4 example of connection to a computer, 4 connection to a computer -9 – CITIZEN CLP-2001 User Manual
Page 64
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6.4
Example of Connection to a Computer
When RS-232C is used:
IBM PC compatible
Communication control: XON/XOFF or CTS/DTR
”PC”
(DB25P)
Printer
(DB25P)
F.GND
1
TXD
2
RXD
3
GTS
5
S.GND 7
DSR
6
DTR
20
"PC
H
(DB9P)
NC
TXD
3
RXD
2
GTS
8
S.GND
5
DSR
6
DTR
4
1
F.GND
3
RXD
2
TXD
20
DTR (Ready/Busy)
7
S.GND
4
RTS
5
GTS
Printer
(DB25P)
1
F.GND
3
RXD
2
TXD
20
BUSY
7
S.GND
4
RTS
5
GTS
6 - 1 2
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