Custom Marlin firmware for Anycubic Mega Zero series

Compatible printers

• Anycubic Mega Zero
• Anycubic Mega Zero V2.0
• Anycubic Mega SE (limited, almost untested)

Supported Hardware

• Stock Anycubic Mega Zero motherboard (Melzi clone, ATmega1284p based)
• BigTreeTech SKR mini MZ V1.0
• BigTreeTech SKR mini E3 V2.0
• BigTreeTech SKR E3 Turbo
• BigTreeTech SKR mini E3 V3.0

Supported features

• Manual and automatic bed leveling
• Simple and Smart Filament sensors
• Variety of leveling sensors
• Only in SKR build variants:
  • BTT UPS module
  • BTT Relay Module v1.2

Note: see build variants for details

Installing firmware

Stock motherboard, requires USB connection for flashing new firmware

• Most recommended way: Build and install from sources
• Simplest way: use OctoPrint Firwmare Update plugin if you are using OctoPrint.
• Flashing binary firmware:
  • Linux
  • MacOS X
  • Windows

BTT SKR mini MZ and BTT SKR mini E3 V2.0, BTT SKR E3 Turbo boards, via microSD card

• Pre-built Binary
  • Download to microSD card from release page according to your needed feature set.
    • Example: anycubic_mega_zero_btt_bed_bl_zmin-firmware.bin
• Build from source
  • Compiled binary located in .pio/build/anycubic_mega_zero_btt_xxx/anycubic_mega_zero_btt_xxx-firmware.bin
• Copy firmware file to microSD card
• Rename file on microSD card to firmware.bin
• Power cycle your printer with microSD card inserted
• Firmware will be updated and printer will reboot