adaq7980.h

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/***************************************************************************/
#ifndef ADAQ7980_H_
#define ADAQ7980_H_
 
/******************************************************************************/
/***************************** Include Files **********************************/
/******************************************************************************/
#include "spi_engine.h"
#include "no_os_pwm.h"
#include "no_os_gpio.h"
 
/******************************************************************************/
/*************************** Types Declarations *******************************/
/******************************************************************************/
struct adaq7980_init_param {
    /* SPI */
    struct no_os_spi_init_param     *spi_init;
    /* SPI module offload init */
    struct spi_engine_offload_init_param *offload_init_param;
    /* PWM generator init structure */
    struct no_os_pwm_init_param *trigger_pwm_init;
    struct no_os_gpio_init_param    *gpio_pd_ldo;
};
 
struct adaq7980_dev {
    /* SPI descriptor */
    struct no_os_spi_desc       *spi_desc;
    /* Trigger conversion PWM generator descriptor */
    struct no_os_pwm_desc       *trigger_pwm_desc;
    /* SPI module offload init */
    struct spi_engine_offload_init_param *offload_init_param;
    struct no_os_gpio_desc  *gpio_pd_ldo;
};
 
/******************************************************************************/
/************************ Functions Declarations ******************************/
/******************************************************************************/
/* Initialize the device. */
int32_t adaq7980_setup(struct adaq7980_dev **device,
               struct adaq7980_init_param *init_param);
 
/* Read data from device */
int32_t ad7980_read_data(struct adaq7980_dev *dev,
             uint16_t *buf,
             uint16_t samples);
 
#endif