TY  - BOOK
AU  - Hall,Douglas.V.
TI  - Microprocessors and interfacing :programing and hardware 
SN  - 0074636391 
U1  - 004.165 
PY  - 2007///
CY  - New Delhi
PB  - Tata  Mcgraw Hill
KW  - Data processing computer science
ER  -