Transcription of Basic Logic Gates Logic Gates 1 - Virginia Tech
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Computer Science Dept Va tech October 2003 2003 McQuain WD & Keller BJ1 Logic GatesOO Software Design and ConstructionBasic Logic GatesandGate:accepts two binary inputs xand y, emits x & y111001010000 OutputyxorGate:accepts two binary inputs xand y, emits x | y111101110000 OutputyxnotGate:accepts one binary input x, emits !y0110 OutputxComputer Science Dept Va tech October 2003 2003 McQuain WD & Keller BJ2 Logic GatesOO Software Design and ConstructionBasic Logic GatesnandGate:accepts two binary inputs xand y, emits !(x & y)011101110100 OutputyxxorGate:accepts two binary inputs xand y, emits x ^ y011101110000 OutputyxThe Basic Logic Gates can be combined to form more complex digital circuits of all fact, the NOT and AND Gates alone are sufficient, but that does not really concern Scienc
Note that the internal gate logic is symmetric with respect to its inputs, so we can be fairly loose about which is which. Computer Science Dept Va Tech …
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