From d6869d1ec4bd24cd2c3eafa534f0849b25ec5607 Mon Sep 17 00:00:00 2001 From: Clyne Sullivan Date: Thu, 28 Feb 2019 17:04:22 -0500 Subject: added basic code --- arduino/libraries/Servo/examples/Knob/Knob.ino | 27 ++++++++++++++++++++++++++ 1 file changed, 27 insertions(+) create mode 100755 arduino/libraries/Servo/examples/Knob/Knob.ino (limited to 'arduino/libraries/Servo/examples/Knob') diff --git a/arduino/libraries/Servo/examples/Knob/Knob.ino b/arduino/libraries/Servo/examples/Knob/Knob.ino new file mode 100755 index 0000000..fdb4e0d --- /dev/null +++ b/arduino/libraries/Servo/examples/Knob/Knob.ino @@ -0,0 +1,27 @@ +/* + Controlling a servo position using a potentiometer (variable resistor) + by Michal Rinott + + modified on 8 Nov 2013 + by Scott Fitzgerald + http://www.arduino.cc/en/Tutorial/Knob +*/ + +#include + +Servo myservo; // create servo object to control a servo + +int potpin = A0; // analog pin used to connect the potentiometer +int val; // variable to read the value from the analog pin + +void setup() { + myservo.attach(A1); // 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, 180); // 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