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Dependencies: PWM_Tone_Library DHT
mbed/Timeout.h@3:78f223d34f36, 2019-03-05 (annotated)
- Committer:
- ethaderu
- Date:
- Tue Mar 05 02:34:44 2019 +0000
- Revision:
- 3:78f223d34f36
Publish 1
Who changed what in which revision?
| User | Revision | Line number | New contents of line |
|---|---|---|---|
| ethaderu | 3:78f223d34f36 | 1 | /* mbed Microcontroller Library |
| ethaderu | 3:78f223d34f36 | 2 | * Copyright (c) 2006-2013 ARM Limited |
| ethaderu | 3:78f223d34f36 | 3 | * |
| ethaderu | 3:78f223d34f36 | 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| ethaderu | 3:78f223d34f36 | 5 | * you may not use this file except in compliance with the License. |
| ethaderu | 3:78f223d34f36 | 6 | * You may obtain a copy of the License at |
| ethaderu | 3:78f223d34f36 | 7 | * |
| ethaderu | 3:78f223d34f36 | 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| ethaderu | 3:78f223d34f36 | 9 | * |
| ethaderu | 3:78f223d34f36 | 10 | * Unless required by applicable law or agreed to in writing, software |
| ethaderu | 3:78f223d34f36 | 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| ethaderu | 3:78f223d34f36 | 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| ethaderu | 3:78f223d34f36 | 13 | * See the License for the specific language governing permissions and |
| ethaderu | 3:78f223d34f36 | 14 | * limitations under the License. |
| ethaderu | 3:78f223d34f36 | 15 | */ |
| ethaderu | 3:78f223d34f36 | 16 | #ifndef MBED_TIMEOUT_H |
| ethaderu | 3:78f223d34f36 | 17 | #define MBED_TIMEOUT_H |
| ethaderu | 3:78f223d34f36 | 18 | |
| ethaderu | 3:78f223d34f36 | 19 | #include "Ticker.h" |
| ethaderu | 3:78f223d34f36 | 20 | |
| ethaderu | 3:78f223d34f36 | 21 | namespace mbed { |
| ethaderu | 3:78f223d34f36 | 22 | |
| ethaderu | 3:78f223d34f36 | 23 | /** A Timeout is used to call a function at a point in the future |
| ethaderu | 3:78f223d34f36 | 24 | * |
| ethaderu | 3:78f223d34f36 | 25 | * You can use as many seperate Timeout objects as you require. |
| ethaderu | 3:78f223d34f36 | 26 | * |
| ethaderu | 3:78f223d34f36 | 27 | * Example: |
| ethaderu | 3:78f223d34f36 | 28 | * @code |
| ethaderu | 3:78f223d34f36 | 29 | * // Blink until timeout. |
| ethaderu | 3:78f223d34f36 | 30 | * |
| ethaderu | 3:78f223d34f36 | 31 | * #include "mbed.h" |
| ethaderu | 3:78f223d34f36 | 32 | * |
| ethaderu | 3:78f223d34f36 | 33 | * Timeout timeout; |
| ethaderu | 3:78f223d34f36 | 34 | * DigitalOut led(LED1); |
| ethaderu | 3:78f223d34f36 | 35 | * |
| ethaderu | 3:78f223d34f36 | 36 | * int on = 1; |
| ethaderu | 3:78f223d34f36 | 37 | * |
| ethaderu | 3:78f223d34f36 | 38 | * void attimeout() { |
| ethaderu | 3:78f223d34f36 | 39 | * on = 0; |
| ethaderu | 3:78f223d34f36 | 40 | * } |
| ethaderu | 3:78f223d34f36 | 41 | * |
| ethaderu | 3:78f223d34f36 | 42 | * int main() { |
| ethaderu | 3:78f223d34f36 | 43 | * timeout.attach(&attimeout, 5); |
| ethaderu | 3:78f223d34f36 | 44 | * while(on) { |
| ethaderu | 3:78f223d34f36 | 45 | * led = !led; |
| ethaderu | 3:78f223d34f36 | 46 | * wait(0.2); |
| ethaderu | 3:78f223d34f36 | 47 | * } |
| ethaderu | 3:78f223d34f36 | 48 | * } |
| ethaderu | 3:78f223d34f36 | 49 | * @endcode |
| ethaderu | 3:78f223d34f36 | 50 | */ |
| ethaderu | 3:78f223d34f36 | 51 | class Timeout : public Ticker { |
| ethaderu | 3:78f223d34f36 | 52 | |
| ethaderu | 3:78f223d34f36 | 53 | protected: |
| ethaderu | 3:78f223d34f36 | 54 | virtual void handler(); |
| ethaderu | 3:78f223d34f36 | 55 | }; |
| ethaderu | 3:78f223d34f36 | 56 | |
| ethaderu | 3:78f223d34f36 | 57 | } // namespace mbed |
| ethaderu | 3:78f223d34f36 | 58 | |
| ethaderu | 3:78f223d34f36 | 59 | #endif |