What firmware are you going to use or are you going to write your own? If you are going to use a firmware like Grbl or Marlin, the pins for step, dir, enable and etc are set in the firmware. The pin assignments will be in a configuration file.
What firmware are you going to use or are you going to write your own? If you are going to use a firmware like Grbl or Marlin, the pins for step, dir, enable and etc are set in the firmware. The pin assignments will be in a configuration file.