max149x6-base.h

Go to the documentation of this file.

/***************************************************************************/
#ifndef _MAX149X6_H
#define _MAX149X6_H
 
#include <stdint.h>
#include <stdbool.h>
#include "no_os_gpio.h"
#include "no_os_spi.h"
#include "no_os_util.h"
 
/* Common Frame Size */
#define MAX149X6_FRAME_SIZE     2
 
/* Common Registers */
#define MAX149X6_CHIP_ADDR_MASK     NO_OS_GENMASK(7, 6)
#define MAX149X6_ADDR_MASK      NO_OS_GENMASK(4, 1)
#define MAX149X6_RW_MASK        NO_OS_BIT(0)

struct max149x6_init_param {
    uint32_t chip_address;
    struct no_os_spi_init_param *comm_param;
    struct no_os_gpio_init_param *en_gpio_param;
    struct no_os_gpio_init_param *fault_gpio_param;
    struct no_os_gpio_init_param *ready_gpio_param;
    struct no_os_gpio_init_param *synch_gpio_param;
    bool crc_en;
};
struct max149x6_init_param {…};

struct max149x6_desc {
    uint32_t chip_address;
    struct no_os_spi_desc *comm_desc;
    struct no_os_gpio_desc *en_gpio;
    struct no_os_gpio_desc *fault_gpio;
    struct no_os_gpio_desc *ready_gpio;
    struct no_os_gpio_desc *synch_gpio;
    uint8_t buff[MAX149X6_FRAME_SIZE + 1];
    bool crc_en;
};
struct max149x6_desc {…};

int max149x6_reg_write(struct max149x6_desc *, uint32_t, uint32_t);

int max149x6_reg_read(struct max149x6_desc *, uint32_t, uint32_t *);

int max149x6_reg_update(struct max149x6_desc *, uint32_t, uint32_t, uint32_t);
 
#endif