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author | Thibaut VIARD <thibaut.viard@atmel.com> | 2011-06-21 00:20:43 +0200 |
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committer | Thibaut VIARD <thibaut.viard@atmel.com> | 2011-06-21 00:20:43 +0200 |
commit | 0887b98f627500271b5ad8b3c4f6c7b90bc227ee (patch) | |
tree | ef8626954567ba22e392c68c8f3606416b07b5b5 /libraries/Servo/examples/Knob | |
parent | 90c487402cefadb6a2aab907ab07075cbb759e34 (diff) |
Moving all AVR specific libraries to hardware/avr
Diffstat (limited to 'libraries/Servo/examples/Knob')
-rw-r--r-- | libraries/Servo/examples/Knob/Knob.pde | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/libraries/Servo/examples/Knob/Knob.pde b/libraries/Servo/examples/Knob/Knob.pde new file mode 100644 index 0000000..886e107 --- /dev/null +++ b/libraries/Servo/examples/Knob/Knob.pde @@ -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 +} |