GW Instek SFG-830 User Manual - Manual (Page 47)

p. 44 SFG-830
9-PIN D-SHELL
1. No Connection
2. Receive Data (R×D) (input)
3. Transmit Data (T×D) (output)
4. No connection
5. Signal Ground (GND)
6. No connection
7. No connection
8. No connection
9. No connection
Figure 2: Pin Assignments of the RS-232 Connector(DB-9-D Male)
DB25 to DB25 / DB25 to DB9 / DB25 to DB9
This wiring configuration is used for computers with DB-25-D connectors configured
as Data Terminal Equipment.
EQUIPMENT COMPUTER
(DB25,DTE) (DB25,DTE)
Pin2 Pin2
Pin3 Pin3
Pin7 Pin7
Figure 3: DB25 to DB25 Wiring Configuration