7464762465
- firmware now supports SM buffering, so SMQB command is no longer needed - commmented code and repeated fragments removed
60 lines
794 B
C++
60 lines
794 B
C++
/*
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* button.h
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*
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* Created: 04.05.2015 21:38:42
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* Author: Yogi
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*/
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#ifndef __BUTTON_H__
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#define __BUTTON_H__
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#include <Arduino.h>
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#define debounceDelay 50
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typedef void (*ActionCb)(void);
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class Button
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{
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private:
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long debounce;
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byte state:1;
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byte lastState:1;
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byte pin;
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ActionCb action;
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Button( const Button &c );
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Button& operator=( const Button &c );
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public:
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Button(byte p, ActionCb a): debounce(0), state(1), lastState(1), action(a), pin(p) {
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pinMode(pin, INPUT_PULLUP);
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}
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void check() {
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byte b = digitalRead(pin);
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long t = millis();
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if (b != lastState) {
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debounce = t;
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}
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if ((t - debounce) > debounceDelay) {
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if (b != state) {
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state = b;
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if (!state) {
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(*action)();
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}
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}
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}
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lastState = b;
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}
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}; //button
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#endif //__BUTTON_H__
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