iMX6 TinyRex USB Booting

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These steps guide through loading a bootloader via USB OTG interface. This can be useful during recovery or bootloader update.

Recommended HW:

  • PC with USB port
  • Voipac iMX6 TinyRex Development Kit
  • USB to Micro-USB cable

Recommended SW:

  • MfgTool feature
  • Serial line terminal


Connect USB cable to USB port on your computer and Development Kit USB OTG port.

Short BOOT_MODE jumper on iMX6 TinyRex Base Board and power on the board:
iMX6 TinyRex Development Kit-Boot mode USB.jpg

Open an appropriate BAT file:
iMX6 TinyRex Development Kit-Boot-file-selection.png

Execute Manufacturing toolkit at host PC:
iMX6 TinyRex Development Kit-MfgTool start.png

Press Start button (CPU will boot firmware loaded over USB):
iMX6 TinyRex Development Kit-MfgTool progress.png

Wait until firmware transfer is finished:
iMX6 TinyRex Development Kit-MfgTool finished.png

The board boots using the firmware loaded over USB:
iMX6 TinyRex Development Kit-Serial output.png