mirror of
https://github.com/RobTillaart/Arduino.git
synced 2024-09-20 00:55:58 -04:00
81 lines
1.4 KiB
C++
81 lines
1.4 KiB
C++
#pragma once
|
|
//
|
|
// FILE: PIR.h
|
|
// AUTHOR: Rob Tillaart
|
|
// VERSION: 0.1.2
|
|
// DATE: 2022-08-13
|
|
// PURPOSE: PIR library
|
|
// URL: https://github.com/RobTillaart/PIR
|
|
|
|
|
|
#include "Arduino.h"
|
|
|
|
|
|
#define PIR_LIB_VERSION (F("0.1.2"))
|
|
|
|
//
|
|
#define PIR_OK 0x00
|
|
#define PIR_ERR_NO_SENSOR 0xFF
|
|
#define PIR_ERR_ARRAY_FULL 0xFE
|
|
#define PIR_ERR_INDEX 0xFD
|
|
|
|
|
|
class PIR
|
|
{
|
|
public:
|
|
PIR();
|
|
|
|
// adds a pin to the set
|
|
// returns the index or PIR_ARRAY_FULL
|
|
uint8_t add(uint8_t pin);
|
|
|
|
// returns number of PIR sensors added.
|
|
uint8_t count();
|
|
|
|
// MULTI PIN INTERFACE
|
|
// read all PIR sensors in the set
|
|
// returns a mask of HIGH / LOW values.
|
|
// not used slots will return 0.
|
|
uint8_t read();
|
|
|
|
// returns last values read (bit mask) with read().
|
|
uint8_t lastValue();
|
|
|
|
// returns bit mask of changed pins since last read().
|
|
// updates lastValue().
|
|
uint8_t changed();
|
|
|
|
|
|
// SINGLE PIN INTERFACE
|
|
// read a specific PIR, faster than read() above.
|
|
// returns 0 or 1. (in fact just a digitalRead(pin).
|
|
// does not affect lastValue()
|
|
uint8_t read(uint8_t index);
|
|
|
|
|
|
|
|
protected:
|
|
uint8_t _pins[8] = {0,0,0,0, 0,0,0,0};
|
|
uint8_t _count = 0;
|
|
uint8_t _lastValue = 0;
|
|
};
|
|
|
|
|
|
|
|
// PIR16 or dynamic memory in base class
|
|
//
|
|
// class PIR16 : public PIR // MEGA
|
|
// {
|
|
// static array of pins[16].
|
|
// }
|
|
//
|
|
// class PIR
|
|
// {
|
|
// PIR(uint8_t size = 4);
|
|
// ...
|
|
// }
|
|
|
|
|
|
// -- END OF FILE --
|
|
|