Update image through SD-Card for RK3288

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Generate update.img

Step 1 : Put images to AndroidTool/rockdev/image, Make sure path is correct.

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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

Step 1 : Insert SD card to PC， Double click SD_Firmware_Tool.exe in SDDiskTool .

Step 2 : Choose SD card .

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Step 3 : Choose update.img .

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Step 4 : Create SD card .

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NOTE : 

The capacity of SD card is at least 4GB.


Upgrade image from SD card

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 .

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Step 4 : Remove SD card， the device will auto reboot .

NOTE : 

Recovery mode DO NOT support HDMI display port . 

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