Exsys EX-47200 Installation Manual page 3

DB9M(DTE,Host PC)
1 DCD
2 RXD
3 TXD
4 NC
5 GND
6 NC
7 RTS
8 CTS
RS232
(DB9 female)
3 (Input)
2 (Output)
7 (Input)
8 (Output)
5 (Signal GND)
5. TTL/CMOS Male DB9 Pin Assignments and Wiring
DB9-Male Pin Assignment:
1
6
DB9(Male, this product) to DB9(Female, RS232 Device) Wiring:
DB9M(DTE, this product) DB9F(DCE, RS232 Device)
1 DCD
2 RXD
DB9F(DCE, this product)
Signals Signals
RXD TXD-
TXD RXD-
CTS RTS-
RTS CTS-
GND GND
5
9
3
RS232 to TTL/CMOS Converter
1 DCD
2 TXD
3 RXD
4 NC
5 GND
6 NC
7 CTS
8 RTS
TTL/CMOS
(DB9 male)
3 (Output)
2 (Input)
7 (Output)
8 (Input)
5 (Signal GND)
9 Pins Signal
1 NC
2 RXD-
3 TXD-
4 NC
5 GND
6 NC
7 RTS-
8 CTS-
9 NC
NC = No connection
1 DCD
2 TXD