161 lines
3.6 KiB
C++
Executable File
161 lines
3.6 KiB
C++
Executable File
/* Ticker library code is placed under the MIT license
|
|
* Copyright (c) 2018 Stefan Staub
|
|
*
|
|
* Permission is hereby granted, free of charge, to any person obtaining
|
|
* a copy of this software and associated documentation files (the
|
|
* "Software"), to deal in the Software without restriction, including
|
|
* without limitation the rights to use, copy, modify, merge, publish,
|
|
* distribute, sublicense, and/or sell copies of the Software, and to
|
|
* permit persons to whom the Software is furnished to do so, subject to
|
|
* the following conditions:
|
|
*
|
|
* The above copyright notice and this permission notice shall be
|
|
* included in all copies or substantial portions of the Software.
|
|
*
|
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
|
|
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
|
|
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
|
|
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
|
|
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
|
|
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
|
|
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
|
* SOFTWARE.
|
|
*/
|
|
|
|
#ifndef TICKTWO_H
|
|
#define TICKTWO_H
|
|
|
|
#include "Arduino.h"
|
|
|
|
/** Ticker internal resolution
|
|
*
|
|
* @param MICROS default, the resoöution is in micro seconds, max is 70 minutes, the real resoltuion is 4 microseconds at 16MHz CPU cycle
|
|
* @param MILLIS set the resolution to millis, for longer cycles over 70 minutes
|
|
*
|
|
*/
|
|
enum resolution_t {
|
|
MICROS,
|
|
MILLIS,
|
|
MICROS_MICROS
|
|
};
|
|
|
|
/** Ticker status
|
|
*
|
|
* @param STOPPED default, ticker is stopped
|
|
* @param RUNNIBG ticker is running
|
|
* @param PAUSED ticker is paused
|
|
*
|
|
*/
|
|
enum status_t {
|
|
STOPPED,
|
|
RUNNING,
|
|
PAUSED};
|
|
|
|
#if defined(__arm__) || defined(ESP8266) || defined(ESP32)
|
|
#include <functional>
|
|
using fptr = std::function<void()>;
|
|
#else
|
|
typedef void (*fptr)();
|
|
#endif
|
|
|
|
|
|
class TickTwo {
|
|
|
|
public:
|
|
|
|
/** create a Ticker object
|
|
*
|
|
* @param callback the name of the function to call
|
|
* @param timer interval length in ms or us
|
|
* @param repeat default 0 -> endless, repeat > 0 -> number of repeats
|
|
* @param resolution default MICROS for tickers under 70min, use MILLIS for tickers over 70 min
|
|
*
|
|
*/
|
|
TickTwo(fptr callback, uint32_t timer, uint32_t repeat = 0, resolution_t resolution = MICROS);
|
|
|
|
/** destructor for the Ticker object
|
|
*
|
|
*/
|
|
~TickTwo();
|
|
|
|
/** start the ticker
|
|
*
|
|
*/
|
|
void start();
|
|
|
|
/** resume the ticker. If not started, it will start it.
|
|
*
|
|
*/
|
|
void resume();
|
|
|
|
/** pause the ticker
|
|
*
|
|
*/
|
|
void pause();
|
|
|
|
/** stops the ticker
|
|
*
|
|
*/
|
|
void stop();
|
|
|
|
/** must to be called in the main loop(), it will check the Ticker, and if necessary, will run the callback
|
|
*
|
|
*/
|
|
void update();
|
|
|
|
/**
|
|
* @brief set the interval timer
|
|
*
|
|
* @param timer interval length in ms or us
|
|
*/
|
|
void interval(uint32_t timer);
|
|
|
|
/**
|
|
* @brief get the interval time
|
|
*
|
|
* @returns the interval time
|
|
*/
|
|
uint32_t interval();
|
|
|
|
/** actual ellapsed time
|
|
*
|
|
* @returns the elapsed time after the last tick
|
|
*
|
|
*/
|
|
uint32_t elapsed();
|
|
|
|
/** time remaining to the next tick
|
|
*
|
|
* @returns the remaining time to the next tick in ms or us depending from mode
|
|
*
|
|
*/
|
|
uint32_t remaining();
|
|
|
|
/** get the state of the ticker
|
|
*
|
|
* @returns the state of the ticker: STOPPED, RUNNING or PAUSED
|
|
*/
|
|
status_t state();
|
|
|
|
/** get the numbers of executed repeats
|
|
*
|
|
* @returns the number of executed repeats
|
|
*
|
|
*/
|
|
uint32_t counter();
|
|
|
|
private:
|
|
bool tick();
|
|
bool enabled;
|
|
uint32_t timer;
|
|
uint32_t repeat;
|
|
resolution_t resolution = MICROS;
|
|
uint32_t counts;
|
|
status_t status;
|
|
fptr callback;
|
|
uint32_t lastTime;
|
|
uint32_t diffTime;
|
|
};
|
|
|
|
#endif
|