About the article

LPT/COM tester

LPT/COM tester
Any computer owner/enthusiast who likes to experiment should really have an interface tester. This need not be an expensive, proprietary instrument: in most cases a simple Go/NoGo tester as shown in here is perfectly adequate. The circuit may be used for testing the level on serial interface lines (COM) as well as on parallel ones (LPT).
Downloading of this magazine article is reserved for Elektor Members only.
Already a member? click here to log in.
Loading comments...