How-To Flash Beaglebone Black using Debian/Linux

Step 1

• Download an image from the lastest images.

• Extract the downloaded file.

  # xz -dk bone-debian-10.3-iot-armhf-*.img.xz
  

Step 2

• Attach the SD Card and check it's device name (/dev/sdX).

  # sudo dmesg
  

• Write the image to the SD Card.

  # sudo dd if=bone-debian-10.3-iot-armhf-*.img of=/dev/sdX bs=1M
  

Step 3

• Insert SD Card in BBB.
• Power ON BBB (Boots from SD Card).
• Login and modify /boot/uEnv.txt file. Uncomment the cmdline option where it sets init as flashing script.
• Save, Sync and Reboot.

Step 4

• After flashing is done, Boot from SD Card.
• Login and mount emmc device.
• Revert the change made to /boot/uEnv.txt in emmc.
• Save, Sync and PowerOff.
• Remove SD Card.