circuitpython/nrf5/hal/hal_rtc.h

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/*
* This file is part of the Micro Python project, http://micropython.org/
*
* The MIT License (MIT)
*
* Copyright (c) 2016 Glenn Ruben Bakke
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#ifndef HAL_RTC_H__
#define HAL_RTC_H__
#include "nrf.h"
#if NRF51
#define RTC_BASE_POINTERS (const uint32_t[]){NRF_RTC0_BASE, \
NRF_RTC1_BASE}
#define RTC_IRQ_VALUES (const uint32_t[]){RTC0_IRQn, \
RTC1_IRQn}
#endif
#if NRF52
#define RTC_BASE_POINTERS (const uint32_t[]){NRF_RTC0_BASE, \
NRF_RTC1_BASE, \
NRF_RTC2_BASE}
#define RTC_IRQ_VALUES (const uint32_t[]){RTC0_IRQn, \
RTC1_IRQn, \
RTC2_IRQn}
#endif
#define RTC_BASE(x) ((NRF_RTC_Type *)RTC_BASE_POINTERS[x])
#define RTC_IRQ_NUM(x) (RTC_IRQ_VALUES[x])
typedef void (*hal_rtc_app_callback)(uint8_t id);
/**
* @brief RTC Configuration Structure definition
*/
typedef struct {
uint8_t id; /* RTC instance id */
uint32_t period; /* RTC period in ms */
uint32_t irq_priority; /* RTC IRQ priority */
} hal_rtc_conf_t;
void hal_rtc_callback_set(hal_rtc_app_callback callback);
void hal_rtc_init(hal_rtc_conf_t const * p_rtc_config);
void hal_rtc_start(uint8_t id);
void hal_rtc_stop(uint8_t id);
#endif // HAL_RTC_H__