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PokittoLib

Library for programming Pokitto hardware

How to Use

  1. Import this library to online compiler (see button "import" on the right hand side
  2. DO NOT import mbed-src anymore, a better version is now included inside PokittoLib
  3. Change My_settings.h according to your project
  4. Start coding!

mbed-pokitto/api/Timer.h@71:531419862202, 2019-12-25 (annotated)

Committer:
Pokitto
Date:
Wed Dec 25 23:59:52 2019 +0000
Revision:
71:531419862202
Parent:
5:ea7377f3d1af 
Changed Mode2 C++ refresh code (graphical errors)

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Pokitto 5:ea7377f3d1af 1 /* mbed Microcontroller Library
Pokitto 5:ea7377f3d1af 2 * Copyright (c) 2006-2013 ARM Limited
Pokitto 5:ea7377f3d1af 3 *
Pokitto 5:ea7377f3d1af 4 * Licensed under the Apache License, Version 2.0 (the "License");
Pokitto 5:ea7377f3d1af 5 * you may not use this file except in compliance with the License.
Pokitto 5:ea7377f3d1af 6 * You may obtain a copy of the License at
Pokitto 5:ea7377f3d1af 7 *
Pokitto 5:ea7377f3d1af 8 * http://www.apache.org/licenses/LICENSE-2.0
Pokitto 5:ea7377f3d1af 9 *
Pokitto 5:ea7377f3d1af 10 * Unless required by applicable law or agreed to in writing, software
Pokitto 5:ea7377f3d1af 11 * distributed under the License is distributed on an "AS IS" BASIS,
Pokitto 5:ea7377f3d1af 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
Pokitto 5:ea7377f3d1af 13 * See the License for the specific language governing permissions and
Pokitto 5:ea7377f3d1af 14 * limitations under the License.
Pokitto 5:ea7377f3d1af 15 */
Pokitto 5:ea7377f3d1af 16 #ifndef MBED_TIMER_H
Pokitto 5:ea7377f3d1af 17 #define MBED_TIMER_H
Pokitto 5:ea7377f3d1af 18
Pokitto 5:ea7377f3d1af 19 #include "platform.h"
Pokitto 5:ea7377f3d1af 20 #include "ticker_api.h"
Pokitto 5:ea7377f3d1af 21
Pokitto 5:ea7377f3d1af 22 namespace mbed {
Pokitto 5:ea7377f3d1af 23
Pokitto 5:ea7377f3d1af 24 /** A general purpose timer
Pokitto 5:ea7377f3d1af 25 *
Pokitto 5:ea7377f3d1af 26 * Example:
Pokitto 5:ea7377f3d1af 27 * @code
Pokitto 5:ea7377f3d1af 28 * // Count the time to toggle a LED
Pokitto 5:ea7377f3d1af 29 *
Pokitto 5:ea7377f3d1af 30 * #include "mbed.h"
Pokitto 5:ea7377f3d1af 31 *
Pokitto 5:ea7377f3d1af 32 * Timer timer;
Pokitto 5:ea7377f3d1af 33 * DigitalOut led(LED1);
Pokitto 5:ea7377f3d1af 34 * int begin, end;
Pokitto 5:ea7377f3d1af 35 *
Pokitto 5:ea7377f3d1af 36 * int main() {
Pokitto 5:ea7377f3d1af 37 * timer.start();
Pokitto 5:ea7377f3d1af 38 * begin = timer.read_us();
Pokitto 5:ea7377f3d1af 39 * led = !led;
Pokitto 5:ea7377f3d1af 40 * end = timer.read_us();
Pokitto 5:ea7377f3d1af 41 * printf("Toggle the led takes %d us", end - begin);
Pokitto 5:ea7377f3d1af 42 * }
Pokitto 5:ea7377f3d1af 43 * @endcode
Pokitto 5:ea7377f3d1af 44 */
Pokitto 5:ea7377f3d1af 45 class Timer {
Pokitto 5:ea7377f3d1af 46
Pokitto 5:ea7377f3d1af 47 public:
Pokitto 5:ea7377f3d1af 48 Timer();
Pokitto 5:ea7377f3d1af 49 Timer(const ticker_data_t *data);
Pokitto 5:ea7377f3d1af 50
Pokitto 5:ea7377f3d1af 51 /** Start the timer
Pokitto 5:ea7377f3d1af 52 */
Pokitto 5:ea7377f3d1af 53 void start();
Pokitto 5:ea7377f3d1af 54
Pokitto 5:ea7377f3d1af 55 /** Stop the timer
Pokitto 5:ea7377f3d1af 56 */
Pokitto 5:ea7377f3d1af 57 void stop();
Pokitto 5:ea7377f3d1af 58
Pokitto 5:ea7377f3d1af 59 /** Reset the timer to 0.
Pokitto 5:ea7377f3d1af 60 *
Pokitto 5:ea7377f3d1af 61 * If it was already counting, it will continue
Pokitto 5:ea7377f3d1af 62 */
Pokitto 5:ea7377f3d1af 63 void reset();
Pokitto 5:ea7377f3d1af 64
Pokitto 5:ea7377f3d1af 65 /** Get the time passed in seconds
Pokitto 5:ea7377f3d1af 66 */
Pokitto 5:ea7377f3d1af 67 float read();
Pokitto 5:ea7377f3d1af 68
Pokitto 5:ea7377f3d1af 69 /** Get the time passed in mili-seconds
Pokitto 5:ea7377f3d1af 70 */
Pokitto 5:ea7377f3d1af 71 int read_ms();
Pokitto 5:ea7377f3d1af 72
Pokitto 5:ea7377f3d1af 73 /** Get the time passed in micro-seconds
Pokitto 5:ea7377f3d1af 74 */
Pokitto 5:ea7377f3d1af 75 int read_us();
Pokitto 5:ea7377f3d1af 76
Pokitto 5:ea7377f3d1af 77 #ifdef MBED_OPERATORS
Pokitto 5:ea7377f3d1af 78 operator float();
Pokitto 5:ea7377f3d1af 79 #endif
Pokitto 5:ea7377f3d1af 80
Pokitto 5:ea7377f3d1af 81 protected:
Pokitto 5:ea7377f3d1af 82 int slicetime();
Pokitto 5:ea7377f3d1af 83 int _running; // whether the timer is running
Pokitto 5:ea7377f3d1af 84 unsigned int _start; // the start time of the latest slice
Pokitto 5:ea7377f3d1af 85 int _time; // any accumulated time from previous slices
Pokitto 5:ea7377f3d1af 86 const ticker_data_t *_ticker_data;
Pokitto 5:ea7377f3d1af 87 };
Pokitto 5:ea7377f3d1af 88
Pokitto 5:ea7377f3d1af 89 } // namespace mbed
Pokitto 5:ea7377f3d1af 90
Pokitto 5:ea7377f3d1af 91 #endif