#pragma once #include "esp_err.h" #include "esp_lcd_panel_io.h" #include "esp_lcd_panel_ops.h" esp_err_t display_init(esp_lcd_panel_io_handle_t *io_handle_out, esp_lcd_panel_handle_t *panel_handle_out); void display_backlight_set_brightness(uint16_t brightness); void display_backlight_on(void);