RSB-4680 Usering bootup sd disk made by SDDiskTool
Update image through SD-Card
Download SD DiskTool
https://github.com/ADVANTECH-Rockchip/linux_tools/tree/rk3288_linux_v2.0
Step 1 : Put images to AndroidTool/rockdev/image, Make sure path is correct.
Step 2 : Double click rk3328-mkupdate.bat in AndroidTool/rockdev/ .
If there is no error, you will find update.img in AndroidTool/rockdev/ .
Generate SD card[edit]
Step 1 : Insert SD card to PC, Double click SD_Firmware_Tool.exe in SDDiskTool .
Step 2 : Choose SD card .
Step 3 : Choose update.img .
Step 4 : Create SD card .
NOTE :
The capacity of SD card is at least 4GB.
Upgrade image from SD card[edit]
Step 1 : Insert SD card to device .
Step 2 : Power up or reboot device, it will boot from SD card to auto upgrade images .
Step 3 : When upgrade is finish, you will get "Doing Actions succeeded,please remove sdcard......" on screen or debug console .
Step 4 : Remove SD card, the device will auto reboot .