mbed-os/targets/TARGET_NORDIC/TARGET_NRF5/lp_ticker.c

49 lines
1.2 KiB
C

/* mbed Microcontroller Library
* Copyright (c) 2015 ARM Limited
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "lp_ticker_api.h"
#if DEVICE_LOWPOWERTIMER
#include "common_rtc.h"
void lp_ticker_init(void)
{
common_rtc_init();
}
uint32_t lp_ticker_read()
{
return (uint32_t)common_rtc_64bit_us_get();
}
void lp_ticker_set_interrupt(timestamp_t timestamp)
{
common_rtc_set_interrupt(timestamp,
LP_TICKER_CC_CHANNEL, LP_TICKER_INT_MASK);
}
void lp_ticker_disable_interrupt(void)
{
nrf_rtc_event_disable(COMMON_RTC_INSTANCE, LP_TICKER_INT_MASK);
}
void lp_ticker_clear_interrupt(void)
{
nrf_rtc_event_clear(COMMON_RTC_INSTANCE, LP_TICKER_EVENT);
}
#endif // DEVICE_LOWPOWERTIMER