max14914.h

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/***************************************************************************/
#ifndef _MAX14914_H
#define _MAX14914_H
 
#include <stdint.h>
#include <stdbool.h>
#include "no_os_gpio.h"
#include "no_os_util.h"
 
enum max14914_state {
    MAX14914_DIGITAL_OUTPUT_PP,
    MAX14914_DIGITAL_OUTPUT_HIGH_SIDE,
    MAX14914_DIGITAL_OUTPUT_LOW_SIDE,
    MAX14914_DIGITAL_INPUT_IEC_TYPE1_3,
    MAX14914_DIGITAL_INPUT_IEC_TYPE2
};
 
struct max14914_desc {
    enum max14914_state current_state;
    struct no_os_gpio_desc *fault_gpio;
    struct no_os_gpio_desc *doilvl_gpio;
    struct no_os_gpio_desc *di_en_gpio;
    struct no_os_gpio_desc *in_gpio;
    struct no_os_gpio_desc *pp_gpio;
};
 
struct max14914_init_param {
    struct no_os_gpio_init_param *fault_init_param;
    struct no_os_gpio_init_param *doilvl_init_param;
    struct no_os_gpio_init_param *di_en_init_param;
    struct no_os_gpio_init_param *in_init_param;
    struct no_os_gpio_init_param *pp_init_param;
};
 
/* Set the state of the MAX14914. */
int max14914_set_state(struct max14914_desc *desc, enum max14914_state state);
 
/* Initialize the MAX14914 device descriptor. */
int max14914_init(struct max14914_desc **desc,
          struct max14914_init_param *init_param);
 
/* Free resources allocate by the init function. */
int max14914_remove(struct max14914_desc *desc);
 
#endif /* _MAX14914_H */