Description New 3D Printer parts A4988 Driver CNC Shield Expansion Board for Arduino V3 Engraver 3D Printer Features: Power: Medium Power Model Number:A4988 Driver CNC Shield Expansion Board is customized: Yes Usage: Light-emitting Diode Structure: PNP Special Function: Common Point Contact Diode Frequency: High Frequency Type: Amplifier Construction: Schottky Diode Material: Silicon Install Style: Plug-in Function: Power Triode Description: 100% brand new and high quality This expansion board as a driver expansion board, can be used for engraving machines, 3D printers. It is a total of four slots, can drive four A4988 stepper motor. Each road stepper motors only need two IO ports. In other words, six IO ports can be well managed three stepper motors. Very convenient to use. UNO for Arduino module IO port correspondence introduction. IO corresponding figure above UNO for Arduino expansion board 8 – EN ( stepper motor driver enable , active low ) 7 – Z.DIR (Z -axis direction control ) 6 – Y.DIR (Y -axis direction control ) 5 – X.DIR (X -axis direction control ) 4 – Z.STEP (Z -axis stepper control ) 3 – Y.STEP (Y -axis stepper control ) 2 – X.STEP (X -axis stepper control ) Package Included: 1 PCS CNC Shield Expansion Board SKU: B-11 Category: Interfacing Boards Tag: CNC Shield Expansion Board for Arduino V3
