Parallel (Printer) Port Connector (Cn8) - Aaeon SBC-556/L Manual

Parallel (Printer) port connector (CN8)

Normally, the parallel port CN8 is used to connect the card to a
printer. 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.
Parallel port IRQ
The SBC-556/L supports one parallel port. The port is designated as
LPT1 and can be disabled or changed to LPT2 or LPT3 in the system
BIOS setup.
Pin assignments
Parallel (printer) Connector (CN8)
Pin
1
3
5
7
9
11
13
15
17
D i s k O n C h i p
Signal
Strobe
Data 1
Data 3
Data 5
Data 7
Busy
+Select
-Error
-Select input
25
26
B A T
Pin
2
4
6
8
10
12
14
16
18~25 GND
Chapter 2 Installation
1
2
Signal
Data 0
Data 2
Data 4
Data 6
-Acknowledge
Paper empty
-Auto feed
-Init printer
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