© 2006 Baylor University Slide 1 Fundamentals of Engineering Analysis EGR 1302 Unit 4, Lecture E Approximate Running Time is 20 Minutes Distance Learning / Online Instructional Presentation Presented by Department of Mechanical Engineering Baylor University Procedures: 1.Select “Slide Show” with the menu: Slide Show|View Show (F5 key), and hit “Enter” 2.You will hear “CHIMES” at the completion of the audio portion of each slide; hit the “Enter” key, or the “Page Down” key, or “Left Click” 3.You may exit the slide show at any time with the “Esc” key; and you may select and replay any slide, by navigating with the “Page Up/Down” keys, and then hitting “Shift+F5”.

© 2006 Baylor University Slide 2 Boolean Operators Create a Boolean Expression or a Logic circuit from a Truth Table

© 2006 Baylor University Slide 3 Logic Circuits and Truth Tables abcf n inputs = 8 abcf abcf abcf

© 2006 Baylor University Slide 4 Truth Tables from Boolean Expressions abcf

© 2006 Baylor University Slide 5 Determine the Boolean Expression from a Truth Table abcf abcf “Disjunctive Normal Form” same technique as “Sum of Products” 6 AND gates, 2 OR gates, 7 inverters 3 gates

© 2006 Baylor University Slide 6 The Advantages of the NOR Gate

© 2006 Baylor University Slide 7 The Advantages of the NOR Gate The NOR gate can be used to create any gate logic.

© 2006 Baylor University Slide 8 Exclusive OR XOR We do not define an operator symbol per our text. “Disjunctive Normal Form”

© 2006 Baylor University Slide 9 Truth Table, Boolean Expression, Logic Circuit abcf abcf “Disjunctive Normal Form” The Logic Circuit:

© 2006 Baylor University Slide 10 Application of Boolean Algebra needs 13 gates abc abc

© 2006 Baylor University Slide 11 This concludes Unit 4, Lecture E