mbed library sources, mbed-dev only for TYBLE16
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platform/mbed_wait_api_no_rtos.c@182:976b131d2800, 2018-02-25 (annotated)
- Committer:
- kenjiArai
- Date:
- Sun Feb 25 02:00:51 2018 +0000
- Revision:
- 182:976b131d2800
- Parent:
- 175:af195413fb11
Only for TYBLE16
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
<> | 149:156823d33999 | 1 | /* mbed Microcontroller Library |
<> | 149:156823d33999 | 2 | * Copyright (c) 2006-2013 ARM Limited |
<> | 149:156823d33999 | 3 | * |
<> | 149:156823d33999 | 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
<> | 149:156823d33999 | 5 | * you may not use this file except in compliance with the License. |
<> | 149:156823d33999 | 6 | * You may obtain a copy of the License at |
<> | 149:156823d33999 | 7 | * |
<> | 149:156823d33999 | 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
<> | 149:156823d33999 | 9 | * |
<> | 149:156823d33999 | 10 | * Unless required by applicable law or agreed to in writing, software |
<> | 149:156823d33999 | 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
<> | 149:156823d33999 | 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
<> | 149:156823d33999 | 13 | * See the License for the specific language governing permissions and |
<> | 149:156823d33999 | 14 | * limitations under the License. |
<> | 149:156823d33999 | 15 | */ |
<> | 149:156823d33999 | 16 | |
<> | 149:156823d33999 | 17 | // This implementation of the wait functions will be compiled only |
<> | 149:156823d33999 | 18 | // if the RTOS is not present. |
<> | 149:156823d33999 | 19 | #ifndef MBED_CONF_RTOS_PRESENT |
<> | 149:156823d33999 | 20 | |
<> | 160:d5399cc887bb | 21 | #include "platform/mbed_wait_api.h" |
<> | 149:156823d33999 | 22 | #include "hal/us_ticker_api.h" |
<> | 149:156823d33999 | 23 | |
<> | 149:156823d33999 | 24 | void wait(float s) { |
<> | 149:156823d33999 | 25 | wait_us(s * 1000000.0f); |
<> | 149:156823d33999 | 26 | } |
<> | 149:156823d33999 | 27 | |
<> | 149:156823d33999 | 28 | void wait_ms(int ms) { |
<> | 149:156823d33999 | 29 | wait_us(ms * 1000); |
<> | 149:156823d33999 | 30 | } |
<> | 149:156823d33999 | 31 | |
<> | 149:156823d33999 | 32 | void wait_us(int us) { |
AnnaBridge | 175:af195413fb11 | 33 | const ticker_data_t *const ticker = get_us_ticker_data(); |
AnnaBridge | 175:af195413fb11 | 34 | uint32_t start = ticker_read(ticker); |
AnnaBridge | 175:af195413fb11 | 35 | while ((ticker_read(ticker) - start) < (uint32_t)us); |
<> | 149:156823d33999 | 36 | } |
<> | 149:156823d33999 | 37 | |
<> | 149:156823d33999 | 38 | #endif // #ifndef MBED_CONF_RTOS_PRESENT |
<> | 149:156823d33999 | 39 |