Fly Gemini OEM bootloader
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Restoring the factory bootloader
Note: You will need to have the CH340 driver installed to perform this process
Install the serial cable
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Install the serial cable as pictured connecting header ZH2 RX and TX to header Screen1 TX and RX
Serial Cable installed
Install the DFU jumpers
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Boot0 jumper inserted
Install boot0 jumper -
Boot1 jumper inserted on the pins to the right side.
Install boot1 jumper
Connect USB cable to the Fly-Gemini V2
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Connect the Fly-Gemini V2 to your PC using the SBC USB C port.
Connect USB cable to the USB C port in the red box
Flash the bootloader
- Using Putty open a telnet session to the CH340 com port.
- Run the following stm32flash command in the telnet session.
stm32flash -w /root/.BL/Gemini_v1.1_BL.bin -v -g 0 /dev/ttyS2 -
Wait for the flash to complete Add screen shot of flash complete
- Shut down the Fly-Gemini V2
shutdown - Disconect the USB cable, remove both boot jumpers and the serial cable.