ra8_rtc.h

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#pragma once
 
#ifdef __cplusplus
extern "C" {
#endif
 
#include <stdint.h>
 
#include "ra8_err.h"

typedef struct {
  uint16_t year;    
  uint8_t  month;   
  uint8_t  day;     
  uint8_t  weekday; 
  uint8_t  hour;    
  uint8_t  minute;  
  uint8_t  second;  
} ra8_rtc_datetime_t;

typedef enum : uint8_t {
  k_ra8_rtc_clk_subclock = 0U, 
  k_ra8_rtc_clk_loco     = 1U, 
} ra8_rtc_clk_src_t;

[[nodiscard]] ra8_err_t ra8_rtc_clock_init(ra8_rtc_clk_src_t src);

[[nodiscard]] ra8_err_t ra8_rtc_init(void);

[[nodiscard]] ra8_err_t ra8_rtc_set(const ra8_rtc_datetime_t* dt);

[[nodiscard]] ra8_err_t ra8_rtc_get(ra8_rtc_datetime_t* out);

typedef enum : uint8_t {
  k_ra8_rtc_irq_none     = 0x00U, 
  k_ra8_rtc_irq_alarm    = 0x01U, 
  k_ra8_rtc_irq_carry    = 0x02U, 
  k_ra8_rtc_irq_periodic = 0x04U, 
} ra8_rtc_irq_mask_t;

typedef void (*ra8_rtc_event_fn_t)(void* ctx, uint8_t status_mask);

[[nodiscard]] ra8_err_t ra8_rtc_set_alarm(const ra8_rtc_datetime_t* alarm);

[[nodiscard]] ra8_err_t ra8_rtc_deinit(void);

[[nodiscard]] ra8_err_t ra8_rtc_set_irq_enable(uint8_t mask);

[[nodiscard]] ra8_err_t ra8_rtc_get_status(uint8_t* out_mask);

[[nodiscard]] ra8_err_t ra8_rtc_clear_status(uint8_t mask);

[[nodiscard]] ra8_err_t ra8_rtc_attach_handler(ra8_rtc_event_fn_t fn, void* ctx);

void ra8_rtc_dispatch(void);

[[nodiscard]] ra8_err_t ra8_rtc_enter_stop(void);

[[nodiscard]] ra8_err_t ra8_rtc_exit_stop(void);
 
#ifdef __cplusplus
}
#endif