RS-232
PC
9-pin
RS-232
port
Figure 2.20
RS-232 Wiring
CC94-1
13
14
15
TXD
RXD
COM
If you use a conventional 9-pin RS-232 cable instead of CC94-1, the cable
must be modified according to the following circuit diagram.
1
2
3
4
5
6
7
8
9
TX1
RD
TX2
TD
COM
GND
Female DB-9
To DTE ( PC ) RS-232 Port
1 DCD
2 RD
3 TD
4 DTR
5 GND
6 DSR
7 RTS
8 CTS
9 RI
Figure 2.21
Configuration of RS-232
13
14
15
TXD
RXD
COM
30
4000 Series
6000 Series
8000 Series
4000 Series
6000 Series
8000 Series