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Introduction

Mellow Fly-D5 is a high-performance 3D printer motherboard launched by the Fly3D motherboard R&D team of Guangzhou Meilun Electronic Technology Co., Ltd., supporting up to 5 stepper motors.

1. Product Features​

  • Adopt 32-bit main frequency 48MHz ARM Cortex-M0+ series STM32F072RBT6 main control chip
  • Support CAN bus connection, more stable data transmission, lower delay, more stable connection
  • Drive support: A4988, LV8729, DRV8225, TMC2208/2209/5160, etc.
  • On-board DIAG function pin, infinite position homing support can be used just by simply plugging and unplugging the jumper cap

2. Product Parameters​

  • MCU: STM32F072RBT6
  • Firmware: Klipper/Marlin
  • Support 12-24V DC power supply, more stable power supply, eliminate the need for a step-down module
  • Drive working mode support: SPI, UART, STEP/DIR
  • Supported drivers: Support external TMC5160Pro, TMC5160, TMC2209, TMC2225, TMC2226, TMC2208, TMC2130, A4988, etc.
  • Expansion interface: BLTouch (Servos, Probe), UART X1, 12864 X1
  • Fans: Two-wire controllable fan X2, parallel fan X2, normally open fan X2
  • Temperature sensor: 2 channels NTC 100K
  • Heating interface: 2 controllable interfaces support 10A
  • Support machine structure: Cartesian, Delta, Kossel, Ultimaker, CoreXY