S06prelim2 - ENGRD 230: Introduction to Digital Logic...

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ENGRD 230: Introduction to Digital Logic Design Spring 2006 ENGRD 230 – Spring 2006 Prelim 2 Tuesday, April 11, 2006 Closed book, closed notes, no calculators Time limit: 75 minutes Academic integrity is expected of all students of Cornell University at all times, whether in the presence or absence of the faculty. Understanding this, I declare I shall not give, use or receive unauthorized aid in this work. ________________________ Signature ________________________ Name ________________________ NetID Please write your NetID at the top of each page of your exam. 1
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ENGRD 230: Introduction to Digital Logic Design Spring 2006 Problem Score 1 /30 2 /20 3 /15 4 /20 5 /15 Total /100 2
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ENGRD 230: Introduction to Digital Logic Design Spring 2006 NET ID: ___________ 1. (30 points) Consider the following state machine: (a) Is this a Mealy or Moore machine? Explain. (b) Derive excitation equations (equations for the J and K inputs) for both J-K flip-flops. (c) Using the characteristic equation for a J-K flip-flop (Q* = JQ’ + K’Q), derive the transition (next state) equations for both J-K flip-flops. (d)
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S06prelim2 - ENGRD 230: Introduction to Digital Logic...

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