00633nam a2200217 a 4500008004100000020002200041100001700063245009700080250001200177260003200189300003300221500002000254650004200274650002200316650002100338700001500359700001400374003000100388005001700389040000900406                                          a0713135697 (pbk.)1 aHeffer, D.E.10aBasic principles and practice of microprocessors / cD.E. Heffer, G.A. King, and D.C. Keith.  a2nd ed.  aLondon :bE. Arnold,c1986.  axi, 241 p. :bill. ;c25 cm.  aIncludes index.  aElectronics and computing technology.  aMicroelectronics. 0aMicroprocessors.1 aKing, G.A.1 aKeith, D.20230123133810.0  cNUST