A cost effective 42 stepper motor closed loop driver control board, with OLED. Used for the Ender3 printer.
- Motor Power Supply (VM): 12V-24V
- Motor Default Operating Current: 800mA
- Driver Default Subdivision: 16subdivision
- Subdivisions: 2,4,8,16,32
- Maximum Current: 1650mA
- Maximum Speed: 1000 RPM
- Main Control Chip: STM32f103CBt6, Crotex-M3, Dominant frequency 72MHz