Specifications

1-4. RS-232C connector Pin Assignment

The pin assignment of the connector is below:

This DB9pin connector is compatible with ANSI/EIA/TIA-574 specifications.

1 2 3 4 5

Pin#

Signal

Name

Direction

DTE – DCE.

Meaning

1 DCD <--- Data Carrier Detected

2 RXD <--- Received Data

3 TXD ---> Transmitted Data

4 DTR ---> Data Terminal Ready

5 GND - Signal Ground

6 DSR <--- Data Set Ready

7 RTS ---> Request to Send

8 CTS <--- Clear to Send

9 RI <--- Ring Indicator

D-Sub9pin Male

6 7 8 9

Anchor [#4-40]

For using inch screw