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Normally, the parallel port is used to connect the card to a printer.
The SBC-551/552 includes an onboard parallel port, accessed
through CN4, a 26-pin flat-cable connector. You need an adapter
cable if you use a traditional DB-25 connector. The cable has a 26-
pin connector on one end and a DB-25 connector on the other.
Mounted on a retaining bracket.
Parallel port IRQ
The SBC-551/552 supports one parallel port. The port is designat-
ed as LPT1 and can be disabled or changed to LPT2 or LPT3 in the
system BIOS setup.
Pin assignments
Pin
Signal
1
Strobe
3
Data 1
5
Data 3
7
Data 5
9
Data 7
11
Busy
13
+Select
15
-Error
17
-Select input
Pin
Signal
2
Data 0
4
Data 2
6
Data 4
8
Data 6
10
-Acknowledge
12
Paper empty
14
-Auto feed
16
-Init printer
18~25 GND
Chapter 2 Installation
31
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