A-7
Printer Port Pin Assignments
The DB-25 parallel port on the RoamAbout R1’s rear panel is used to connect the
RoamAbout R1 to a printer. When a printer is attached to this port, any PCs attached to the
RoamAbout R1’s LAN ports can pass files to the printer. The pin assignments used to
connect to the printer port are provided in the following table.
Figure A-4: DB-25 Printer Port Pin Numbers
DB-25 Printer Port Pin Assignments
Pin
Signal Name
Direction
1
-Strobe
To printer
2
+Data 0
To printer
3
+Data 1
To printer
4
+Data 2
To printer
5
+Data 3
To printer
6
+Data 4
To printer
7
+Data 5
To printer
8
+Data 6
To printer
9
+Data 7
To printer
10
- ACK
To print server
11
+ Busy
To print server
12
+ Paper End
To print server
13
+ Select
To print server
14
- Auto Feed
No connection
15
- Error
To print server
16
- Init
To printer
17
- Select
No connection
18-25
GND
Ground
25