Dev-Tools/HIB.cpp
Mathieu Maret 187dbd40af Possibility to handle multiple button
Hib should be instantiate on the heap (new Hib()) because of memory
overflow on the stack (c.f.
https://github.com/esp8266/Arduino/issues/2667)
2016-11-11 10:16:26 +01:00

89 lines
2.1 KiB
C++

#include "HIB.h"
#define MAX_PIN 15
HIB *HibList[MAX_PIN+1];
void ICACHE_RAM_ATTR sws_isr_0() { HibList[0]->IRQ_handler(); }
void ICACHE_RAM_ATTR sws_isr_1() { HibList[1]->IRQ_handler(); }
void ICACHE_RAM_ATTR sws_isr_2() { HibList[2]->IRQ_handler(); }
void ICACHE_RAM_ATTR sws_isr_3() { HibList[3]->IRQ_handler(); }
void ICACHE_RAM_ATTR sws_isr_4() { HibList[4]->IRQ_handler(); }
void ICACHE_RAM_ATTR sws_isr_5() { HibList[5]->IRQ_handler(); }
// Pin 6 to 11 can not be used
void ICACHE_RAM_ATTR sws_isr_12() { HibList[12]->IRQ_handler(); }
void ICACHE_RAM_ATTR sws_isr_13() { HibList[13]->IRQ_handler(); }
void ICACHE_RAM_ATTR sws_isr_14() { HibList[14]->IRQ_handler(); }
void ICACHE_RAM_ATTR sws_isr_15() { HibList[15]->IRQ_handler(); }
static void (*ISRList[MAX_PIN+1])() = {
sws_isr_0,
sws_isr_1,
sws_isr_2,
sws_isr_3,
sws_isr_4,
sws_isr_5,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
sws_isr_12,
sws_isr_13,
sws_isr_14,
sws_isr_15
};
void timerCallback(void *data) {
HIB *hib = static_cast<HIB *>(data);
hib->debouncing = false;
hib->invertState();
if (hib->state != digitalRead(hib->pin)){
Serial.println("Debounce failed");
hib->state = !hib->state;
return;
}
if(hib->state != hib->initialState)
hib->onButtonPressed();
else
hib->onButtonReleased();
}
HIB::HIB(uint8_t p, uint8_t initState, unsigned long longPress):
previousMillis(0), longPressMsec(longPress),
pin(p), initialState(initState),
state(initState), debouncing(false) {
pinMode(pin, INPUT_PULLUP);
HibList[pin] = this;
attachInterrupt(digitalPinToInterrupt(pin), ISRList[pin], CHANGE);
os_timer_setfn(&timer, timerCallback, this);
}
void HIB::IRQ_handler(){
if(!debouncing){
debouncing = true;
os_timer_arm(&timer, 50, 0);
}
}
void HIB::onButtonPressed(){
Serial.printf("Button Pressed %d\n", pin);
previousMillis = millis();
}
void HIB::onLongButtonPressed(){
Serial.printf("Long Button Pressed %d \n", pin);
}
void HIB::onButtonReleased(){
Serial.printf("Button Released %d \n", pin);
if(millis() - previousMillis >= longPressMsec){
onLongButtonPressed();
}
}
void HIB::invertState(){
state = !state;
}