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Introduction

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

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 has DIAG function pin, enabling unlimited endstop support by simply plugging in a jumper cap

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 drop module
  • Driver operation mode support: 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-wire controllable fans X2, parallel fans X2, always-on fans X2
  • Temperature sensors: 2 channels of NTC 100K
  • Heating interfaces: 2 channels of controllable interfaces supporting 10A
  • Supported machine structures: Cartesian, Delta, Kossel, Ultimaker, CoreXY