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mbed library sources, mbed-dev only for TYBLE16

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drivers/Ticker.h@149:156823d33999, 2016-10-28 (annotated)

Committer:
<>
Date:
Fri Oct 28 11:17:30 2016 +0100
Revision:
149:156823d33999
Child:
160:d5399cc887bb
This updates the lib to the mbed lib v128



NOTE: This release includes a restructuring of the file and directory locations and thus some

include paths in your code may need updating accordingly.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
<> 149:156823d33999 1 /* mbed Microcontroller Library
<> 149:156823d33999 2 * Copyright (c) 2006-2013 ARM Limited
<> 149:156823d33999 3 *
<> 149:156823d33999 4 * Licensed under the Apache License, Version 2.0 (the "License");
<> 149:156823d33999 5 * you may not use this file except in compliance with the License.
<> 149:156823d33999 6 * You may obtain a copy of the License at
<> 149:156823d33999 7 *
<> 149:156823d33999 8 * http://www.apache.org/licenses/LICENSE-2.0
<> 149:156823d33999 9 *
<> 149:156823d33999 10 * Unless required by applicable law or agreed to in writing, software
<> 149:156823d33999 11 * distributed under the License is distributed on an "AS IS" BASIS,
<> 149:156823d33999 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
<> 149:156823d33999 13 * See the License for the specific language governing permissions and
<> 149:156823d33999 14 * limitations under the License.
<> 149:156823d33999 15 */
<> 149:156823d33999 16 #ifndef MBED_TICKER_H
<> 149:156823d33999 17 #define MBED_TICKER_H
<> 149:156823d33999 18
<> 149:156823d33999 19 #include "drivers/TimerEvent.h"
<> 149:156823d33999 20 #include "platform/Callback.h"
<> 149:156823d33999 21 #include "platform/toolchain.h"
<> 149:156823d33999 22
<> 149:156823d33999 23 namespace mbed {
<> 149:156823d33999 24 /** \addtogroup drivers */
<> 149:156823d33999 25 /** @{*/
<> 149:156823d33999 26
<> 149:156823d33999 27 /** A Ticker is used to call a function at a recurring interval
<> 149:156823d33999 28 *
<> 149:156823d33999 29 * You can use as many seperate Ticker objects as you require.
<> 149:156823d33999 30 *
<> 149:156823d33999 31 * @Note Synchronization level: Interrupt safe
<> 149:156823d33999 32 *
<> 149:156823d33999 33 * Example:
<> 149:156823d33999 34 * @code
<> 149:156823d33999 35 * // Toggle the blinking led after 5 seconds
<> 149:156823d33999 36 *
<> 149:156823d33999 37 * #include "mbed.h"
<> 149:156823d33999 38 *
<> 149:156823d33999 39 * Ticker timer;
<> 149:156823d33999 40 * DigitalOut led1(LED1);
<> 149:156823d33999 41 * DigitalOut led2(LED2);
<> 149:156823d33999 42 *
<> 149:156823d33999 43 * int flip = 0;
<> 149:156823d33999 44 *
<> 149:156823d33999 45 * void attime() {
<> 149:156823d33999 46 * flip = !flip;
<> 149:156823d33999 47 * }
<> 149:156823d33999 48 *
<> 149:156823d33999 49 * int main() {
<> 149:156823d33999 50 * timer.attach(&attime, 5);
<> 149:156823d33999 51 * while(1) {
<> 149:156823d33999 52 * if(flip == 0) {
<> 149:156823d33999 53 * led1 = !led1;
<> 149:156823d33999 54 * } else {
<> 149:156823d33999 55 * led2 = !led2;
<> 149:156823d33999 56 * }
<> 149:156823d33999 57 * wait(0.2);
<> 149:156823d33999 58 * }
<> 149:156823d33999 59 * }
<> 149:156823d33999 60 * @endcode
<> 149:156823d33999 61 */
<> 149:156823d33999 62 class Ticker : public TimerEvent {
<> 149:156823d33999 63
<> 149:156823d33999 64 public:
<> 149:156823d33999 65 Ticker() : TimerEvent() {
<> 149:156823d33999 66 }
<> 149:156823d33999 67
<> 149:156823d33999 68 Ticker(const ticker_data_t *data) : TimerEvent(data) {
<> 149:156823d33999 69 data->interface->init();
<> 149:156823d33999 70 }
<> 149:156823d33999 71
<> 149:156823d33999 72 /** Attach a function to be called by the Ticker, specifiying the interval in seconds
<> 149:156823d33999 73 *
<> 149:156823d33999 74 * @param func pointer to the function to be called
<> 149:156823d33999 75 * @param t the time between calls in seconds
<> 149:156823d33999 76 */
<> 149:156823d33999 77 void attach(Callback<void()> func, float t) {
<> 149:156823d33999 78 attach_us(func, t * 1000000.0f);
<> 149:156823d33999 79 }
<> 149:156823d33999 80
<> 149:156823d33999 81 /** Attach a member function to be called by the Ticker, specifiying the interval in seconds
<> 149:156823d33999 82 *
<> 149:156823d33999 83 * @param obj pointer to the object to call the member function on
<> 149:156823d33999 84 * @param method pointer to the member function to be called
<> 149:156823d33999 85 * @param t the time between calls in seconds
<> 149:156823d33999 86 * @deprecated
<> 149:156823d33999 87 * The attach function does not support cv-qualifiers. Replaced by
<> 149:156823d33999 88 * attach(callback(obj, method), t).
<> 149:156823d33999 89 */
<> 149:156823d33999 90 template<typename T, typename M>
<> 149:156823d33999 91 MBED_DEPRECATED_SINCE("mbed-os-5.1",
<> 149:156823d33999 92 "The attach function does not support cv-qualifiers. Replaced by "
<> 149:156823d33999 93 "attach(callback(obj, method), t).")
<> 149:156823d33999 94 void attach(T *obj, M method, float t) {
<> 149:156823d33999 95 attach(callback(obj, method), t);
<> 149:156823d33999 96 }
<> 149:156823d33999 97
<> 149:156823d33999 98 /** Attach a function to be called by the Ticker, specifiying the interval in micro-seconds
<> 149:156823d33999 99 *
<> 149:156823d33999 100 * @param fptr pointer to the function to be called
<> 149:156823d33999 101 * @param t the time between calls in micro-seconds
<> 149:156823d33999 102 */
<> 149:156823d33999 103 void attach_us(Callback<void()> func, timestamp_t t) {
<> 149:156823d33999 104 _function.attach(func);
<> 149:156823d33999 105 setup(t);
<> 149:156823d33999 106 }
<> 149:156823d33999 107
<> 149:156823d33999 108 /** Attach a member function to be called by the Ticker, specifiying the interval in micro-seconds
<> 149:156823d33999 109 *
<> 149:156823d33999 110 * @param tptr pointer to the object to call the member function on
<> 149:156823d33999 111 * @param mptr pointer to the member function to be called
<> 149:156823d33999 112 * @param t the time between calls in micro-seconds
<> 149:156823d33999 113 * @deprecated
<> 149:156823d33999 114 * The attach_us function does not support cv-qualifiers. Replaced by
<> 149:156823d33999 115 * attach_us(callback(obj, method), t).
<> 149:156823d33999 116 */
<> 149:156823d33999 117 template<typename T, typename M>
<> 149:156823d33999 118 MBED_DEPRECATED_SINCE("mbed-os-5.1",
<> 149:156823d33999 119 "The attach_us function does not support cv-qualifiers. Replaced by "
<> 149:156823d33999 120 "attach_us(callback(obj, method), t).")
<> 149:156823d33999 121 void attach_us(T *obj, M method, timestamp_t t) {
<> 149:156823d33999 122 attach_us(Callback<void()>(obj, method), t);
<> 149:156823d33999 123 }
<> 149:156823d33999 124
<> 149:156823d33999 125 virtual ~Ticker() {
<> 149:156823d33999 126 detach();
<> 149:156823d33999 127 }
<> 149:156823d33999 128
<> 149:156823d33999 129 /** Detach the function
<> 149:156823d33999 130 */
<> 149:156823d33999 131 void detach();
<> 149:156823d33999 132
<> 149:156823d33999 133 protected:
<> 149:156823d33999 134 void setup(timestamp_t t);
<> 149:156823d33999 135 virtual void handler();
<> 149:156823d33999 136
<> 149:156823d33999 137 protected:
<> 149:156823d33999 138 timestamp_t _delay; /**< Time delay (in microseconds) for re-setting the multi-shot callback. */
<> 149:156823d33999 139 Callback<void()> _function; /**< Callback. */
<> 149:156823d33999 140 };
<> 149:156823d33999 141
<> 149:156823d33999 142 } // namespace mbed
<> 149:156823d33999 143
<> 149:156823d33999 144 #endif
<> 149:156823d33999 145
<> 149:156823d33999 146 /** @}*/