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Superseded
This library was superseded by mbed-dev - https://os.mbed.com/users/mbed_official/code/mbed-dev/.
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If you are looking for a stable and tested release, please import one of the official mbed library releases:
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common/Timer.cpp@600:7d17ca308cd1, 2015-07-31 (annotated)
- Committer:
- mbed_official
- Date:
- Fri Jul 31 14:15:09 2015 +0100
- Revision:
- 600:7d17ca308cd1
- Parent:
- 547:88c982c8f758
Synchronized with git revision e4cd8bbd3e05b68e5a7f466c74035a85743d45e0
Full URL: https://github.com/mbedmicro/mbed/commit/e4cd8bbd3e05b68e5a7f466c74035a85743d45e0/
Enable LPC8xx usart when configuring it
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
bogdanm | 13:0645d8841f51 | 1 | /* mbed Microcontroller Library |
bogdanm | 13:0645d8841f51 | 2 | * Copyright (c) 2006-2013 ARM Limited |
bogdanm | 13:0645d8841f51 | 3 | * |
bogdanm | 13:0645d8841f51 | 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
bogdanm | 13:0645d8841f51 | 5 | * you may not use this file except in compliance with the License. |
bogdanm | 13:0645d8841f51 | 6 | * You may obtain a copy of the License at |
bogdanm | 13:0645d8841f51 | 7 | * |
bogdanm | 13:0645d8841f51 | 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
bogdanm | 13:0645d8841f51 | 9 | * |
bogdanm | 13:0645d8841f51 | 10 | * Unless required by applicable law or agreed to in writing, software |
bogdanm | 13:0645d8841f51 | 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
bogdanm | 13:0645d8841f51 | 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
bogdanm | 13:0645d8841f51 | 13 | * See the License for the specific language governing permissions and |
bogdanm | 13:0645d8841f51 | 14 | * limitations under the License. |
bogdanm | 13:0645d8841f51 | 15 | */ |
bogdanm | 13:0645d8841f51 | 16 | #include "Timer.h" |
mbed_official | 525:c320967f86b9 | 17 | #include "ticker_api.h" |
bogdanm | 13:0645d8841f51 | 18 | #include "us_ticker_api.h" |
bogdanm | 13:0645d8841f51 | 19 | |
bogdanm | 13:0645d8841f51 | 20 | namespace mbed { |
bogdanm | 13:0645d8841f51 | 21 | |
mbed_official | 525:c320967f86b9 | 22 | Timer::Timer() : _running(), _start(), _time(), _ticker_data(get_us_ticker_data()) { |
mbed_official | 525:c320967f86b9 | 23 | reset(); |
mbed_official | 525:c320967f86b9 | 24 | } |
mbed_official | 525:c320967f86b9 | 25 | |
mbed_official | 547:88c982c8f758 | 26 | Timer::Timer(const ticker_data_t *data) : _running(), _start(), _time(), _ticker_data(data) { |
bogdanm | 13:0645d8841f51 | 27 | reset(); |
bogdanm | 13:0645d8841f51 | 28 | } |
bogdanm | 13:0645d8841f51 | 29 | |
bogdanm | 13:0645d8841f51 | 30 | void Timer::start() { |
mbed_official | 358:9d7ef901f004 | 31 | if (!_running) { |
mbed_official | 525:c320967f86b9 | 32 | _start = ticker_read(_ticker_data); |
mbed_official | 358:9d7ef901f004 | 33 | _running = 1; |
mbed_official | 358:9d7ef901f004 | 34 | } |
bogdanm | 13:0645d8841f51 | 35 | } |
bogdanm | 13:0645d8841f51 | 36 | |
bogdanm | 13:0645d8841f51 | 37 | void Timer::stop() { |
bogdanm | 13:0645d8841f51 | 38 | _time += slicetime(); |
bogdanm | 13:0645d8841f51 | 39 | _running = 0; |
bogdanm | 13:0645d8841f51 | 40 | } |
bogdanm | 13:0645d8841f51 | 41 | |
bogdanm | 13:0645d8841f51 | 42 | int Timer::read_us() { |
bogdanm | 13:0645d8841f51 | 43 | return _time + slicetime(); |
bogdanm | 13:0645d8841f51 | 44 | } |
bogdanm | 13:0645d8841f51 | 45 | |
bogdanm | 13:0645d8841f51 | 46 | float Timer::read() { |
bogdanm | 13:0645d8841f51 | 47 | return (float)read_us() / 1000000.0f; |
bogdanm | 13:0645d8841f51 | 48 | } |
bogdanm | 13:0645d8841f51 | 49 | |
bogdanm | 13:0645d8841f51 | 50 | int Timer::read_ms() { |
bogdanm | 13:0645d8841f51 | 51 | return read_us() / 1000; |
bogdanm | 13:0645d8841f51 | 52 | } |
bogdanm | 13:0645d8841f51 | 53 | |
bogdanm | 13:0645d8841f51 | 54 | int Timer::slicetime() { |
bogdanm | 13:0645d8841f51 | 55 | if (_running) { |
mbed_official | 525:c320967f86b9 | 56 | return ticker_read(_ticker_data) - _start; |
bogdanm | 13:0645d8841f51 | 57 | } else { |
bogdanm | 13:0645d8841f51 | 58 | return 0; |
bogdanm | 13:0645d8841f51 | 59 | } |
bogdanm | 13:0645d8841f51 | 60 | } |
bogdanm | 13:0645d8841f51 | 61 | |
bogdanm | 13:0645d8841f51 | 62 | void Timer::reset() { |
mbed_official | 525:c320967f86b9 | 63 | _start = ticker_read(_ticker_data); |
bogdanm | 13:0645d8841f51 | 64 | _time = 0; |
bogdanm | 13:0645d8841f51 | 65 | } |
bogdanm | 13:0645d8841f51 | 66 | |
bogdanm | 13:0645d8841f51 | 67 | #ifdef MBED_OPERATORS |
bogdanm | 13:0645d8841f51 | 68 | Timer::operator float() { |
bogdanm | 13:0645d8841f51 | 69 | return read(); |
bogdanm | 13:0645d8841f51 | 70 | } |
bogdanm | 13:0645d8841f51 | 71 | #endif |
bogdanm | 13:0645d8841f51 | 72 | |
bogdanm | 13:0645d8841f51 | 73 | } // namespace mbed |