: If automatic search fails, choose Browse my computer for drivers and select the folder where you downloaded the Linksys or Broadcom files.
However, be aware that new motion controllers from major brands (Siemens, Beckhoff, Rockwell) are dropping 5V step/dir outputs in favor of 24V differential signals. The Dnub-at1-236b- Driver’s inputs are 5–24V compatible, but you may need a line driver converter for controllers that output only RS-422 differential signals. Dnub-at1-236b- Driver