00508cam a2200181 i 4500 0070255717 DLC 621 GRE 1980 A045 Or. Hall, Douglas V. Microprocessors and digital systems / New York : Gregg Division, McGraw-Hill, c1980. vi, 426 p. : ill. ; 29 cm. Electronic digital computers. Microprocessors. Digital electronics. Integrated circuits EK 13335 13335 0 0 0 621_000000000000000_GRE_1980_A045_OR 0 64212 LBA LBA A045 2017-08-24 621 GRE 1980 A045 Or. A20542 2017-08-24 2017-08-24 EK