USB-MSC-dat

• USB JTAG/serial debug unit
• USB Mass Storage Class (MSC) for SPIFFS/LittleFS

ESP32-S3

USB Mode

• Hardware CDC and JTAG
• USB-OTG (TinyUSB)

Upload Mode

• UARTO / Hardware CDC
• USB-OTG CDC (TinyUSB)

portable devices

ref

• ESP32-SDK-dat