Kev Mann / mbed-dev-OS5_10_4

RTC auf true

drivers/Ticker.cpp@2:7aab896b1a3b, 2019-03-13 (annotated)

Committer:
kevman
Date:
Wed Mar 13 11:03:24 2019 +0000
Revision:
2:7aab896b1a3b
Parent:
0:38ceb79fef03 
2019-03-13

Who changed what in which revision?

UserRevisionLine numberNew contents of line
kevman 0:38ceb79fef03 1 /* mbed Microcontroller Library
kevman 0:38ceb79fef03 2 * Copyright (c) 2006-2013 ARM Limited
kevman 0:38ceb79fef03 3 *
kevman 0:38ceb79fef03 4 * Licensed under the Apache License, Version 2.0 (the "License");
kevman 0:38ceb79fef03 5 * you may not use this file except in compliance with the License.
kevman 0:38ceb79fef03 6 * You may obtain a copy of the License at
kevman 0:38ceb79fef03 7 *
kevman 0:38ceb79fef03 8 * http://www.apache.org/licenses/LICENSE-2.0
kevman 0:38ceb79fef03 9 *
kevman 0:38ceb79fef03 10 * Unless required by applicable law or agreed to in writing, software
kevman 0:38ceb79fef03 11 * distributed under the License is distributed on an "AS IS" BASIS,
kevman 0:38ceb79fef03 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
kevman 0:38ceb79fef03 13 * See the License for the specific language governing permissions and
kevman 0:38ceb79fef03 14 * limitations under the License.
kevman 0:38ceb79fef03 15 */
kevman 0:38ceb79fef03 16 #include "drivers/Ticker.h"
kevman 0:38ceb79fef03 17
kevman 0:38ceb79fef03 18 #include "drivers/TimerEvent.h"
kevman 0:38ceb79fef03 19 #include "platform/FunctionPointer.h"
kevman 0:38ceb79fef03 20 #include "hal/ticker_api.h"
kevman 0:38ceb79fef03 21 #include "platform/mbed_critical.h"
kevman 0:38ceb79fef03 22
kevman 0:38ceb79fef03 23 namespace mbed {
kevman 0:38ceb79fef03 24
kevman 0:38ceb79fef03 25 void Ticker::detach()
kevman 0:38ceb79fef03 26 {
kevman 0:38ceb79fef03 27 core_util_critical_section_enter();
kevman 0:38ceb79fef03 28 remove();
kevman 0:38ceb79fef03 29 // unlocked only if we were attached (we locked it) and this is not low power ticker
kevman 0:38ceb79fef03 30 if (_function && _lock_deepsleep) {
kevman 0:38ceb79fef03 31 sleep_manager_unlock_deep_sleep();
kevman 0:38ceb79fef03 32 }
kevman 0:38ceb79fef03 33
kevman 0:38ceb79fef03 34 _function = 0;
kevman 0:38ceb79fef03 35 core_util_critical_section_exit();
kevman 0:38ceb79fef03 36 }
kevman 0:38ceb79fef03 37
kevman 0:38ceb79fef03 38 void Ticker::setup(us_timestamp_t t)
kevman 0:38ceb79fef03 39 {
kevman 0:38ceb79fef03 40 core_util_critical_section_enter();
kevman 0:38ceb79fef03 41 remove();
kevman 0:38ceb79fef03 42 _delay = t;
kevman 0:38ceb79fef03 43 insert_absolute(_delay + ticker_read_us(_ticker_data));
kevman 0:38ceb79fef03 44 core_util_critical_section_exit();
kevman 0:38ceb79fef03 45 }
kevman 0:38ceb79fef03 46
kevman 0:38ceb79fef03 47 void Ticker::handler()
kevman 0:38ceb79fef03 48 {
kevman 0:38ceb79fef03 49 insert_absolute(event.timestamp + _delay);
kevman 0:38ceb79fef03 50 if (_function) {
kevman 0:38ceb79fef03 51 _function();
kevman 0:38ceb79fef03 52 }
kevman 0:38ceb79fef03 53 }
kevman 0:38ceb79fef03 54
kevman 0:38ceb79fef03 55 } // namespace mbed