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--- products:sbc:vim3:install-os:boot-into-upgrade-mode [2022/07/06 10:15]
127.0.0.1 external edit
+++ products:sbc:vim3:install-os:boot-into-upgrade-mode [2023/03/23 21:33] (current)
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-====== Boot into Upgrade Mode ======
+{{indexmenu_n>30}}
+====== VIM3/3L Boot into Upgrade Mode ======
+There are 4 ways to boot into upgrade mode:
+  * TST Mode (Recommended)
+  * Keys Mode (Side-Buttons)
+  * Serial Mode
+  * MRegister Mode
+===== TST Mode =====
+<WRAP tip >
+TST Mode recommended as preferred upgrade mode
+</WRAP>
+  - Connect VIM3 to PC with a USB-C cable.
+  - 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.
+  - After the Power LED (Red) turns OFF, this indicates that the board is in Upgrade Mode (Maskrom Mode).
+===== Key Mode =====
+  - Power on VIM3.
+  - Long press the ''POWER'' key without releasing it.
+  - Short press the ''Reset'' key and release it.
+  - 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 =====
+  - Connect VIM3 to PC with a USB-C cable.
+  - Refer to [[products:sbc:vim3:development:setup-serial-tool|Setup Serial Tool]] to setup your Serial Tool for VIM3.
+  - Once again, make sure you’ve done the correct connections and setup.
+  - Hit ''SPACE'' on your keyboard at the moment of bootup to stop autoboot. This step will let VIM3 boot into U-Boot command line.
+  - Type ''run update'' in the terminal of U-Boot. The Sys LED (White) will turn ON when you’ve entered Upgrade Mode.
+===== MRegister Mode =====
+  - Power on VIM3.
+  - Use a tweezer to short-circuit the two pads of the M register, and without releasing…
+  - Short press the Reset key and then release it, to boot into upgroup mode
+===== Bootable TF Card =====
+  - [[products:sbc:vim3:development:create-bootable-tf-card|Create a Bootable TF Card]].
+  - Insert a Bootable TF card into the slot.
+  - Refer to this guide to setup your serial tool for VIM3.
+  - Connect VIM3 to PC with a USB-C cable.
+  - Hit ''SPACE'' key at the moment of bootup to stop autoboot. This step will let VIM3 boot into U-Boot.
+  - Type ''run update'' in the U-Boot terminal.

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