Initial commit
Diff: mbed-dev-master/platform/mbed_wait_api_no_rtos.c
- Revision:
- 0:bb348c97df44
diff -r 000000000000 -r bb348c97df44 mbed-dev-master/platform/mbed_wait_api_no_rtos.c --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mbed-dev-master/platform/mbed_wait_api_no_rtos.c Wed Sep 16 01:11:49 2020 +0000 @@ -0,0 +1,42 @@ +/* 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. + */ + +// This implementation of the wait functions will be compiled only +// if the RTOS is not present. +#ifndef MBED_CONF_RTOS_PRESENT + +#include "platform/mbed_wait_api.h" +#include "hal/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) +{ + const ticker_data_t *const ticker = get_us_ticker_data(); + uint32_t start = ticker_read(ticker); + while ((ticker_read(ticker) - start) < (uint32_t)us); +} + +#endif // #ifndef MBED_CONF_RTOS_PRESENT +