1_Logic_Functions_Handouts

1_Logic_Functions_Handouts - 8/24/2010 ECE 3504 Digital...

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8/24/2010 1 ECE 3504 Digital Design I Section 1: Logic Functions and Boolean Algebra What You Should Already Know! y Periodically, I will include summaries of information that you should already know should already know. y Some summaries will be more extensive than others. y In general, you are responsible for making sure that you have command of this material outside of class, either through individual or group review, or by asking questions during office hours. What You Should Already Know! y Truth table representation of logic functions y Functional definitions of the seven logic gates y Boolean algebra axioms as presented in ECE 2504 Primitive Logic Gates y AND The output is true if and only if all inputs are true inputs are true. y OR The output is true if any of the inputs are true y NOT The output takes on the logic value not held by the input.
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8/24/2010 2 Implementation AND gate OR gate Inverter (NOT gate) A B AB A + B A B 0 0 01 10 11 Complementary Logic y Complementary logic gates
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1_Logic_Functions_Handouts - 8/24/2010 ECE 3504 Digital...

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