
DB-9F to DB-9M Terminal Printer Cable
Modem Cables
Terminal/Printer Cables, DB-9 to DB-9
The wiring diagram for a DB-9 pin to DB-9 pin terminal/printer cable is shown in Table 1.
Table 1: EIA-232 DB-9 to DB-9 terminal/printer cable
DB-9 Signal Direction Signal To DB-9
2 RxD TxD 3
3 TxD
RxD 2
4 DTR
DSR 6
DCD 1
5SG
SG 5
6 DSR
RTS 7
1 DCD
7 RTS
CTS 8
8 CTS
DTR 4
Shell GND GND Shell
* Arrows indicate which direction the signal is flowing
NOTES:
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Altpin should be turned off when using this cable.
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This cable utilizes the DTR signal of the terminal/printer for hardware flow control (RTS/CTS).
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