Firmware Flashing Instructions
* MMU provides Katapult firmware for USB and CAN connections, which can be flashed as needed
Introduction to Onboard DIP Switches
RS232 Mode
Firmware Compilation and Flashing
MMU supports three connection methods: USB, CAN, and RS232. Please select the corresponding firmware based on the actual connection method. The complete compilation and flashing steps will only be displayed after selection.
Bootloader Recovery (Brick Repair)
FLY-MMU comes pre-installed with Katapult. Do not re-flash this firmware during normal use or when updating the Klipper firmware; it is intended solely for repairing a broken bootloader.