ad9434.h

Go to the documentation of this file.

/***************************************************************************/
#ifndef AD9434_H_
#define AD9434_H_
 
/******************************************************************************/
/***************************** Include Files **********************************/
/******************************************************************************/
#include <stdint.h>
#include "no_os_delay.h"
#include "no_os_spi.h"
 
/******************************************************************************/
/********************** Macros and Constants Definitions **********************/
/******************************************************************************/
#define AD9434_REG_CHIP_PORT_CONF   0x00
#define AD9434_REG_CHIP_ID      0x01
#define AD9434_REG_CHIP_GRADE       0x02
#define AD9434_REG_CHAN_INDEX       0x05
#define AD9434_REG_TRANSFER     0xFF
#define AD9434_REG_MODES        0x08
#define AD9434_REG_TEST_IO      0x0D
#define AD9434_REG_ADC_INPUT        0x0F
#define AD9434_REG_OFFSET       0x10
#define AD9434_REG_OUTPUT_MODE      0x14
#define AD9434_REG_OUTPUT_ADJUST    0x15
#define AD9434_REG_OUTPUT_PHASE     0x16
#define AD9434_REG_OUTPUT_DELAY     0x17
#define AD9434_REG_VREF         0x18
#define AD9434_REG_ANALOG_INPUT     0x2C
 
/* ADC_REG_TRANSFER */
#define TRANSFER_SYNC           0x1
 
/* AD9434_REG_TEST_IO */
#define TESTMODE_OFF            0x0
#define TESTMODE_MIDSCALE_SHORT     0x1
#define TESTMODE_POS_FULLSCALE      0x2
#define TESTMODE_NEG_FULLSCALE      0x3
#define TESTMODE_ALT_CHECKERBOARD   0x4
#define TESTMODE_PN23_SEQ       0x5
#define TESTMODE_PN9_SEQ        0x6
#define TESTMODE_ONE_ZERO_TOGGLE    0x7
#define TESTMODE_USER_DEFINED       0x8
 
/* ADC_REG_OUTPUT_MODE */
#define OUTPUT_MODE_OFFSET_BINARY   0x0
#define OUTPUT_MODE_TWOS_COMPLEMENT 0x1
#define OUTPUT_MODE_GRAY_CODE       0x2
 
/* ADC_REG_OUTPUT_PHASE */
#define OUTPUT_EVEN_ODD_MODE_EN     0x20
#define INVERT_DCO_CLK          0x80
 
#define AD9434_CHIP_ID          0x6A
#define AD9434_DEF_OUTPUT_MODE      0x00
 
/******************************************************************************/
/*************************** Types Declarations *******************************/
/******************************************************************************/
 
struct ad9434_dev {
    /* SPI */
    struct no_os_spi_desc *spi_desc;
};
 
struct ad9434_init_param {
    /* SPI */
    struct no_os_spi_init_param spi_init;
};
 
/******************************************************************************/
/************************ Functions Declarations ******************************/
/******************************************************************************/
int32_t ad9434_spi_read(struct ad9434_dev *dev,
            uint16_t reg_addr,
            uint8_t *reg_data);
int32_t ad9434_spi_write(struct ad9434_dev *dev,
             uint16_t reg_addr,
             uint8_t reg_data);
int32_t ad9434_testmode_set(struct ad9434_dev *dev,
                uint8_t mode);
int32_t ad9434_setup(struct ad9434_dev **device,
             struct ad9434_init_param init_param);
int32_t ad9434_outputmode_set(struct ad9434_dev *dev,
                  uint8_t mode);
int32_t ad9434_remove(struct ad9434_dev *dev);
#endif