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(+) =XOR
F(w,x,y,z)=(w'+x'+y')(+)xyz i tried to : F(w,x,y,z)=(w'+x'+y')(+)xyz=(w'+x'+y')' *(xyz) + (w'+x'+y')(xyz)'= =(wxy)(xyz)+(w'+x'+y')(x'+y'+z') .. .. in the end i get =wxyz+w'x'+w'y'+w'z'+x'+x'y'+x'y'+y'+y'z'+y'z' what to do know??? how to transform implement it with a two input line NANDs ??? |
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This is how you do it with gates:
http://upload.wikimedia.org/wikipedi...Using_NAND.jpg
__________________
--- The days of the digital watch are numbered. --- |
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there is no article on some NAND drawing
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