George Roussos / BLE_Temperature

BLE temperature profile using digital DS1820 or analog LM35 sensors

Dependencies:   DS1820

mbed/Ticker.h@0:637031152314, 2015-03-07 (annotated)

Committer:
gkroussos
Date:
Sat Mar 07 16:23:41 2015 +0000
Revision:
0:637031152314
Working version 1.0

Who changed what in which revision?

UserRevisionLine numberNew contents of line
gkroussos 0:637031152314 1 /* mbed Microcontroller Library
gkroussos 0:637031152314 2 * Copyright (c) 2006-2013 ARM Limited
gkroussos 0:637031152314 3 *
gkroussos 0:637031152314 4 * Licensed under the Apache License, Version 2.0 (the "License");
gkroussos 0:637031152314 5 * you may not use this file except in compliance with the License.
gkroussos 0:637031152314 6 * You may obtain a copy of the License at
gkroussos 0:637031152314 7 *
gkroussos 0:637031152314 8 * http://www.apache.org/licenses/LICENSE-2.0
gkroussos 0:637031152314 9 *
gkroussos 0:637031152314 10 * Unless required by applicable law or agreed to in writing, software
gkroussos 0:637031152314 11 * distributed under the License is distributed on an "AS IS" BASIS,
gkroussos 0:637031152314 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
gkroussos 0:637031152314 13 * See the License for the specific language governing permissions and
gkroussos 0:637031152314 14 * limitations under the License.
gkroussos 0:637031152314 15 */
gkroussos 0:637031152314 16 #ifndef MBED_TICKER_H
gkroussos 0:637031152314 17 #define MBED_TICKER_H
gkroussos 0:637031152314 18
gkroussos 0:637031152314 19 #include "TimerEvent.h"
gkroussos 0:637031152314 20 #include "FunctionPointer.h"
gkroussos 0:637031152314 21
gkroussos 0:637031152314 22 namespace mbed {
gkroussos 0:637031152314 23
gkroussos 0:637031152314 24 /** A Ticker is used to call a function at a recurring interval
gkroussos 0:637031152314 25 *
gkroussos 0:637031152314 26 * You can use as many seperate Ticker objects as you require.
gkroussos 0:637031152314 27 *
gkroussos 0:637031152314 28 * Example:
gkroussos 0:637031152314 29 * @code
gkroussos 0:637031152314 30 * // Toggle the blinking led after 5 seconds
gkroussos 0:637031152314 31 *
gkroussos 0:637031152314 32 * #include "mbed.h"
gkroussos 0:637031152314 33 *
gkroussos 0:637031152314 34 * Ticker timer;
gkroussos 0:637031152314 35 * DigitalOut led1(LED1);
gkroussos 0:637031152314 36 * DigitalOut led2(LED2);
gkroussos 0:637031152314 37 *
gkroussos 0:637031152314 38 * int flip = 0;
gkroussos 0:637031152314 39 *
gkroussos 0:637031152314 40 * void attime() {
gkroussos 0:637031152314 41 * flip = !flip;
gkroussos 0:637031152314 42 * }
gkroussos 0:637031152314 43 *
gkroussos 0:637031152314 44 * int main() {
gkroussos 0:637031152314 45 * timer.attach(&attime, 5);
gkroussos 0:637031152314 46 * while(1) {
gkroussos 0:637031152314 47 * if(flip == 0) {
gkroussos 0:637031152314 48 * led1 = !led1;
gkroussos 0:637031152314 49 * } else {
gkroussos 0:637031152314 50 * led2 = !led2;
gkroussos 0:637031152314 51 * }
gkroussos 0:637031152314 52 * wait(0.2);
gkroussos 0:637031152314 53 * }
gkroussos 0:637031152314 54 * }
gkroussos 0:637031152314 55 * @endcode
gkroussos 0:637031152314 56 */
gkroussos 0:637031152314 57 class Ticker : public TimerEvent {
gkroussos 0:637031152314 58
gkroussos 0:637031152314 59 public:
gkroussos 0:637031152314 60
gkroussos 0:637031152314 61 /** Attach a function to be called by the Ticker, specifiying the interval in seconds
gkroussos 0:637031152314 62 *
gkroussos 0:637031152314 63 * @param fptr pointer to the function to be called
gkroussos 0:637031152314 64 * @param t the time between calls in seconds
gkroussos 0:637031152314 65 */
gkroussos 0:637031152314 66 void attach(void (*fptr)(void), float t) {
gkroussos 0:637031152314 67 attach_us(fptr, t * 1000000.0f);
gkroussos 0:637031152314 68 }
gkroussos 0:637031152314 69
gkroussos 0:637031152314 70 /** Attach a member function to be called by the Ticker, specifiying the interval in seconds
gkroussos 0:637031152314 71 *
gkroussos 0:637031152314 72 * @param tptr pointer to the object to call the member function on
gkroussos 0:637031152314 73 * @param mptr pointer to the member function to be called
gkroussos 0:637031152314 74 * @param t the time between calls in seconds
gkroussos 0:637031152314 75 */
gkroussos 0:637031152314 76 template<typename T>
gkroussos 0:637031152314 77 void attach(T* tptr, void (T::*mptr)(void), float t) {
gkroussos 0:637031152314 78 attach_us(tptr, mptr, t * 1000000.0f);
gkroussos 0:637031152314 79 }
gkroussos 0:637031152314 80
gkroussos 0:637031152314 81 /** Attach a function to be called by the Ticker, specifiying the interval in micro-seconds
gkroussos 0:637031152314 82 *
gkroussos 0:637031152314 83 * @param fptr pointer to the function to be called
gkroussos 0:637031152314 84 * @param t the time between calls in micro-seconds
gkroussos 0:637031152314 85 */
gkroussos 0:637031152314 86 void attach_us(void (*fptr)(void), unsigned int t) {
gkroussos 0:637031152314 87 _function.attach(fptr);
gkroussos 0:637031152314 88 setup(t);
gkroussos 0:637031152314 89 }
gkroussos 0:637031152314 90
gkroussos 0:637031152314 91 /** Attach a member function to be called by the Ticker, specifiying the interval in micro-seconds
gkroussos 0:637031152314 92 *
gkroussos 0:637031152314 93 * @param tptr pointer to the object to call the member function on
gkroussos 0:637031152314 94 * @param mptr pointer to the member function to be called
gkroussos 0:637031152314 95 * @param t the time between calls in micro-seconds
gkroussos 0:637031152314 96 */
gkroussos 0:637031152314 97 template<typename T>
gkroussos 0:637031152314 98 void attach_us(T* tptr, void (T::*mptr)(void), unsigned int t) {
gkroussos 0:637031152314 99 _function.attach(tptr, mptr);
gkroussos 0:637031152314 100 setup(t);
gkroussos 0:637031152314 101 }
gkroussos 0:637031152314 102
gkroussos 0:637031152314 103 /** Detach the function
gkroussos 0:637031152314 104 */
gkroussos 0:637031152314 105 void detach();
gkroussos 0:637031152314 106
gkroussos 0:637031152314 107 protected:
gkroussos 0:637031152314 108 void setup(unsigned int t);
gkroussos 0:637031152314 109 virtual void handler();
gkroussos 0:637031152314 110
gkroussos 0:637031152314 111 unsigned int _delay;
gkroussos 0:637031152314 112 FunctionPointer _function;
gkroussos 0:637031152314 113 };
gkroussos 0:637031152314 114
gkroussos 0:637031152314 115 } // namespace mbed
gkroussos 0:637031152314 116
gkroussos 0:637031152314 117 #endif