ra8_agt.h

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

[[nodiscard]] ra8_err_t ra8_agt_start_free_run(uint8_t channel, uint16_t reload);

[[nodiscard]] ra8_err_t ra8_agt_stop(uint8_t channel);

typedef void (*ra8_agt_event_fn_t)(void* ctx, uint8_t channel);

[[nodiscard]] ra8_err_t ra8_agt_deinit(uint8_t channel);

[[nodiscard]] ra8_err_t ra8_agt_set_reload(uint8_t channel, uint16_t reload);

[[nodiscard]] ra8_err_t ra8_agt_get_status(uint8_t channel, uint8_t* out_mask);

[[nodiscard]] ra8_err_t ra8_agt_attach_handler(ra8_agt_event_fn_t fn, void* ctx);

void ra8_agt_dispatch(uint8_t channel);

[[nodiscard]] ra8_err_t ra8_agt_enter_stop(uint8_t channel);

[[nodiscard]] ra8_err_t ra8_agt_exit_stop(uint8_t channel);

typedef enum : uint8_t {
  k_ra8_agt_pulse_mode_continuous = 0U, 
  k_ra8_agt_pulse_mode_one_shot   = 1U, 
} ra8_agt_pulse_mode_t;

typedef enum : uint8_t {
  k_ra8_agt_output_polarity_active_high = 0U, 
  k_ra8_agt_output_polarity_active_low  = 1U, 
} ra8_agt_output_polarity_t;

typedef enum : uint8_t {
  k_ra8_agt_pulse_compare_none = 0U, 
  k_ra8_agt_pulse_compare_a    = 1U, 
  k_ra8_agt_pulse_compare_b    = 2U, 
} ra8_agt_pulse_compare_t;

typedef struct {
  uint16_t                  period;   
  uint16_t                  duty;     
  ra8_agt_pulse_mode_t      mode;     
  ra8_agt_output_polarity_t polarity; 
  ra8_agt_pulse_compare_t   compare;  
} ra8_agt_pulse_cfg_t;

[[nodiscard]] ra8_err_t ra8_agt_start_pulse_output(uint8_t channel, const ra8_agt_pulse_cfg_t* cfg);
 
typedef enum : uint8_t {
  k_ra8_agt_cascade_clk_pclkb      = 0U, 
  k_ra8_agt_cascade_clk_pclkb_div8 = 1U, 
  k_ra8_agt_cascade_clk_pclkb_div2 = 2U, 
} ra8_agt_cascade_clk_t;

typedef struct {
  uint32_t              reload32;     
  ra8_agt_cascade_clk_t clock;        
  ra8_agt_event_fn_t    on_underflow; 
  void*                 ctx;          
} ra8_agt_cascade_cfg_t;

[[nodiscard]] ra8_err_t ra8_agt_start_cascade(const ra8_agt_cascade_cfg_t* cfg);
 
#ifdef __cplusplus
}
#endif