mbed library sources

Fork of mbed-src by mbed official

capi/wait_api.h

Committer:
mbed_official
Date:
2012-11-20
Revision:
0:fd0d7bdfcdc2
Child:
2:143cac498751

File content as of revision 0:fd0d7bdfcdc2:

/* mbed Microcontroller Library
 * Copyright (c) 2006-2012 ARM Limited
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */
#ifndef MBED_WAIT_API_H
#define MBED_WAIT_API_H

#ifdef __cplusplus
extern "C" {
#endif

/** Generic wait functions.
 *
 * These provide simple NOP type wait capabilities.
 *
 * Example:
 * @code
 * #include "mbed.h"
 *
 * DigitalOut heartbeat(LED1);
 *
 * int main() {
 *     while (1) {
 *         heartbeat = 1;
 *         wait(0.5);
 *         heartbeat = 0;
 *         wait(0.5);
 *     }
 * }
 */

/** Waits for a number of seconds, with microsecond resolution (within
 *  the accuracy of single precision floating point).
 *
 *  @param s number of seconds to wait
 */
void wait(float s);

/** Waits a number of milliseconds.
 *
 *  @param ms the whole number of milliseconds to wait
 */
void wait_ms(int ms);

/** Waits a number of microseconds.
 *
 *  @param us the whole number of microseconds to wait
 */
void wait_us(int us);

#ifdef __cplusplus
}
#endif

#endif