int tune_song[] = {0, G4, G4, A4, G4, C5, B4, G4, G4, A4, G4, D5, C5, G4, G4, C5, B4, C5, B4, A4, F5, F5, B4, C5, D5, C5, //birthday_song 0, C4, C4, G4, G4, A4, A4 ...

#define ESP_PANEL_BOARD_LCD_BUS_TYPE (ESP_PANEL_BUS_TYPE_SPI) #if (ESP_PANEL_BOARD_LCD_BUS_TYPE == ESP_PANEL_BUS_TYPE_SPI) || \ (ESP_PANEL_BOARD_LCD_BUS_TYPE == ESP ...

Drones are widely used across several fields, including aerial photography, surveying, inspection, agriculture, and ...