Is your computer set for bi-directional communication?
See the documentation that came with your computer to change the BIOS settings. The
recommended bi-directional setting for the parallel port is ECP. USB is always bi-directional.
Is your computer set for bi-directional communication?
See the documentation that came with your computer to change the BIOS settings. The
recommended bi-directional setting for the parallel port is ECP. USB is always bi-directional.