Supported Targets	ESP-BOX (ESP32-S3)

UVC Camera and MSC LVGL Example

This example shows video from USB (UVC) camera into canvas in LVGL. There can be changed size of video and canvas in settings tab on the screen. The size can be changed only to lower size.

On second tab, there is list of files and directories, when USB drive connected. When selected *.txt file, it shows content in a new window. When selected *.jpg image, it shows image in a new window. For files *.wav it shows media player.

Screenshots

Camera tab	USB drive tab	Settings tab

Image window	Media player window	Text file window

How to use the example

Hardware Required

ESP-BOX / ESP-BOX-3
USB (UVC) Camera
USB Drive
USB cable with bare wires on one side

Camera connection

USB-A Female	ESP32-S3
VCC 5V (red)	5V
D- (white)	GPIO 19
D+ (green)	GPIO 20
GND (black)	GND

USB/UART connection

USB/UART	ESP32-S3
VCC 5V	5V
RXD	GPIO 44
TXD	GPIO 43
GND	GND

Compile and flash

idf.py -p COMX flash monitor

Note 1: Before flashing firmware, there should be manually switched into BOOT mode: Hold BOOT button on ESP-BOX and push restart button.

Note 2: There cannot be used USB-C simultaneously with camera. The ESP-BOX must be powered from pins on the bottom side!

Recommended USB connection with custom board

This is a custom board which was made for connecting USB devices to ESP-BOX. All source files are saved in this folder.

Flash latest binary from browser