DIGITAL LOGIC CIRCUITS - Engineering
BINARY NUMBER SYSTEMelectronic CIRCUITS that handle informationencoded in binary form (deal with signalsthat have only two values, 0and 1) DIGITAL .... computers, watches, controllers, telephones, cameras, ... DIGITAL LOGIC circuitsNumber ....inwhatever base Decimal value of the given number__________________________________ ________________________________________ ________________________________________ ________________________________________ _________Decimal: 1,998= 1x103 +9x102 +9x101 +8x100=1,000+900+90+8 =1,998Binary:11111001110 = 1x210 +1x29 +1x28 +1x27 +1x26 +1x23 +1x22 +1x21 =1,024+512+258+128+64+8+4+2 = 1,998 Emil M. PetriuProf. Emil M. Petriu,School of Electrical Engineering and Computer Science, University of OttawaDIGITAL LOGIC CIRCUITS________________________________ ________________________________________ ________________________________________ ________________________________________ ____________N2NComments_________________ ________________________________________ ________________________________________ ________________________________________ ____________________________011224384165 326647 1288 256951210 1,024 Kilo as 210 is th
Simplifying logic functions using Karnaugh maps … looping The logic expressions for an output can be simplified by properly combining squares (looping) in the Karnaugh maps which contain 1s. Looping a pair of adjacent 1s eliminates the variable that appears in both direct and complemented form.
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