HOW TO – Build parallel port prototypes

Computers & Mobile Technology
HOW TO – Build parallel port prototypes

Img413 62Hardwaresecrets has a goo how-to on doing projects with a parallel ports – “The computer parallel port is the easiest way to control devices outside the PC, like LEDs, lights and even home appliances. In this tutorial we will teach you how to use the computer parallel port to control circuits outside your computer. The greatest thing about printers nowadays is that they use USB connection. Thus, on the majority of modern PCs the parallel is not used, so it is available for us to use it to control circuits outside the computer box.” Link.

2 thoughts on “HOW TO – Build parallel port prototypes

  1. Fub says:

    Just remember to use opto-isolators — you wouldn’t want to short your motherboard’s printer port.

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