00305nam a2200109 a 450000500170000002000150001708200180003210000160005024500670006626000400013330000220017320251203091529.0  a0412451409  a001.642,bnic  aNicoud, JD.  aMicroprocessor interface design: digital circuits and concepts  aLoNew Delhion: Chapman & Hallc1991  axvi,292p.c22 cm.