ttl logic 3 Articles . A Discrete Logic Word Clock. March 12, ... [Kev]’s handwriting, so perhaps this diagram will make it clearer. Besides being a nice logic-only project, ...

Self-acclaimed computer nerd [Kevin Koster] was tired of designing new TTL-logic clocks before finishing his previous designs. So he finally buckled down and completed this unique word clock, which… ...

A logic probe can be designed in many different ways. In this particular design, a combination of discrete and TTL logic components is applied to test different logic levels. This logic tester can ...