR; 	// Interrupt Mask Register
    	AT91_REG	 Reserved0[4]; 	//
    	AT91_REG	 SPI_CSR[4]; 	// Chip Select Register
    	AT91_REG	 Reserved1[48]; 	//
    	AT91_REG	 SPI_RPR; 	// Receive Pointer Register
    	AT91_REG	 SPI_RCR; 	// Receive Counter Register
    	AT91_REG	 SPI_TPR; 	// Transmit Pointer Register
    	AT91_REG	 SPI_TCR; 	// Transmit Counter Register
    	AT91_REG	 SPI_RNPR; 	// Receive Next Pointer Register
    	AT91_REG	 SPI_RNCR; 	// Receive Next Counter Register
    	AT91_REG	 SPI_TNPR; 	// Transmit Next Pointer Register
    	AT91_REG	 SPI_TNCR; 	// Transmit Next Counter Register
    	AT91_REG	 SPI_PTCR; 	// PDC Transfer Control Register
    	AT91_REG	 SPI_PTSR; 	// PDC Transfer Status Register
    } AT91S_SPI, *AT91PS_SPI;

    // -------- SPI_CR : (SPI Offset: 0x0) SPI Control Register --------
    #define AT91C_SPI_SPIEN       ((unsigned int) 0x1 <<  0) // (SPI) SPI Enable
    #define AT91C_SPI_SPIDIS      ((unsigned int) 0x1 <<  1) // (SPI) SPI Disable
    #define AT91C_SPI_SWRST       ((unsigned int) 0x1 <<  7) // (SPI) SPI Software reset
    #define AT91C_SPI_LASTXFER    ((unsigned int) 0x1 << 24) // (SPI) SPI Last Transfer
    // -------- SPI_MR : (SPI Offset: 0x4) SPI Mode Register --------
    #define AT91C_SPI_MSTR        ((unsigned int) 0x1 <<  0) // (SPI) Master/Slave Mode
    #define AT91C_SPI_PS          ((unsigned int) 0x1 <<  1) // (SPI) Peripheral Select
    #define 	AT91C_SPI_PS_FIXED                ((unsigned int) 0x0 <<  1) // (SPI) Fixed Peripheral Select
    #define 	AT91C_SPI_PS_VARIABLE             ((unsigned int) 0x1 <<  1) // (SPI) Variable Peripheral Select
    #define AT91C_SPI_PCSDEC      ((unsigned int) 0x1 <<  2) // (SPI) Chip Select Decode
    #define AT91C_SPI_FDIV        ((unsigned int) 0x1 <<  3) // (SPI) Clock Selection
    #define AT91C_SPI_MODFDIS     ((unsigned int) 0x1 <<  4) // (SPI) Mode Fault Detection
    #define AT91C_SPI_LLB         ((unsigned int) 0x1 <<  7) // (SPI) Clock Selection
    #define AT91C_SPI_PCS         ((unsigned int) 0xF << 16) // (SPI) Peripheral Chip Select
    #define AT91C_SPI_DLYBCS      ((unsigned int) 0xFF << 24) // (SPI) Delay Between Chip Selects
    // -------- SPI_RDR : (SPI Offset: 0x8) Receive Data Register --------
    #define AT91C_SPI_RD          ((unsigned int) 0xFFFF <<  0) // (SPI) Receive Data
    #define AT91C_SPI_RPCS        ((unsigned int) 0xF << 16) // (SPI) Peripheral Chip Select Status
    // -------- SPI_TDR : (SPI Offset: 0xc) Transmit Data Register --------
    #define AT91C_SPI_TD          ((unsigned int) 0xFFFF <<  0) // (SPI) Transmit Data
    #define AT91C_SPI_TPCS        ((unsigned int) 0xF << 16) // (SPI) Peripheral Chip Select Status
    // -------- SPI_SR : (SPI Offset: 0x10) Status Register --------
    #define AT91C_SPI_RDRF        ((unsigned int) 0x1 <<  0) // (SPI) Receive Data Register Full
    #define AT91C_SPI_TDRE        ((unsigned int) 0x1 <<  1) // (SPI) Transmit Data Register Empty
    #define AT91C_SPI_MODF        ((unsigned int) 0x1 <<  2) // (SPI) Mode Fault Error
    #define AT91C_SPI_OVRES       ((unsigned int) 0x1 <<  3) // (SPI) Overrun Error Status
    #define AT91C_SPI_ENDRX       ((unsigned int) 0x1 <<  4) // (SPI) End of Receiver Transfer
    #define AT91C_SPI_ENDTX       ((unsigned int) 0x1 <<  5) // (SPI) End of Receiver Transfer
    #define AT91C_SPI_RXBUFF      ((unsigned int) 0x1 <<  6) // (SPI) RXBUFF Interrupt
    #define AT91C_SPI_TXBUFE      ((unsigned int) 0x1 <<  7) // (SPI) TXBUFE Interrupt
    #define AT91C_SPI_NSSR        ((unsigned int) 0x1 <<  8) // (SPI) NSSR Interrupt
    #define AT91C_SPI_TXEMPTY     ((unsigned int) 0x1 <<  9) // (SPI) TXEMPTY Interrupt
    #define AT91C_SPI_SPIENS      ((unsigned int) 0x1 << 16) // (SPI) Enable Status
    // -------- SPI_IER : (SPI Offset: 0x14) Interrupt Enable Register --------
    // -------- SPI_IDR : (SPI Offset: 0x18) Interrupt Disable Register --------
    // -------- SPI_IMR : (SPI Offset: 0x1c) Interrupt Mask Register --------
    // -------- SPI_CSR : (SPI Offset: 0x30) Chip Select Register --------
    #define AT91C_SPI_CPOL        ((unsigned int) 0x1 <<  0) // (SPI) Clock Polarity
    #define AT91C_SPI_NCPHA       ((unsigned int) 0x1 <<  1) // (SPI) Clock Phase
    #define AT91C_SPI_CSAAT       ((unsigned int) 0x1 <<  2) // (SPI) Chip Select Active After Transfer
    #define AT91C_SPI_BITS        ((unsigned int) 0xF <<  4) // (SPI) Bits Per Transfer
    #define 	AT91C_SPI_BITS_8                    ((unsigned int) 0x0 <<  4) // (SPI) 8 Bits Per transfer
    #define 	AT91C_SPI_BITS_9                    ((unsigned int) 0x1 <<  4) // (SPI) 9 Bits Per transfer
    #define 	AT91C_SPI_BITS_10                   ((unsigned int) 0x2 <<  4) // (SPI) 10 Bits Per transfer
    #define 	AT91C_SPI_BITS_11                   ((unsigned int) 0x3 <<  4) // (SPI) 11 Bits Per transfer
    #define 	AT91C_SPI_BITS_12                   ((unsigned int) 0x4 <<  4) // (SPI) 12 Bits Per transfer
    #define 	AT91C_SPI_BITS_13                   ((unsigned int) 0x5 <<  4) // (SPI) 13 Bits Per transfer
    #define 	AT91C_SPI_BITS_14                   ((unsigned int) 0x6 <<  4) // (SPI) 14 Bits Per transfer
    #define 	AT91C_SPI_BITS_15                   ((unsigned int) 0x7 <<  4) // (SPI) 15 Bits Per transfer
    #define 	AT91C_SPI_BITS_16                   ((unsigned int) 0x8 <<  4) // (SPI) 16 Bits Per transfer
    #define AT91C_SPI_SCBR        ((unsigned int) 0xFF <<  8) // (SPI) Serial Clock Baud Rate
    #define AT91C_SPI_DLYBS       ((unsigned int) 0xFF << 16) // (SPI) Serial Clock Baud Rate
    #define AT91C_SPI_DLYBCT      ((unsigned int) 0xFF << 24) // (SPI) Delay Between Consecutive Transfers

    // *****************************************************************************
    //              SOFTWARE API DEFINITION  FOR Analog to Digital Convertor
    // *****************************************************************************
    typedef struct _AT91S_ADC {
    	AT91_REG	 ADC_CR; 	// ADC Control Register
    	AT91_REG	 ADC_MR; 	// ADC Mode Register
    	AT91_REG	 Reserved0[2]; 	//
    	AT91_REG	 ADC_CHER; 	// ADC Channel Enable Register
    	AT91_REG	 ADC_CHDR; 	// ADC Channel Disable Register
    	AT91_REG	 ADC_CHSR; 	// ADC Channel Status Register
    	AT91_REG	 ADC_SR; 	// ADC Status Register
    	AT91_REG	 ADC_LCDR; 	// ADC Last Converted Data Register
    	AT91_REG	 ADC_IER; 	// ADC Interrupt Enable Register
    	AT91_REG	 ADC_IDR; 	// ADC Interrupt Disable Register
    	AT91_REG	 ADC_IMR; 	// ADC Interrupt Mask Register
    	AT91_REG	 ADC_CDR0; 	// ADC Channel Data Register 0
    	AT91_REG	 ADC_CDR1; 	// ADC Channel Data Register 1
    	AT91_REG	 ADC_CDR2; 	// ADC Channel Data Register 2
    	AT91_REG	 ADC_CDR3; 	// ADC Channel Data Register 3
    	AT91_REG	 ADC_CDR4; 	// ADC Channel Data Register 4
    	AT91_REG	 ADC_CDR5; 	// ADC Channel Data Register 5
    	AT91_REG	 ADC_CDR6; 	// ADC Channel Data Register 6
    	AT91_REG	 ADC_CDR7; 	// ADC Channel Data Register 7
    	AT91_REG	 Reserved1[44]; 	//
    	AT91_REG	 ADC_RPR; 	// Receive Pointer Register
    	AT91_REG	 ADC_RCR; 	// Receive Counter Register
    	AT91_REG	 ADC_TPR; 	// Transmit Pointer Register
    	AT91_REG	 ADC_TCR; 	// Transmit Counter Register
    	AT91_REG	 ADC_RNPR; 	// Receive Next Pointer Register
    	AT91_REG	 ADC_RNCR; 	// Receive Next Counter Register
    	AT91_REG	 ADC_TNPR; 	// Transmit Next Pointer Register
    	AT91_REG	 ADC_TNCR; 	// Transmit Next Counter Register
    	AT91_REG	 ADC_PTCR; 	// PDC Transfer Control Register
    	AT91_REG	 ADC_PTSR; 	// PDC Transfer Status Register
    } AT91S_ADC, *AT91PS_ADC;

    // -------- ADC_CR : (ADC Offset: 0x0) ADC Control Register --------
    #define AT91C_ADC_SWRST       ((unsigned int) 0x1 <<  0) // (ADC) Software Reset
    #define AT91C_ADC_START       ((unsigned int) 0x1 <<  1) // (ADC) Start Conversion
    // -------- ADC_MR : (ADC Offset: 0x4) ADC Mode Register --------
    #define AT91C_ADC_TRGEN       ((unsigned int) 0x1 <<  0) // (ADC) Trigger Enable
    #define 	AT91C_ADC_TRGEN_DIS                  ((unsigned int) 0x0) // (ADC) Hradware triggers are disabled. Starting a conversion is only possible by software
    #define 	AT91C_ADC_TRGEN_EN                   ((unsigned int) 0x1) // (ADC) Hardware trigger selected by TRGSEL field is enabled.
    #define AT91C_ADC_TRGSEL      ((unsigned int) 0x7 <<  1) // (ADC) Trigger Selection
    #define 	AT91C_ADC_TRGSEL_TIOA0                ((unsigned int) 0x0 <<  1) // (ADC) Selected TRGSEL = TIAO0
    #define 	AT91C_ADC_TRGSEL_TIOA1                ((unsigned int) 0x1 <<  1) // (ADC) Selected TRGSEL = TIAO1
    #define 	AT91C_ADC_TRGSEL_TIOA2                ((unsigned int) 0x2 <<  1) // (ADC) Selected TRGSEL = TIAO2
    #define 	AT91C_ADC_TRGSEL_TIOA3                ((unsigned int) 0x3 <<  1) // (ADC) Selected TRGSEL = TIAO3
    #define 	AT91C_ADC_TRGSEL_TIOA4                ((unsigned int) 0x4 <<  1) // (ADC) Selected TRGSEL = TIAO4
    #define 	AT91C_ADC_TRGSEL_TIOA5                ((unsigned int) 0x5 <<  1) // (ADC) Selected TRGSEL = TIAO5
    #define 	AT91C_ADC_TRGSEL_EXT                  ((unsigned int) 0x6 <<  1) // (ADC) Selected TRGSEL = External Trigger
    #define AT91C_ADC_LOWRES      ((unsigned int) 0x1 <<  4) // (ADC) Resolution.
    #define 	AT91C_ADC_LOWRES_10_BIT               ((unsigned int) 0x0 <<  4) // (ADC) 10-bit resolution
    #define 	AT91C_ADC_LOWRES_8_BIT                ((unsigned int) 0x1 <<  4) // (ADC) 8-bit resolution
    #define AT91C_ADC_SLEEP       ((unsigned int) 0x1 <<  5) // (ADC) Sleep Mode
    #define 	AT91C_ADC_SLEEP_NORMAL_MODE          ((unsigned int) 0x0 <<  5) // (ADC) Normal Mode
    #define 	AT91C_ADC_SLEEP_MODE                 ((unsigned int) 0x1 <<  5) // (ADC) Sleep Mode
    #define AT91C_ADC_PRESCAL     ((unsigned int) 0x3F <<  8) // (ADC) Prescaler rate selection
    #define AT91C_ADC_STARTUP     ((unsigned int) 0x1F << 16) // (ADC) Startup Time
    #define AT91C_ADC_SHTIM       ((unsigned int) 0xF << 24) // (ADC) Sample & Hold Time
    // -------- 	ADC_CHER : (ADC Offset: 0x10) ADC Channel Enable Register --------
    #define AT91C_ADC_CH0         ((unsigned int) 0x1 <<  0) // (ADC) Channel 0
    #define AT91C_ADC_CH1         ((unsigned int) 0x1 <<  1) // (ADC) Channel 1
    #define AT91C_ADC_CH2         ((unsigned int) 0x1 <<  2) // (ADC) Channel 2
    #define AT91C_ADC_CH3         ((unsigned int) 0x1 <<  3) // (ADC) Channel 3
    #define AT91C_ADC_CH4         ((unsigned int) 0x1 <<  4) // (ADC) Channel 4
    #define AT91C_ADC_CH5         ((unsigned int) 0x1 <<  5) // (ADC) Channel 5
    #define AT91C_ADC_CH6         ((unsigned int) 0x1 <<  6) // (ADC) Channel 6
    #define AT91C_ADC_CH7         ((unsigned int) 0x1 <<  7) // (ADC) Channel 7
    // -------- 	ADC_CHDR : (ADC Offset: 0x14) ADC Channel Disable Register --------
    // -------- 	ADC_CHSR : (ADC Offset: 0x18) ADC Channel Status Register --------
    // -------- ADC_SR : (ADC Offset: 0x1c) ADC Status Register --------
    #define AT91C_ADC_EOC0        ((unsigned int) 0x1 <<  0) // (ADC) End of Conversion
    #define AT91C_ADC_EOC1        ((unsigned int) 0x1 <<  1) // (ADC) End of Conversion
    #define AT91C_ADC_EOC2        ((unsigned int) 0x1 <<  2) // (ADC) End of Conversion
    #define AT91C_ADC_EOC3        ((unsigned int) 0x1 <<  3) // (ADC) End of Conversion
    #define AT91C_ADC_EOC4        ((unsigned int) 0x1 <<  4) // (ADC) End of Conversion
    #define AT91C_ADC_EOC5        ((unsigned int) 0x1 <<  5) // (ADC) End of Conversion
    #define AT91C_ADC_EOC6        ((unsigned int) 0x1 <<  6) // (ADC) End of Conversion
    #define AT91C_ADC_EOC7        ((unsigned int) 0x1 <<  7) // (ADC) End of Conversion
    #define AT91C_ADC_OVRE0       ((unsigned int) 0x1 <<  8) // (ADC) Overrun Error
    #define AT91C_ADC_OVRE1       ((unsigned int) 0x1 <<  9) // (ADC) Overrun Error
    #define AT91C_ADC_OVRE2       ((unsigned int) 0x1 << 10) // (ADC) Overrun Error
    #define AT91C_ADC_OVRE3       ((unsigned int) 0x1 << 11) // (ADC) Overrun Error
    #define AT91C_ADC_OVRE4       ((unsigned int) 0x1 << 12) // (ADC) Overrun Error
    #define AT91C_ADC_OVRE5       ((unsigned int) 0x1 << 13) // (ADC) Overrun Error
    #define AT91C_ADC_OVRE6       ((unsigned int) 0x1 << 14) // (ADC) Overrun Error
    #define AT91C_ADC_OVRE7       ((unsigned int) 0x1 << 15) // (ADC) Overrun Error
    #define AT91C_ADC_DRDY        ((unsigned int) 0x1 << 16) // (ADC) Data Ready
    #define AT91C_ADC_GOVRE       ((unsigned int) 0x1 << 17) // (ADC) General Overrun
    #define AT91C_ADC_ENDRX       ((unsigned int) 0x1 << 18) // (ADC) End of Receiver Transfer
    #define AT91C_ADC_RXBUFF      ((unsigned int) 0x1 << 19) // (ADC) RXBUFF Interrupt
    // -------- ADC_LCDR : (ADC Offset: 0x20) ADC Last Converted Data Register --------
    #define AT91C_ADC_LDATA       ((unsigned int) 0x3FF <<  0) // (ADC) Last Data Converted
    // -------- ADC_IER : (ADC Offset: 0x24) ADC Interrupt Enable Register --------
    // -------- ADC_IDR : (ADC Offset: 0x28) ADC Interrupt Disable Register --------
    // -------- ADC_IMR : (ADC Offset: 0x2c) ADC Interrupt Mask Register --------
    // -------- ADC_CDR0 : (ADC Offset: 0x30) ADC Channel Data Register 0 --------
    #define AT91C_ADC_DATA        ((unsigned int) 0x3FF <<  0) // (ADC) Converted Data
    // -------- ADC_CDR1 : (ADC Offset: 0x34) ADC Channel Data Register 1 --------
    // -------- ADC_CDR2 : (ADC Offset: 0x38) ADC Channel Data Register 2 --------
    // -------- ADC_CDR3 : (ADC Offset: 0x3c) ADC Channel Data Register 3 --------
    // -------- ADC_CDR4 : (ADC Offset: 0x40) ADC Channel Data Register 4 --------
    // -------- ADC_CDR5 : (ADC Offset: 0x44) ADC Channel Data Register 5 --------
    // -------- ADC_CDR6 : (ADC Offset: 0x48) ADC Channel Data Register 6 --------
    // -------- ADC_CDR7 : (ADC Offset: 0x4c) ADC Channel Data Register 7 --------

    // *****************************************************************************
    //              SOFTWARE API DEFINITION  FOR Synchronous Serial Controller Interface
    // *****************************************************************************
    typedef struct _AT91S_SSC {
    	AT91_REG	 SSC_CR; 	// Control Register
    	AT91_REG	 SSC_CMR; 	// Clock Mode Register
    	AT91_REG	 Reserved0[2]; 	//
    	AT91_REG	 SSC_RCMR; 	// Receive Clock ModeRegister
    	AT91_REG	 SSC_RFMR; 	// Receive Frame Mode Register
    	AT91_REG	 SSC_TCMR; 	// Transmit Clock Mode Register
    	AT91_REG	 SSC_TFMR; 	// Transmit Frame Mode Register
    	AT91_REG	 SSC_RHR; 	// Receive Holding Register
    	AT91_REG	 SSC_THR; 	// Transmit Holding Register
    	AT91_REG	 Reserved1[2]; 	//
    	AT91_REG	 SSC_RSHR; 	// Receive Sync Holding Register
    	AT91_REG	 SSC_TSHR; 	// Transmit Sync Holding Register
    	AT91_REG	 SSC_RC0R; 	// Receive Compare 0 Register
    	AT91_REG	 SSC_RC1R; 	// Receive Compare 1 Register
    	AT91_REG	 SSC_SR; 	// Status Register
    	AT91_REG	 SSC_IER; 	// Interrupt Enable Register
    	AT91_REG	 SSC_IDR; 	// Interrupt Disable Register
    	AT91_REG	 SSC_IMR; 	// Interrupt Mask Register
    	AT91_REG	 Reserved2[44]; 	//
    	AT91_REG	 SSC_RPR; 	// Receive Pointer Register
    	AT91_REG	 SSC_RCR; 	// Receive Counter Register
    	AT91_REG	 SSC_TPR; 	// Transmit Pointer Register
    	AT91_REG	 SSC_TCR; 	// Transmit Counter Register
    	AT91_REG	 SSC_RNPR; 	// Receive Next Pointer Register
    	AT91_REG	 SSC_RNCR; 	// Receive Next Counter Register
    	AT91_REG	 SSC_TNPR; 	// Transmit Next Pointer Register
    	AT91_REG	 SSC_TNCR; 	// Transmit Next Counter Register
    	AT91_REG	 SSC_PTCR; 	// PDC Transfer Control Register
    	AT91_REG	 SSC_PTSR; 	// PDC Transfer Status Register
    } AT91S_SSC, *AT91PS_SSC;

    // -------- SSC_CR : (SSC Offset: 0x0) SSC Control Register --------
    #define AT91C_SSC_RXEN        ((unsigned int) 0x1 <<  0) // (SSC) Receive Enable
    #define AT91C_SSC_RXDIS       ((unsigned int) 0x1 <<  1) // (SSC) Receive Disable
    #define AT91C_SSC_TXEN        ((unsigned int) 0x1 <<  8) // (SSC) Transmit Enable
    #define AT91C_SSC_TXDIS       ((unsigned int) 0x1 <<  9) // (SSC) Transmit Disable
    #define AT91C_SSC_SWRST       ((unsigned int) 0x1 << 15) // (SSC) Software Reset
    // -------- SSC_RCMR : (SSC Offset: 0x10) SSC Receive Clock Mode Register --------
    #define AT91C_SSC_CKS         ((unsigned int) 0x3 <<  0) // (SSC) Receive/Transmit Clock Selection
    #define 	AT91C_SSC_CKS_DIV                  ((unsigned int) 0x0) // (SSC) Divided Clock
    #define 	AT91C_SSC_CKS_TK                   ((unsigned int) 0x1) // (SSC) TK Clock signal
    #define 	AT91C_SSC_CKS_RK                   ((unsigned int) 0x2) // (SSC) RK pin
    #define AT91C_SSC_CKO         ((unsigned int) 0x7 <<  2) // (SSC) Receive/Transmit Clock Output Mode Selection
    #define 	AT91C_SSC_CKO_NONE                 ((unsigned int) 0x0 <<  2) // (SSC) Receive/Transmit Clock Output Mode: None RK pin: Input-only
    #define 	AT91C_SSC_CKO_CONTINOUS            ((unsigned int) 0x1 <<  2) // (SSC) Continuous Receive/Transmit Clock RK pin: Output
    #define 	AT91C_SSC_CKO_DATA_TX              ((unsigned int) 0x2 <<  2) // (SSC) Receive/Transmit Clock only during data transfers RK pin: Output
    #define AT91C_SSC_CKI         ((unsigned int) 0x1 <<  5) // (SSC) Receive/Transmit Clock Inversion
    #define AT91C_SSC_CKG         ((unsigned int) 0x3 <<  6) // (SSC) Receive/Transmit Clock Gating Selection
    #define 	AT91C_SSC_CKG_NONE                 ((unsigned int) 0x0 <<  6) // (SSC) Receive/Transmit Clock Gating: None, continuous clock
    #define 	AT91C_SSC_CKG_LOW                  ((unsigned int) 0x1 <<  6) // (SSC) Receive/Transmit Clock enabled only if RF Low
    #define 	AT91C_SSC_CKG_HIGH                 ((unsigned int) 0x2 <<  6) // (SSC) Receive/Transmit Clock enabled only if RF High
    #define AT91C_SSC_START       ((unsigned int) 0xF <<  8) // (SSC) Receive/Transmit Start Selection
    #define 	AT91C_SSC_START_CONTINOUS            ((unsigned int) 0x0 <<  8) // (SSC) Continuous, as soon as the receiver is enabled, and immediately after the end of transfer of the previous data.
    #define 	AT91C_SSC_START_TX                   ((unsigned int) 0x1 <<  8) // (SSC) Transmit/Receive start
    #define 	AT91C_SSC_START_LOW_RF               ((unsigned int) 0x2 <<  8) // (SSC) Detection of a low level on RF input
    #define 	AT91C_SSC_START_HIGH_RF              ((unsigned int) 0x3 <<  8) // (SSC) Detection of a high level on RF input
    #define 	AT91C_SSC_START_FALL_RF              ((unsigned int) 0x4 <<  8) // (SSC) Detection of a falling edge on RF input
    #define 	AT91C_SSC_START_RISE_RF              ((unsigned int) 0x5 <<  8) // (SSC) Detection of a rising edge on RF input
    #define 	AT91C_SSC_START_LEVEL_RF             ((unsigned int) 0x6 <<  8) // (SSC) Detection of any level change on RF input
    #define 	AT91C_SSC_START_EDGE_RF              ((unsigned int) 0x7 <<  8) // (SSC) Detection of any edge on RF input
    #define 	AT91C_SSC_START_0                    ((unsigned int) 0x8 <<  8) // (SSC) Compare 0
    #define AT91C_SSC_STOP        ((unsigned int) 0x1 << 12) // (SSC) Receive Stop Selection
    #define AT91C_SSC_STTOUT      ((unsigned int) 0x1 << 15) // (SSC) Receive/Transmit Start Output Selection
    #define AT91C_SSC_STTDLY      ((unsigned int) 0xFF << 16) // (SSC) Receive/Transmit Start Delay
    #define AT91C_SSC_PERIOD      ((unsigned int) 0xFF << 24) // (SSC) Receive/Transmit Period Divider Selection
    // -------- SSC_RFMR : (SSC Offset: 0x14) SSC Receive Frame Mode Register --------
    #define AT91C_SSC_DATLEN      ((unsigned int) 0x1F <<  0) // (SSC) Data Length
    #define AT91C_SSC_LOOP        ((unsigned int) 0x1 <<  5) // (SSC) Loop Mode
    #define AT91C_SSC_MSBF        ((unsigned int) 0x1 <<  7) // (SSC) Most Significant Bit First
    #define AT91C_SSC_DATNB       ((unsigned int) 0xF <<  8) // (SSC) Data Number per Frame
    #define AT91C_SSC_FSLEN       ((unsigned int) 0xF << 16) // (SSC) Receive/Transmit Frame Sync length
    #define AT91C_SSC_FSOS        ((unsigned int) 0x7 << 20) // (SSC) Receive/Transmit Frame Sync Output Selection
    #define 	AT91C_SSC_FSOS_NONE                 ((unsigned int) 0x0 << 20) // (SSC) Selected Receive/Transmit Frame Sync Signal: None RK pin Input-only
    #define 	AT91C_SSC_FSOS_NEGATIVE             ((unsigned int) 0x1 << 20) // (SSC) Selected Receive/Transmit Frame Sync Signal: Negative Pulse
    #define 	AT91C_SSC_FSOS_POSITIVE             ((unsigned int) 0x2 << 20) // (SSC) Selected Receive/Transmit Frame Sync Signal: Positive Pulse
    #define 	AT91C_SSC_FSOS_LOW                  ((unsigned int) 0x3 << 20) // (SSC) Selected Receive/Transmit Frame Sync Signal: Driver Low during data transfer
    #define 	AT91C_SSC_FSOS_HIGH                 ((unsigned int) 0x4 << 20) // (SSC) Selected Receive/Transmit Frame Sync Signal: Driver High during data transfer
    #define 	AT91C_SSC_FSOS_TOGGLE               ((unsigned int) 0x5 << 20) // (SSC) Selected Receive/Transmit Frame Sync Signal: Toggling at each start of data transfer
    #define AT91C_SSC_FSEDGE      ((unsigned int) 0x1 << 24) // (SSC) Frame Sync Edge Detection
    // -------- SSC_TCMR : (SSC Offset: 0x18) SSC Transmit Clock Mode Register --------
    // -------- SSC_TFMR : (SSC Offset: 0x1c) SSC Transmit Frame Mode Register --------
    #define AT91C_SSC_DATDEF      ((unsigned int) 0x1 <<  5) // (SSC) Data Default Value
    #define AT91C_SSC_FSDEN       ((unsigned int) 0x1 << 23) // (SSC) Frame Sync Data Enable
    // -------- SSC_SR : (SSC Offset: 0x40) SSC Status Register --------
    #define AT91C_SSC_TXRDY       ((unsigned int) 0x1 <<  0) // (SSC) Transmit Ready
    #define AT91C_SSC_TXEMPTY     ((unsigned int) 0x1 <<  1) // (SSC) Transmit Empty
    #define AT91C_SSC_ENDTX       ((unsigned int) 0x1 <<  2) // (SSC) End Of Transmission
    #define AT91C_SSC_TXBUFE      ((unsigned int) 0x1 <<  3) // (SSC) Transmit Buffer Empty
    #define AT91C_SSC_RXRDY       ((unsigned int) 0x1 <<  4) // (SSC) Receive Ready
    #define AT91C_SSC_OVRUN       ((unsigned int) 0x1 <<  5) // (SSC) Receive Overrun
    #define AT91C_SSC_ENDRX       ((unsigned int) 0x1 <<  6) // (SSC) End of Reception
    #define AT91C_SSC_RXBUFF      ((unsigned int) 0x1 <<  7) // (SSC) Receive Buffer Full
    #define AT91C_SSC_CP0         ((unsigned int) 0x1 <<  8) // (SSC) Compare 0
    #define AT91C_SSC_CP1         ((unsigned int) 0x1 <<  9) // (SSC) Compare 1
    #define AT91C_SSC_TXSYN       ((unsigned int) 0x1 << 10) // (SSC) Transmit Sync
    #define AT91C_SSC_RXSYN       ((unsigned int) 0x1 << 11) // (SSC) Receive Sync
    #define AT91C_SSC_TXENA       ((unsigned int) 0x1 << 16) // (SSC) Transmit Enable
    #define AT91C_SSC_RXENA       ((unsigned int) 0x1 << 17) // (SSC) Receive Enable
    // -------- SSC_IER : (SSC Offset: 0x44) SSC Interrupt Enable Register --------
    // -------- SSC_IDR : (SSC Offset: 0x48) SSC Interrupt Disable Register --------
    // -------- SSC_IMR : (SSC Offset: 0x4c) SSC Interrupt Mask Register --------

    // *****************************************************************************
    //              SOFTWARE API DEFINITION  FOR Usart
    // *****************************************************************************
    typedef struct _AT91S_USART {
    	AT91_REG	 US_CR; 	// Control Register
    	AT91_REG	 US_MR; 	// Mode Register
    	AT91_REG	 US_IER; 	// Interrupt Enable Register
    	AT91_REG	 US_IDR; 	// Interrupt Disable Register
    	AT91_REG	 US_IMR; 	// Interrupt Mask Register
    	AT91_REG	 US_CSR; 	// Channel Status Register
    	AT91_REG	 US_RHR; 	// Receiver Holding Register
    	AT91_REG	 US_THR; 	// Transmitter Holding Register
    	AT91_REG	 US_BRGR; 	// Baud Rate Generator Register
    	AT91_REG	 US_RTOR; 	// Receiver Time-out Register
    	AT91_REG	 US_TTGR; 	// Transmitter Time-guard Register
    	AT91_REG	 Reserved0[5]; 	//
    	AT91_REG	 US_FIDI; 	// FI_DI_Ratio Register
    	AT91_REG	 US_NER; 	// Nb Errors Register
    	AT91_REG	 US_XXR; 	// XON_XOFF Register
    	AT91_REG	 US_IF; 	// IRDA_FILTER Register
    	AT91_REG	 Reserved1[44]; 	//
    	AT91_REG	 US_RPR; 	// Receive Pointer Register
    	AT91_REG	 US_RCR; 	// Receive Counter Register
    	AT91_REG	 US_TPR; 	// Transmit Pointer Register
    	AT91_REG	 US_TCR; 	// Transmit Counter Register
    	AT91_REG	 US_RNPR; 	// Receive Next Pointer Register
    	AT91_REG	 US_RNCR; 	// Receive Next Counter Register
    	AT91_REG	 US_TNPR; 	// Transmit Next Pointer Register
    	AT91_REG	 US_TNCR; 	// Transmit Next Counter Register
    	AT91_REG	 US_PTCR; 	// PDC Transfer Control Register
    	AT91_REG	 US_PTSR; 	// PDC Transfer Status Register
    } AT91S_USART, *AT91PS_USART;

    // -------- US_CR : (USART Offset: 0x0) Debug Unit Control Register --------
    #define AT91C_US_RSTSTA       ((unsigned int) 0x1 <<  8) // (USART) Reset Status Bits
    #define AT91C_US_STTBRK       ((unsigned int) 0x1 <<  9) // (USART) Start Break
    #define AT91C_US_STPBRK       ((unsigned int) 0x1 << 10) // (USART) Stop Break
    #define AT91C_US_STTTO        ((unsigned int) 0x1 << 11) // (USART) Start Time-out
    #define AT91C_US_SENDA        ((unsigned int) 0x1 << 12) // (USART) Send Address
    #define AT91C_US_RSTIT        ((unsigned int) 0x1 << 13) // (USART) Reset Iterations
    #define AT91C_US_RSTNACK      ((unsigned int) 0x1 << 14) // (USART) Reset Non Acknowledge
    #define AT91C_US_RETTO        ((unsigned int) 0x1 << 15) // (USART) Rearm Time-out
    #define AT91C_US_DTREN        ((unsigned int) 0x1 << 16) // (USART) Data Terminal ready Enable
    #define AT91C_US_DTRDIS       ((unsigned int) 0x1 << 17) // (USART) Data Terminal ready Disable
    #define AT91C_US_RTSEN        ((unsigned int) 0x1 << 18) // (USART) Request to Send enable
    #define AT91C_US_RTSDIS       ((unsigned int) 0x1 << 19) // (USART) Request to Send Disable
    // -------- US_MR : (USART Offset: 0x4) Debug Unit Mode Register --------
    #define AT91C_US_USMODE       ((unsigned int) 0xF <<  0) // (USART) Usart mode
    #define 	AT91C_US_USMODE_NORMAL               ((unsigned int) 0x0) // (USART) Normal
    #define 	AT91C_US_USMODE_RS485                ((unsigned int) 0x1) // (USART) RS485
    #define 	AT91C_US_USMODE_HWHSH                ((unsigned int) 0x2) // (USART) Hardware Handshaking
    #define 	AT91C_US_USMODE_MODEM                ((unsigned int) 0x3) // (USART) Modem
    #define 	AT91C_US_USMODE_ISO7816_0            ((unsigned int) 0x4) // (USART) ISO7816 protocol: T = 0
    #define 	AT91C_US_USMODE_ISO7816_1            ((unsigned int) 0x6) // (USART) ISO7816 protocol: T = 1
    #define 	AT91C_US_USMODE_IRDA                 ((unsigned int) 0x8) // (USART) IrDA
    #define 	AT91C_US_USMODE_SWHSH                ((unsigned int) 0xC) // (USART) Software Handshaking
    #define AT91C_US_CLKS         ((unsigned int) 0x3 <<  4) // (USART) Clock Selection (Baud Rate generator Input Clock
    #define 	AT91C_US_CLKS_CLOCK                ((unsigned int) 0x0 <<  4) // (USART) Clock
    #define 	AT91C_US_CLKS_FDIV1                ((unsigned int) 0x1 <<  4) // (USART) fdiv1
    #define 	AT91C_US_CLKS_SLOW                 ((unsigned int) 0x2 <<  4) // (USART) slow_clock (ARM)
    #define 	AT91C_US_CLKS_EXT                  ((unsigned int) 0x3 <<  4) // (USART) External (SCK)
    #define AT91C_US_CHRL         ((unsigned int) 0x3 <<  6) // (USART) Clock Selection (Baud Rate generator Input Clock
    #define 	AT91C_US_CHRL_5_BITS               ((unsigned int) 0x0 <<  6) // (USART) Character Length: 5 bits
    #define 	AT91C_US_CHRL_6_BITS               ((unsigned int) 0x1 <<  6) // (USART) Character Length: 6 bits
    #define 	AT91C_US_CHRL_7_BITS               ((unsigned int) 0x2 <<  6) // (USART) Character Length: 7 bits
    #define 	AT91C_US_CHRL_8_BITS               ((unsigned int) 0x3 <<  6) // (USART) Character Length: 8 bits
    #define AT91C_US_SYNC         ((unsigned int) 0x1 <<  8) // (USART) Synchronous Mode Select
    #define AT91C_US_NBSTOP       ((unsigned int) 0x3 << 12) // (USART) Number of Stop bits
    #define 	AT91C_US_NBSTOP_1_BIT                ((unsigned int) 0x0 << 12) // (USART) 1 stop bit
    #define 	AT91C_US_NBSTOP_15_BIT               ((unsigned int) 0x1 << 12) // (USART) Asynchronous (SYNC=0) 2 stop bits Synchronous (SYNC=1) 2 stop bits
    #define 	AT91C_US_NBSTOP_2_BIT                ((unsigned int) 0x2 << 12) // (USART) 2 stop bits
    #define AT91C_US_MSBF         ((unsigned int) 0x1 << 16) // (USART) Bit Order
    #define AT91C_US_MODE9        ((unsigned int) 0x1 << 17) // (USART) 9-bit Character length
    #define AT91C_US_CKLO         ((unsigned int) 0x1 << 18) // (USART) Clock Output Select
    #define AT91C_US_OVER         ((unsigned int) 0x1 << 19) // (USART) Over Sampling Mode
    #define AT91C_US_INACK        ((unsigned int) 0x1 << 20) // (USART) Inhibit Non Acknowledge
    #define AT91C_US_DSNACK       ((unsigned int) 0x1 << 21) // (USART) Disable Successive NACK
    #define AT91C_US_MAX_ITER     ((unsigned int) 0x1 << 24) // (USART) Number of Repetitions
    #define AT91C_US_FILTER       ((unsigned int) 0x1 << 28) // (USART) Receive Line Filter
    // -------- US_IER : (USART Offset: 0x8) Debug Unit Interrupt Enable Register --------
    #define AT91C_US_RXBRK        ((unsigned int) 0x1 <<  2) // (USART) Break Received/End of Break
    #define AT91C_US_TIMEOUT      ((unsigned int) 0x1 <<  8) // (USART) Receiver Time-out
    #define AT91C_US_ITERATION    ((unsigned int) 0x1 << 10) // (USART) Max number of Repetitions Reached
    #define AT91C_US_NACK         ((unsigned int) 0x1 << 13) // (USART) Non Acknowledge
    #define AT91C_US_RIIC         ((unsigned int) 0x1 << 16) // (USART) Ring INdicator Input Change Flag
    #define AT91C_US_DSRIC        ((unsigned int) 0x1 << 17) // (USART) Data Set Ready Input Change Flag
    #define AT91C_US_DCDIC        ((unsigned int) 0x1 << 18) // (USART) Data Carrier Flag
    #define AT91C_US_CTSIC        ((unsigned int) 0x1 << 19) // (USART) Clear To Send Input Change Flag
    // -------- US_IDR : (USART Offset: 0xc) Debug Unit Interrupt Disable Register --------
    // -------- US_IMR : (USART Offset: 0x10) Debug Unit Interrupt Mask Register --------
    // -------- US_CSR : (USART Offset: 0x14) Debug Unit Channel Status Register --------
    #define AT91C_US_RI           ((unsigned int) 0x1 << 20) // (USART) Image of RI Input
    #define AT91C_US_DSR          ((unsigned int) 0x1 << 21) // (USART) Image of DSR Input
    #define AT91C_US_DCD          ((unsigned int) 0x1 << 22) // (USART) Image of DCD Input
    #define AT91C_US_CTS          ((unsigned int) 0x1 << 23) // (USART) Image of CTS Input

    // *****************************************************************************
    //              SOFTWARE API DEFINITION  FOR Two-wire Interface
    // *****************************************************************************
    typedef struct _AT91S_TWI {
    	AT91_REG	 TWI_CR; 	// Control Register
    	AT91_REG	 TWI_MMR; 	// Master Mode Register
    	AT91_REG	 TWI_SMR; 	// Slave Mode Register
    	AT91_REG	 TWI_IADR; 	// Internal Address Register
    	AT91_REG	 TWI_CWGR; 	// Clock Waveform Generator Register
    	AT91_REG	 Reserved0[3]; 	//
    	AT91_REG	 TWI_SR; 	// Status Register
    	AT91_REG	 TWI_IER; 	// Interrupt Enable Register
    	AT91_REG	 TWI_IDR; 	// Interrupt Disable Register
    	AT91_REG	 TWI_IMR; 	// Interrupt Mask Register
    	AT91_REG	 TWI_RHR; 	// Receive Holding Register
    	AT91_REG	 TWI_THR; 	// Transmit Holding Register
    } AT91S_TWI, *AT91PS_TWI;

    // -------- TWI_CR : (TWI Offset: 0x0) TWI Control Register --------
    #define AT91C_TWI_START       ((unsigned int) 0x1 <<  0) // (TWI) Send a START Condition
    #define AT91C_TWI_STOP        ((unsigned int) 0x1 <<  1) // (TWI) Send a STOP Condition
    #define AT91C_TWI_MSEN        ((unsigned int) 0x1 <<  2) // (TWI) TWI Master Transfer Enabled
    #define AT91C_TWI_MSDIS       ((unsigned int) 0x1 <<  3) // (TWI) TWI Master Transfer Disabled
    #define AT91C_TWI_SVEN        ((unsigned int) 0x1 <<  4) // (TWI) TWI Slave Transfer Enabled
    #define AT91C_TWI_SVDIS       ((unsigned int) 0x1 <<  5) // (TWI) TWI Slave Transfer Disabled
    #define AT91C_TWI_SWRST       ((unsigned int) 0x1 <<  7) // (TWI) Software Reset
    // -------- TWI_MMR : (TWI Offset: 0x4) TWI Master Mode Register --------
    #define AT91C_TWI_IADRSZ      ((unsigned int) 0x3 <<  8) // (TWI) Internal Device Address Size
    #define 	AT91C_TWI_IADRSZ_NO                   ((unsigned int) 0x0 <<  8) // (TWI) No internal device address
    #define 	AT91C_TWI_IADRSZ_1_BYTE               ((unsigned int) 0x1 <<  8) // (TWI) One-byte internal device address
    #define 	AT91C_TWI_IADRSZ_2_BYTE               ((unsigned int) 0x2 <<  8) // (TWI) Two-byte internal device address
    #define 	AT91C_TWI_IADRSZ_3_BYTE               ((unsigned int) 0x3 <<  8) // (TWI) Three-byte internal device address
    #define AT91C_TWI_MREAD       ((unsigned int) 0x1 << 12) // (TWI) Master Read Direction
    #define AT91C_TWI_DADR        ((unsigned int) 0x7F << 16) // (TWI) Device Address
    // -------- TWI_SMR : (TWI Offset: 0x8) TWI Slave Mode Register --------
    #define AT91C_TWI_SADR        ((unsigned int) 0x7F << 16) // (TWI) Slave Device Address
    // -------- TWI_CWGR : (TWI Offset: 0x10) TWI Clock Waveform Generator Register --------
    #define AT91C_TWI_CLDIV       ((unsigned int) 0xFF <<  0) // (TWI) Clock Low Divider
    #define AT91C_TWI_CHDIV       ((unsigned int) 0xFF <<  8) // (TWI) Clock High Divider
    #define AT91C_TWI_CKDIV       ((unsigned int) 0x7 << 16) // (TWI) Clock Divider
    // -------- TWI_SR : (TWI Offset: 0x20) TWI Status Register --------
    #define AT91C_TWI_TXCOMP      ((unsigned int) 0x1 <<  0) // (TWI) Transmission Completed
    #define AT91C_TWI_RXRDY       ((unsigned int) 0x1 <<  1) // (TWI) Receive holding register ReaDY
    #define AT91C_TWI_TXRDY       ((unsigned int) 0x1 <<  2) // (TWI) Transmit holding register ReaDY
    #define AT91C_TWI_SVREAD      ((unsigned int) 0x1 <<  3) // (TWI) Slave Read
    #define AT91C_TWI_SVACC       ((unsigned int) 0x1 <<  4) // (TWI) Slave Access
    #define AT91C_TWI_GCACC       ((unsigned int) 0x1 <<  5) // (TWI) General Call Access
    #define AT91C_TWI_OVRE        ((unsigned int) 0x1 <<  6) // (TWI) Overrun Error
    #define AT91C_TWI_UNRE        ((unsigned int) 0x1 <<  7) // (TWI) Underrun Error
    #define AT91C_TWI_NACK        ((unsigned int) 0x1 <<  8) // (TWI) Not Acknowledged
    #define AT91C_TWI_ARBLST      ((unsigned int) 0x1 <<  9) // (TWI) Arbitration Lost
    // -------- TWI_IER : (TWI Offset: 0x24) TWI Interrupt Enable Register --------
    // -------- TWI_IDR : (TWI Offset: 0x28) TWI Interrupt Disable Register --------
    // -------- TWI_IMR : (TWI Offset: 0x2c) TWI Interrupt Mask Register --------

    // *****************************************************************************
    //              SOFTWARE API DEFINITION  FOR Timer Counter Channel Interface
    // *****************************************************************************
    typedef struct _AT91S_TC {
    	AT91_REG	 TC_CCR; 	// Channel Control Register
    	AT91_REG	 TC_CMR; 	// Channel Mode Register (Capture Mode / Waveform Mode)
    	AT91_REG	 Reserved0[2]; 	//
    	AT91_REG	 TC_CV; 	// Counter Value
    	AT91_REG	 TC_RA; 	// Register A
    	AT91_REG	 TC_RB; 	// Register B
    	AT91_REG	 TC_RC; 	// Register C
    	AT91_REG	 TC_SR; 	// Status Register
    	AT91_REG	 TC_IER; 	// Interrupt Enable Register
    	AT91_REG	 TC_IDR; 	// Interrupt Disable Register
    	AT91_REG	 TC_IMR; 	// Interrupt Mask Register
    } AT91S_TC, *AT91PS_TC;

    // -------- TC_CCR : (TC Offset: 0x0) TC Channel Control Register --------
    #define AT91C_TC_CLKEN        ((unsigned int) 0x1 <<  0) // (TC) Counter Clock Enable Command
    #define AT91C_TC_CLKDIS       ((unsigned int) 0x1 <<  1) // (TC) Counter Clock Disable Command
    #define AT91C_TC_SWTRG        ((unsigned int) 0x1 <<  2) // (TC) Software Trigger Command
    // -------- TC_CMR : (TC Offset: 0x4) TC Channel Mode Register: Capture Mode / Waveform Mode --------
    #define AT91C_TC_CLKS         ((unsigned int) 0x7 <<  0) // (TC) Clock Selection
    #define 	AT91C_TC_CLKS_TIMER_DIV1_CLOCK     ((unsigned int) 0x0) // (TC) Clock selected: TIMER_DIV1_CLOCK
    #define 	AT91C_TC_CLKS_TIMER_DIV2_CLOCK     ((unsigned int) 0x1) // (TC) Clock selected: TIMER_DIV2_CLOCK
    #define 	AT91C_TC_CLKS_TIMER_DIV3_CLOCK     ((unsigned int) 0x2) // (TC) Clock selected: TIMER_DIV3_CLOCK
    #define 	AT91C_TC_CLKS_TIMER_DIV4_CLOCK     ((unsigned int) 0x3) // (TC) Clock selected: TIMER_DIV4_CLOCK
    #define 	AT91C_TC_CLKS_TIMER_DIV5_CLOCK     ((unsigned int) 0x4) // (TC) Clock selected: TIMER_DIV5_CLOCK
    #define 	AT91C_TC_CLKS_XC0                  ((unsigned int) 0x5) // (TC) Clock selected: XC0
    #define 	AT91C_TC_CLKS_XC1                  ((unsigned int) 0x6) // (TC) Clock selected: XC1
    #define 	AT91C_TC_CLKS_XC2                  ((unsigned int) 0x7) // (TC) Clock selected: XC2
    #define AT91C_TC_CLKI         ((unsigned int) 0x1 <<  3) // (TC) Clock Invert
    #define AT91C_TC_BURST        ((unsigned int) 0x3 <<  4) // (TC) Burst Signal Selection
    #define 	AT91C_TC_BURST_NONE                 ((unsigned int) 0x0 <<  4) // (TC) The clock is not gated by an external signal
    #define 	AT91C_TC_BURST_XC0                  ((unsigned int) 0x1 <<  4) // (TC) XC0 is ANDed with the selected clock
    #define 	AT91C_TC_BURST_XC1                  ((unsigned int) 0x2 <<  4) // (TC) XC1 is ANDed with the selected clock
    #define 	AT91C_TC_BURST_XC2                  ((unsigned int) 0x3 <<  4) // (TC) XC2 is ANDed with the selected clock
    #define AT91C_TC_CPCSTOP      ((unsigned int) 0x1 <<  6) // (TC) Counter Clock Stopped with RC Compare
    #define AT91C_TC_LDBSTOP      ((unsigned int) 0x1 <<  6) // (TC) Counter Clock Stopped with RB Loading
    #define AT91C_TC_LDBDIS       ((unsigned int) 0x1 <<  7) // (TC) Counter Clock Disabled with RB Loading
    #define AT91C_TC_CPCDIS       ((unsigned int) 0x1 <<  7) // (TC) Counter Clock Disable with RC Compare
    #define AT91C_TC_ETRGEDG      ((unsigned int) 0x3 <<  8) // (TC) External Trigger Edge Selection
    #define 	AT91C_TC_ETRGEDG_NONE                 ((unsigned int) 0x0 <<  8) // (TC) Edge: None
    #define 	AT91C_TC_ETRGEDG_RISING               ((unsigned int) 0x1 <<  8) // (TC) Edge: rising edge
    #define 	AT91C_TC_ETRGEDG_FALLING              ((unsigned int) 0x2 <<  8) // (TC) Edge: falling edge
    #define 	AT91C_TC_ETRGEDG_BOTH                 ((unsigned int) 0x3 <<  8) // (TC) Edge: each edge
    #define AT91C_TC_EEVTEDG      ((unsigned int) 0x3 <<  8) // (TC) External Event Edge Selection
    #define 	AT91C_TC_EEVTEDG_NONE                 ((unsigned int) 0x0 <<  8) // (TC) Edge: None
    #define 	AT91C_TC_EEVTEDG_RISING               ((unsigned int) 0x1 <<  8) // (TC) Edge: rising edge
    #define 	AT91C_TC_EEVTEDG_FALLING              ((unsigned int) 0x2 <<  8) // (TC) Edge: falling edge
    #define 	AT91C_TC_EEVTEDG_BOTH                 ((unsigned int) 0x3 <<  8) // (TC) Edge: each edge
    #define AT91C_TC_ABETRG       ((unsigned int) 0x1 << 10) // (TC) TIOA or TIOB External Trigger Selection
    #define AT91C_TC_EEVT         ((unsigned int) 0x3 << 10) // (TC) External Event  Selection
    #define 	AT91C_TC_EEVT_NONE                 ((unsigned int) 0x0 << 10) // (TC) Signal selected as external event: TIOB TIOB direction: input
    #define 	AT91C_TC_EEVT_RISING               ((unsigned int) 0x1 << 10) // (TC) Signal selected as external event: XC0 TIOB direction: output
    #define 	AT91C_TC_EEVT_FALLING              ((unsigned int) 0x2 << 10) // (TC) Signal selected as external event: XC1 TIOB direction: output
    #define 	AT91C_TC_EEVT_BOTH                 ((unsigned int) 0x3 << 10) // (TC) Signal selected as external event: XC2 TIOB direction: output
    #define AT91C_TC_ENETRG       ((unsigned int) 0x1 << 12) // (TC) External Event Trigger enable
    #define AT91C_TC_WAVESEL      ((unsigned int) 0x3 << 13) // (TC) Waveform  Selection
    #define 	AT91C_TC_WAVESEL_UP                   ((unsigned int) 0x0 << 13) // (TC) UP mode without atomatic trigger on RC Compare
    #define 	AT91C_TC_WAVESEL_UPDOWN               ((unsigned int) 0x1 << 13) // (TC) UPDOWN mode without automatic trigger on RC Compare
    #define 	AT91C_TC_WAVESEL_UP_AUTO              ((unsigned int) 0x2 << 13) // (TC) UP mode with automatic trigger on RC Compare
    #define 	AT91C_TC_WAVESEL_UPDOWN_AUTO          ((unsigned int) 0x3 << 13) // (TC) UPDOWN mode with automatic trigger on RC Compare
    #define AT91C_TC_CPCTRG       ((unsigned int) 0x1 << 14) // (TC) RC Compare Trigger Enable
    #define AT91C_TC_WAVE         ((unsigned int) 0x1 << 15) // (TC)
    #define AT91C_TC_LDRA         ((unsigned int) 0x3 << 16) // (TC) RA Loading Selection
    #define 	AT91C_TC_LDRA_NONE                 ((unsigned int) 0x0 << 16) // (TC) Edge: None
    #define 	AT91C_TC_LDRA_RISING               ((unsigned int) 0x1 << 16) // (TC) Edge: rising edge of TIOA
    #define 	AT91C_TC_LDRA_FALLING              ((unsigned int) 0x2 << 16) // (TC) Edge: falling edge of TIOA
    #define 	AT91C_TC_LDRA_BOTH                 ((unsigned int) 0x3 << 16) // (TC) Edge: each edge of TIOA
    #define AT91C_TC_ACPA         ((unsigned int) 0x3 << 16) // (TC) RA Compare Effect on TIOA
    #define 	AT91C_TC_ACPA_NONE                 ((unsigned int) 0x0 << 16) // (TC) Effect: none
    #define 	AT91C_TC_ACPA_SET                  ((unsigned int) 0x1 << 16) // (TC) Effect: set
    #define 	AT91C_TC_ACPA_CLEAR                ((unsigned int) 0x2 << 16) // (TC) Effect: clear
    #define 	AT91C_TC_ACPA_TOGGLE               ((unsigned int) 0x3 << 16) // (TC) Effect: toggle
    #define AT91C_TC_LDRB         ((unsigned int) 0x3 << 18) // (TC) RB Loading Selection
    #define 	AT91C_TC_LDRB_NONE                 ((unsigned int) 0x0 << 18) // (TC) Edge: None
    #define 	AT91C_TC_LDRB_RISING               ((unsigned int) 0x1 << 18) // (TC) Edge: rising edge of TIOA
    #define 	AT91C_TC_LDRB_FALLING              ((unsigned int) 0x2 << 18) // (TC) Edge: falling edge of TIOA
    #define 	AT91C_TC_LDRB_BOTH                 ((unsigned int) 0x3 << 18) // (TC) Edge: each edge of TIOA
    #define AT91C_TC_ACPC         ((unsigned int) 0x3 << 18) // (TC) RC Compare Effect on TIOA
    #define 	AT91C_TC_ACPC_NONE                 ((unsigned int) 0x0 << 18) // (TC) Effect: none
    #define 	AT91C_TC_ACPC_SET                  ((unsigned int) 0x1 << 18) // (TC) Effect: set
    #define 	AT91C_TC_ACPC_CLEAR                ((unsigned int) 0x2 << 18) // (TC) Effect: clear
    #define 	AT91C_TC_ACPC_TOGGLE               ((unsigned int) 0x3 << 18) // (TC) Effect: toggle
    #define AT91C_TC_AEEVT        ((unsigned int) 0x3 << 20) // (TC) External Event Effect on TIOA
    #define 	AT91C_TC_AEEVT_NONE                 ((unsigned int) 0x0 << 20) // (TC) Effect: none
    #define 	AT91C_TC_AEEVT_SET                  ((unsigned int) 0x1 << 20) // (TC) Effect: set
    #define 	AT91C_TC_AEEVT_CLEAR                ((unsigned int) 0x2 << 20) // (TC) Effect: clear
    #define 	AT91C_TC_AEEVT_TOGGLE               ((unsigned int) 0x3 << 20) // (TC) Effect: toggle
    #define AT91C_TC_ASWTRG       ((unsigned int) 0x3 << 22) // (TC) Software Trigger Effect on TIOA
    #define 	AT91C_TC_ASWTRG_NONE                 ((unsigned int) 0x0 << 22) // (TC) Effect: none
    #define 	AT91C_TC_ASWTRG_SET                  ((unsigned int) 0x1 << 22) // (TC) Effect: set
    #define 	AT91C_TC_ASWTRG_CLEAR                ((unsigned int) 0x2 << 22) // (TC) Effect: clear
    #define 	AT91C_TC_ASWTRG_TOGGLE               ((unsigned int) 0x3 << 22) // (TC) Effect: toggle
    #define AT91C_TC_BCPB         ((unsigned int) 0x3 << 24) // (TC) RB Compare Effect on TIOB
    #define 	AT91C_TC_BCPB_NONE                 ((unsigned int) 0x0 << 24) // (TC) Effect: none
    #define 	AT91C_TC_BCPB_SET                  ((unsigned int) 0x1 << 24) // (TC) Effect: set
    #define 	AT91C_TC_BCPB_CLEAR                ((unsigned int) 0x2 << 24) // (TC) Effect: clear
    #define 	AT91C_TC_BCPB_TOGGLE               ((unsigned int) 0x3 << 24) // (TC) Effect: toggle
    #define AT91C_TC_BCPC         ((unsigned int) 0x3 << 26) // (TC) RC Compare Effect on TIOB
    #define 	AT91C_TC_BCPC_NONE                 ((unsigned int) 0x0 << 26) // (TC) Effect: none
    #define 	AT91C_TC_BCPC_SET                  ((unsigned int) 0x1 << 26) // (TC) Effect: set
    #define 	AT91C_TC_BCPC_CLEAR                ((unsigned int) 0x2 << 26) // (TC) Effect: clear
    #define 	AT91C_TC_BCPC_TOGGLE               ((unsigned int) 0x3 << 26) // (TC) Effect: toggle
    #define AT91C_TC_BEEVT        ((unsigned int) 0x3 << 28) // (TC) External Event Effect on TIOB
    #define 	AT91C_TC_BEEVT_NONE                 ((unsigned int) 0x0 << 28) // (TC) Effect: none
    #define 	AT91C_TC_BEEVT_SET                  ((unsigned int) 0x1 << 28) // (TC) Effect: set
    #define 	AT91C_TC_BEEVT_CLEAR                ((unsigned int) 0x2 << 28) // (TC) Effect: clear
    #define 	AT91C_TC_BEEVT_TOGGLE               ((unsigned int) 0x3 << 28) // (TC) Effect: toggle
    #define AT91C_TC_BSWTRG       ((unsigned int) 0x3 << 30) // (TC) Software Trigger Effect on TIOB
    #define 	AT91C_TC_BSWTRG_NONE                 ((unsigned int) 0x0 << 30) // (TC) Effect: none
    #define 	AT91C_TC_BSWTRG_SET                  ((unsigned int) 0x1 << 30) // (TC) Effect: set
    #define 	AT91C_TC_BSWTRG_CLEAR                ((unsigned int) 0x2 << 30) // (TC) Effect: clear
    #define 	AT91C_TC_BSWTRG_TOGGLE               ((unsigned int) 0x3 << 30) // (TC) Effect: toggle
    // -------- TC_SR : (TC Offset: 0x20) TC Channel Status Register --------
    #define AT91C_TC_COVFS        ((unsigned int) 0x1 <<  0) // (TC) Counter Overflow
    #define AT91C_TC_LOVRS        ((unsigned int) 0x1 <<  1) // (TC) Load Overrun
    #define AT91C_TC_CPAS         ((unsigned int) 0x1 <<  2) // (TC) RA Compare
    #define AT91C_TC_CPBS         ((unsigned int) 0x1 <<  3) // (TC) RB Compare
    #define AT91C_TC_CPCS         ((unsigned int) 0x1 <<  4) // (TC) RC Compare
    #define AT91C_TC_LDRAS        ((unsigned int) 0x1 <<  5) // (TC) RA Loading
    #define AT91C_TC_LDRBS        ((unsigned int) 0x1 <<  6) // (TC) RB Loading
    #define AT91C_TC_ETRCS        ((unsigned int) 0x1 <<  7) // (TC) External Trigger
    #define AT91C_TC_ETRGS        ((unsigned int) 0x1 << 16) // (TC) Clock Enabling
    #define AT91C_TC_MTIOA        ((unsigned int) 0x1 << 17) // (TC) TIOA Mirror
    #define AT91C_TC_MTIOB        ((unsigned int) 0x1 << 18) // (TC) TIOA Mirror
    // -------- TC_IER : (TC Offset: 0x24) TC Channel Interrupt Enable Register --------
    // -------- TC_IDR : (TC Offset: 0x28) TC Channel Interrupt Disable Register --------
    // -------- TC_IMR : (TC Offset: 0x2c) TC Channel Interrupt Mask Register --------

    // *****************************************************************************
    //              SOFTWARE API DEFINITION  FOR Timer Counter Interface
    // *****************************************************************************
    typedef struct _AT91S_TCB {
    	AT91S_TC	 TCB_TC0; 	// TC Channel 0
    	AT91_REG	 Reserved0[4]; 	//
    	AT91S_TC	 TCB_TC1; 	// TC Channel 1
    	AT91_REG	 Reserved1[4]; 	//
    	AT91S_TC	 TCB_TC2; 	// TC Channel 2
    	AT91_REG	 Reserved2[4]; 	//
    	AT91_REG	 TCB_BCR; 	// TC Block Control Register
    	AT91_REG	 TCB_BMR; 	// TC Block Mode Register
    } AT91S_TCB, *AT91PS_TCB;

    // -------- TCB_BCR : (TCB Offset: 0xc0) TC Block Control Register --------
    #define AT91C_TCB_SYNC        ((unsigned int) 0x1 <<  0) // (TCB) Synchro Command
    // -------- TCB_BMR : (TCB Offset: 0xc4) TC Block Mode Register --------
    #define AT91C_TCB_TC0XC0S     ((unsigned int) 0x1 <<  0) // (TCB) External Clock Signal 0 Selection
    #define 	AT91C_TCB_TC0XC0S_TCLK0                ((unsigned int) 0x0) // (TCB) TCLK0 connected to XC0
    #define 	AT91C_TCB_TC0XC0S_NONE                 ((unsigned int) 0x1) // (TCB) None signal connected to XC0
    #define 	AT91C_TCB_TC0XC0S_TIOA1                ((unsigned int) 0x2) // (TCB) TIOA1 connected to XC0
    #define 	AT91C_TCB_TC0XC0S_TIOA2                ((unsigned int) 0x3) // (TCB) TIOA2 connected to XC0
    #define AT91C_TCB_TC1XC1S     ((unsigned int) 0x1 <<  2) // (TCB) External Clock Signal 1 Selection
    #define 	AT91C_TCB_TC1XC1S_TCLK1                ((unsigned int) 0x0 <<  2) // (TCB) TCLK1 connected to XC1
    #define 	AT91C_TCB_TC1XC1S_NONE                 ((unsigned int) 0x1 <<  2) // (TCB) None signal connected to XC1
    #define 	AT91C_TCB_TC1XC1S_TIOA0                ((unsigned int) 0x2 <<  2) // (TCB) TIOA0 connected to XC1
    #define 	AT91C_TCB_TC1XC1S_TIOA2                ((unsigned int) 0x3 <<  2) // (TCB) TIOA2 connected to XC1
    #define AT91C_TCB_TC2XC2S     ((unsigned int) 0x1 <<  4) // (TCB) External Clock Signal 2 Selection
    #define 	AT91C_TCB_TC2XC2S_TCLK2                ((unsigned int) 0x0 <<  4) // (TCB) TCLK2 connected to XC2
    #define 	AT91C_TCB_TC2XC2S_NONE                 ((unsigned int) 0x1 <<  4) // (TCB) None signal connected to XC2
    #define 	AT91C_TCB_TC2XC2S_TIOA0                ((unsigned int) 0x2 <<  4) // (TCB) TIOA0 connected to XC2
    #define 	AT91C_TCB_TC2XC2S_TIOA2                ((unsigned int) 0x3 <<  4) // (TCB) TIOA2 connected to XC2

    // *****************************************************************************
    //              SOFTWARE API DEFINITION  FOR PWMC Channel Interface
    // *****************************************************************************
    typedef struct _AT91S_PWMC_CH {
    	AT91_REG	 PWMC_CMR; 	// Channel Mode Register
    	AT91_REG	 PWMC_CDTYR; 	// Channel Duty Cycle Register
    	AT91_REG	 PWMC_CPRDR; 	// Channel Period Register
    	AT91_REG	 PWMC_CCNTR; 	// Channel Counter Register
    	AT91_REG	 PWMC_CUPDR; 	// Channel Update Register
    	AT91_REG	 PWMC_Reserved[3]; 	// Reserved
    } AT91S_PWMC_CH, *AT91PS_PWMC_CH;

    // -------- PWMC_CMR : (PWMC_CH Offset: 0x0) PWMC Channel Mode Register --------
    #define AT91C_PWMC_CPRE       ((unsigned int) 0xF <<  0) // (PWMC_CH) Channel Pre-scaler : PWMC_CLKx
    #define 	AT91C_PWMC_CPRE_MCK                  ((unsigned int) 0x0) // (PWMC_CH)
    #define 	AT91C_PWMC_CPRE_MCKA                 ((unsigned int) 0xB) // (PWMC_CH)
    #define 	AT91C_PWMC_CPRE_MCKB                 ((unsigned int) 0xC) // (PWMC_CH)
    #define AT91C_PWMC_CALG       ((unsigned int) 0x1 <<  8) // (PWMC_CH) Channel Alignment
    #define AT91C_PWMC_CPOL       ((unsigned int) 0x1 <<  9) // (PWMC_CH) Channel Polarity
    #define AT91C_PWMC_CPD        ((unsigned int) 0x1 << 10) // (PWMC_CH) Channel Update Period
    // -------- PWMC_CDTYR : (PWMC_CH Offset: 0x4) PWMC Channel Duty Cycle Register --------
    #define AT91C_PWMC_CDTY       ((unsigned int) 0x0 <<  0) // (PWMC_CH) Channel Duty Cycle
    // -------- PWMC_CPRDR : (PWMC_CH Offset: 0x8) PWMC Channel Period Register --------
    #define AT91C_PWMC_CPRD       ((unsigned int) 0x0 <<  0) // (PWMC_CH) Channel Period
    // -------- PWMC_CCNTR : (PWMC_CH Offset: 0xc) PWMC Channel Counter Register --------
    #define AT91C_PWMC_CCNT       ((unsigned int) 0x0 <<  0) // (PWMC_CH) Channel Counter
    // -------- PWMC_CUPDR : (PWMC_CH Offset: 0x10) PWMC Channel Update Register --------
    #define AT91C_PWMC_CUPD       ((unsigned int) 0x0 <<  0) // (PWMC_CH) Channel Update

    // *****************************************************************************
    //              SOFTWARE API DEFINITION  FOR Pulse Width Modulation Controller Interface
    // *****************************************************************************
    typedef struct _AT91S_PWMC {
    	AT91_REG	 PWMC_MR; 	// PWMC Mode Register
    	AT91_REG	 PWMC_ENA; 	// PWMC Enable Register
    	AT91_REG	 PWMC_DIS; 	// PWMC Disable Register
    	AT91_REG	 PWMC_SR; 	// PWMC Status Register
    	AT91_REG	 PWMC_IER; 	// PWMC Interrupt Enable Register
    	AT91_REG	 PWMC_IDR; 	// PWMC Interrupt Disable Register
    	AT91_REG	 PWMC_IMR; 	// PWMC Interrupt Mask Register
    	AT91_REG	 PWMC_ISR; 	// PWMC Interrupt Status Register
    	AT91_REG	 Reserved0[55]; 	//
    	AT91_REG	 PWMC_VR; 	// PWMC Version Register
    	AT91_REG	 Reserved1[64]; 	//
    	AT91S_PWMC_CH	 PWMC_CH[32]; 	// PWMC Channel 0
    } AT91S_PWMC, *AT91PS_PWMC;

    // -------- PWMC_MR : (PWMC Offset: 0x0) PWMC Mode Register --------
    #define AT91C_PWMC_DIVA       ((unsigned int) 0xFF <<  0) // (PWMC) CLKA divide factor.
    #define AT91C_PWMC_PREA       ((unsigned int) 0xF <<  8) // (PWMC) Divider Input Clock Prescaler A
    #define 	AT91C_PWMC_PREA_MCK                  ((unsigned int) 0x0 <<  8) // (PWMC)
    #define AT91C_PWMC_DIVB       ((unsigned int) 0xFF << 16) // (PWMC) CLKB divide factor.
    #define AT91C_PWMC_PREB       ((unsigned int) 0xF << 24) // (PWMC) Divider Input Clock Prescaler B
    #define 	AT91C_PWMC_PREB_MCK                  ((unsigned int) 0x0 << 24) // (PWMC)
    // -------- PWMC_ENA : (PWMC Offset: 0x4) PWMC Enable Register --------
    #define AT91C_PWMC_CHID0      ((unsigned int) 0x1 <<  0) // (PWMC) Channel ID 0
    #define AT91C_PWMC_CHID1      ((unsigned int) 0x1 <<  1) // (PWMC) Channel ID 1
    #define AT91C_PWMC_CHID2      ((unsigned int) 0x1 <<  2) // (PWMC) Channel ID 2
    #define AT91C_PWMC_CHID3      ((unsigned int) 0x1 <<  3) // (PWMC) Channel ID 3
    #define AT91C_PWMC_CHID4      ((unsigned int) 0x1 <<  4) // (PWMC) Channel ID 4
    #define AT91C_PWMC_CHID5      ((unsigned int) 0x1 <<  5) // (PWMC) Channel ID 5
    #define AT91C_PWMC_CHID6      ((unsigned int) 0x1 <<  6) // (PWMC) Channel ID 6
    #define AT91C_PWMC_CHID7      ((unsigned int) 0x1 <<  7) // (PWMC) Channel ID 7
    // -------- PWMC_DIS : (PWMC Offset: 0x8) PWMC Disable Register --------
    // -------- PWMC_SR : (PWMC Offset: 0xc) PWMC Status Register --------
    // -------- PWMC_IER : (PWMC Offset: 0x10) PWMC Interrupt Enable Register --------
    // -------- PWMC_IDR : (PWMC Offset: 0x14) PWMC Interrupt Disable Register --------
    // -------- PWMC_IMR : (PWMC Offset: 0x18) PWMC Interrupt Mask Register --------
    // -------- PWMC_ISR : (PWMC Offset: 0x1c) PWMC Interrupt Status Register --------

    // *****************************************************************************
    //              SOFTWARE API DEFINITION  FOR USB Device Interface
    // *****************************************************************************
    typedef struct _AT91S_UDP {
    	AT91_REG	 UDP_NUM; 	// Frame Number Register
    	AT91_REG	 UDP_GLBSTATE; 	// Global State Register
    	AT91_REG	 UDP_FADDR; 	// Function Address Register
    	AT91_REG	 Reserved0[1]; 	//
    	AT91_REG	 UDP_IER; 	// Interrupt Enable Register
    	AT91_REG	 UDP_IDR; 	// Interrupt Disable Register
    	AT91_REG	 UDP_IMR; 	// Interrupt Mask Register
    	AT91_REG	 UDP_ISR; 	// Interrupt Status Register
    	AT91_REG	 UDP_ICR; 	// Interrupt Clear Register
    	AT91_REG	 Reserved1[1]; 	//
    	AT91_REG	 UDP_RSTEP; 	// Reset Endpoint Register
    	AT91_REG	 Reserved2[1]; 	//
    	AT91_REG	 UDP_CSR[8]; 	// Endpoint Control and Status Register
    	AT91_REG	 UDP_FDR[8]; 	// Endpoint FIFO Data Register
    } AT91S_UDP, *AT91PS_UDP;

    // -------- UDP_FRM_NUM : (UDP Offset: 0x0) USB Frame Number Register --------
    #define AT91C_UDP_FRM_NUM     ((unsigned int) 0x7FF <<  0) // (UDP) Frame Number as Defined in the Packet Field Formats
    #define AT91C_UDP_FRM_ERR     ((unsigned int) 0x1 << 16) // (UDP) Frame Error
    #define AT91C_UDP_FRM_OK      ((unsigned int) 0x1 << 17) // (UDP) Frame OK
    // -------- UDP_GLB_STATE : (UDP Offset: 0x4) USB Global State Register --------
    #define AT91C_UDP_FADDEN      ((unsigned int) 0x1 <<  0) // (UDP) Function Address Enable
    #define AT91C_UDP_CONFG       ((unsigned int) 0x1 <<  1) // (UDP) Configured
    #define AT91C_UDP_RMWUPE      ((unsigned int) 0x1 <<  2) // (UDP) Remote Wake Up Enable
    #define AT91C_UDP_RSMINPR     ((unsigned int) 0x1 <<  3) // (UDP) A Resume Has Been Sent to the Host
    // -------- UDP_FADDR : (UDP Offset: 0x8) USB Function Address Register --------
    #define AT91C_UDP_FADD        ((unsigned int) 0xFF <<  0) // (UDP) Function Address Value
    #define AT91C_UDP_FEN         ((unsigned int) 0x1 <<  8) // (UDP) Function Enable
    // -------- UDP_IER : (UDP Offset: 0x10) USB Interrupt Enable Register --------
    #define AT91C_UDP_EPINT0      ((unsigned int) 0x1 <<  0) // (UDP) Endpoint 0 Interrupt
    #define AT91C_UDP_EPINT1      ((unsigned int) 0x1 <<  1) // (UDP) Endpoint 0 Interrupt
    #define AT91C_UDP_EPINT2      ((unsigned int) 0x1 <<  2) // (UDP) Endpoint 2 Interrupt
    #define AT91C_UDP_EPINT3      ((unsigned int) 0x1 <<  3) // (UDP) Endpoint 3 Interrupt
    #define AT91C_UDP_EPINT4      ((unsigned int) 0x1 <<  4) // (UDP) Endpoint 4 Interrupt
    #define AT91C_UDP_EPINT5      ((unsigned int) 0x1 <<  5) // (UDP) Endpoint 5 Interrupt
    #define AT91C_UDP_EPINT6      ((unsigned int) 0x1 <<  6) // (UDP) Endpoint 6 Interrupt
    #define AT91C_UDP_EPINT7      ((unsigned int) 0x1 <<  7) // (UDP) Endpoint 7 Interrupt
    #define AT91C_UDP_RXSUSP      ((unsigned int) 0x1 <<  8) // (UDP) USB Suspend Interrupt
    #define AT91C_UDP_RXRSM       ((unsigned int) 0x1 <<  9) // (UDP) USB Resume Interrupt
    #define AT91C_UDP_EXTRSM      ((unsigned int) 0x1 << 10) // (UDP) USB External Resume Interrupt
    #define AT91C_UDP_SOFINT      ((unsigned int) 0x1 << 11) // (UDP) USB Start Of frame Interrupt
    #define AT91C_UDP_WAKEUP      ((unsigned int) 0x1 << 13) // (UDP) USB Resume Interrupt
    // -------- UDP_IDR : (UDP Offset: 0x14) USB Interrupt Disable Register --------
    // -------- UDP_IMR : (UDP Offset: 0x18) USB Interrupt Mask Register --------
    // -------- UDP_ISR : (UDP Offset: 0x1c) USB Interrupt Status Register --------
    #define AT91C_UDP_ENDBUSRES   ((unsigned int) 0x1 << 12) // (UDP) USB End Of Bus Reset Interrupt
    // -------- UDP_ICR : (UDP Offset: 0x20) USB Interrupt Clear Register --------
    // -------- UDP_RST_EP : (UDP Offset: 0x28) USB Reset Endpoint Register --------
    #define AT91C_UDP_EP0         ((unsigned int) 0x1 <<  0) // (UDP) Reset Endpoint 0
    #define AT91C_UDP_EP1         ((unsigned int) 0x1 <<  1) // (UDP) Reset Endpoint 1
    #define AT91C_UDP_EP2         ((unsigned int) 0x1 <<  2) // (UDP) Reset Endpoint 2
    #define AT91C_UDP_EP3         ((unsigned int) 0x1 <<  3) // (UDP) Reset Endpoint 3
    #define AT91C_UDP_EP4         ((unsigned int) 0x1 <<  4) // (UDP) Reset Endpoint 4
    #define AT91C_UDP_EP5         ((unsigned int) 0x1 <<  5) // (UDP) Reset Endpoint 5
    #define AT91C_UDP_EP6         ((unsigned int) 0x1 <<  6) // (UDP) Reset Endpoint 6
    #define AT91C_UDP_EP7         ((unsigned int) 0x1 <<  7) // (UDP) Reset Endpoint 7
    // -------- UDP_CSR : (UDP Offset: 0x30) USB Endpoint Control and Status Register --------
    #define AT91C_UDP_TXCOMP      ((unsigned int) 0x1 <<  0) // (UDP) Generates an IN packet with data previously written in the DPR
    #define AT91C_UDP_RX_DATA_BK0 ((unsigned int) 0x1 <<  1) // (UDP) Receive Data Bank 0
    #define AT91C_UDP_RXSETUP     ((unsigned int) 0x1 <<  2) // (UDP) Sends STALL to the Host (Control endpoints)
    #define AT91C_UDP_ISOERROR    ((unsigned int) 0x1 <<  3) // (UDP) Isochronous error (Isochronous endpoints)
    #define AT91C_UDP_TXPKTRDY    ((unsigned int) 0x1 <<  4) // (UDP) Transmit Packet Ready
    #define AT91C_UDP_FORCESTALL  ((unsigned int) 0x1 <<  5) // (UDP) Force Stall (used by Control, Bulk and Isochronous endpoints).
    #define AT91C_UDP_RX_DATA_BK1 ((unsigned int) 0x1 <<  6) // (UDP) Receive Data Bank 1 (only used by endpoints with ping-pong attributes).
    #define AT91C_UDP_DIR         ((unsigned int) 0x1 <<  7) // (UDP) Transfer Direction
    #define AT91C_UDP_EPTYPE      ((unsigned int) 0x7 <<  8) // (UDP) Endpoint type
    #define 	AT91C_UDP_EPTYPE_CTRL                 ((unsigned int) 0x0 <<  8) // (UDP) Control
    #define 	AT91C_UDP_EPTYPE_ISO_OUT              ((unsigned int) 0x1 <<  8) // (UDP) Isochronous OUT
    #define 	AT91C_UDP_EPTYPE_BULK_OUT             ((unsigned int) 0x2 <<  8) // (UDP) Bulk OUT
    #define 	AT91C_UDP_EPTYPE_INT_OUT              ((unsigned int) 0x3 <<  8) // (UDP) Interrupt OUT
    #define 	AT91C_UDP_EPTYPE_ISO_IN               ((unsigned int) 0x5 <<  8) // (UDP) Isochronous IN
    #define 	AT91C_UDP_EPTYPE_BULK_IN              ((unsigned int) 0x6 <<  8) // (UDP) Bulk IN
    #define 	AT91C_UDP_EPTYPE_INT_IN               ((unsigned int) 0x7 <<  8) // (UDP) Interrupt IN
    #define AT91C_UDP_DTGLE       ((unsigned int) 0x1 << 11) // (UDP) Data Toggle
    #define AT91C_UDP_EPEDS       ((unsigned int) 0x1 << 15) // (UDP) Endpoint Enable Disable
    #define AT91C_UDP_RXBYTECNT   ((unsigned int) 0x7FF << 16) // (UDP) Number Of Bytes Available in the FIFO

    // *****************************************************************************
    //               REGISTER ADDRESS DEFINITION FOR AT91SAM7S64
    // *****************************************************************************
    // ========== Register definition for SYSC peripheral ==========
    #define AT91C_SYSC_SYSC_VREG ((AT91_REG *) 	0xFFFFFD60) // (SYSC) Voltage Regulator Mode Register
    // ========== Register definition for AIC peripheral ==========
    #define AT91C_AIC_ICCR  ((AT91_REG *) 	0xFFFFF128) // (AIC) Interrupt Clear Command Register
    #define AT91C_AIC_IECR  ((AT91_REG *) 	0xFFFFF120) // (AIC) Interrupt Enable Command Register
    #define AT91C_AIC_SMR   ((AT91_REG *) 	0xFFFFF000) // (AIC) Source Mode Register
    #define AT91C_AIC_ISCR  ((AT91_REG *) 	0xFFFFF12C) // (AIC) Interrupt Set Command Register
    #define AT91C_AIC_EOICR ((AT91_REG *) 	0xFFFFF130) // (AIC) End of Interrupt Command Register
    #define AT91C_AIC_DCR   ((AT91_REG *) 	0xFFFFF138) // (AIC) Debug Control Register (Protect)
    #define AT91C_AIC_FFER  ((AT91_REG *) 	0xFFFFF140) // (AIC) Fast Forcing Enable Register
    #define AT91C_AIC_SVR   ((AT91_REG *) 	0xFFFFF080) // (AIC) Source Vector Register
    #define AT91C_AIC_SPU   ((AT91_REG *) 	0xFFFFF134) // (AIC) Spurious Vector Register
    #define AT91C_AIC_FFDR  ((AT91_REG *) 	0xFFFFF144) // (AIC) Fast Forcing Disable Register
    #define AT91C_AIC_FVR   ((AT91_REG *) 	0xFFFFF104) // (AIC) FIQ Vector Register
    #define AT91C_AIC_FFSR  ((AT91_REG *) 	0xFFFFF148) // (AIC) Fast Forcing Status Register
    #define AT91C_AIC_IMR   ((AT91_REG *) 	0xFFFFF110) // (AIC) Interrupt Mask Register
    #define AT91C_AIC_ISR   ((AT91_REG *) 	0xFFFFF108) // (AIC) Interrupt Status Register
    #define AT91C_AIC_IVR   ((AT91_REG *) 	0xFFFFF100) // (AIC) IRQ Vector Register
    #define AT91C_AIC_IDCR  ((AT91_REG *) 	0xFFFFF124) // (AIC) Interrupt Disable Command Register
    #define AT91C_AIC_CISR  ((AT91_REG *) 	0xFFFFF114) // (AIC) Core Interrupt Status Register
    #define AT91C_AIC_IPR   ((AT91_REG *) 	0xFFFFF10C) // (AIC) Interrupt Pending Register
    // ========== Register definition for DBGU peripheral ==========
    #define AT91C_DBGU_C2R  ((AT91_REG *) 	0xFFFFF244) // (DBGU) Chip ID2 Register
    #define AT91C_DBGU_THR  ((AT91_REG *) 	0xFFFFF21C) // (DBGU) Transmitter Holding Register
    #define AT91C_DBGU_CSR  ((AT91_REG *) 	0xFFFFF214) // (DBGU) Channel Status Register
    #define AT91C_DBGU_IDR  ((AT91_REG *) 	0xFFFFF20C) // (DBGU) Interrupt Disable Register
    #define AT91C_DBGU_MR   ((AT91_REG *) 	0xFFFFF204) // (DBGU) Mode Register
    #define AT91C_DBGU_FNTR ((AT91_REG *) 	0xFFFFF248) // (DBGU) Force NTRST Register
    #define AT91C_DBGU_C1R  ((AT91_REG *) 	0xFFFFF240) // (DBGU) Chip ID1 Register
    #define AT91C_DBGU_BRGR ((AT91_REG *) 	0xFFFFF220) // (DBGU) Baud Rate Generator Register
    #define AT91C_DBGU_RHR  ((AT91_REG *) 	0xFFFFF218) // (DBGU) Receiver Holding Register
    #define AT91C_DBGU_IMR  ((AT91_REG *) 	0xFFFFF210) // (DBGU) Interrupt Mask Register
    #define AT91C_DBGU_IER  ((AT91_REG *) 	0xFFFFF208) // (DBGU) Interrupt Enable Register
    #define AT91C_DBGU_CR   ((AT91_REG *) 	0xFFFFF200) // (DBGU) Control Register
    // ========== Register definition for PDC_DBGU peripheral ==========
    #define AT91C_DBGU_TNCR ((AT91_REG *) 	0xFFFFF31C) // (PDC_DBGU) Transmit Next Counter Register
    #define AT91C_DBGU_RNCR ((AT91_REG *) 	0xFFFFF314) // (PDC_DBGU) Receive Next Counter Register
    #define AT91C_DBGU_PTCR ((AT91_REG *) 	0xFFFFF320) // (PDC_DBGU) PDC Transfer Control Register
    #define AT91C_DBGU_PTSR ((AT91_REG *) 	0xFFFFF324) // (PDC_DBGU) PDC Transfer Status Register
    #define AT91C_DBGU_RCR  ((AT91_REG *) 	0xFFFFF304) // (PDC_DBGU) Receive Counter Register
    #define AT91C_DBGU_TCR  ((AT91_REG *) 	0xFFFFF30C) // (PDC_DBGU) Transmit Counter Register
    #define AT91C_DBGU_RPR  ((AT91_REG *) 	0xFFFFF300) // (PDC_DBGU) Receive Pointer Register
    #define AT91C_DBGU_TPR  ((AT91_REG *) 	0xFFFFF308) // (PDC_DBGU) Transmit Pointer Register
    #define AT91C_DBGU_RNPR ((AT91_REG *) 	0xFFFFF310) // (PDC_DBGU) Receive Next Pointer Register
    #define AT91C_DBGU_TNPR ((AT91_REG *) 	0xFFFFF318) // (PDC_DBGU) Transmit Next Pointer Register
    // ========== Register definition for PIOA peripheral ==========
    #define AT91C_PIOA_IMR  ((AT91_REG *) 	0xFFFFF448) // (PIOA) Interrupt Mask Register
    #define AT91C_PIOA_IER  ((AT91_REG *) 	0xFFFFF440) // (PIOA) Interrupt Enable Register
    #define AT91C_PIOA_OWDR ((AT91_REG *) 	0xFFFFF4A4) // (PIOA) Output Write Disable Register
    #define AT91C_PIOA_ISR  ((AT91_REG *) 	0xFFFFF44C) // (PIOA) Interrupt Status Register
    #define AT91C_PIOA_PPUDR ((AT91_REG *) 	0xFFFFF460) // (PIOA) Pull-up Disable Register
    #define AT91C_PIOA_MDSR ((AT91_REG *) 	0xFFFFF458) // (PIOA) Multi-driver Status Register
    #define AT91C_PIOA_MDER ((AT91_REG *) 	0xFFFFF450) // (PIOA) Multi-driver Enable Register
    #define AT91C_PIOA_PER  ((AT91_REG *) 	0xFFFFF400) // (PIOA) PIO Enable Register
    #define AT91C_PIOA_PSR  ((AT91_REG *) 	0xFFFFF408) // (PIOA) PIO Status Register
    #define AT91C_PIOA_OER  ((AT91_REG *) 	0xFFFFF410) // (PIOA) Output Enable Register
    #define AT91C_PIOA_BSR  ((AT91_REG *) 	0xFFFFF474) // (PIOA) Select B Register
    #define AT91C_PIOA_PPUER ((AT91_REG *) 	0xFFFFF464) // (PIOA) Pull-up Enable Register
    #define AT91C_PIOA_MDDR ((AT91_REG *) 	0xFFFFF454) // (PIOA) Multi-driver Disable Register
    #define AT91C_PIOA_PDR  ((AT91_REG *) 	0xFFFFF404) // (PIOA) PIO Disable Register
    #define AT91C_PIOA_ODR  ((AT91_REG *) 	0xFFFFF414) // (PIOA) Output Disable Registerr
    #define AT91C_PIOA_IFDR ((AT91_REG *) 	0xFFFFF424) // (PIOA) Input Filter Disable Register
    #define AT91C_PIOA_ABSR ((AT91_REG *) 	0xFFFFF478) // (PIOA) AB Select Status Register
    #define AT91C_PIOA_ASR  ((AT91_REG *) 	0xFFFFF470) // (PIOA) Select A Register
    #define AT91C_PIOA_PPUSR ((AT91_REG *) 	0xFFFFF468) // (PIOA) Pad Pull-up Status Register
    #define AT91C_PIOA_ODSR ((AT91_REG *) 	0xFFFFF438) // (PIOA) Output Data Status Register
    #define AT91C_PIOA_SODR ((AT91_REG *) 	0xFFFFF430) // (PIOA) Set Output Data Register
    #define AT91C_PIOA_IFSR ((AT91_REG *) 	0xFFFFF428) // (PIOA) Input Filter Status Register
    #define AT91C_PIOA_IFER ((AT91_REG *) 	0xFFFFF420) // (PIOA) Input Filter Enable Register
    #define AT91C_PIOA_OSR  ((AT91_REG *) 	0xFFFFF418) // (PIOA) Output Status Register
    #define AT91C_PIOA_IDR  ((AT91_REG *) 	0xFFFFF444) // (PIOA) Interrupt Disable Register
    #define AT91C_PIOA_PDSR ((AT91_REG *) 	0xFFFFF43C) // (PIOA) Pin Data Status Register
    #define AT91C_PIOA_CODR ((AT91_REG *) 	0xFFFFF434) // (PIOA) Clear Output Data Register
    #define AT91C_PIOA_OWSR ((AT91_REG *) 	0xFFFFF4A8) // (PIOA) Output Write Status Register
    #define AT91C_PIOA_OWER ((AT91_REG *) 	0xFFFFF4A0) // (PIOA) Output Write Enable Register
    // ========== Register definition for CKGR peripheral ==========
    #define AT91C_CKGR_PLLR ((AT91_REG *) 	0xFFFFFC2C) // (CKGR) PLL Register
    #define AT91C_CKGR_MCFR ((AT91_REG *) 	0xFFFFFC24) // (CKGR) Main Clock  Frequency Register
    #define AT91C_CKGR_MOR  ((AT91_REG *) 	0xFFFFFC20) // (CKGR) Main Oscillator Register
    // ========== Register definition for PMC peripheral ==========
    #define AT91C_PMC_SCSR  ((AT91_REG *) 	0xFFFFFC08) // (PMC) System Clock Status Register
    #define AT91C_PMC_SCER  ((AT91_REG *) 	0xFFFFFC00) // (PMC) System Clock Enable Register
    #define AT91C_PMC_IMR   ((AT91_REG *) 	0xFFFFFC6C) // (PMC) Interrupt Mask Register
    #define AT91C_PMC_IDR   ((AT91_REG *) 	0xFFFFFC64) // (PMC) Interrupt Disable Register
    #define AT91C_PMC_PCDR  ((AT91_REG *) 	0xFFFFFC14) // (PMC) Peripheral Clock Disable Register
    #define AT91C_PMC_SCDR  ((AT91_REG *) 	0xFFFFFC04) // (PMC) System Clock Disable Register
    #define AT91C_PMC_SR    ((AT91_REG *) 	0xFFFFFC68) // (PMC) Status Register
    #define AT91C_PMC_IER   ((AT91_REG *) 	0xFFFFFC60) // (PMC) Interrupt Enable Register
    #define AT91C_PMC_MCKR  ((AT91_REG *) 	0xFFFFFC30) // (PMC) Master Clock Register
    #define AT91C_PMC_MOR   ((AT91_REG *) 	0xFFFFFC20) // (PMC) Main Oscillator Register
    #define AT91C_PMC_PCER  ((AT91_REG *) 	0xFFFFFC10) // (PMC) Peripheral Clock Enable Register
    #define AT91C_PMC_PCSR  ((AT91_REG *) 	0xFFFFFC18) // (PMC) Peripheral Clock Status Register
    #define AT91C_PMC_PLLR  ((AT91_REG *) 	0xFFFFFC2C) // (PMC) PLL Register
    #define AT91C_PMC_MCFR  ((AT91_REG *) 	0xFFFFFC24) // (PMC) Main Clock  Frequency Register
    #define AT91C_PMC_PCKR  ((AT91_REG *) 	0xFFFFFC40) // (PMC) Programmable Clock Register
    // ========== Register definition for RSTC peripheral ==========
    #define AT91C_RSTC_RSR  ((AT91_REG *) 	0xFFFFFD04) // (RSTC) Reset Status Register
    #define AT91C_RSTC_RMR  ((AT91_REG *) 	0xFFFFFD08) // (RSTC) Reset Mode Register
    #define AT91C_RSTC_RCR  ((AT91_REG *) 	0xFFFFFD00) // (RSTC) Reset Control Register
    // ========== Register definition for RTTC peripheral ==========
    #define AT91C_RTTC_RTSR ((AT91_REG *) 	0xFFFFFD2C) // (RTTC) Real-time Status Register
    #define AT91C_RTTC_RTAR ((AT91_REG *) 	0xFFFFFD24) // (RTTC) Real-time Alarm Register
    #define AT91C_RTTC_RTVR ((AT91_REG *) 	0xFFFFFD28) // (RTTC) Real-time Value Register
    #define AT91C_RTTC_RTMR ((AT91_REG *) 	0xFFFFFD20) // (RTTC) Real-time Mode Register
    // ========== Register definition for PITC peripheral ==========
    #define AT91C_PITC_PIIR ((AT91_REG *) 	0xFFFFFD3C) // (PITC) Period Interval Image Register
    #define AT91C_PITC_PISR ((AT91_REG *) 	0xFFFFFD34) // (PITC) Period Interval Status Register
    #define AT91C_PITC_PIVR ((AT91_REG *) 	0xFFFFFD38) // (PITC) Period Interval Value Register
    #define AT91C_PITC_PIMR ((AT91_REG *) 	0xFFFFFD30) // (PITC) Period Interval Mode Register
    // ========== Register definition for WDTC peripheral ==========
    #define AT91C_WDTC_WDMR ((AT91_REG *) 	0xFFFFFD44) // (WDTC) Watchdog Mode Register
    #define AT91C_WDTC_WDSR ((AT91_REG *) 	0xFFFFFD48) // (WDTC) Watchdog Status Register
    #define AT91C_WDTC_WDCR ((AT91_REG *) 	0xFFFFFD40) // (WDTC) Watchdog Control Register
    // ========== Register definition for MC peripheral ==========
    #define AT91C_MC_FCR    ((AT91_REG *) 	0xFFFFFF64) // (MC) MC Flash Command Register
    #define AT91C_MC_ASR    ((AT91_REG *) 	0xFFFFFF04) // (MC) MC Abort Status Register
    #define AT91C_MC_FSR    ((AT91_REG *) 	0xFFFFFF68) // (MC) MC Flash Status Register
    #define AT91C_MC_FMR    ((AT91_REG *) 	0xFFFFFF60) // (MC) MC Flash Mode Register
    #define AT91C_MC_AASR   ((AT91_REG *) 	0xFFFFFF08) // (MC) MC Abort Address Status Register
    #define AT91C_MC_RCR    ((AT91_REG *) 	0xFFFFFF00) // (MC) MC Remap Control Register
    // ========== Register definition for PDC_SPI peripheral ==========
    #define AT91C_SPI_PTCR  ((AT91_REG *) 	0xFFFE0120) // (PDC_SPI) PDC Transfer Control Register
    #define AT91C_SPI_TNPR  ((AT91_REG *) 	0xFFFE0118) // (PDC_SPI) Transmit Next Pointer Register
    #define AT91C_SPI_RNPR  ((AT91_REG *) 	0xFFFE0110) // (PDC_SPI) Receive Next Pointer Register
    #define AT91C_SPI_TPR   ((AT91_REG *) 	0xFFFE0108) // (PDC_SPI) Transmit Pointer Register
    #define AT91C_SPI_RPR   ((AT91_REG *) 	0xFFFE0100) // (PDC_SPI) Receive Pointer Register
    #define AT91C_SPI_PTSR  ((AT91_REG *) 	0xFFFE0124) // (PDC_SPI) PDC Transfer Status Register
    #define AT91C_SPI_TNCR  ((AT91_REG *) 	0xFFFE011C) // (PDC_SPI) Transmit Next Counter Register
    #define AT91C_SPI_RNCR  ((AT91_REG *) 	0xFFFE0114) // (PDC_SPI) Receive Next Counter Register
    #define AT91C_SPI_TCR   ((AT91_REG *) 	0xFFFE010C) // (PDC_SPI) Transmit Counter Register
    #define AT91C_SPI_RCR   ((AT91_REG *) 	0xFFFE0104) // (PDC_SPI) Receive Counter Register
    // ========== Register definition for SPI peripheral ==========
    #define AT91C_SPI_CSR   ((AT91_REG *) 	0xFFFE0030) // (SPI) Chip Select Register
    #define AT91C_SPI_IDR   ((AT91_REG *) 	0xFFFE0018) // (SPI) Interrupt Disable Register
    #define AT91C_SPI_SR    ((AT91_REG *) 	0xFFFE0010) // (SPI) Status Register
    #define AT91C_SPI_RDR   ((AT91_REG *) 	0xFFFE0008) // (SPI) Receive Data Register
    #define AT91C_SPI_CR    ((AT91_REG *) 	0xFFFE0000) // (SPI) Control Register
    #define AT91C_SPI_IMR   ((AT91_REG *) 	0xFFFE001C) // (SPI) Interrupt Mask Register
    #define AT91C_SPI_IER   ((AT91_REG *) 	0xFFFE0014) // (SPI) Interrupt Enable Register
    #define AT91C_SPI_TDR   ((AT91_REG *) 	0xFFFE000C) // (SPI) Transmit Data Register
    #define AT91C_SPI_MR    ((AT91_REG *) 	0xFFFE0004) // (SPI) Mode Register
    // ========== Register definition for PDC_ADC peripheral ==========
    #define AT91C_ADC_PTCR  ((AT91_REG *) 	0xFFFD8120) // (PDC_ADC) PDC Transfer Control Register
    #define AT91C_ADC_TNPR  ((AT91_REG *) 	0xFFFD8118) // (PDC_ADC) Transmit Next Pointer Register
    #define AT91C_ADC_RNPR  ((AT91_REG *) 	0xFFFD8110) // (PDC_ADC) Receive Next Pointer Register
    #define AT91C_ADC_TPR   ((AT91_REG *) 	0xFFFD8108) // (PDC_ADC) Transmit Pointer Register
    #define AT91C_ADC_RPR   ((AT91_REG *) 	0xFFFD8100) // (PDC_ADC) Receive Pointer Register
    #define AT91C_ADC_PTSR  ((AT91_REG *) 	0xFFFD8124) // (PDC_ADC) PDC Transfer Status Register
    #define AT91C_ADC_TNCR  ((AT91_REG *) 	0xFFFD811C) // (PDC_ADC) Transmit Next Counter Register
    #define AT91C_ADC_RNCR  ((AT91_REG *) 	0xFFFD8114) // (PDC_ADC) Receive Next Counter Register
    #define AT91C_ADC_TCR   ((AT91_REG *) 	0xFFFD810C) // (PDC_ADC) Transmit Counter Register
    #define AT91C_ADC_RCR   ((AT91_REG *) 	0xFFFD8104) // (PDC_ADC) Receive Counter Register
    // ========== Register definition for ADC peripheral ==========
    #define AT91C_ADC_IMR   ((AT91_REG *) 	0xFFFD802C) // (ADC) ADC Interrupt Mask Register
    #define AT91C_ADC_CDR4  ((AT91_REG *) 	0xFFFD8040) // (ADC) ADC Channel Data Register 4
    #define AT91C_ADC_CDR2  ((AT91_REG *) 	0xFFFD8038) // (ADC) ADC Channel Data Register 2
    #define AT91C_ADC_CDR0  ((AT91_REG *) 	0xFFFD8030) // (ADC) ADC Channel Data Register 0
    #define AT91C_ADC_CDR7  ((AT91_REG *) 	0xFFFD804C) // (ADC) ADC Channel Data Register 7
    #define AT91C_ADC_CDR1  ((AT91_REG *) 	0xFFFD8034) // (ADC) ADC Channel Data Register 1
    #define AT91C_ADC_CDR3  ((AT91_REG *) 	0xFFFD803C) // (ADC) ADC Channel Data Register 3
    #define AT91C_ADC_CDR5  ((AT91_REG *) 	0xFFFD8044) // (ADC) ADC Channel Data Register 5
    #define AT91C_ADC_MR    ((AT91_REG *) 	0xFFFD8004) // (ADC) ADC Mode Register
    #define AT91C_ADC_CDR6  ((AT91_REG *) 	0xFFFD8048) // (ADC) ADC Channel Data Register 6
    #define AT91C_ADC_CR    ((AT91_REG *) 	0xFFFD8000) // (ADC) ADC Control Register
    #define AT91C_ADC_CHER  ((AT91_REG *) 	0xFFFD8010) // (ADC) ADC Channel Enable Register
    #define AT91C_ADC_CHSR  ((AT91_REG *) 	0xFFFD8018) // (ADC) ADC Channel Status Register
    #define AT91C_ADC_IER   ((AT91_REG *) 	0xFFFD8024) // (ADC) ADC Interrupt Enable Register
    #define AT91C_ADC_SR    ((AT91_REG *) 	0xFFFD801C) // (ADC) ADC Status Register
    #define AT91C_ADC_CHDR  ((AT91_REG *) 	0xFFFD8014) // (ADC) ADC Channel Disable Register
    #define AT91C_ADC_IDR   ((AT91_REG *) 	0xFFFD8028) // (ADC) ADC Interrupt Disable Register
    #define AT91C_ADC_LCDR  ((AT91_REG *) 	0xFFFD8020) // (ADC) ADC Last Converted Data Register
    // ========== Register definition for PDC_SSC peripheral ==========
    #define AT91C_SSC_PTCR  ((AT91_REG *) 	0xFFFD4120) // (PDC_SSC) PDC Transfer Control Register
    #define AT91C_SSC_TNPR  ((AT91_REG *) 	0xFFFD4118) // (PDC_SSC) Transmit Next Pointer Register
    #define AT91C_SSC_RNPR  ((AT91_REG *) 	0xFFFD4110) // (PDC_SSC) Receive Next Pointer Register
    #define AT91C_SSC_TPR   ((AT91_REG *) 	0xFFFD4108) // (PDC_SSC) Transmit Pointer Register
    #define AT91C_SSC_RPR   ((AT91_REG *) 	0xFFFD4100) // (PDC_SSC) Receive Pointer Register
    #define AT91C_SSC_PTSR  ((AT91_REG *) 	0xFFFD4124) // (PDC_SSC) PDC Transfer Status Register
    #define AT91C_SSC_TNCR  ((AT91_REG *) 	0xFFFD411C) // (PDC_SSC) Transmit Next Counter Register
    #define AT91C_SSC_RNCR  ((AT91_REG *) 	0xFFFD4114) // (PDC_SSC) Receive Next Counter Register
    #define AT91C_SSC_TCR   ((AT91_REG *) 	0xFFFD410C) // (PDC_SSC) Transmit Counter Register
    #define AT91C_SSC_RCR   ((AT91_REG *) 	0xFFFD4104) // (PDC_SSC) Receive Counter Register
    // ========== Register definition for SSC peripheral ==========
    #define AT91C_SSC_RFMR  ((AT91_REG *) 	0xFFFD4014) // (SSC) Receive Frame Mode Register
    #define AT91C_SSC_CMR   ((AT91_REG *) 	0xFFFD4004) // (SSC) Clock Mode Register
    #define AT91C_SSC_IDR   ((AT91_REG *) 	0xFFFD4048) // (SSC) Interrupt Disable Register
    #define AT91C_SSC_SR    ((AT91_REG *) 	0xFFFD4040) // (SSC) Status Register
    #define AT91C_SSC_RC0R  ((AT91_REG *) 	0xFFFD4038) // (SSC) Receive Compare 0 Register
    #define AT91C_SSC_RSHR  ((AT91_REG *) 	0xFFFD4030) // (SSC) Receive Sync Holding Register
    #define AT91C_SSC_RHR   ((AT91_REG *) 	0xFFFD4020) // (SSC) Receive Holding Register
    #define AT91C_SSC_TCMR  ((AT91_REG *) 	0xFFFD4018) // (SSC) Transmit Clock Mode Register
    #define AT91C_SSC_RCMR  ((AT91_REG *) 	0xFFFD4010) // (SSC) Receive Clock ModeRegister
    #define AT91C_SSC_CR    ((AT91_REG *) 	0xFFFD4000) // (SSC) Control Register
    #define AT91C_SSC_IMR   ((AT91_REG *) 	0xFFFD404C) // (SSC) Interrupt Mask Register
    #define AT91C_SSC_IER   ((AT91_REG *) 	0xFFFD4044) // (SSC) Interrupt Enable Register
    #define AT91C_SSC_RC1R  ((AT91_REG *) 	0xFFFD403C) // (SSC) Receive Compare 1 Register
    #define AT91C_SSC_TSHR  ((AT91_REG *) 	0xFFFD4034) // (SSC) Transmit Sync Holding Register
    #define AT91C_SSC_THR   ((AT91_REG *) 	0xFFFD4024) // (SSC) Transmit Holding Register
    #define AT91C_SSC_TFMR  ((AT91_REG *) 	0xFFFD401C) // (SSC) Transmit Frame Mode Register
    // ========== Register definition for PDC_US1 peripheral ==========
    #define AT91C_US1_PTSR  ((AT91_REG *) 	0xFFFC4124) // (PDC_US1) PDC Transfer Status Register
    #define AT91C_US1_TNCR  ((AT91_REG *) 	0xFFFC411C) // (PDC_US1) Transmit Next Counter Register
    #define AT91C_US1_RNCR  ((AT91_REG *) 	0xFFFC4114) // (PDC_US1) Receive Next Counter Register
    #define AT91C_US1_TCR   ((AT91_REG *) 	0xFFFC410C) // (PDC_US1) Transmit Counter Register
    #define AT91C_US1_RCR   ((AT91_REG *) 	0xFFFC4104) // (PDC_US1) Receive Counter Register
    #define AT91C_US1_PTCR  ((AT91_REG *) 	0xFFFC4120) // (PDC_US1) PDC Transfer Control Register
    #define AT91C_US1_TNPR  ((AT91_REG *) 	0xFFFC4118) // (PDC_US1) Transmit Next Pointer Register
    #define AT91C_US1_RNPR  ((AT91_REG *) 	0xFFFC4110) // (PDC_US1) Receive Next Pointer Register
    #define AT91C_US1_TPR   ((AT91_REG *) 	0xFFFC4108) // (PDC_US1) Transmit Pointer Register
    #define AT91C_US1_RPR   ((AT91_REG *) 	0xFFFC4100) // (PDC_US1) Receive Pointer Register
    // ========== Register definition for US1 peripheral ==========
    #define AT91C_US1_XXR   ((AT91_REG *) 	0xFFFC4048) // (US1) XON_XOFF Register
    #define AT91C_US1_RHR   ((AT91_REG *) 	0xFFFC4018) // (US1) Receiver Holding Register
    #define AT91C_US1_IMR   ((AT91_REG *) 	0xFFFC4010) // (US1) Interrupt Mask Register
    #define AT91C_US1_IER   ((AT91_REG *) 	0xFFFC4008) // (US1) Interrupt Enable Register
    #define AT91C_US1_CR    ((AT91_REG *) 	0xFFFC4000) // (US1) Control Register
    #define AT91C_US1_RTOR  ((AT91_REG *) 	0xFFFC4024) // (US1) Receiver Time-out Register
    #define AT91C_US1_THR   ((AT91_REG *) 	0xFFFC401C) // (US1) Transmitter Holding Register
    #define AT91C_US1_CSR   ((AT91_REG *) 	0xFFFC4014) // (US1) Channel Status Register
    #define AT91C_US1_IDR   ((AT91_REG *) 	0xFFFC400C) // (US1) Interrupt Disable Register
    #define AT91C_US1_FIDI  ((AT91_REG *) 	0xFFFC4040) // (US1) FI_DI_Ratio Register
    #define AT91C_US1_BRGR  ((AT91_REG *) 	0xFFFC4020) // (US1) Baud Rate Generator Register
    #define AT91C_US1_TTGR  ((AT91_REG *) 	0xFFFC4028) // (US1) Transmitter Time-guard Register
    #define AT91C_US1_IF    ((AT91_REG *) 	0xFFFC404C) // (US1) IRDA_FILTER Register
    #define AT91C_US1_NER   ((AT91_REG *) 	0xFFFC4044) // (US1) Nb Errors Register
    #define AT91C_US1_MR    ((AT91_REG *) 	0xFFFC4004) // (US1) Mode Register
    // ========== Register definition for PDC_US0 peripheral ==========
    #define AT91C_US0_PTCR  ((AT91_REG *) 	0xFFFC0120) // (PDC_US0) PDC Transfer Control Register
    #define AT91C_US0_TNPR  ((AT91_REG *) 	0xFFFC0118) // (PDC_US0) Transmit Next Pointer Register
    #define AT91C_US0_RNPR  ((AT91_REG *) 	0xFFFC0110) // (PDC_US0) Receive Next Pointer Register
    #define AT91C_US0_TPR   ((AT91_REG *) 	0xFFFC0108) // (PDC_US0) Transmit Pointer Register
    #define AT91C_US0_RPR   ((AT91_REG *) 	0xFFFC0100) // (PDC_US0) Receive Pointer Register
    #define AT91C_US0_PTSR  ((AT91_REG *) 	0xFFFC0124) // (PDC_US0) PDC Transfer Status Register
    #define AT91C_US0_TNCR  ((AT91_REG *) 	0xFFFC011C) // (PDC_US0) Transmit Next Counter Register
    #define AT91C_US0_RNCR  ((AT91_REG *) 	0xFFFC0114) // (PDC_US0) Receive Next Counter Register
    #define AT91C_US0_TCR   ((AT91_REG *) 	0xFFFC010C) // (PDC_US0) Transmit Counter Register
    #define AT91C_US0_RCR   ((AT91_REG *) 	0xFFFC0104) // (PDC_US0) Receive Counter Register
    // ========== Register definition for US0 peripheral ==========
    #define AT91C_US0_TTGR  ((AT91_REG *) 	0xFFFC0028) // (US0) Transmitter Time-guard Register
    #define AT91C_US0_BRGR  ((AT91_REG *) 	0xFFFC0020) // (US0) Baud Rate Generator Register
    #define AT91C_US0_RHR   ((AT91_REG *) 	0xFFFC0018) // (US0) Receiver Holding Register
    #define AT91C_US0_IMR   ((AT91_REG *) 	0xFFFC0010) // (US0) Interrupt Mask Register
    #define AT91C_US0_NER   ((AT91_REG *) 	0xFFFC0044) // (US0) Nb Errors Register
    #define AT91C_US0_RTOR  ((AT91_REG *) 	0xFFFC0024) // (US0) Receiver Time-out Register
    #define AT91C_US0_XXR   ((AT91_REG *) 	0xFFFC0048) // (US0) XON_XOFF Register
    #define AT91C_US0_FIDI  ((AT91_REG *) 	0xFFFC0040) // (US0) FI_DI_Ratio Register
    #define AT91C_US0_CR    ((AT91_REG *) 	0xFFFC0000) // (US0) Control Register
    #define AT91C_US0_IER   ((AT91_REG *) 	0xFFFC0008) // (US0) Interrupt Enable Register
    #define AT91C_US0_IF    ((AT91_REG *) 	0xFFFC004C) // (US0) IRDA_FILTER Register
    #define AT91C_US0_MR    ((AT91_REG *) 	0xFFFC0004) // (US0) Mode Register
    #define AT91C_US0_IDR   ((AT91_REG *) 	0xFFFC000C) // (US0) Interrupt Disable Register
    #define AT91C_US0_CSR   ((AT91_REG *) 	0xFFFC0014) // (US0) Channel Status Register
    #define AT91C_US0_THR   ((AT91_REG *) 	0xFFFC001C) // (US0) Transmitter Holding Register
    // ========== Register definition for TWI peripheral ==========
    #define AT91C_TWI_RHR   ((AT91_REG *) 	0xFFFB8030) // (TWI) Receive Holding Register
    #define AT91C_TWI_IDR   ((AT91_REG *) 	0xFFFB8028) // (TWI) Interrupt Disable Register
    #define AT91C_TWI_SR    ((AT91_REG *) 	0xFFFB8020) // (TWI) Status Register
    #define AT91C_TWI_CWGR  ((AT91_REG *) 	0xFFFB8010) // (TWI) Clock Waveform Generator Register
    #define AT91C_TWI_SMR   ((AT91_REG *) 	0xFFFB8008) // (TWI) Slave Mode Register
    #define AT91C_TWI_CR    ((AT91_REG *) 	0xFFFB8000) // (TWI) Control Register
    #define AT91C_TWI_THR   ((AT91_REG *) 	0xFFFB8034) // (TWI) Transmit Holding Register
    #define AT91C_TWI_IMR   ((AT91_REG *) 	0xFFFB802C) // (TWI) Interrupt Mask Register
    #define AT91C_TWI_IER   ((AT91_REG *) 	0xFFFB8024) // (TWI) Interrupt Enable Register
    #define AT91C_TWI_IADR  ((AT91_REG *) 	0xFFFB800C) // (TWI) Internal Address Register
    #define AT91C_TWI_MMR   ((AT91_REG *) 	0xFFFB8004) // (TWI) Master Mode Register
    // ========== Register definition for TC2 peripheral ==========
    #define AT91C_TC2_IMR   ((AT91_REG *) 	0xFFFA00AC) // (TC2) Interrupt Mask Register
    #define AT91C_TC2_IER   ((AT91_REG *) 	0xFFFA00A4) // (TC2) Interrupt Enable Register
    #define AT91C_TC2_RC    ((AT91_REG *) 	0xFFFA009C) // (TC2) Register C
    #define AT91C_TC2_RA    ((AT91_REG *) 	0xFFFA0094) // (TC2) Register A
    #define AT91C_TC2_CMR   ((AT91_REG *) 	0xFFFA0084) // (TC2) Channel Mode Register (Capture Mode / Waveform Mode)
    #define AT91C_TC2_IDR   ((AT91_REG *) 	0xFFFA00A8) // (TC2) Interrupt Disable Register
    #define AT91C_TC2_SR    ((AT91_REG *) 	0xFFFA00A0) // (TC2) Status Register
    #define AT91C_TC2_RB    ((AT91_REG *) 	0xFFFA0098) // (TC2) Register B
    #define AT91C_TC2_CV    ((AT91_REG *) 	0xFFFA0090) // (TC2) Counter Value
    #define AT91C_TC2_CCR   ((AT91_REG *) 	0xFFFA0080) // (TC2) Channel Control Register
    // ========== Register definition for TC1 peripheral ==========
    #define AT91C_TC1_IMR   ((AT91_REG *) 	0xFFFA006C) // (TC1) Interrupt Mask Register
    #define AT91C_TC1_IER   ((AT91_REG *) 	0xFFFA0064) // (TC1) Interrupt Enable Register
    #define AT91C_TC1_RC    ((AT91_REG *) 	0xFFFA005C) // (TC1) Register C
    #define AT91C_TC1_RA    ((AT91_REG *) 	0xFFFA0054) // (TC1) Register A
    #define AT91C_TC1_CMR   ((AT91_REG *) 	0xFFFA0044) // (TC1) Channel Mode Register (Capture Mode / Waveform Mode)
    #define AT91C_TC1_IDR   ((AT91_REG *) 	0xFFFA0068) // (TC1) Interrupt Disable Register
    #define AT91C_TC1_SR    ((AT91_REG *) 	0xFFFA0060) // (TC1) Status Register
    #define AT91C_TC1_RB    ((AT91_REG *) 	0xFFFA0058) // (TC1) Register B
    #define AT91C_TC1_CV    ((AT91_REG *) 	0xFFFA0050) // (TC1) Counter Value
    #define AT91C_TC1_CCR   ((AT91_REG *) 	0xFFFA0040) // (TC1) Channel Control Register
    // ========== Register definition for TC0 peripheral ==========
    #define AT91C_TC0_IMR   ((AT91_REG *) 	0xFFFA002C) // (TC0) Interrupt Mask Register
    #define AT91C_TC0_IER   ((AT91_REG *) 	0xFFFA0024) // (TC0) Interrupt Enable Register
    #define AT91C_TC0_RC    ((AT91_REG *) 	0xFFFA001C) // (TC0) Register C
    #define AT91C_TC0_RA    ((AT91_REG *) 	0xFFFA0014) // (TC0) Register A
    #define AT91C_TC0_CMR   ((AT91_REG *) 	0xFFFA0004) // (TC0) Channel Mode Register (Capture Mode / Waveform Mode)
    #define AT91C_TC0_IDR   ((AT91_REG *) 	0xFFFA0028) // (TC0) Interrupt Disable Register
    #define AT91C_TC0_SR    ((AT91_REG *) 	0xFFFA0020) // (TC0) Status Register
    #define AT91C_TC0_RB    ((AT91_REG *) 	0xFFFA0018) // (TC0) Register B
    #define AT91C_TC0_CV    ((AT91_REG *) 	0xFFFA0010) // (TC0) Counter Value
    #define AT91C_TC0_CCR   ((AT91_REG *) 	0xFFFA0000) // (TC0) Channel Control Register
    // ========== Register definition for TCB peripheral ==========
    #define AT91C_TCB_BMR   ((AT91_REG *) 	0xFFFA00C4) // (TCB) TC Block Mode Register
    #define AT91C_TCB_BCR   ((AT91_REG *) 	0xFFFA00C0) // (TCB) TC Block Control Register
    // ========== Register definition for PWMC_CH3 peripheral ==========
    #define AT91C_CH3_CUPDR ((AT91_REG *) 	0xFFFCC270) // (PWMC_CH3) Channel Update Register
    #define AT91C_CH3_CPRDR ((AT91_REG *) 	0xFFFCC268) // (PWMC_CH3) Channel Period Register
    #define AT91C_CH3_CMR   ((AT91_REG *) 	0xFFFCC260) // (PWMC_CH3) Channel Mode Register
    #define AT91C_CH3_Reserved ((AT91_REG *) 	0xFFFCC274) // (PWMC_CH3) Reserved
    #define AT91C_CH3_CCNTR ((AT91_REG *) 	0xFFFCC26C) // (PWMC_CH3) Channel Counter Register
    #define AT91C_CH3_CDTYR ((AT91_REG *) 	0xFFFCC264) // (PWMC_CH3) Channel Duty Cycle Register
    // ========== Register definition for PWMC_CH2 peripheral ==========
    #define AT91C_CH2_CUPDR ((AT91_REG *) 	0xFFFCC250) // (PWMC_CH2) Channel Update Register
    #define AT91C_CH2_CPRDR ((AT91_REG *) 	0xFFFCC248) // (PWMC_CH2) Channel Period Register
    #define AT91C_CH2_CMR   ((AT91_REG *) 	0xFFFCC240) // (PWMC_CH2) Channel Mode Register
    #define AT91C_CH2_Reserved ((AT91_REG *) 	0xFFFCC254) // (PWMC_CH2) Reserved
    #define AT91C_CH2_CCNTR ((AT91_REG *) 	0xFFFCC24C) // (PWMC_CH2) Channel Counter Register
    #define AT91C_CH2_CDTYR ((AT91_REG *) 	0xFFFCC244) // (PWMC_CH2) Channel Duty Cycle Register
    // ========== Register definition for PWMC_CH1 peripheral ==========
    #define AT91C_CH1_CUPDR ((AT91_REG *) 	0xFFFCC230) // (PWMC_CH1) Channel Update Register
    #define AT91C_CH1_CPRDR ((AT91_REG *) 	0xFFFCC228) // (PWMC_CH1) Channel Period Register
    #define AT91C_CH1_CMR   ((AT91_REG *) 	0xFFFCC220) // (PWMC_CH1) Channel Mode Register
    #define AT91C_CH1_Reserved ((AT91_REG *) 	0xFFFCC234) // (PWMC_CH1) Reserved
    #define AT91C_CH1_CCNTR ((AT91_REG *) 	0xFFFCC22C) // (PWMC_CH1) Channel Counter Register
    #define AT91C_CH1_CDTYR ((AT91_REG *) 	0xFFFCC224) // (PWMC_CH1) Channel Duty Cycle Register
    // ========== Register definition for PWMC_CH0 peripheral ==========
    #define AT91C_CH0_CUPDR ((AT91_REG *) 	0xFFFCC210) // (PWMC_CH0) Channel Update Register
    #define AT91C_CH0_CPRDR ((AT91_REG *) 	0xFFFCC208) // (PWMC_CH0) Channel Period Register
    #define AT91C_CH0_CMR   ((AT91_REG *) 	0xFFFCC200) // (PWMC_CH0) Channel Mode Register
    #define AT91C_CH0_Reserved ((AT91_REG *) 	0xFFFCC214) // (PWMC_CH0) Reserved
    #define AT91C_CH0_CCNTR ((AT91_REG *) 	0xFFFCC20C) // (PWMC_CH0) Channel Counter Register
    #define AT91C_CH0_CDTYR ((AT91_REG *) 	0xFFFCC204) // (PWMC_CH0) Channel Duty Cycle Register
    // ========== Register definition for PWMC peripheral ==========
    #define AT91C_PWMC_VR   ((AT91_REG *) 	0xFFFCC0FC) // (PWMC) PWMC Version Register
    #define AT91C_PWMC_ISR  ((AT91_REG *) 	0xFFFCC01C) // (PWMC) PWMC Interrupt Status Register
    #define AT91C_PWMC_IDR  ((AT91_REG *) 	0xFFFCC014) // (PWMC) PWMC Interrupt Disable Register
    #define AT91C_PWMC_SR   ((AT91_REG *) 	0xFFFCC00C) // (PWMC) PWMC Status Register
    #define AT91C_PWMC_ENA  ((AT91_REG *) 	0xFFFCC004) // (PWMC) PWMC Enable Register
    #define AT91C_PWMC_IMR  ((AT91_REG *) 	0xFFFCC018) // (PWMC) PWMC Interrupt Mask Register
    #define AT91C_PWMC_MR   ((AT91_REG *) 	0xFFFCC000) // (PWMC) PWMC Mode Register
    #define AT91C_PWMC_DIS  ((AT91_REG *) 	0xFFFCC008) // (PWMC) PWMC Disable Register
    #define AT91C_PWMC_IER  ((AT91_REG *) 	0xFFFCC010) // (PWMC) PWMC Interrupt Enable Register
    // ========== Register definition for UDP peripheral ==========
    #define AT91C_UDP_ISR   ((AT91_REG *) 	0xFFFB001C) // (UDP) Interrupt Status Register
    #define AT91C_UDP_IDR   ((AT91_REG *) 	0xFFFB0014) // (UDP) Interrupt Disable Register
    #define AT91C_UDP_GLBSTATE ((AT91_REG *) 	0xFFFB0004) // (UDP) Global State Register
    #define AT91C_UDP_FDR   ((AT91_REG *) 	0xFFFB0050) // (UDP) Endpoint FIFO Data Register
    #define AT91C_UDP_CSR   ((AT91_REG *) 	0xFFFB0030) // (UDP) Endpoint Control and Status Register
    #define AT91C_UDP_RSTEP ((AT91_REG *) 	0xFFFB0028) // (UDP) Reset Endpoint Register
    #define AT91C_UDP_ICR   ((AT91_REG *) 	0xFFFB0020) // (UDP) Interrupt Clear Register
    #define AT91C_UDP_IMR   ((AT91_REG *) 	0xFFFB0018) // (UDP) Interrupt Mask Register
    #define AT91C_UDP_IER   ((AT91_REG *) 	0xFFFB0010) // (UDP) Interrupt Enable Register
    #define AT91C_UDP_FADDR ((AT91_REG *) 	0xFFFB0008) // (UDP) Function Address Register
    #define AT91C_UDP_NUM   ((AT91_REG *) 	0xFFFB0000) // (UDP) Frame Number Register

    // *****************************************************************************
    //               PIO DEFINITIONS FOR AT91SAM7S64
    // *****************************************************************************
    #define AT91C_PIO_PA0        ((unsigned int) 1 <<  0) // Pin Controlled by PA0
    #define AT91C_PA0_PWM0     ((unsigned int) AT91C_PIO_PA0) //  PWM Channel 0
    #define AT91C_PA0_TIOA0    ((unsigned int) AT91C_PIO_PA0) //  Timer Counter 0 Multipurpose Timer I/O Pin A
    #define AT91C_PIO_PA1        ((unsigned int) 1 <<  1) // Pin Controlled by PA1
    #define AT91C_PA1_PWM1     ((unsigned int) AT91C_PIO_PA1) //  PWM Channel 1
    #define AT91C_PA1_TIOB0    ((unsigned int) AT91C_PIO_PA1) //  Timer Counter 0 Multipurpose Timer I/O Pin B
    #define AT91C_PIO_PA10       ((unsigned int) 1 << 10) // Pin Controlled by PA10
    #define AT91C_PA10_DTXD     ((unsigned int) AT91C_PIO_PA10) //  DBGU Debug Transmit Data
    #define AT91C_PA10_NPCS2    ((unsigned int) AT91C_PIO_PA10) //  SPI Peripheral Chip Select 2
    #define AT91C_PIO_PA11       ((unsigned int) 1 << 11) // Pin Controlled by PA11
    #define AT91C_PA11_NPCS0    ((unsigned int) AT91C_PIO_PA11) //  SPI Peripheral Chip Select 0
    #define AT91C_PA11_PWM0     ((unsigned int) AT91C_PIO_PA11) //  PWM Channel 0
    #define AT91C_PIO_PA12       ((unsigned int) 1 << 12) // Pin Controlled by PA12
    #define AT91C_PA12_MISO     ((unsigned int) AT91C_PIO_PA12) //  SPI Master In Slave
    #define AT91C_PA12_PWM1     ((unsigned int) AT91C_PIO_PA12) //  PWM Channel 1
    #define AT91C_PIO_PA13       ((unsigned int) 1 << 13) // Pin Controlled by PA13
    #define AT91C_PA13_MOSI     ((unsigned int) AT91C_PIO_PA13) //  SPI Master Out Slave
    #define AT91C_PA13_PWM2     ((unsigned int) AT91C_PIO_PA13) //  PWM Channel 2
    #define AT91C_PIO_PA14       ((unsigned int) 1 << 14) // Pin Controlled by PA14
    #define AT91C_PA14_SPCK     ((unsigned int) AT91C_PIO_PA14) //  SPI Serial Clock
    #define AT91C_PA14_PWM3     ((unsigned int) AT91C_PIO_PA14) //  PWM Channel 3
    #define AT91C_PIO_PA15       ((unsigned int) 1 << 15) // Pin Controlled by PA15
    #define AT91C_PA15_TF       ((unsigned int) AT91C_PIO_PA15) //  SSC Transmit Frame Sync
    #define AT91C_PA15_TIOA1    ((unsigned int) AT91C_PIO_PA15) //  Timer Counter 1 Multipurpose Timer I/O Pin A
    #define AT91C_PIO_PA16       ((unsigned int) 1 << 16) // Pin Controlled by PA16
    #define AT91C_PA16_TK       ((unsigned int) AT91C_PIO_PA16) //  SSC Transmit Clock
    #define AT91C_PA16_TIOB1    ((unsigned int) AT91C_PIO_PA16) //  Timer Counter 1 Multipurpose Timer I/O Pin B
    #define AT91C_PIO_PA17       ((unsigned int) 1 << 17) // Pin Controlled by PA17
    #define AT91C_PA17_TD       ((unsigned int) AT91C_PIO_PA17) //  SSC Transmit data
    #define AT91C_PA17_PCK1     ((unsigned int) AT91C_PIO_PA17) //  PMC Programmable Clock Output 1
    #define AT91C_PIO_PA18       ((unsigned int) 1 << 18) // Pin Controlled by PA18
    #define AT91C_PA18_RD       ((unsigned int) AT91C_PIO_PA18) //  SSC Receive Data
    #define AT91C_PA18_PCK2     ((unsigned int) AT91C_PIO_PA18) //  PMC Programmable Clock Output 2
    #define AT91C_PIO_PA19       ((unsigned int) 1 << 19) // Pin Controlled by PA19
    #define AT91C_PA19_RK       ((unsigned int) AT91C_PIO_PA19) //  SSC Receive Clock
    #define AT91C_PA19_FIQ      ((unsigned int) AT91C_PIO_PA19) //  AIC Fast Interrupt Input
    #define AT91C_PIO_PA2        ((unsigned int) 1 <<  2) // Pin Controlled by PA2
    #define AT91C_PA2_PWM2     ((unsigned int) AT91C_PIO_PA2) //  PWM Channel 2
    #define AT91C_PA2_SCK0     ((unsigned int) AT91C_PIO_PA2) //  USART 0 Serial Clock
    #define AT91C_PIO_PA20       ((unsigned int) 1 << 20) // Pin Controlled by PA20
    #define AT91C_PA20_RF       ((unsigned int) AT91C_PIO_PA20) //  SSC Receive Frame Sync
    #define AT91C_PA20_IRQ0     ((unsigned int) AT91C_PIO_PA20) //  External Interrupt 0
    #define AT91C_PIO_PA21       ((unsigned int) 1 << 21) // Pin Controlled by PA21
    #define AT91C_PA21_RXD1     ((unsigned int) AT91C_PIO_PA21) //  USART 1 Receive Data
    #define AT91C_PA21_PCK1     ((unsigned int) AT91C_PIO_PA21) //  PMC Programmable Clock Output 1
    #define AT91C_PIO_PA22       ((unsigned int) 1 << 22) // Pin Controlled by PA22
    #define AT91C_PA22_TXD1     ((unsigned int) AT91C_PIO_PA22) //  USART 1 Transmit Data
    #define AT91C_PA22_NPCS3    ((unsigned int) AT91C_PIO_PA22) //  SPI Peripheral Chip Select 3
    #define AT91C_PIO_PA23       ((unsigned int) 1 << 23) // Pin Controlled by PA23
    #define AT91C_PA23_SCK1     ((unsigned int) AT91C_PIO_PA23) //  USART 1 Serial Clock
    #define AT91C_PA23_PWM0     ((unsigned int) AT91C_PIO_PA23) //  PWM Channel 0
    #define AT91C_PIO_PA24       ((unsigned int) 1 << 24) // Pin Controlled by PA24
    #define AT91C_PA24_RTS1     ((unsigned int) AT91C_PIO_PA24) //  USART 1 Ready To Send
    #define AT91C_PA24_PWM1     ((unsigned int) AT91C_PIO_PA24) //  PWM Channel 1
    #define AT91C_PIO_PA25       ((unsigned int) 1 << 25) // Pin Controlled by PA25
    #define AT91C_PA25_CTS1     ((unsigned int) AT91C_PIO_PA25) //  USART 1 Clear To Send
    #define AT91C_PA25_PWM2     ((unsigned int) AT91C_PIO_PA25) //  PWM Channel 2
    #define AT91C_PIO_PA26       ((unsigned int) 1 << 26) // Pin Controlled by PA26
    #define AT91C_PA26_DCD1     ((unsigned int) AT91C_PIO_PA26) //  USART 1 Data Carrier Detect
    #define AT91C_PA26_TIOA2    ((unsigned int) AT91C_PIO_PA26) //  Timer Counter 2 Multipurpose Timer I/O Pin A
    #define AT91C_PIO_PA27       ((unsigned int) 1 << 27) // Pin Controlled by PA27
    #define AT91C_PA27_DTR1     ((unsigned int) AT91C_PIO_PA27) //  USART 1 Data Terminal ready
    #define AT91C_PA27_TIOB2    ((unsigned int) AT91C_PIO_PA27) //  Timer Counter 2 Multipurpose Timer I/O Pin B
    #define AT91C_PIO_PA28       ((unsigned int) 1 << 28) // Pin Controlled by PA28
    #define AT91C_PA28_DSR1     ((unsigned int) AT91C_PIO_PA28) //  USART 1 Data Set ready
    #define AT91C_PA28_TCLK1    ((unsigned int) AT91C_PIO_PA28) //  Timer Counter 1 external clock input
    #define AT91C_PIO_PA29       ((unsigned int) 1 << 29) // Pin Controlled by PA29
    #define AT91C_PA29_RI1      ((unsigned int) AT91C_PIO_PA29) //  USART 1 Ring Indicator
    #define AT91C_PA29_TCLK2    ((unsigned int) AT91C_PIO_PA29) //  Timer Counter 2 external clock input
    #define AT91C_PIO_PA3        ((unsigned int) 1 <<  3) // Pin Controlled by PA3
    #define AT91C_PA3_TWD      ((unsigned int) AT91C_PIO_PA3) //  TWI Two-wire Serial Data
    #define AT91C_PA3_NPCS3    ((unsigned int) AT91C_PIO_PA3) //  SPI Peripheral Chip Select 3
    #define AT91C_PIO_PA30       ((unsigned int) 1 << 30) // Pin Controlled by PA30
    #define AT91C_PA30_IRQ1     ((unsigned int) AT91C_PIO_PA30) //  External Interrupt 1
    #define AT91C_PA30_NPCS2    ((unsigned int) AT91C_PIO_PA30) //  SPI Peripheral Chip Select 2
    #define AT91C_PIO_PA31       ((unsigned int) 1 << 31) // Pin Controlled by PA31
    #define AT91C_PA31_NPCS1    ((unsigned int) AT91C_PIO_PA31) //  SPI Peripheral Chip Select 1
    #define AT91C_PA31_PCK2     ((unsigned int) AT91C_PIO_PA31) //  PMC Programmable Clock Output 2
    #define AT91C_PIO_PA4        ((unsigned int) 1 <<  4) // Pin Controlled by PA4
    #define AT91C_PA4_TWCK     ((unsigned int) AT91C_PIO_PA4) //  TWI Two-wire Serial Clock
    #define AT91C_PA4_TCLK0    ((unsigned int) AT91C_PIO_PA4) //  Timer Counter 0 external clock input
    #define AT91C_PIO_PA5        ((unsigned int) 1 <<  5) // Pin Controlled by PA5
    #define AT91C_PA5_RXD0     ((unsigned int) AT91C_PIO_PA5) //  USART 0 Receive Data
    #define AT91C_PA5_NPCS3    ((unsigned int) AT91C_PIO_PA5) //  SPI Peripheral Chip Select 3
    #define AT91C_PIO_PA6        ((unsigned int) 1 <<  6) // Pin Controlled by PA6
    #define AT91C_PA6_TXD0     ((unsigned int) AT91C_PIO_PA6) //  USART 0 Transmit Data
    #define AT91C_PA6_PCK0     ((unsigned int) AT91C_PIO_PA6) //  PMC Programmable Clock Output 0
    #define AT91C_PIO_PA7        ((unsigned int) 1 <<  7) // Pin Controlled by PA7
    #define AT91C_PA7_RTS0     ((unsigned int) AT91C_PIO_PA7) //  USART 0 Ready To Send
    #define AT91C_PA7_PWM3     ((unsigned int) AT91C_PIO_PA7) //  PWM Channel 3
    #define AT91C_PIO_PA8        ((unsigned int) 1 <<  8) // Pin Controlled by PA8
    #define AT91C_PA8_CTS0     ((unsigned int) AT91C_PIO_PA8) //  USART 0 Clear To Send
    #define AT91C_PA8_ADTRG    ((unsigned int) AT91C_PIO_PA8) //  ADC External Trigger
    #define AT91C_PIO_PA9        ((unsigned int) 1 <<  9) // Pin Controlled by PA9
    #define AT91C_PA9_DRXD     ((unsigned int) AT91C_PIO_PA9) //  DBGU Debug Receive Data
    #define AT91C_PA9_NPCS1    ((unsigned int) AT91C_PIO_PA9) //  SPI Peripheral Chip Select 1

    // *****************************************************************************
    //               PERIPHERAL ID DEFINITIONS FOR AT91SAM7S64
    // *****************************************************************************
    #define AT91C_ID_FIQ    ((unsigned int)  0) // Advanced Interrupt Controller (FIQ)
    #define AT91C_ID_SYS    ((unsigned int)  1) // System Peripheral
    #define AT91C_ID_PIOA   ((unsigned int)  2) // Parallel IO Controller
    #define AT91C_ID_3_Reserved ((unsigned int)  3) // Reserved
    #define AT91C_ID_ADC    ((unsigned int)  4) // Analog-to-Digital Converter
    #define AT91C_ID_SPI    ((unsigned int)  5) // Serial Peripheral Interface
    #define AT91C_ID_US0    ((unsigned int)  6) // USART 0
    #define AT91C_ID_US1    ((unsigned int)  7) // USART 1
    #define AT91C_ID_SSC    ((unsigned int)  8) // Serial Synchronous Controller
    #define AT91C_ID_TWI    ((unsigned int)  9) // Two-Wire Interface
    #define AT91C_ID_PWMC   ((unsigned int) 10) // PWM Controller
    #define AT91C_ID_UDP    ((unsigned int) 11) // USB Device Port
    #define AT91C_ID_TC0    ((unsigned int) 12) // Timer Counter 0
    #define AT91C_ID_TC1    ((unsigned int) 13) // Timer Counter 1
    #define AT91C_ID_TC2    ((unsigned int) 14) // Timer Counter 2
    #define AT91C_ID_15_Reserved ((unsigned int) 15) // Reserved
    #define AT91C_ID_16_Reserved ((unsigned int) 16) // Reserved
    #define AT91C_ID_17_Reserved ((unsigned int) 17) // Reserved
    #define AT91C_ID_18_Reserved ((unsigned int) 18) // Reserved
    #define AT91C_ID_19_Reserved ((unsigned int) 19) // Reserved
    #define AT91C_ID_20_Reserved ((unsigned int) 20) // Reserved
    #define AT91C_ID_21_Reserved ((unsigned int) 21) // Reserved
    #define AT91C_ID_22_Reserved ((unsigned int) 22) // Reserved
    #define AT91C_ID_23_Reserved ((unsigned int) 23) // Reserved
    #define AT91C_ID_24_Reserved ((unsigned int) 24) // Reserved
    #define AT91C_ID_25_Reserved ((unsigned int) 25) // Reserved
    #define AT91C_ID_26_Reserved ((unsigned int) 26) // Reserved
    #define AT91C_ID_27_Reserved ((unsigned int) 27) // Reserved
    #define AT91C_ID_28_Reserved ((unsigned int) 28) // Reserved
    #define AT91C_ID_29_Reserved ((unsigned int) 29) // Reserved
    #define AT91C_ID_IRQ0   ((unsigned int) 30) // Advanced Interrupt Controller (IRQ0)
    #define AT91C_ID_IRQ1   ((unsigned int) 31) // Advanced Interrupt Controller (IRQ1)

    // *****************************************************************************
    //               BASE ADDRESS DEFINITIONS FOR AT91SAM7S64
    // *****************************************************************************
    #define AT91C_BASE_SYSC      ((AT91PS_SYSC) 	0xFFFFF000) // (SYSC) Base Address
    #define AT91C_BASE_AIC       ((AT91PS_AIC) 	0xFFFFF000) // (AIC) Base Address
    #define AT91C_BASE_DBGU      ((AT91PS_DBGU) 	0xFFFFF200) // (DBGU) Base Address
    #define AT91C_BASE_PDC_DBGU  ((AT91PS_PDC) 	0xFFFFF300) // (PDC_DBGU) Base Address
    #define AT91C_BASE_PIOA      ((AT91PS_PIO) 	0xFFFFF400) // (PIOA) Base Address
    #define AT91C_BASE_CKGR      ((AT91PS_CKGR) 	0xFFFFFC20) // (CKGR) Base Address
    #define AT91C_BASE_PMC       ((AT91PS_PMC) 	0xFFFFFC00) // (PMC) Base Address
    #define AT91C_BASE_RSTC      ((AT91PS_RSTC) 	0xFFFFFD00) // (RSTC) Base Address
    #define AT91C_BASE_RTTC      ((AT91PS_RTTC) 	0xFFFFFD20) // (RTTC) Base Address
    #define AT91C_BASE_PITC      ((AT91PS_PITC) 	0xFFFFFD30) // (PITC) Base Address
    #define AT91C_BASE_WDTC      ((AT91PS_WDTC) 	0xFFFFFD40) // (WDTC) Base Address
    #define AT91C_BASE_MC        ((AT91PS_MC) 	0xFFFFFF00) // (MC) Base Address
    #define AT91C_BASE_PDC_SPI   ((AT91PS_PDC) 	0xFFFE0100) // (PDC_SPI) Base Address
    #define AT91C_BASE_SPI       ((AT91PS_SPI) 	0xFFFE0000) // (SPI) Base Address
    #define AT91C_BASE_PDC_ADC   ((AT91PS_PDC) 	0xFFFD8100) // (PDC_ADC) Base Address
    #define AT91C_BASE_ADC       ((AT91PS_ADC) 	0xFFFD8000) // (ADC) Base Address
    #define AT91C_BASE_PDC_SSC   ((AT91PS_PDC) 	0xFFFD4100) // (PDC_SSC) Base Address
    #define AT91C_BASE_SSC       ((AT91PS_SSC) 	0xFFFD4000) // (SSC) Base Address
    #define AT91C_BASE_PDC_US1   ((AT91PS_PDC) 	0xFFFC4100) // (PDC_US1) Base Address
    #define AT91C_BASE_US1       ((AT91PS_USART) 	0xFFFC4000) // (US1) Base Address
    #define AT91C_BASE_PDC_US0   ((AT91PS_PDC) 	0xFFFC0100) // (PDC_US0) Base Address
    #define AT91C_BASE_US0       ((AT91PS_USART) 	0xFFFC0000) // (US0) Base Address
    #define AT91C_BASE_TWI       ((AT91PS_TWI) 	0xFFFB8000) // (TWI) Base Address
    #define AT91C_BASE_TC2       ((AT91PS_TC) 	0xFFFA0080) // (TC2) Base Address
    #define AT91C_BASE_TC1       ((AT91PS_TC) 	0xFFFA0040) // (TC1) Base Address
    #define AT91C_BASE_TC0       ((AT91PS_TC) 	0xFFFA0000) // (TC0) Base Address
    #define AT91C_BASE_TCB       ((AT91PS_TCB) 	0xFFFA0000) // (TCB) Base Address
    #define AT91C_BASE_PWMC_CH3  ((AT91PS_PWMC_CH) 	0xFFFCC260) // (PWMC_CH3) Base Address
    #define AT91C_BASE_PWMC_CH2  ((AT91PS_PWMC_CH) 	0xFFFCC240) // (PWMC_CH2) Base Address
    #define AT91C_BASE_PWMC_CH1  ((AT91PS_PWMC_CH) 	0xFFFCC220) // (PWMC_CH1) Base Address
    #define AT91C_BASE_PWMC_CH0  ((AT91PS_PWMC_CH) 	0xFFFCC200) // (PWMC_CH0) Base Address
    #define AT91C_BASE_PWMC      ((AT91PS_PWMC) 	0xFFFCC000) // (PWMC) Base Address
    #define AT91C_BASE_UDP       ((AT91PS_UDP) 	0xFFFB0000) // (UDP) Base Address

    // *****************************************************************************
    //               MEMORY MAPPING DEFINITIONS FOR AT91SAM7S64
    // *****************************************************************************
    #define AT91C_ISRAM	 ((char *) 	0x00200000) // Internal SRAM base address
    #define AT91C_ISRAM_SIZE	 ((unsigned int) 0x00004000) // Internal SRAM size in byte (16 Kbyte)
    #define AT91C_IFLASH	 ((char *) 	0x00100000) // Internal ROM base address
    #define AT91C_IFLASH_SIZE	 ((unsigned int) 0x00010000) // Internal ROM size in byte (64 Kbyte)

    #endif