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Connect Board

1. Enter Upgrade Mode​

1.0 Board/Device Diagram​

images/QC_Flash_14.png

Wiring Diagram

images/QC_Flash_15.png

If there is an enclosure, you can press the BOOT button here using an object like a toothpick.

1.1 Enter Upgrade Mode for Auto-Power-On Boards​

Auto-power-on boards will power on automatically when connected to a power source.

  1. Connect the USB Type-C data cable to the board.
  2. Press and hold the Boot button.
  3. Connect the DC 12V power supply to the board.
  4. Wait until entering boot mode, then release the button.

1.2 Enter Upgrade Mode for Manual-Power-On Boards​

For non-auto-power-on boards, you need to manually power on after connecting the power source.

  1. Connect the USB Type-C data cable to the board.
  2. Connect the DC 12V power supply to the board.
  3. Press and hold the Boot button.
  4. Press the Power button. Release both buttons after entering boot mode.

1.3 Enter Loader Mode via adb shell​

If the device is in a normal state, you can also enter upgrade mode by entering the following command in adb.

# Check if the device is connected
adb devices
# List of devices attached

# Reboot into QDLoader mode
adb reboot edl

If you see error: closed during debugging, it indicates that password verification is required to continue.

error: closed

# Verify password
adb shell password
# Reboot into loader mode
adb reboot edl

Entering the password will allow normal debugging. Note: password is not the actual password. Contact technical personnel to obtain the actual password.

Note: The password is not publicly released. Please contact technical personnel to obtain it.

For details, refer to:

Entering Flash Mode via ADB

2. Parameter Settings​

2.1 Select the Device to Upgrade​

If Please Select an Existing Port is displayed, click Select Port, then choose Qualcomm HS- USB QDLoader 9008 (COM3) and click OK.

images/QC_Flash_15.png

Select Qualcomm HS- USB QDLoader 9008 (COM3)

2.2 Select Device Flash Type​

Based on the information labeled on the sticker on the back of the board, finally select Storage Type: - ufs.

images/QC_Flash_16.png

Select Storage Type: - ufs

3 Select Upgrade Mode​

3.0 Select Configuration View​

images/QC_Flash_17.png

Final confirmation of upgrade mode

3.1 Auto Reboot After Upgrade Completion​

Under Configuration - FireHose Configuration - Download Configuration

Check Reset After Download

This means Automatically reboot after download completes.

3.2 Erase Flash Option Erase All Before Download​

WARNING

RISK OF SYSTEM/FIRMWARE FAILURE!

  • Reserved for specialists only, for completely erasing/restoring the entire device.

  • Unless specifically required when flashing the base package, DO NOT check Erase All Before Download.

  • If used under special circumstances, immediately uncheck the Erase option after use.

images/QC_Flash_17.png

Be careful not to check this option by mistake.