diff options
author | Cristian Maglie <c.maglie@bug.st> | 2012-01-04 15:14:51 +0100 |
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committer | Cristian Maglie <c.maglie@bug.st> | 2012-01-04 15:14:51 +0100 |
commit | 8c2b5b979a75d109ae7cc306afc50d7ffe1e0366 (patch) | |
tree | 19ac8d91c7209397e7dc890b432a254ae9a7cd62 /libraries/Servo/examples/Knob/Knob.ino | |
parent | be52c95820400d48e47615232d3c38236166fad3 (diff) |
Moved libraries folder inside platform folder. Now libraries and examples are searched per board/platform
Diffstat (limited to 'libraries/Servo/examples/Knob/Knob.ino')
-rw-r--r-- | libraries/Servo/examples/Knob/Knob.ino | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/libraries/Servo/examples/Knob/Knob.ino b/libraries/Servo/examples/Knob/Knob.ino new file mode 100644 index 0000000..886e107 --- /dev/null +++ b/libraries/Servo/examples/Knob/Knob.ino @@ -0,0 +1,22 @@ +// Controlling a servo position using a potentiometer (variable resistor) +// by Michal Rinott <http://people.interaction-ivrea.it/m.rinott> + +#include <Servo.h> + +Servo myservo; // create servo object to control a servo + +int potpin = 0; // analog pin used to connect the potentiometer +int val; // variable to read the value from the analog pin + +void setup() +{ + myservo.attach(9); // attaches the servo on pin 9 to the servo object +} + +void loop() +{ + val = analogRead(potpin); // reads the value of the potentiometer (value between 0 and 1023) + val = map(val, 0, 1023, 0, 179); // scale it to use it with the servo (value between 0 and 180) + myservo.write(val); // sets the servo position according to the scaled value + delay(15); // waits for the servo to get there +} |