USB OTG

OpenNMC includes a USB-C 2.0 OTG port.

Port

Location Description
usb0 Dual-role USB 2.0 port

The OTG role is controlled by the onboard TUSB320.

Behavior

  • host mode can power attached peripherals up to 500 mA
  • device mode can present the board to a host computer
  • the Linux kernel manages role switching through the TUSB320 extcon path
  • the port supports up to 500 mA in host mode

Notes

This port is separate from the USB-C console port.