Mohamed Moawya / SnakeGame

test test test

Dependencies:   mbed

snake-test/mbed/drivers/Timer.h@0:e4c5e6ec922e, 2020-05-25 (annotated)

Committer:
mohamedmoawya
Date:
Mon May 25 19:06:11 2020 +0000
Revision:
0:e4c5e6ec922e
snake game tteest

Who changed what in which revision?

UserRevisionLine numberNew contents of line
mohamedmoawya 0:e4c5e6ec922e 1 /* mbed Microcontroller Library
mohamedmoawya 0:e4c5e6ec922e 2 * Copyright (c) 2006-2013 ARM Limited
mohamedmoawya 0:e4c5e6ec922e 3 *
mohamedmoawya 0:e4c5e6ec922e 4 * Licensed under the Apache License, Version 2.0 (the "License");
mohamedmoawya 0:e4c5e6ec922e 5 * you may not use this file except in compliance with the License.
mohamedmoawya 0:e4c5e6ec922e 6 * You may obtain a copy of the License at
mohamedmoawya 0:e4c5e6ec922e 7 *
mohamedmoawya 0:e4c5e6ec922e 8 * http://www.apache.org/licenses/LICENSE-2.0
mohamedmoawya 0:e4c5e6ec922e 9 *
mohamedmoawya 0:e4c5e6ec922e 10 * Unless required by applicable law or agreed to in writing, software
mohamedmoawya 0:e4c5e6ec922e 11 * distributed under the License is distributed on an "AS IS" BASIS,
mohamedmoawya 0:e4c5e6ec922e 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
mohamedmoawya 0:e4c5e6ec922e 13 * See the License for the specific language governing permissions and
mohamedmoawya 0:e4c5e6ec922e 14 * limitations under the License.
mohamedmoawya 0:e4c5e6ec922e 15 */
mohamedmoawya 0:e4c5e6ec922e 16 #ifndef MBED_TIMER_H
mohamedmoawya 0:e4c5e6ec922e 17 #define MBED_TIMER_H
mohamedmoawya 0:e4c5e6ec922e 18
mohamedmoawya 0:e4c5e6ec922e 19 #include "platform/platform.h"
mohamedmoawya 0:e4c5e6ec922e 20 #include "hal/ticker_api.h"
mohamedmoawya 0:e4c5e6ec922e 21 #include "platform/NonCopyable.h"
mohamedmoawya 0:e4c5e6ec922e 22 #include "platform/mbed_power_mgmt.h"
mohamedmoawya 0:e4c5e6ec922e 23
mohamedmoawya 0:e4c5e6ec922e 24 namespace mbed {
mohamedmoawya 0:e4c5e6ec922e 25 /** \addtogroup drivers */
mohamedmoawya 0:e4c5e6ec922e 26
mohamedmoawya 0:e4c5e6ec922e 27 /** A general purpose timer
mohamedmoawya 0:e4c5e6ec922e 28 *
mohamedmoawya 0:e4c5e6ec922e 29 * @note Synchronization level: Interrupt safe
mohamedmoawya 0:e4c5e6ec922e 30 *
mohamedmoawya 0:e4c5e6ec922e 31 * Example:
mohamedmoawya 0:e4c5e6ec922e 32 * @code
mohamedmoawya 0:e4c5e6ec922e 33 * // Count the time to toggle an LED
mohamedmoawya 0:e4c5e6ec922e 34 *
mohamedmoawya 0:e4c5e6ec922e 35 * #include "mbed.h"
mohamedmoawya 0:e4c5e6ec922e 36 *
mohamedmoawya 0:e4c5e6ec922e 37 * Timer timer;
mohamedmoawya 0:e4c5e6ec922e 38 * DigitalOut led(LED1);
mohamedmoawya 0:e4c5e6ec922e 39 * int begin, end;
mohamedmoawya 0:e4c5e6ec922e 40 *
mohamedmoawya 0:e4c5e6ec922e 41 * int main() {
mohamedmoawya 0:e4c5e6ec922e 42 * timer.start();
mohamedmoawya 0:e4c5e6ec922e 43 * begin = timer.read_us();
mohamedmoawya 0:e4c5e6ec922e 44 * led = !led;
mohamedmoawya 0:e4c5e6ec922e 45 * end = timer.read_us();
mohamedmoawya 0:e4c5e6ec922e 46 * printf("Toggle the led takes %d us", end - begin);
mohamedmoawya 0:e4c5e6ec922e 47 * }
mohamedmoawya 0:e4c5e6ec922e 48 * @endcode
mohamedmoawya 0:e4c5e6ec922e 49 * @ingroup drivers
mohamedmoawya 0:e4c5e6ec922e 50 */
mohamedmoawya 0:e4c5e6ec922e 51 class Timer : private NonCopyable<Timer> {
mohamedmoawya 0:e4c5e6ec922e 52
mohamedmoawya 0:e4c5e6ec922e 53 public:
mohamedmoawya 0:e4c5e6ec922e 54 Timer();
mohamedmoawya 0:e4c5e6ec922e 55 Timer(const ticker_data_t *data);
mohamedmoawya 0:e4c5e6ec922e 56 ~Timer();
mohamedmoawya 0:e4c5e6ec922e 57
mohamedmoawya 0:e4c5e6ec922e 58 /** Start the timer
mohamedmoawya 0:e4c5e6ec922e 59 */
mohamedmoawya 0:e4c5e6ec922e 60 void start();
mohamedmoawya 0:e4c5e6ec922e 61
mohamedmoawya 0:e4c5e6ec922e 62 /** Stop the timer
mohamedmoawya 0:e4c5e6ec922e 63 */
mohamedmoawya 0:e4c5e6ec922e 64 void stop();
mohamedmoawya 0:e4c5e6ec922e 65
mohamedmoawya 0:e4c5e6ec922e 66 /** Reset the timer to 0.
mohamedmoawya 0:e4c5e6ec922e 67 *
mohamedmoawya 0:e4c5e6ec922e 68 * If it was already running, it will continue
mohamedmoawya 0:e4c5e6ec922e 69 */
mohamedmoawya 0:e4c5e6ec922e 70 void reset();
mohamedmoawya 0:e4c5e6ec922e 71
mohamedmoawya 0:e4c5e6ec922e 72 /** Get the time passed in seconds
mohamedmoawya 0:e4c5e6ec922e 73 *
mohamedmoawya 0:e4c5e6ec922e 74 * @returns Time passed in seconds
mohamedmoawya 0:e4c5e6ec922e 75 */
mohamedmoawya 0:e4c5e6ec922e 76 float read();
mohamedmoawya 0:e4c5e6ec922e 77
mohamedmoawya 0:e4c5e6ec922e 78 /** Get the time passed in milliseconds
mohamedmoawya 0:e4c5e6ec922e 79 *
mohamedmoawya 0:e4c5e6ec922e 80 * @returns Time passed in milliseconds
mohamedmoawya 0:e4c5e6ec922e 81 */
mohamedmoawya 0:e4c5e6ec922e 82 int read_ms();
mohamedmoawya 0:e4c5e6ec922e 83
mohamedmoawya 0:e4c5e6ec922e 84 /** Get the time passed in microseconds
mohamedmoawya 0:e4c5e6ec922e 85 *
mohamedmoawya 0:e4c5e6ec922e 86 * @returns Time passed in microseconds
mohamedmoawya 0:e4c5e6ec922e 87 */
mohamedmoawya 0:e4c5e6ec922e 88 int read_us();
mohamedmoawya 0:e4c5e6ec922e 89
mohamedmoawya 0:e4c5e6ec922e 90 /** An operator shorthand for read()
mohamedmoawya 0:e4c5e6ec922e 91 */
mohamedmoawya 0:e4c5e6ec922e 92 operator float();
mohamedmoawya 0:e4c5e6ec922e 93
mohamedmoawya 0:e4c5e6ec922e 94 /** Get in a high resolution type the time passed in microseconds.
mohamedmoawya 0:e4c5e6ec922e 95 * Returns a 64 bit integer.
mohamedmoawya 0:e4c5e6ec922e 96 */
mohamedmoawya 0:e4c5e6ec922e 97 us_timestamp_t read_high_resolution_us();
mohamedmoawya 0:e4c5e6ec922e 98
mohamedmoawya 0:e4c5e6ec922e 99 #if !defined(DOXYGEN_ONLY)
mohamedmoawya 0:e4c5e6ec922e 100 protected:
mohamedmoawya 0:e4c5e6ec922e 101 us_timestamp_t slicetime();
mohamedmoawya 0:e4c5e6ec922e 102 int _running; // whether the timer is running
mohamedmoawya 0:e4c5e6ec922e 103 us_timestamp_t _start; // the start time of the latest slice
mohamedmoawya 0:e4c5e6ec922e 104 us_timestamp_t _time; // any accumulated time from previous slices
mohamedmoawya 0:e4c5e6ec922e 105 const ticker_data_t *_ticker_data;
mohamedmoawya 0:e4c5e6ec922e 106 bool _lock_deepsleep; // flag that indicates if deep sleep should be disabled
mohamedmoawya 0:e4c5e6ec922e 107 };
mohamedmoawya 0:e4c5e6ec922e 108 #endif
mohamedmoawya 0:e4c5e6ec922e 109
mohamedmoawya 0:e4c5e6ec922e 110 } // namespace mbed
mohamedmoawya 0:e4c5e6ec922e 111
mohamedmoawya 0:e4c5e6ec922e 112 #endif