Enhance your CNC control system with this advanced Stepper Motor Interface Board, designed for seamless integration with MACH3 and other computer software supporting parallel port control. Engineered for reliable performance and comprehensive compatibility, this interface board ensures secure operation and precise control of your CNC machinery. Key Features: · Full Compatibility with MACH3 and Parallel Port Control Software: Supports a wide range of CNC control software, enabling easy setup and efficient machine operation. · Separate USB and Peripheral Power Supply: Ensures computer security by isolating the USB power from peripheral power, preventing potential electrical interference or damage. · Wide 12-24V Peripheral Voltage Input with Anti-Reverse Protection: Supports a broad input voltage range and includes anti-reverse connection functionality to safeguard your equipment. · Optical Isolation for All Input Signals: All inputs are optocoupler isolated, allowing safe and reliable connections to emergency stop buttons, tool setting switches, limit sensors, and more. · One-Way Relay Output for Spindle Control: Features a dedicated P17 port relay output to manage spindle on/off switching efficiently. · One-Way Optocoupler Isolated 0-10V Analog Voltage Output: Provides precise spindle speed control through the P1 port, compatible with inverters featuring analog interfaces. · Comprehensive Port Availability: All 17 ports are open and can connect with optocoupler drives, supporting up to 5-axis stepper motor control for complex CNC operations. · PWM Output Functionality: The P1 port also serves as a PWM output to control spindle governors with optocoupler input, enhancing speed regulation accuracy. · Compatible with Common Cathode/Anode Drives: Supports input levels of 5V, enabling flexible integration with various drive types. Specifications: · Input Voltage Range: 12-24V DC · Package Weight: Approx. 335g (11.8oz) Package Includes: · 1 x Stepper Motor Interface Board · 1 x USB Cable · 1 x Parallel Port Cable This Stepper Motor Interface Board offers a robust and versatile solution for CNC enthusiasts and professionals, delivering enhanced control, safety, and compatibility for your machine automation needs.