mbed library sources
Dependents: Encrypted my_mbed lklk CyaSSL_DTLS_Cellular ... more
Superseded
This library was superseded by mbed-dev - https://os.mbed.com/users/mbed_official/code/mbed-dev/.
Development branch of the mbed library sources. This library is kept in synch with the latest changes from the mbed SDK and it is not guaranteed to work.
If you are looking for a stable and tested release, please import one of the official mbed library releases:
Import librarymbed
The official Mbed 2 C/C++ SDK provides the software platform and libraries to build your applications.
api/Timer.h
- Committer:
- mbed_official
- Date:
- 2015-07-31
- Revision:
- 601:248b0d2dd755
- Parent:
- 547:88c982c8f758
File content as of revision 601:248b0d2dd755:
/* mbed Microcontroller Library * Copyright (c) 2006-2013 ARM Limited * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ #ifndef MBED_TIMER_H #define MBED_TIMER_H #include "platform.h" #include "ticker_api.h" namespace mbed { /** A general purpose timer * * Example: * @code * // Count the time to toggle a LED * * #include "mbed.h" * * Timer timer; * DigitalOut led(LED1); * int begin, end; * * int main() { * timer.start(); * begin = timer.read_us(); * led = !led; * end = timer.read_us(); * printf("Toggle the led takes %d us", end - begin); * } * @endcode */ class Timer { public: Timer(); Timer(const ticker_data_t *data); /** Start the timer */ void start(); /** Stop the timer */ void stop(); /** Reset the timer to 0. * * If it was already counting, it will continue */ void reset(); /** Get the time passed in seconds */ float read(); /** Get the time passed in mili-seconds */ int read_ms(); /** Get the time passed in micro-seconds */ int read_us(); #ifdef MBED_OPERATORS operator float(); #endif protected: int slicetime(); int _running; // whether the timer is running unsigned int _start; // the start time of the latest slice int _time; // any accumulated time from previous slices const ticker_data_t *_ticker_data; }; } // namespace mbed #endif