81 lines
1.6 KiB
C++
81 lines
1.6 KiB
C++
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#include "HIB.h"
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static uint8_t pin;
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static uint8_t initialState;
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static int state;
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static volatile bool debouncing;
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static ETSTimer timer;
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static unsigned long previousMillis;
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static unsigned int longPressMsec;
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void timerCallback(void *);
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void IRQ_handler();
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void onButtonPressed();
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void onButtonReleased();
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void onLongButtonPressed();
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void setConfig(uint8_t p, uint8_t initState, int longPress );
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HIB::HIB(uint8_t pin, uint8_t initialState, int longPressMsec)
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{
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setConfig(pin, initialState, longPressMsec);
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}
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HIB::HIB(){
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}
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void HIB::configure(uint8_t pin, uint8_t initState, int longPressMsec){
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setConfig(pin, initState, longPressMsec);
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}
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void setConfig(uint8_t p, uint8_t initState, int longPress ){
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pin = p;
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initialState = initState;
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state = initialState;
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debouncing = false;
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previousMillis = 0;
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longPressMsec = longPress;
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pinMode(pin, INPUT);
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attachInterrupt(digitalPinToInterrupt(pin), IRQ_handler, CHANGE);
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os_timer_setfn(&timer, timerCallback, NULL);
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}
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void IRQ_handler(){
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if(!debouncing){
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debouncing = true;
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os_timer_arm(&timer, 50, 0);
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}
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}
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void timerCallback(void *){
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debouncing = false;
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state = !state;
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if (state != digitalRead(pin)){
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Serial.println("Debounce failed");
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state = !state;
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return;
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}
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if(state != initialState)
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onButtonPressed();
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else
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onButtonReleased();
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}
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void onButtonPressed(){
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Serial.println("Button Pressed");
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previousMillis = millis();
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}
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void onLongButtonPressed(){
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Serial.println("Long Button Pressed");
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}
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void onButtonReleased(){
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Serial.println("Button Released");
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if(millis() - previousMillis >= longPressMsec){
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onLongButtonPressed();
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}
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}
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HIB Hib;
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