Using Xmodem

  1. After the hardware connections mentioned above, power on the VisionFive and you will see the startup information as follows.
    Figure 1. Startup Information Example
  2. Press any key as soon as it starts up to enter the upgrade menu. In this menu, you can only update u-boot.
    Figure 2. Update Uboot
  3. Type root@s5t and press Enter to enter the extended version of the upgrade menu. In this menu, you can update u-boot, bootloader, and ddr init.
    Figure 3. Example Output
  4. Type 0 and press Enter to update the bootloader.
  5. Navigate to File > Transfer > XMODEM > Send... and choose the .out file from the .zip file we downloaded before: bootloader-JH7100-211102.bin.out.
  6. Repeat the Step 4 and 5 to update the ddr init as well according to the following:

    • Type 1 - update ddr init [Filename: ddrinit-2133-211102.bin.out]

  7. Repeat the Step 4 and 5 to update the u-boot as well according to the following:

    • Type 2 - update u-boot [Filename: fw_payload.bin.out]