So I'm trying to detect through Visual Basic 6.0 when a voltage change occurs on one of the pins of the serial/parallel port. The whole thing is pretty simple; no data transfer/handshaking/etc needs ...
This is a long shot, I know, but you never know – maybe someone else has experience with these cash drawer systems.<BR><BR><B>THE PROBLEM</B><BR>In the middle of a small network overhaul, the client I ...