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PARALLEL PORT
I/O Mapping
--------------------------
LPT1:
$378-37A
LPT2:
$278-27A
DB-25 Connector (Computer End)
Pin Signal Pin Signal
-------------------------------------------------------------------
1 *STROBE 14 *Auto Feed
2 Data Bit 0 15 *Error
3 Data Bit 1 16 *Initialize Printer
4 Data Bit 2 17 *Select Input
5 Data Bit 3 18 GND
6 Data Bit 4 19 GND
7 Data Bit 5 20 GND
8 Data Bit 6 21 GND
9 Data Bit 7 22 GND
10 *Acknowledge 23 GND
11 Busy 24 GND
12 Paper Out 25 GND
13 Select