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Serial Interface
The RS232 connector on the printer side is a female, DB-9 and pin to pin
standard type.
Baud rate: 2400, 4800, 9600(default), 19200, 38400, 57600, 115200
bauds.(programmable by command)
Pin
Direction
1
2
Output
3
Input
4
5
6
7
Input
8
Output
9
Output
Note :
1. Pin 9 are reserved for KDU (keyboard device unit), therefore
do not connect these pins if you are using a general host like
a PC.
Definition
Shorted to Pin 4,6
TX
RX
Shorted to Pin 1,6
Ground
Shorted to Pin 1,4
CTS
RTS
+5V
OS-2130D & OS-2130DE User's Manual
62
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