[11U68]fix P0_11 to use GPIO
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wait_api.c
00001 /* mbed Microcontroller Library 00002 * Copyright (c) 2006-2013 ARM Limited 00003 * 00004 * Licensed under the Apache License, Version 2.0 (the "License"); 00005 * you may not use this file except in compliance with the License. 00006 * You may obtain a copy of the License at 00007 * 00008 * http://www.apache.org/licenses/LICENSE-2.0 00009 * 00010 * Unless required by applicable law or agreed to in writing, software 00011 * distributed under the License is distributed on an "AS IS" BASIS, 00012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 00013 * See the License for the specific language governing permissions and 00014 * limitations under the License. 00015 */ 00016 #include "wait_api.h" 00017 #include "us_ticker_api.h" 00018 00019 void wait(float s) { 00020 wait_us(s * 1000000.0f); 00021 } 00022 00023 void wait_ms(int ms) { 00024 wait_us(ms * 1000); 00025 } 00026 00027 void wait_us(int us) { 00028 uint32_t start = us_ticker_read(); 00029 while ((us_ticker_read() - start) < (uint32_t)us); 00030 }
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