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mbed-dev/drivers/Ticker.cpp@10:41552d038a69, 2017-01-10 (annotated)
- Committer:
- Zaitsev
- Date:
- Tue Jan 10 20:42:26 2017 +0000
- Revision:
- 10:41552d038a69
USB Serial bi-directional bridge
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
Zaitsev | 10:41552d038a69 | 1 | /* mbed Microcontroller Library |
Zaitsev | 10:41552d038a69 | 2 | * Copyright (c) 2006-2013 ARM Limited |
Zaitsev | 10:41552d038a69 | 3 | * |
Zaitsev | 10:41552d038a69 | 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
Zaitsev | 10:41552d038a69 | 5 | * you may not use this file except in compliance with the License. |
Zaitsev | 10:41552d038a69 | 6 | * You may obtain a copy of the License at |
Zaitsev | 10:41552d038a69 | 7 | * |
Zaitsev | 10:41552d038a69 | 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
Zaitsev | 10:41552d038a69 | 9 | * |
Zaitsev | 10:41552d038a69 | 10 | * Unless required by applicable law or agreed to in writing, software |
Zaitsev | 10:41552d038a69 | 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
Zaitsev | 10:41552d038a69 | 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
Zaitsev | 10:41552d038a69 | 13 | * See the License for the specific language governing permissions and |
Zaitsev | 10:41552d038a69 | 14 | * limitations under the License. |
Zaitsev | 10:41552d038a69 | 15 | */ |
Zaitsev | 10:41552d038a69 | 16 | #include "drivers/Ticker.h" |
Zaitsev | 10:41552d038a69 | 17 | |
Zaitsev | 10:41552d038a69 | 18 | #include "drivers/TimerEvent.h" |
Zaitsev | 10:41552d038a69 | 19 | #include "platform/FunctionPointer.h" |
Zaitsev | 10:41552d038a69 | 20 | #include "hal/ticker_api.h" |
Zaitsev | 10:41552d038a69 | 21 | #include "platform/critical.h" |
Zaitsev | 10:41552d038a69 | 22 | |
Zaitsev | 10:41552d038a69 | 23 | namespace mbed { |
Zaitsev | 10:41552d038a69 | 24 | |
Zaitsev | 10:41552d038a69 | 25 | void Ticker::detach() { |
Zaitsev | 10:41552d038a69 | 26 | core_util_critical_section_enter(); |
Zaitsev | 10:41552d038a69 | 27 | remove(); |
Zaitsev | 10:41552d038a69 | 28 | _function.attach(0); |
Zaitsev | 10:41552d038a69 | 29 | core_util_critical_section_exit(); |
Zaitsev | 10:41552d038a69 | 30 | } |
Zaitsev | 10:41552d038a69 | 31 | |
Zaitsev | 10:41552d038a69 | 32 | void Ticker::setup(timestamp_t t) { |
Zaitsev | 10:41552d038a69 | 33 | core_util_critical_section_enter(); |
Zaitsev | 10:41552d038a69 | 34 | remove(); |
Zaitsev | 10:41552d038a69 | 35 | _delay = t; |
Zaitsev | 10:41552d038a69 | 36 | insert(_delay + ticker_read(_ticker_data)); |
Zaitsev | 10:41552d038a69 | 37 | core_util_critical_section_exit(); |
Zaitsev | 10:41552d038a69 | 38 | } |
Zaitsev | 10:41552d038a69 | 39 | |
Zaitsev | 10:41552d038a69 | 40 | void Ticker::handler() { |
Zaitsev | 10:41552d038a69 | 41 | insert(event.timestamp + _delay); |
Zaitsev | 10:41552d038a69 | 42 | _function.call(); |
Zaitsev | 10:41552d038a69 | 43 | } |
Zaitsev | 10:41552d038a69 | 44 | |
Zaitsev | 10:41552d038a69 | 45 | } // namespace mbed |