DHT11
wait_api.h@0:c52df770855b, 2015-08-13 (annotated)
- Committer:
- jhon309
- Date:
- Thu Aug 13 00:21:57 2015 +0000
- Revision:
- 0:c52df770855b
DHT11
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
jhon309 | 0:c52df770855b | 1 | /* mbed Microcontroller Library |
jhon309 | 0:c52df770855b | 2 | * Copyright (c) 2006-2013 ARM Limited |
jhon309 | 0:c52df770855b | 3 | * |
jhon309 | 0:c52df770855b | 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
jhon309 | 0:c52df770855b | 5 | * you may not use this file except in compliance with the License. |
jhon309 | 0:c52df770855b | 6 | * You may obtain a copy of the License at |
jhon309 | 0:c52df770855b | 7 | * |
jhon309 | 0:c52df770855b | 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
jhon309 | 0:c52df770855b | 9 | * |
jhon309 | 0:c52df770855b | 10 | * Unless required by applicable law or agreed to in writing, software |
jhon309 | 0:c52df770855b | 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
jhon309 | 0:c52df770855b | 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
jhon309 | 0:c52df770855b | 13 | * See the License for the specific language governing permissions and |
jhon309 | 0:c52df770855b | 14 | * limitations under the License. |
jhon309 | 0:c52df770855b | 15 | */ |
jhon309 | 0:c52df770855b | 16 | #ifndef MBED_WAIT_API_H |
jhon309 | 0:c52df770855b | 17 | #define MBED_WAIT_API_H |
jhon309 | 0:c52df770855b | 18 | |
jhon309 | 0:c52df770855b | 19 | #ifdef __cplusplus |
jhon309 | 0:c52df770855b | 20 | extern "C" { |
jhon309 | 0:c52df770855b | 21 | #endif |
jhon309 | 0:c52df770855b | 22 | |
jhon309 | 0:c52df770855b | 23 | /** Generic wait functions. |
jhon309 | 0:c52df770855b | 24 | * |
jhon309 | 0:c52df770855b | 25 | * These provide simple NOP type wait capabilities. |
jhon309 | 0:c52df770855b | 26 | * |
jhon309 | 0:c52df770855b | 27 | * Example: |
jhon309 | 0:c52df770855b | 28 | * @code |
jhon309 | 0:c52df770855b | 29 | * #include "mbed.h" |
jhon309 | 0:c52df770855b | 30 | * |
jhon309 | 0:c52df770855b | 31 | * DigitalOut heartbeat(LED1); |
jhon309 | 0:c52df770855b | 32 | * |
jhon309 | 0:c52df770855b | 33 | * int main() { |
jhon309 | 0:c52df770855b | 34 | * while (1) { |
jhon309 | 0:c52df770855b | 35 | * heartbeat = 1; |
jhon309 | 0:c52df770855b | 36 | * wait(0.5); |
jhon309 | 0:c52df770855b | 37 | * heartbeat = 0; |
jhon309 | 0:c52df770855b | 38 | * wait(0.5); |
jhon309 | 0:c52df770855b | 39 | * } |
jhon309 | 0:c52df770855b | 40 | * } |
jhon309 | 0:c52df770855b | 41 | */ |
jhon309 | 0:c52df770855b | 42 | |
jhon309 | 0:c52df770855b | 43 | /** Waits for a number of seconds, with microsecond resolution (within |
jhon309 | 0:c52df770855b | 44 | * the accuracy of single precision floating point). |
jhon309 | 0:c52df770855b | 45 | * |
jhon309 | 0:c52df770855b | 46 | * @param s number of seconds to wait |
jhon309 | 0:c52df770855b | 47 | */ |
jhon309 | 0:c52df770855b | 48 | void wait(float s); |
jhon309 | 0:c52df770855b | 49 | |
jhon309 | 0:c52df770855b | 50 | /** Waits a number of milliseconds. |
jhon309 | 0:c52df770855b | 51 | * |
jhon309 | 0:c52df770855b | 52 | * @param ms the whole number of milliseconds to wait |
jhon309 | 0:c52df770855b | 53 | */ |
jhon309 | 0:c52df770855b | 54 | void wait_ms(int ms); |
jhon309 | 0:c52df770855b | 55 | |
jhon309 | 0:c52df770855b | 56 | /** Waits a number of microseconds. |
jhon309 | 0:c52df770855b | 57 | * |
jhon309 | 0:c52df770855b | 58 | * @param us the whole number of microseconds to wait |
jhon309 | 0:c52df770855b | 59 | */ |
jhon309 | 0:c52df770855b | 60 | void wait_us(int us); |
jhon309 | 0:c52df770855b | 61 | |
jhon309 | 0:c52df770855b | 62 | #ifdef __cplusplus |
jhon309 | 0:c52df770855b | 63 | } |
jhon309 | 0:c52df770855b | 64 | #endif |
jhon309 | 0:c52df770855b | 65 | |
jhon309 | 0:c52df770855b | 66 | #endif |