ra8_lvd_types.h

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#pragma once
 
#include <stdint.h>
 
#include "ra8_err.h"
#include "ra8_lvd_regs.h"

typedef enum : uint8_t {
  k_ra8_lvd_edge_rise = 0U, 
  k_ra8_lvd_edge_fall = 1U, 
  k_ra8_lvd_edge_both = 2U, 
} ra8_lvd_edge_t;

typedef enum : uint8_t {
  k_ra8_lvd_irq_nmi      = 0U, 
  k_ra8_lvd_irq_maskable = 1U, 
} ra8_lvd_irq_type_t;

typedef enum : uint8_t {
  k_ra8_lvd_response_none          = 0U, 
  k_ra8_lvd_response_interrupt     = 1U, 
  k_ra8_lvd_response_nmi           = 2U, 
  k_ra8_lvd_response_reset         = 3U, 
  k_ra8_lvd_response_reset_on_rise = 4U, 
} ra8_lvd_response_t;

typedef enum : uint8_t {
  k_ra8_lvd_negate_after_voltage = 0U, 
  k_ra8_lvd_negate_after_assert  = 1U, 
} ra8_lvd_negate_t;

typedef enum : uint8_t {
  k_ra8_lvd_hysteresis_lvd = 0U, 
  k_ra8_lvd_hysteresis_hvd = 1U, 
} ra8_lvd_hysteresis_t;

typedef enum : uint8_t {
  k_ra8_lvd_pvdlvl_min   = 0x03U, 
  k_ra8_lvd_pvdlvl_3_86v = 0x03U, 
  k_ra8_lvd_pvdlvl_3_14v = 0x04U, 
  k_ra8_lvd_pvdlvl_3_10v = 0x05U, 
  k_ra8_lvd_pvdlvl_3_08v = 0x06U, 
  k_ra8_lvd_pvdlvl_2_85v = 0x07U, 
  k_ra8_lvd_pvdlvl_2_83v = 0x08U, 
  k_ra8_lvd_pvdlvl_2_80v = 0x09U, 
  k_ra8_lvd_pvdlvl_2_62v = 0x0AU, 
  k_ra8_lvd_pvdlvl_2_33v = 0x0BU, 
  k_ra8_lvd_pvdlvl_1_90v = 0x0CU, 
  k_ra8_lvd_pvdlvl_1_86v = 0x0DU, 
  k_ra8_lvd_pvdlvl_1_74v = 0x0EU, 
  k_ra8_lvd_pvdlvl_1_71v = 0x0FU, 
  k_ra8_lvd_pvdlvl_max   = 0x0FU, 
} ra8_lvd_pvdlvl_t;

typedef enum : uint8_t {
  k_ra8_lvd_loco_div_2   = 0U, 
  k_ra8_lvd_loco_div_4   = 1U, 
  k_ra8_lvd_loco_div_8   = 2U, 
  k_ra8_lvd_loco_div_16  = 3U, 
  k_ra8_lvd_loco_div_max = 3U, 
} ra8_lvd_loco_div_t;

typedef enum : uint8_t {
  k_ra8_lvd_ch1 = 1U, 
  k_ra8_lvd_ch2 = 2U, 
  k_ra8_lvd_ch4 = 4U, 
  k_ra8_lvd_ch5 = 5U, 
} ra8_lvd_channel_t;

typedef struct {
  ra8_lvd_pvdlvl_t     threshold;    
  ra8_lvd_edge_t       edge;         
  ra8_lvd_irq_type_t   irq_type;     
  ra8_lvd_response_t   response;     
  ra8_lvd_negate_t     negate;       
  ra8_lvd_hysteresis_t hysteresis;   
  ra8_lvd_loco_div_t   filter_div;   
  bool                 filter_en;    
  bool                 irq_enable;   
  bool                 clear_status; 
} ra8_lvd_cfg_t;

typedef struct {
  bool crossed; 
  bool above;   
} ra8_lvd_status_t;

typedef void (*ra8_lvd_event_fn_t)(void* ctx, ra8_lvd_channel_t channel);