000 00286nam a2200121Ia 4500
008 160122s9999 xx 000 0 und d
041 _aEnglish
100 _adouglas V hall
245 _amicroprocessors & interfacing
260 _bDelhi:TMH
_c1986
300 _a554p.
650 _aComputer
999 _c2310
_d2310