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Add connection diagram and comments

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wind-rider 2017-08-19 22:58:37 +02:00
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commit 8cdc8cca26
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examples/SurfaceDial/surface_dial.ino
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/*
Copyright (c) 2017 wind-rider
See the readme for credit to other people.
Surface dial example
Use an encoder and a button. See the connection diagram how to wire it up.
The encoder processing code is coming from https://www.allwinedesigns.com/blog/pocketnc-jog-wheel
*/
#include "HID-Project.h"
// input pins for encoder channel A and channel B
int pinA = 2;
int pinB = 3;
// input pin for pushbutton
int pinButton = 4;
volatile bool previousButtonValue = false;