Lee Kai Xuan / mbed-os

mbed-os

Fork of mbed-os by erkin yucel

targets/TARGET_NORDIC/TARGET_NRF5/lp_ticker.c@0:f269e3021894, 2016-10-23 (annotated)

Committer:
elessair
Date:
Sun Oct 23 15:10:02 2016 +0000
Revision:
0:f269e3021894
Initial commit

Who changed what in which revision?

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elessair 0:f269e3021894 1 /* mbed Microcontroller Library
elessair 0:f269e3021894 2 * Copyright (c) 2015 ARM Limited
elessair 0:f269e3021894 3 *
elessair 0:f269e3021894 4 * Licensed under the Apache License, Version 2.0 (the "License");
elessair 0:f269e3021894 5 * you may not use this file except in compliance with the License.
elessair 0:f269e3021894 6 * You may obtain a copy of the License at
elessair 0:f269e3021894 7 *
elessair 0:f269e3021894 8 * http://www.apache.org/licenses/LICENSE-2.0
elessair 0:f269e3021894 9 *
elessair 0:f269e3021894 10 * Unless required by applicable law or agreed to in writing, software
elessair 0:f269e3021894 11 * distributed under the License is distributed on an "AS IS" BASIS,
elessair 0:f269e3021894 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
elessair 0:f269e3021894 13 * See the License for the specific language governing permissions and
elessair 0:f269e3021894 14 * limitations under the License.
elessair 0:f269e3021894 15 */
elessair 0:f269e3021894 16 #include "lp_ticker_api.h"
elessair 0:f269e3021894 17
elessair 0:f269e3021894 18 #if DEVICE_LOWPOWERTIMER
elessair 0:f269e3021894 19
elessair 0:f269e3021894 20 #include "common_rtc.h"
elessair 0:f269e3021894 21
elessair 0:f269e3021894 22 void lp_ticker_init(void)
elessair 0:f269e3021894 23 {
elessair 0:f269e3021894 24 common_rtc_init();
elessair 0:f269e3021894 25 }
elessair 0:f269e3021894 26
elessair 0:f269e3021894 27 uint32_t lp_ticker_read()
elessair 0:f269e3021894 28 {
elessair 0:f269e3021894 29 return (uint32_t)common_rtc_64bit_us_get();
elessair 0:f269e3021894 30 }
elessair 0:f269e3021894 31
elessair 0:f269e3021894 32 void lp_ticker_set_interrupt(timestamp_t timestamp)
elessair 0:f269e3021894 33 {
elessair 0:f269e3021894 34 common_rtc_set_interrupt(timestamp,
elessair 0:f269e3021894 35 LP_TICKER_CC_CHANNEL, LP_TICKER_INT_MASK);
elessair 0:f269e3021894 36 }
elessair 0:f269e3021894 37
elessair 0:f269e3021894 38 void lp_ticker_disable_interrupt(void)
elessair 0:f269e3021894 39 {
elessair 0:f269e3021894 40 nrf_rtc_event_disable(COMMON_RTC_INSTANCE, LP_TICKER_INT_MASK);
elessair 0:f269e3021894 41 }
elessair 0:f269e3021894 42
elessair 0:f269e3021894 43 void lp_ticker_clear_interrupt(void)
elessair 0:f269e3021894 44 {
elessair 0:f269e3021894 45 nrf_rtc_event_clear(COMMON_RTC_INSTANCE, LP_TICKER_EVENT);
elessair 0:f269e3021894 46 }
elessair 0:f269e3021894 47
elessair 0:f269e3021894 48 #endif // DEVICE_LOWPOWERTIMER