3．Faq Of Image Flashing - Orange Pi RK3399 User Manual

Orange Pi User Manual
Rockusb>uf RK3399_IMAGE/Image_Android6.0_20171228.img
After flashed, there would show the following information and the Orange Pi would reboot. (UF
command would reboot, but not DI command.)
2) Write Scripts to Implement User-Defined Flash
upgrade_tool also supports used as Linux command for flashing, you only need to add the path of tool
into environment variable.
For example, when debug Kernel, if you want to make it realize modify-compile-flash, you could also
try the following:
# Compile part of the firmware of kernel it will generated kernel.img and resource.img
make -j2 rk3399-orangepi.img
# enter into Loader mode with adb command
adb shell rebot bootloader
# finished flashing with di Command
sudo upgrade_tool di resource resource.img
sudo upgrade_tool di kernel kernel.img
# reboot with rd Command
sudo upgrade_tool rd
3．FAQ of Image Flashing
 Cannot power on because of error firmware
Usually we could enter into LOADER mode to flashing hardware, however, if it cannot be powered on
because of error firmware, we could try to use MASKROM mode to write image and boot.
1. Power off the device
2. Use metal tweezers to keep TP50265 and GND connected
3. Power on the board with DC
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