#ifndef __ADC_ADS1256_H__
#define __ADC_ADS1256_H__

#include "SPIDevice.h"
 
#define ADS1256_SPI_MODE 1
#define DRATE_MAX 16
#define DEBUG
 
#define ADS1256_GAIN_1 0 /* GAIN   1 */
#define ADS1256_GAIN_2 1  /*GAIN   2 */
#define ADS1256_GAIN_4 2  /*GAIN   4 */
#define ADS1256_GAIN_8 3  /*GAIN   8 */
#define ADS1256_GAIN_16 4  /* GAIN  16 */
#define ADS1256_GAIN_32 5  /*GAIN    32 */
#define ADS1256_GAIN_64 6  /*GAIN    64 */
 
 
#define ADS1256_30000SPS 15
#define ADS1256_15000SPS 14
#define ADS1256_7500SPS 13
#define ADS1256_3750SPS 12
#define ADS1256_2000SPS 11
#define ADS1256_1000SPS 10
#define ADS1256_500SPS 9
#define ADS1256_100SPS 8
#define ADS1256_60SPS 7
#define ADS1256_50SPS 6
#define ADS1256_30SPS 5
#define ADS1256_25SPS 4
#define ADS1256_15SPS 3
#define ADS1256_10SPS 2
#define ADS1256_5SPS 1
#define ADS1256_2d5SPS 0
 
 
typedef struct
{
    GPIO_TypeDef* _drdy;
    uint16_t _drdy_Pin;
    SPI_DEV_t* _dev;
    const char* name;
    bool success;

    uint8_t gain;
    uint8_t dataRate;
    int32_t adcNow[8];          /* ADC  Conversion value */
    uint8_t channel;            /* The current channel*/
    uint8_t prevChannel;        /* The previous channel --when muxing */
    uint8_t scanMode;   /*Scanning mode,   0 = Single-ended input  8 channel; 1= Differential input  4 channels*/
    uint8_t buffer_en;
    uint32_t maxWaitDelay_us;
        /* gain channel? */
 
    
    
} ADC_ADS1256_t;

bool ADC_ADS1256_init(ADC_ADS1256_t *adc, const char *name, SPI_DEV_t* dev, GPIO_TypeDef* drdy, uint16_t drdy_Pin);

void ADC_ADS1256_update(ADC_ADS1256_t *adc);
 
#endif