BL firmware
tip
- Please note that the
bootloaderhas already been pre-flashed, no need to flash it again.
Enter programming mode
tip
The right is the BOOT button, the left is the RESET button
- There are two ways to enter programming mode
- First method: With the mainboard completely powered off, press the BOOT button and then connect one end of a data transfer cable to the mainboard and the other end to your device
- Second method: After connecting one end of a data transfer cable to the mainboard and the other end to your device, press the BOOT button and then press the RST button, then release the RST button and finally release the BOOT button
Flashing the firmware
- windows flashing tutorial
- E3-PRO-Ultra Katapult firmware Click to automatically download the firmware
Notice
- System compatibility issues, please use the computer's
USB2.0for burning - If it still cannot be burned, please use the host machine for burning
- Burning tool Download link
- Need to download
SetupSTM32CubeProgrammerandSTM32 DFU driver - Copy the firmware (klipper.bin) compiled in front or the precompiled
Katapult firmwareto any directory on the computer - Use a Type-C data cable to connect the motherboard to the computer, make sure it is already:Enter DFU burning mode
- In STM32CubeProgrammer, select USB mode, refresh, and connect
- If no error pop-up appears, then the connection is successful.
Warning
If the content shown below appears, it indicates a problem with the computer or software, please use the host machine for burning:Host machine burning tutorial
- Click the download icon on the left and select several options below
- Click the
Browsebutton indicated by the arrow, then select the firmware you need to burn
- Select
Start addressand enter0x08000000
- Click
Start automatic modebelow to start burning the firmware
- The prompt below indicates that the firmware burning is complete
tip
After flashing, the mainboard needs to be completely powered off once.