#ifndef _DRV_ADS8688_H_
#define _DRV_ADS8688_H_

#ifdef __cplusplus
extern "C" {
#endif 
#include <stdint.h>
#include "kit_macro.h"
#include "gpio_manager.h"
#include "drv_spi.h"

/*
kGpioType_ADC_Cs
*/

//Command Register 
#define NO_OP		0X0000
#define STDBY		0X8200
#define PWR_DN  	0X8300
#define RST			0X8500
#define AUTO_RST	0XA000
#define MAN_Ch_0	0XC000
#define MAN_Ch_1	0XC400
#define MAN_Ch_2	0XC800
#define MAN_Ch_3	0XCC00
#define MAN_Ch_4	0XD000
#define MAN_Ch_5	0XD400
#define MAN_Ch_6	0XD800
#define MAN_Ch_7	0XDC00
#define MAN_AUX		0XE000

//Program Register
#define AUTO_SEQ_EN				0x01
#define Channel_Power_Down 		0X02
#define Feature_Select			0X03

#define Channel_0_Input_Range		0X05
#define Channel_1_Input_Range		0X06
#define Channel_2_Input_Range		0X07
#define Channel_3_Input_Range		0X08
#define Channel_4_Input_Range		0X09
#define Channel_5_Input_Range		0X0A
#define Channel_6_Input_Range		0X0B
#define Channel_7_Input_Range		0X0C

#define Ch_0_Hysteresis				0X15
#define Ch_0_High_Threshold_MSB		0X16
#define Ch_0_High_Threshold_LSB		0X17
#define Ch_0_Low_Threshold_MSB		0X18
#define Ch_0_Low_Threshold_LSB		0X19

#define Ch_7_Hysteresis				0X38
#define Ch_7_High_Threshold_MSB		0X39
#define Ch_7_High_Threshold_LSB		0X3A
#define Ch_7_Low_Threshold_MSB		0X3B
#define Ch_7_Low_Threshold_LSB		0X3C

#define Command_Read_Back		0X3F	

#define WRITE 1
#define READ 0

#define CH7_EN  0X80
#define CH6_EN  0X40
#define CH5_EN  0X20
#define CH4_EN  0X10
#define CH3_EN  0X08
#define CH2_EN  0X04
#define CH1_EN  0X02
#define CH0_EN  0x01

#define CH7_PD  0X80
#define CH6_PD  0X40
#define CH5_PD  0X20
#define CH4_PD  0X10
#define CH3_PD  0X08
#define CH2_PD  0X04
#define CH1_PD  0X02
#define CH0_PD  0x01

#define VREF_25_25		0X00
#define VREF_125_125	0x01
#define VREF_0625_0625	0X02
#define VREF_0_25		0X05
#define VREF_0_125		0X06

#define ADC_AUTO_MODE 0
typedef struct 
{
    uint8_t cs;    
    SpiDev  spi;
}Ads8688Item;

#define ADS8688_STATIC_INIT(_name, _spi, _cs)	\
    Ads8688Item _name = \
    {   \
		.cs = _cs,	\
		.spi = _spi,	\
    }
	
void drv_set_ads8688_cs(GpioStatus state);
void drv_set_ads8688_rst(GpioStatus state);

bool drv_ads8688_Init(void);
void drv_ads8688_Reset(void);
void drv_ads8688_pwrdn(void);
void drv_ads8688_pwrup(void);

void drv_reset_ads8688(void);
void drv_enter_standby_mode (void);
void drv_enter_pwrdn_mode (void);
void drv_enter_auto_rst_mode(void);
void drv_enter_auto_rst_mode_Data(uint16_t* outputdata, uint8_t chnum);

void drv_ads8688_write_reg(uint8_t Addr,uint8_t data);
uint16_t drv_ads8688_read_reg(uint8_t Addr);
void drv_set_auto_scan_sequence(uint8_t seq);
void drv_set_ch_pwrdn(uint8_t chn);
void drv_set_ch_range(uint8_t ch,uint8_t range);



void drv_ads8688_write_cmd_reg(uint16_t command);
void drv_manual_chn_mode(uint16_t ch);
uint16_t drv_manual_chn_mode_Data(void);
uint16_t drv_get_ads8688_ch_data(uint16_t ch);
int16_t drv_ads8688_value(uint16_t value);


#ifdef __cplusplus
}
#endif

#endif