Description:
Support MACH3 and other computer software that supports parallel port control
USB power supply and the separation of the external power supply to ensure computer security
External wide voltage input, 12-24V, with anti-reverse function
All the input signals are all isolated by the lotus root, can be emergency stop, knife, limit, etc., to protect computer security
One channel relay module output port, it can control the spindle switch. Output port is P17 port
All the way through the optocoupler isolated 0-10V analog voltage output, you can control the analog interface with the corresponding frequency converter to control the spindle speed
 Output port for the P1 port
Open all 17 ports, it can be connected with optocoupler drive, it can control the 5-axis stepper motor
P1 is PWM output, it can be controll the spindle governor which with a coupler input 

Package Included:
1 X 5 Axis CNC Breakout Board with Optical Coupler
1 X USB Cable