BL Firmware
tip
- Please note the
bootloader
has already been pre-flashed at factory, no need to flash again
Enter Flash Mode
tip
The BOOT button
is on the right, and the RESET button
is on the left
- There are two methods to enter flash mode
- First: With the tool board completely powered off, press and hold the BOOT button, then connect one end of a data-capable TYPE-C cable to the main board and the other end to your device
- Second: After connecting one end of a data-capable TYPE-C cable to the main board and the other end to your device, press and hold the BOOT button, then press the RST button, release the RST button first, and finally release the BOOT button
Flash Firmware
- Windows Flash Tutorial
- Katapult Firmware for E3-PRO-Ultra
- Click the download link below
-
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Notice
USB3.0
may fail to flash, please try to use the computer'sUSB2.0
for flashing- If flashing still fails, please try using a host computer for flashing
- If the error below occurs, please use a USB hub
- Flashing tool Download link
- Please download
SetupSTM32CubeProgrammer
andSTM32 DFU driver
- Copy the previously compiled firmware
klipper.bin
,Katapult
, orMarlin
to any directory on your computer - Connect the motherboard to the computer using a Type-C cable, ensuring it has entered
dfu
flashing mode - In STM32CubeProgrammer, select USB mode, then refresh and connect
- If no error pop-up appears, the connection is successful.
Warning
If the content shown in the figure below appears, it indicates a computer or software issue. Please use a host computer for flashing: Host Computer Flashing Tutorial
- Click the download icon on the left and check the options below
- Click the
Browse
button as indicated by the arrow, then select the firmware you need to flash - Enter
0x08000000
in theStart address
field- Please note that if the firmware is in
HEX
format, skip this step!!
- Please note that if the firmware is in
- Click
Start automatic mode
below to begin flashing the firmware - If the prompt shown below appears, the firmware flashing is complete
tip
After flashing is complete, you need to power off the main board completely once.
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