UCM-iMX8M-Mini: Android: Deployment by means of UUU

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Introduction

This article describes flashing Android OS image using Universal Update Utility (hereinafter UUU). This way is recommended for deployment of OS images onto a storage.

NOTE: It is up to developer to setup UUU. Follow the instruction to install the tools.

Flashing

Change to target directory:

cd android_build/out/target/product/ucm_imx8m_mini

Connect the UCM to a PC host via the socket P17, using a USB-A – micro-USB-B cable. Avoid usage of external USB hubs, direct connection of the cable to the PC is preferred. Switch the SoM to Serial Download mode:

  • make sure the slot P23 is empty,
  • press and hold the button SW7 ALT_BOOT, press and release the button SW6 RESET,
  • then release SW7 ALT_BOOT.

Run the flashing script (superuser rights may be required): 

./uuu_imx_android_flash.sh -f imx8mm -t emmc

Boot from the eMMC

  • make sure the deployment is completed with no error,
  • reboot the system: press and release the button SW6 RESET.

The system will boot into Android.

Further reading

UUU (Universal Update Utility)

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