#ifndef _HX3695_SPO2_AGC_H_
#define _HX3695_SPO2_AGC_H_
#include <stdint.h>
#include <stdbool.h>

#define CAL_FLG_LED_DR     0x01
#define CAL_FLG_LED_DAC    0x02
#define CAL_FLG_AMB_DAC    0x04
#define CAL_FLG_RF         0x08

#define AGC_SWI_LED0  1  //LED�Ƿ���Ҫ����
#define AGC_SWI_LED1  1
#define AGC_SWI_LED2  1
#define AGC_SWI_LED3  0

#define AGC_CUR_INIT_LED0 64  //LED�����ʼ����
#define AGC_CUR_INIT_LED1 64
#define AGC_CUR_INIT_LED2 64
#define AGC_CUR_INIT_LED3 64

#define AGC_CUR_MAX_LED0 450  //LED����������
#define AGC_CUR_MAX_LED1 255
#define AGC_CUR_MAX_LED2 255
#define AGC_CUR_MAX_LED3 255
#define AGC_CUR_MAX_LED1N 450

#define AGC_RF_LED0 3  //LED��������,0=10k,1=20k,2=50k,3=100k,4=150k,5=200k,6=500k,7=1M
#define AGC_RF_LED1 3
#define AGC_RF_LED2 3
#define AGC_RF_LED3 0
#define AGC_RF_LED1N 5

#define AGC_IDAC_TARGET_LED0 20  //����Ŀ��offset
#define AGC_IDAC_TARGET_LED1 160
#define AGC_IDAC_TARGET_LED2 160
#define AGC_IDAC_TARGET_LED3 0
#define AGC_IDAC_TARGET_LED1N 20

#define AGC_DELAY_COUNT_SET  4  //������ʱ,N����ʱ�����ж�

typedef enum {
    sCalStart,
	sCalCur,
    sCalOffset1,
    sCalOffset2,
    sCalFinish,
    sCalErr,
} agc_state_t;

typedef struct {
	uint8_t FLAG;
	uint16_t LED0_IDAC;
	uint16_t LED1_IDAC;
	uint16_t LED2_IDAC;
	uint16_t LED3_IDAC;
    uint16_t AMB0_IDAC;
    uint16_t AMB1_IDAC;
    uint16_t AMB2_IDAC;
    uint16_t AMB3_IDAC;
	uint16_t LED0_CUR;
	uint16_t LED1_CUR;
	uint16_t LED2_CUR;
    uint16_t LED3_CUR;
	uint8_t LED0_RF;
	uint8_t LED1_RF;
	uint8_t LED2_RF;
	uint8_t LED3_RF;
	uint32_t LED0_STEP;
	uint32_t LED1_STEP;
	uint32_t LED2_STEP;
	uint32_t LED3_STEP;
    uint8_t CAL_DELAY_CNT;
	agc_state_t STATE;
} agc_set_t;

void hx3695_agc_reset(void);
void Init_PPG_Calibration_Routine(agc_set_t *calR);
void Restart_PPG_Calibration_Routine(agc_set_t *calR);
void PPG_Calibration_Routine(ppg_sensor_data_t *ppg_sensor_data, agc_set_t *calR, int32_t amb0_val, int32_t led0_val, \
     int32_t amb1_val, int32_t led1_val, int32_t amb2_val, int32_t led2_val, int32_t amb3_val, int32_t led3_val);
void hx3695_agc_process(ppg_sensor_data_t *ppg_sensor);
void hx3695_cal_init(void);
void hx3695_recal_init(void);
void hx3695_cal_off(void);
void hx3695_agc_updata_reg(agc_set_t *calR);

#endif