User`s guide

Pin Assignments
B-3
5100-A2-GB22-00
December 1996
RS-232 Interface
Table B-3 defines the pinouts for the RS-232 connector. This serial connector is a
Dual DB 25-pin.
Table B-3. RS-232 Interface Cable Pin Assignment
Pin Number
RS-232 Description
1 Ground Protective Ground
2 232-TD Transmit Data
3 232_RD Receive Data
4 232_RTS Request To Send
5 232_CTS Clear To Send
6 232_DSR Data Set Ready
7 Ground Signal Ground/Common Return
8 232_CD Received Line Signal Detect/Carrier Detect
9 NC Receive Data Clock B
10 NC
11 NC External Clock B
12 NC Transmit Data Clock B
13 NC
14 NC Transmit Data B
15 NC Transmit Data Clock A
16 NC Receive Data B
17 NC Receive Data Clock A
18 NC
19 NC
20 232_DTR Data Terminal Ready
21 NC
22 NC
23 NC
24 NC External Clock A
25 NC