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--- products:sbc:edge1:install-os:boot-into-upgrade-mode [2022/07/13 22:49]
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+++ products:sbc:edge1:install-os:boot-into-upgrade-mode [2022/11/22 21:27] (current)
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@@ Line 1: / Line 1: @@
+{{indexmenu_n>30}}
 ====== Edge1 Boot into Upgrade Mode ======
@@ Line 5: / Line 8: @@
 <WRAP info >
-There are 4 ways to boot into upgrade mode:
+There are 5 ways to boot into upgrade mode:
-  * Keys Mode (Side-Buttons)
-  * Serial Mode
   * TST Mode (Recommended)
-  * MRegister Mode
+  * Keys Mode
+  * Serial Mode
+  * Linux/Android Command Line
+  * MRegister Mode (Maskrom Mode)
 </WRAP>
@@ Line 17: / Line 21: @@
   - 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).
 <tabbox Key Mode>
@@ Line 30: / Line 35: @@
   - Hit ''SPACE'' on your keyboard at the moment of bootup to stop autoboot. This step will let Edge1 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.
-<tabbox Bootable TF Card>
+  - Type ''run maskrom'' on the terminal of U-Boot as below, and you will enter Maskrom Mode.
-  - [[products:sbc:edge1:development:create-bootable-tf-card|Create a Bootable TF Card]].
-  - Insert a Bootable TF card into the slot.
+<tabbox Linux Command Line>
-  - Refer to this guide to setup your serial tool for Edge1.
+  - Refer to this [[/products/sbc/edge1/development/setup-serial-tool|guide]] to setup your serial tool for Edge.
-  - Connect Edge1 to PC with a USB-C cable.
+  - Once again, make sure you’ve done the correct connections and setup.
-  - Hit ''SPACE'' key at the moment of bootup to stop autoboot. This step will let Edge1 boot into U-Boot.
+  - Boot into Android or Linux command line.
-  - Type ''run update'' in the U-Boot terminal.
+  - For Linux, execute sudo reboot loader. For Android, execute su and reboot loader. The system will reboot and enter Upgrade Mode. You will see the sys-led turn ON when you’ve entered Upgrade Mode (Loader Mode).
+<tabbox MRegister Mode(Maskrom Mode)>
+  - Power-on Edge.
+  - Use a tweezer to short-circuit the two pads of ''M'' register, then without releasing.
+  - Short press the ''Reset'' key and release it to boot into Upgrade Mode (Maskrom Mode).
+{{products:sbc:edge1:install-os:edge1-mregister-short-circuit.webp}}
 </tabbox>

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