unleashed-firmware/applications/lfrfid/helpers/pulse-joiner.h
SG 22e1ecb642
New LF-RFID app (#534)
* Hal lfrfid: add read timer pulse and period config fns
* New debug application for lfrfid subsystem
* New lfrfid: app, fix naming
* App lfrfid: assets
* Container view module
* App ibutton: remove unused header
* App lfrfid scenes
* App notification, add yield to blocking operations, add speaker volume control
* App lfrfid: reading key scene
* Assets: placeholder icon
* App lfrfid: reworked container view module
* App lfrfid: new scenes
* App lfrfid: write scene
* App lfrfid: write hid
* App lfrfid: emulate scene
* App lfrfid: save name scene
* App lfrfid: add missing file
2021-06-28 17:42:30 +03:00

36 lines
937 B
C++

#pragma once
#include "stdint.h"
class PulseJoiner {
public:
/**
* @brief Push timer pulse. First negative pulse is ommited.
*
* @param polarity pulse polarity: true = high2low, false = low2high
* @param period overall period time in timer clicks
* @param pulse pulse time in timer clicks
*
* @return true - next pulse can and must be popped immediatly
*/
bool push_pulse(bool polarity, uint16_t period, uint16_t pulse);
/**
* @brief Get the next timer pulse. Call only if push_pulse returns true.
*
* @param period overall period time in timer clicks
* @param pulse pulse time in timer clicks
*/
void pop_pulse(uint16_t* period, uint16_t* pulse);
PulseJoiner();
private:
struct Pulse {
bool polarity;
uint16_t time;
};
uint8_t pulse_index = 0;
static const uint8_t pulse_max = 6;
Pulse pulses[pulse_max];
};