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| author | Christopher Peplin <chris.peplin@rhubarbtech.com> | 2014-09-20 16:14:32 -0400 |
|---|---|---|
| committer | Christopher Peplin <chris.peplin@rhubarbtech.com> | 2014-09-20 16:14:32 -0400 |
| commit | 086c6e96ca4b98e8a144b5f7f37a7b3b6fedc61d (patch) | |
| tree | a400644b8017ab3842e980eaf5df0f4e7437ca47 /examples/AnalogInOutSerial/AnalogInOutSerial.ino | |
| parent | 6f46722abb40c60dcaa0e40292342d015906c8bf (diff) | |
Move tests back to 'examples', skip non-testable examples when testing.
This fixes https://github.com/sudar/Arduino-Makefile/issues/259.
Diffstat (limited to 'examples/AnalogInOutSerial/AnalogInOutSerial.ino')
| -rw-r--r-- | examples/AnalogInOutSerial/AnalogInOutSerial.ino | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/examples/AnalogInOutSerial/AnalogInOutSerial.ino b/examples/AnalogInOutSerial/AnalogInOutSerial.ino new file mode 100644 index 0000000..e142f69 --- /dev/null +++ b/examples/AnalogInOutSerial/AnalogInOutSerial.ino @@ -0,0 +1,53 @@ +/* + Analog input, analog output, serial output + + Reads an analog input pin, maps the result to a range from 0 to 255 + and uses the result to set the pulsewidth modulation (PWM) of an output pin. + Also prints the results to the serial monitor. + + The circuit: + * potentiometer connected to analog pin 0. + Center pin of the potentiometer goes to the analog pin. + side pins of the potentiometer go to +5V and ground + * LED connected from digital pin 9 to ground + + created 29 Dec. 2008 + modified 30 Aug 2011 + by Tom Igoe + + This example code is in the public domain. + + */ + +// These constants won't change. They're used to give names +// to the pins used: +const int analogInPin = A0; // Analog input pin that the potentiometer is attached to +const int analogOutPin = 9; // Analog output pin that the LED is attached to + +int sensorValue = 0; // value read from the pot +int outputValue = 0; // value output to the PWM (analog out) + +void setup() { + // initialize serial communications at 9600 bps: + Serial.begin(9600); +} + +void loop() { + // read the analog in value: + sensorValue = analogRead(analogInPin); + // map it to the range of the analog out: + outputValue = map(sensorValue, 0, 1023, 0, 255); + // change the analog out value: + analogWrite(analogOutPin, outputValue); + + // print the results to the serial monitor: + Serial.print("sensor = " ); + Serial.print(sensorValue); + Serial.print("\t output = "); + Serial.println(outputValue); + + // wait 10 milliseconds before the next loop + // for the analog-to-digital converter to settle + // after the last reading: + delay(10); +} |
