Bigtreetech S42C v1.0 closed loop driver board with OLED display for 3D printer

Bigtreetech S42C v1.0 closed loop driver board with OLED display for 3D printer

• BIGTREETECH S42C V1.0 is a high-performance closed loop stepper driver board for 3D printers, designed to deliver stable motion with high precision and reduced printing issues.
• With closed loop control and a 14-bit encoder, it helps maintain accuracy at speed and supports smoother operation for demanding motion systems.
• Built for easy upgrades in India with plug-and-play wiring, an onboard stepper driver with OLED display, and button controls to adjust motor settings without complex debugging S42C closed loop driver.

Features

• Runs at high speed without pulse loss
• Closed loop control for improved reliability and precision
• Sine wave SPWM control for less noise and smoother motor operation
• Higher precision with 14-bit encoder resolution
• Safe installation and easy wiring (designed as an upgrade-friendly module)
• Plug and play—sold as a set, no debugging required
• Settings control: motor current and microstepping/subdivision adjustable via buttons
• Includes OLED display for convenient operation/feedback

Specifications 

• Model: BIGTREETECH S42C V1.0
• Motor Power Supply (VM): 12V–24V
• Maximum Current: 1650 mA (12V)
• No-load Current: 620 mA (12V)
• Step/Dir Signal: Rising edge 40 ns
• SPWM Frequency: 22.8 kHz
• Main Control Chip: STM32G031G8U6, Cortex‑M0+, 64MHz
• Subdivision (Microstepping): 1 / 2 / 4 / 8 / 16 / 32 / 64 / 128 / 256
• Encoder Resolution: 14-bit
• Maximum Speed: 2000 rpm

Applications 

• 3D printer motion control upgrades where consistent accuracy is required
• Reducing missed steps and improving stability in high-speed moves
• Quieting printer operation with sine wave SPWM control
• Ideal for DIY and professional printers needing closed loop stepper control

Package include

• Driver board+OLED+motor without wire screen with protective cover kit