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mbed SDK library sources

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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.

Last commit 20 Feb 2019 by mbed official

common/wait_api.c

Committer:
mbed_official
Date:
2014-02-11
Revision:
89:9655231f5786
Parent:
19:398f4c622e1b

File content as of revision 89:9655231f5786:

/* 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.
 */
#include "wait_api.h"
#include "us_ticker_api.h"

void wait(float s) {
    wait_us(s * 1000000.0f);
}

void wait_ms(int ms) {
    wait_us(ms * 1000);
}

void wait_us(int us) {
    uint32_t start = us_ticker_read();
    while ((us_ticker_read() - start) < (uint32_t)us);
}