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A4988

Basic Parameters​

  • Suitable for: Marlin/Klipper/RRF firmware
  • Overheat shutdown protection
  • Ground short-circuit protection
  • Load short-circuit protection

Pin Distribution​

Installing FLY Motherboard​

  • Please note that EN needs to be aligned with the upper left corner for installation
  • FLY's DP5, PRO X10, MMU can only use TP drive

Drive Current Adjustment and Microstepping Explanation​

  • Drive current adjustment instructions
  • 4988 uses normal jumper cap mode, supports configuring 16 microsteps after connecting four jumpers

Klipper Reference Configuration​

  • 4988 does not need to configure drivers such as [tmc5160 stepper_x] or [tmc2209 stepper_x], etc., they are not needed and cannot be used normally after configuration
  • Set microsteps: to 16