From 8c2b5b979a75d109ae7cc306afc50d7ffe1e0366 Mon Sep 17 00:00:00 2001 From: Cristian Maglie Date: Wed, 4 Jan 2012 15:14:51 +0100 Subject: Moved libraries folder inside platform folder. Now libraries and examples are searched per board/platform --- libraries/Servo/examples/Knob/Knob.ino | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) create mode 100644 libraries/Servo/examples/Knob/Knob.ino (limited to 'libraries/Servo/examples/Knob/Knob.ino') 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 + +#include + +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 +} -- cgit v1.2.3-18-g5258