![MPLEX, logic gate probe, integrated circuits, LPT port, QBasic, QuickBasic](https://www.valoroso.it/wp-content/uploads/MPLEX-porte-logiche-multiplexer-436x272.jpg)
MPLEX probe for logic gates
MPLEX is a project I had done as a boy to test integrated circuits and logic gates. The project consists of an interface, to be connected to the LPT port of the computer, and a software, programmed in QuickBasic, which works in the [...]