WLED/wled00/pin_manager.h

29 wiersze
816 B
C++

#ifndef WLED_PIN_MANAGER_H
#define WLED_PIN_MANAGER_H
/*
* Registers pins so there is no attempt for two interfaces to use the same pin
*/
#include <Arduino.h>
class PinManagerClass {
private:
#ifdef ESP8266
uint8_t pinAlloc[3] = {0x00, 0x00, 0x00}; //24bit, 1 bit per pin, we use first 17bits
#else
uint8_t pinAlloc[5] = {0x00, 0x00, 0x00, 0x00, 0x00}; //40bit, 1 bit per pin, we use all bits
uint8_t ledcAlloc[2] = {0x00, 0x00}; //16 LEDC channels
#endif
public:
void deallocatePin(byte gpio);
bool allocatePin(byte gpio, bool output = true);
bool isPinAllocated(byte gpio);
bool isPinOk(byte gpio, bool output = true);
#ifdef ARDUINO_ARCH_ESP32
byte allocateLedc(byte channels);
void deallocateLedc(byte pos, byte channels);
#endif
};
extern PinManagerClass pinManager;
#endif