Li Weiyi
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ESP8266BlynkWeatherStation
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SimpleTimer.h@2:6cd3b0947188, 2016-06-15 (annotated)
- Committer:
- lixianyu
- Date:
- Wed Jun 15 03:08:40 2016 +0000
- Revision:
- 2:6cd3b0947188
PM2.5????????5V??????????
Who changed what in which revision?
User | Revision | Line number | New contents of line |
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lixianyu | 2:6cd3b0947188 | 1 | /* |
lixianyu | 2:6cd3b0947188 | 2 | * SimpleTimer.h |
lixianyu | 2:6cd3b0947188 | 3 | * |
lixianyu | 2:6cd3b0947188 | 4 | * SimpleTimer - A timer library for Arduino. |
lixianyu | 2:6cd3b0947188 | 5 | * Author: mromani@ottotecnica.com |
lixianyu | 2:6cd3b0947188 | 6 | * Copyright (c) 2010 OTTOTECNICA Italy |
lixianyu | 2:6cd3b0947188 | 7 | * |
lixianyu | 2:6cd3b0947188 | 8 | * This library is free software; you can redistribute it |
lixianyu | 2:6cd3b0947188 | 9 | * and/or modify it under the terms of the GNU Lesser |
lixianyu | 2:6cd3b0947188 | 10 | * General Public License as published by the Free Software |
lixianyu | 2:6cd3b0947188 | 11 | * Foundation; either version 2.1 of the License, or (at |
lixianyu | 2:6cd3b0947188 | 12 | * your option) any later version. |
lixianyu | 2:6cd3b0947188 | 13 | * |
lixianyu | 2:6cd3b0947188 | 14 | * This library is distributed in the hope that it will |
lixianyu | 2:6cd3b0947188 | 15 | * be useful, but WITHOUT ANY WARRANTY; without even the |
lixianyu | 2:6cd3b0947188 | 16 | * implied warranty of MERCHANTABILITY or FITNESS FOR A |
lixianyu | 2:6cd3b0947188 | 17 | * PARTICULAR PURPOSE. See the GNU Lesser General Public |
lixianyu | 2:6cd3b0947188 | 18 | * License for more details. |
lixianyu | 2:6cd3b0947188 | 19 | * |
lixianyu | 2:6cd3b0947188 | 20 | * You should have received a copy of the GNU Lesser |
lixianyu | 2:6cd3b0947188 | 21 | * General Public License along with this library; if not, |
lixianyu | 2:6cd3b0947188 | 22 | * write to the Free Software Foundation, Inc., |
lixianyu | 2:6cd3b0947188 | 23 | * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
lixianyu | 2:6cd3b0947188 | 24 | * |
lixianyu | 2:6cd3b0947188 | 25 | */ |
lixianyu | 2:6cd3b0947188 | 26 | |
lixianyu | 2:6cd3b0947188 | 27 | |
lixianyu | 2:6cd3b0947188 | 28 | #ifndef SIMPLETIMER_H |
lixianyu | 2:6cd3b0947188 | 29 | #define SIMPLETIMER_H |
lixianyu | 2:6cd3b0947188 | 30 | |
lixianyu | 2:6cd3b0947188 | 31 | //#include <functional> |
lixianyu | 2:6cd3b0947188 | 32 | |
lixianyu | 2:6cd3b0947188 | 33 | //typedef std::function<void(void)> timer_callback; |
lixianyu | 2:6cd3b0947188 | 34 | typedef void (*timer_callback)(void); |
lixianyu | 2:6cd3b0947188 | 35 | |
lixianyu | 2:6cd3b0947188 | 36 | class SimpleTimer { |
lixianyu | 2:6cd3b0947188 | 37 | |
lixianyu | 2:6cd3b0947188 | 38 | public: |
lixianyu | 2:6cd3b0947188 | 39 | // maximum number of timers |
lixianyu | 2:6cd3b0947188 | 40 | const static int MAX_TIMERS = 10; |
lixianyu | 2:6cd3b0947188 | 41 | |
lixianyu | 2:6cd3b0947188 | 42 | // setTimer() constants |
lixianyu | 2:6cd3b0947188 | 43 | const static int RUN_FOREVER = 0; |
lixianyu | 2:6cd3b0947188 | 44 | const static int RUN_ONCE = 1; |
lixianyu | 2:6cd3b0947188 | 45 | |
lixianyu | 2:6cd3b0947188 | 46 | // constructor |
lixianyu | 2:6cd3b0947188 | 47 | SimpleTimer(Timer &timer); |
lixianyu | 2:6cd3b0947188 | 48 | |
lixianyu | 2:6cd3b0947188 | 49 | // this function must be called inside loop() |
lixianyu | 2:6cd3b0947188 | 50 | void run(); |
lixianyu | 2:6cd3b0947188 | 51 | |
lixianyu | 2:6cd3b0947188 | 52 | // call function f every d milliseconds |
lixianyu | 2:6cd3b0947188 | 53 | int setInterval(int d, timer_callback f); |
lixianyu | 2:6cd3b0947188 | 54 | |
lixianyu | 2:6cd3b0947188 | 55 | // call function f once after d milliseconds |
lixianyu | 2:6cd3b0947188 | 56 | int setTimeout(int d, timer_callback f); |
lixianyu | 2:6cd3b0947188 | 57 | |
lixianyu | 2:6cd3b0947188 | 58 | // call function f every d milliseconds for n times |
lixianyu | 2:6cd3b0947188 | 59 | int setTimer(int d, timer_callback f, int n); |
lixianyu | 2:6cd3b0947188 | 60 | |
lixianyu | 2:6cd3b0947188 | 61 | // destroy the specified timer |
lixianyu | 2:6cd3b0947188 | 62 | void deleteTimer(int numTimer); |
lixianyu | 2:6cd3b0947188 | 63 | |
lixianyu | 2:6cd3b0947188 | 64 | // restart the specified timer |
lixianyu | 2:6cd3b0947188 | 65 | void restartTimer(int numTimer); |
lixianyu | 2:6cd3b0947188 | 66 | |
lixianyu | 2:6cd3b0947188 | 67 | // returns true if the specified timer is enabled |
lixianyu | 2:6cd3b0947188 | 68 | bool isEnabled(int numTimer); |
lixianyu | 2:6cd3b0947188 | 69 | |
lixianyu | 2:6cd3b0947188 | 70 | // enables the specified timer |
lixianyu | 2:6cd3b0947188 | 71 | void enable(int numTimer); |
lixianyu | 2:6cd3b0947188 | 72 | |
lixianyu | 2:6cd3b0947188 | 73 | // disables the specified timer |
lixianyu | 2:6cd3b0947188 | 74 | void disable(int numTimer); |
lixianyu | 2:6cd3b0947188 | 75 | |
lixianyu | 2:6cd3b0947188 | 76 | // enables the specified timer if it's currently disabled, |
lixianyu | 2:6cd3b0947188 | 77 | // and vice-versa |
lixianyu | 2:6cd3b0947188 | 78 | void toggle(int numTimer); |
lixianyu | 2:6cd3b0947188 | 79 | |
lixianyu | 2:6cd3b0947188 | 80 | // returns the number of used timers |
lixianyu | 2:6cd3b0947188 | 81 | int getNumTimers(); |
lixianyu | 2:6cd3b0947188 | 82 | |
lixianyu | 2:6cd3b0947188 | 83 | // returns the number of available timers |
lixianyu | 2:6cd3b0947188 | 84 | int getNumAvailableTimers() { return MAX_TIMERS - numTimers; }; |
lixianyu | 2:6cd3b0947188 | 85 | |
lixianyu | 2:6cd3b0947188 | 86 | private: |
lixianyu | 2:6cd3b0947188 | 87 | int elapsed(); |
lixianyu | 2:6cd3b0947188 | 88 | |
lixianyu | 2:6cd3b0947188 | 89 | // deferred call constants |
lixianyu | 2:6cd3b0947188 | 90 | const static int DEFCALL_DONTRUN = 0; // don't call the callback function |
lixianyu | 2:6cd3b0947188 | 91 | const static int DEFCALL_RUNONLY = 1; // call the callback function but don't delete the timer |
lixianyu | 2:6cd3b0947188 | 92 | const static int DEFCALL_RUNANDDEL = 2; // call the callback function and delete the timer |
lixianyu | 2:6cd3b0947188 | 93 | |
lixianyu | 2:6cd3b0947188 | 94 | // find the first available slot |
lixianyu | 2:6cd3b0947188 | 95 | int findFirstFreeSlot(); |
lixianyu | 2:6cd3b0947188 | 96 | |
lixianyu | 2:6cd3b0947188 | 97 | // value returned by the millis() function |
lixianyu | 2:6cd3b0947188 | 98 | // in the previous run() call |
lixianyu | 2:6cd3b0947188 | 99 | int prev_millis[MAX_TIMERS]; |
lixianyu | 2:6cd3b0947188 | 100 | |
lixianyu | 2:6cd3b0947188 | 101 | // pointers to the callback functions |
lixianyu | 2:6cd3b0947188 | 102 | timer_callback callbacks[MAX_TIMERS]; |
lixianyu | 2:6cd3b0947188 | 103 | |
lixianyu | 2:6cd3b0947188 | 104 | // delay values |
lixianyu | 2:6cd3b0947188 | 105 | int delays[MAX_TIMERS]; |
lixianyu | 2:6cd3b0947188 | 106 | |
lixianyu | 2:6cd3b0947188 | 107 | // number of runs to be executed for each timer |
lixianyu | 2:6cd3b0947188 | 108 | int maxNumRuns[MAX_TIMERS]; |
lixianyu | 2:6cd3b0947188 | 109 | |
lixianyu | 2:6cd3b0947188 | 110 | // number of executed runs for each timer |
lixianyu | 2:6cd3b0947188 | 111 | int numRuns[MAX_TIMERS]; |
lixianyu | 2:6cd3b0947188 | 112 | |
lixianyu | 2:6cd3b0947188 | 113 | // which timers are enabled |
lixianyu | 2:6cd3b0947188 | 114 | bool enabled[MAX_TIMERS]; |
lixianyu | 2:6cd3b0947188 | 115 | |
lixianyu | 2:6cd3b0947188 | 116 | // deferred function call (sort of) - N.B.: this array is only used in run() |
lixianyu | 2:6cd3b0947188 | 117 | int toBeCalled[MAX_TIMERS]; |
lixianyu | 2:6cd3b0947188 | 118 | |
lixianyu | 2:6cd3b0947188 | 119 | // actual number of timers in use |
lixianyu | 2:6cd3b0947188 | 120 | int numTimers; |
lixianyu | 2:6cd3b0947188 | 121 | |
lixianyu | 2:6cd3b0947188 | 122 | Timer &_timer; |
lixianyu | 2:6cd3b0947188 | 123 | }; |
lixianyu | 2:6cd3b0947188 | 124 | |
lixianyu | 2:6cd3b0947188 | 125 | #endif |
lixianyu | 2:6cd3b0947188 | 126 |