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Connection with Host
Host 25S
Printer 9P
(PC or compatible)
DTR 20
......
DSR 6
......
TX 2
......
RX 3
......
CTS 5
......
RTS 4
......
GND 7
......
Alternatively you can just connect the 3 wires in the following way.
Host 25S
Printer 9P
(PC or compatible)
TX 2
...... 2 RX
RX 3
...... 3 TX
GND 7
...... 5 GND
pin 4
pin 5
pin 6
pin 20
Host 9S
(PC or compatible)
1 DSR
DTR 4
6 DTR
DSR 6
2 RX
TX 3
3 TX
RX 2
7 RTS
CTS 8
8 CTR
RTS 7
5 GND
GND 5
Host 9S
(PC or compatible)
TX 3
RX 2
GND 5
pin 4
pin 6
pin 7
pin 8
MP Series - User's Manual
Printer 9P
...... 1 DSR
...... 6 DTR
...... 2 RX
...... 3 TX
...... 7 RTS
...... 8 CTS
...... 5 GND
Printer 9P
......
2 RX
......
3 TX
......
5 GND
71
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