From fc944ff979dbbd49a57722fe2d1d2acf47312eb4 Mon Sep 17 00:00:00 2001 From: Jesse Morgan Date: Thu, 20 Oct 2011 22:16:19 -0700 Subject: Inital commit... halfway through the project --- libraries/PWMServo/examples/Knob/Knob.pde | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) create mode 100644 libraries/PWMServo/examples/Knob/Knob.pde (limited to 'libraries/PWMServo/examples/Knob/Knob.pde') diff --git a/libraries/PWMServo/examples/Knob/Knob.pde b/libraries/PWMServo/examples/Knob/Knob.pde new file mode 100644 index 0000000..8f809f7 --- /dev/null +++ b/libraries/PWMServo/examples/Knob/Knob.pde @@ -0,0 +1,22 @@ +// Controlling a servo position using a potentiometer (variable resistor) +// by Michal Rinott + +#include + +PWMServo 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 +} -- cgit v1.2.3