iMX6 OpenRex 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 OpenRex SBC
  • USB to Micro-USB cable

Recommended SW:

  • MfgTool feature
  • Serial line terminal

Procedure

Connect USB cable to USB port on your computer and OpenRex SBC USB OTG port.

Short BOOT_MODE jumper JP2 on OpenRex SBC and power on the board:
iMX6 OpenRex SBC-Boot mode USB.jpg

Open an appropriate BAT file:
iMX6 OpenRex SBC-Boot-file-selection.png

Execute Manufacturing toolkit at host PC:
iMX6 OpenRex SBC-MfgTool start.png

Press Start button (CPU will boot firmware loaded over USB):
iMX6 OpenRex SBC-MfgTool progress.png

Wait until firmware transfer is finished:
iMX6 OpenRex SBC-MfgTool finished.png

The board boots using the firmware loaded over USB:
iMX6 OpenRex SBC-Serial output.png

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