I am trying to assign the I/O ports for Laser Ready and Laser Busy. I assigned the ports, but nothing every changed on any of the pins at the DB15 connector?

I am trying to assign the I/O ports for Laser Ready and Laser Busy. I assigned the ports, but nothing every changed on any of the pins at the DB15 connector?

Which DB15 connector, and what board do you have? Most have a pretty limited set of output pins.
I went through a lot of docs and some experimentation when figuring out exactly what was available and connected. I’d recommend checking out that thread for an overview, and then come back here with any questions, since that thread timed out a while ago:
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