SNS-GP2Y0A21YK0F - Revision history

Olimex at 12:11, 23 July 2014

2014-07-23T12:11:31Z

2014-07-23T12:11:00Z

2014-07-23T11:41:50Z

2014-07-23T11:41:21Z

2014-07-23T11:39:30Z

2014-07-23T11:36:33Z

‎GP2Y0A21YK0F

2014-07-23T11:35:04Z

‎GP2Y0A21YK0F

2014-07-23T11:28:07Z

2014-07-23T11:21:00Z

2014-07-23T11:20:00Z

Created page with "Category:Sensors"

New page

[[Category:Sensors]]

← Older revision		Revision as of 12:11, 23 July 2014
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−	[[Category~~:Products~~:Components:Sensors]]	+	[[Category:Components:Sensors]]

← Older revision		Revision as of 12:11, 23 July 2014
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−	[[Category:Products:Components]]	+	[[Category:Products:Components:Sensors]]

← Older revision		Revision as of 11:41, 23 July 2014
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−	[[Category:Products]]	+	[[Category:Products:Components]]

@@ Line 4: / Line 4: @@
 The output / distance relations is like this:
-[[File:Example.jpg]]
+[[File:Example.png]]
 [http://luckylarry.co.uk/arduino-projects/arduino-using-a-sharp-ir-sensor-for-distance-calculation/ have nice article about measuring distance with Arduino]
@@ Line 13: / Line 13: @@
      void setup() {
-       Serial.begin(9600);                             // start the serial port
+       Serial.begin(9600);   // start the serial port
+     }
      void loop() {
-       float volts = analogRead(IRpin)*0.0048828125;   // value from sensor * (5/1024) - if running 3.3.volts then change 5 to 3.3
+       float volts = analogRead(IRpin)*0.0048828125; // value from sensor * (5/1024)
-       float distance = 65*pow(volts, -1.10);          // worked out from graph 65 = theretical distance / (1/Volts)S - luckylarry.co.uk
+       float distance = 65*pow(volts, -1.10);        // worked out from graph 65
-       Serial.println(distance);                       // print the distance
+       Serial.println(distance);                     // print the distance
-       delay(100);                                     // arbitary wait time.
+       delay(100);                                   // arbitary wait time.
+     }

← Older revision		Revision as of 11:35, 23 July 2014
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	[[Category:Components:Sensors]]		[[Category:Components:Sensors]]
	==GP2Y0A21YK0F==		==GP2Y0A21YK0F==
		+	GP2Y0A21YK0F is IR distance sensor 10-80cm with analog output.
		+	The output / distance relations is like this:
		+
		+	[[File:Example.jpg]]
		+
		+	[http://luckylarry.co.uk/arduino-projects/arduino-using-a-sharp-ir-sensor-for-distance-calculation/ have nice article about measuring distance with Arduino]
		+
		+	the final code is:
		+
		+	int IRpin = 1; // analog pin for reading the IR sensor
		+
		+	void setup() {
		+	Serial.begin(9600); // start the serial port
		+	}
		+
		+	void loop() {
		+	float volts = analogRead(IRpin)0.0048828125; // value from sensor (5/1024) - if running 3.3.volts then change 5 to 3.3
		+	float distance = 65*pow(volts, -1.10); // worked out from graph 65 = theretical distance / (1/Volts)S - luckylarry.co.uk
		+	Serial.println(distance); // print the distance
		+	delay(100); // arbitary wait time.
		+	}

← Older revision		Revision as of 11:28, 23 July 2014
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	[[Category:Components:Sensors]]		[[Category:Components:Sensors]]
		+	==GP2Y0A21YK0F==

← Older revision		Revision as of 11:21, 23 July 2014
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−	[[Category:Sensors]]	+	[[Category:Components:Sensors]]