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61202.029L2-1 ISU 128 User Manual 115
Appendix E
Connector Pinouts
Figure E-1
EIA-232/RS-530 Interface
Table E-A
EIA-232 Interface
Pin Name I/O Description
1 Shield I/O Shield for cable
2 TD I Transmitted Data
3 RD O Received Data
4 RTS I Request to Send
5 CTS O Clear To Send
6 DSR O Data Set Ready
7 SG I/O Signal Ground
8 CD O Carrier Detect
9 NC N/A No Connection
10 NC N/A No Connection
11 NC N/A No Connection
12 NC N/A No Connection
13 NC N/A No Connection
14 NC N/A No Connection
15 TC O Transmit Clock
16 NC N/A No Connection
17 RC O Receive Clock
18 NC N/A No Connection
19 NC N/A No Connection
20 DTR I Data Terminal Ready
21 NC N/A No Connection
22 RI O Ring Indicator
23 NC N/A No Connection
24 ETC I External Transmit Clock
25 NC N/A No Connection
I= Input, O= Output, N/A= Not Applicable
PIN 13
PIN 1
PIN 25
PIN 14
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