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Tinker Board 3N

SPI Flash Mask jumper (2-pin)​

The SPI Flash Mask jumper allows you to disable the SPI Flash Mask (removing the jumper cap) when you want to boot from SPI flash to enter the UMS mode and write the image to the eMMC.

  1. Remove the SPI Flash Mask jumper cap.
  2. Connect the device with a PC via the USB cable and then power on the device.
  3. Then, the device will boot into the UMS mode automatically.

Tinker Board 3N SPI Flash Mask jumper