THE MAGAZINE FOR COMPUTER APPLICATIONS
Circuit Cellar Online offers articles illustrating creative solutions
and unique applications through complete projects, practical
tutorials, and useful design techniques.

WHAT'S YOUR ENGINEERING QUOTIENT?

Problem 7—Even though self-exclusive-or is often a faster and shorter instruction to reset (zero fill) a register, it cannot always replace the "load register with immediate value zero" instruction. Why?

ANSWER

Problem 8—Consider the circuit shown. Given that X is a square-wave with a period many times longer than one gate delay, what does Y look like?

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