4_Axis_External_Driver

This controller runs Grbl_ESP32 firmware.

Features

• Can power (4) external opto isolated stepper drivers with a strong 5V signal
• Has (4) opto isolated switch inputs
• Has (1) opto isolated probe input
• Has (1) RS485 Spindle output
• Has 5V outputs for Spindle PWM, Enable and Mist coolant

Motors can be ganged and squared, all inputs and output can easily be re-assigned to othe functions.