All the way to the relay output port, control spindle switch. Output port P17 mouth.
All the way through the optocoupler isolated 0-10V analog voltage output can be controlled with the corresponding analog interface converter to control the spindle speed. Output port P1 port.
Open all 17 ports, which can be accessed with the optocoupler drive, 5-axis stepper motor can be controlled.
P1 as PWM outputs can be controlled with optocoupler input spindle governor.
Can be accessed by a common cathode or common anode input level to 5V drive.
1 x 5 Axis breakout board
1 x USB cable