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Lecture05 - ENGRD 2300 Introduction to Digital Logic Design...

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ENGRD 2300 Introduction to Digital Logic Design Fall 2009 Combinational Logic: Component Minimization (Karnaugh Maps) Lecture 5: 1
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Announcements Review Ch 1, Ch 3.1-3.3, Ch 4.1-4.3 Lab 2 prelab due Fri, Sept 11 at 1:25pm Be sure to include your truth tables and sum-of- products expressions in your readme.txt or readme.pdf! HW 1 due Wed, Sept 16 at 1:25pm Lab 3 will be posted soon! Prelab will be due Fri, Sept 18 at 1:25pm Prelim 2 Makeup If you have a conflict and did not get email from me, let me know ASAP If you have a conflict on either of the alternative Lecture 5: 2 If you have a conflict on either of the alternative dates, answer the appropriate email ASAP
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3-Variable Karnaugh Map X Columns where X = 1 00 01 11 10 XY Z Rows where Z = 1 0 0 2 6 4 1 Z 1 3 7 5 Y Columns where Y = 1 Lecture 5: 3
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3-Variable Karnaugh Map Example X=1 F= Σ X,Y,Z (4,5,6,7) 00 01 11 10 XY Z 0 0 1 1 0 0 0 1 1 1 Z=1 F = X Y 1 Lecture 5: 4 Y=1
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Karnaugh Map Usage Plot 1’s corresponding to minterms of function Circle largest possible rectangular sets of 1s # of 1s in set must be power of 2 OK to cross edges (and wrap around)
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