iMX6 Rex USB Booting

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These steps guides 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 Rex Development Kit
  • USB to Micro-USB cable
  • Soldering station

Recommended SW:

  • MfgTool feature
  • Serial line terminal

Procedure

Resolder resistors R0 on position R63 to R62 and R67 to R65 on the base board (Near battery holder J32): 450px

Short BOOT_MODE jumper JP2 on iMX6 Rex Base Board. Connect PC and USB OTG port with a USB cable and power on the base board: 300px

Execute Manufacturing toolkit at host PC. Open an appropriate BAT file:


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:
300px

Open an appropriate BAT file:
600px

Execute Manufacturing toolkit at host PC:
600px

Press Start button (CPU will boot firmware loaded over USB):
400px

Wait until firmware transfer is finished:
400px

The board boots using the firmware loaded over USB:
600px

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