Table of Contents

VIM1 Boot into Upgrade Mode

Introduction

Boot into Upgrade Mode

There are 4 ways to boot into upgrade mode:

  • Keys Mode (Side-Buttons)
  • Serial Mode
  • TST Mode (Recommended)
  • MRegister Mode

TST Mode (Recommended)

  1. Connect VIM1 to PC with a USB-C cable.
  2. Quickly press the Function key 3 times in 2 seconds, then release the key. You will see the Power LED (Blue) blink for about 3 seconds.
  3. After the Power LED (Blue) turns OFF, this indicates that the board is in Upgrade Mode (Maskrom Mode).

Key Mode

  1. Power on VIM1.
  2. Long press the POWER key without releasing it.
  3. Short press the Reset key and release it.
  4. Count for 2 to 3 seconds, then release the POWER key to enter into Upgrade Mode. You will see the sys-led turn ON when you’ve entered Upgrade Mode.

Serial Mode

  1. Connect VIM1 to PC with a USB-C cable.
  2. Refer to Setup Serial Too to setup your Serial Tool for VIM1.
  3. Once again, make sure you’ve done the correct connections and setup.
  4. Hit SPACE on your keyboard at the moment of bootup to stop autoboot. This step will let VIM1 boot into U-Boot command line.
  5. Type run update in the terminal of U-Boot. The Sys LED (White) will turn ON when you’ve entered Upgrade Mode.

Bootable TF Card

  1. Create a Bootable TF Card.
  2. Insert a Bootable TF card into the slot.
  3. Refer to this guide to setup your serial tool for VIM1.
  4. Connect VIM1 to PC with a USB-C cable.
  5. Hit SPACE key at the moment of bootup to stop autoboot. This step will let VIM1 boot into U-Boot.
  6. Type run update in the U-Boot terminal.

MRegister Mode

  1. Connect VIM1 to PC via USB-C cable
  2. Use a tweezer to short-circuit the two pads of the M register, and without releasing it
  3. Short press the Reset key and release it to boot into upgrade mode

The M register is located on the backside of your board.