ad5110.h

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/**************************************************************************/
#ifndef _ad5110_H_
#define _ad5110_H_
 
/*****************************************************************************/
/****************************** Include Files ********************************/
/*****************************************************************************/
#include <stdint.h>
#include "no_os_i2c.h"
 
/******************************************************************************/
/************************* Input shift register *******************************/
/******************************************************************************/
 
#define COMMAND                 8
 
#define CMD_NOP                 0
#define CMD_WR_RDAC_EEPROM      1
#define CMD_WR_RDAC             2
#define CMD_SHUT_DOWN           3
#define CMD_RESET               4
#define CMD_RD_RDAC             5
#define CMD_RD_EEPROM           6
 
#define SHUT_DOWN_OFF           0
#define SHUT_DOWN_ON            1
 
#define WIPER_POSITION          0
#define RESISTOR_TOLERANCE      1
 
/******************************************************************************/
/*************************** Types Declarations *******************************/
/******************************************************************************/
struct ad5110_dev {
    /* I2C */
    struct no_os_i2c_desc   *i2c_desc;
    /* Device Settings */
    uint8_t ad5110_dev_addr;
};
 
struct ad5110_init_param {
    /* I2C */
    struct no_os_i2c_init_param i2c_init;
    /* Device Settings */
    uint8_t ad5110_dev_addr;
};
 
/******************************************************************************/
/************************ Functions Declarations ******************************/
/******************************************************************************/
 
int8_t ad5110_init(struct ad5110_dev **device,
           struct ad5110_init_param init_param);
 
int32_t ad5110_remove(struct ad5110_dev *dev);
 
void ad5110_write_rdac(struct ad5110_dev *dev,
               uint8_t rdac_value);
 
uint8_t ad5110_read_rdac(struct ad5110_dev *dev);
 
void ad5110_write_rdac_eeprom(struct ad5110_dev *dev);
 
uint8_t ad5110_read_wiper(struct ad5110_dev *dev);
 
uint8_t ad5110_read_res_tolerance(struct ad5110_dev *dev);
 
void ad5110_reset(struct ad5110_dev *dev);
 
void ad5110_shut_down(struct ad5110_dev *dev,
              uint8_t value);
 
#endif  // _ad5110_H_