#ifndef __GDEW042T2_EPD_H
#define __GDEW042T2_EPD_H

#include <stdint.h>

typedef enum {
    EPD_OK = 0,
    EPD_ERR = 1
} gd_epd_042_ret_t;

typedef struct {
    gd_epd_042_ret_t (* write_cmd_cb)(void *handle, uint8_t *cmd, uint8_t len);
    gd_epd_042_ret_t (* write_data_cb)(void *handle, uint8_t *data, uint32_t len);
    gd_epd_042_ret_t (* reset_cb)(void *handle);
    gd_epd_042_ret_t (* poll_busy_cb)(void *handle);
} gd_epd_042_cb_t;

typedef struct {
    gd_epd_042_cb_t cb;
    void *user_data;
} gd_epd_042_t;

gd_epd_042_ret_t gd_epd_042_init(gd_epd_042_t *epd);

#endif