SAM7-LA2 DEVELOPMENT BOARD FOR AT91SAM7EA2 ARM7TDMI-S MICROCONTROLLER

INFO:

SAM7-LA2 is good platfor for low power uclinux applications. AT91SAM7A2 is targeting low power application. The on board 4MB of RAM and 1 MB of Flash allow RTOS like uclinux, ucos, etc to be used. The CAN , RS232, 100Mbit Ethernet ports allow this board to be used in many applications.

FEATURES:

• MCU: AT91SAM7A2 16/32 bit ARM7TDMI™ with 16K Bytes RAM, 4x CAN, RTT, 10 bit ADC 384 ksps, 2x UARTs, 2x SPI, 3x 32bit TIMERS, 4x PWM, SSC, WDT, PDC (DMA) for all peripherals, up to 30MHz operation
• standard JTAG connector with ARM 2x10 pin layout for programming/debugging with ARM-JTAG
• 4MB SRAM (2MB x16 bit) PSRAM
• 1MB (512Kx16bit) 55ns MX26LV800BTC FLASH
• Ethernet 10/100 with DM9000E + RJ45 connector with 2 status LEDs
• CAN driver and interface
• RS232 interface and driver
• SD/MMC card connector
• button
• on board voltage regulator 3.3V with up to 800mA current
• single power supply: 6V AC or DC required, board can take power from USB port too
• power supply LED
• power supply filtering capacitor
• RESET circuit , RESET button
• 6 Mhz crystal on socket
• 32768 Hz for RTC
• extension headers for all uC ports
• PCB: FR-4, 1.5 mm (0,062"), soldermask, silkscreen component print
• Dimensions: 118 x 80 mm (4.6 x 3.15")

• SA7-EA2.pdf users manual

• SAM7-EA2 schematic

• Button, LED, Buzzed demo code (C source and BIN) for EW-ARM
• Memory test example (C source and BIN) for EW-ARM
• SD-MMC card example (C source and BIN) for EW-ARM
• RS232 example (C source and BIN) for EW-ARM
• uIP web server example (C source and BIN) for EW-ARM

ORDERING CODES:
		SAM7-LA2 - assembled and tested board, includes AT91SAM7A2 microcontroller