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Introduction

Mellow Fly-DP5 is a high-performance 3D printer motherboard developed by the Fly3D mainboard R&D team of Guangzhou Melun Electronic Technology Co., Ltd., supporting up to 5 stepper motors.

1. Product Features​

  • Uses a 32-bit ARM Cortex-M0+ series STM32F072RBT6 main control chip with a frequency of 48MHz
  • Supports CAN bus connection, providing more stable data transmission, lower latency, and more stable connections
  • Driver support: DP2209 and DP560
  • Board-mounted DIAG function pins, allowing for easy use of unlimited homing support through simple jumper cap insertion/removal

2. Product Specifications​

  • MCU: STM32F072RBT6
  • Firmware: Klipper/Marlin
  • Supports 12-24V DC power supply, providing more stable power supply and eliminating the need for a voltage reduction module
  • Driver operation modes supported: SPI, UART, STEP/DIR
  • Supported drivers: External TMC5160Pro, TMC5160, TMC2209, TMC2225, TMC2226, TMC2208, TMC2130, A4988, etc.
  • Expansion interfaces: BLTouch (Servos, Probe), UART X1, 12864 X1
  • Fans: Two controllable fans X2, two parallel fans X2, two always-on fans X2
  • Temperature sensors: Two NTC 100K channels
  • Heating interfaces: Two controllable interfaces supporting 10A
  • Supported machine structures: Cartesian, Delta, Kossel, Ultimaker, CoreXY