Features:
• 1 stepper motor channel
• Connect up to 4 boards connect to PC printer port (with optional interface board or adaptor cable)
• Easy adjustable motor current 1A up to 4A each phase (via trimmer)
• 15-45 Volt motor power supply
• TTL-compatible in- and outputs (5Volt)
• connectable to PC-printerport or Microcontroller
• compatible to common CNC software (PCNC, CNC-profi, DIN-CNC, EMC etc.)
• 1/8-, 1/4-, half- and fullstep
• Adjustable chopper frequency
• "Softstart-Function" saves power bridges and power supply
• Typical current consumption 75mA (5V part)
• Suitable for both bi- and unipolar stepper motors with minimum 0,8 ohms coil resistance
• outputs short protected (self resetting)
• Size: 100x100mm

 included in delivery:
• partkit
• heatsink
• flat ribbon cable
not included: printed circuit board. Please order it seperately!