B&B Electronics Parallel Printer Card PIOC 用户手册

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页码 16
Documentation Number PIOC2595 Manual 
15 
B&B Electronics  --  PO Box 1040  --  Ottawa, IL  61350 
PH (815) 433-5100  --  FAX (815) 433-5105
 
 
 
NOTE 1:
  The addresses marked with an "*" are the addresses 
normally associated with LPT1 and LPT2.  378 (and sometimes 
3BCh) is used as LPT1 and 278h is usually used with LPT2. 
 
NOTE 2:  The last two bits (A0 and A1), marked with an "X" on 
SW1, are not used. 
 
NOTE 3:  A "1" indicates that the switch is ON and a "0" indicates 
that the switch is OFF.