B-1
RS-232 9-pin Serial Port
The following table describes the various pins of the RS-232 9-pin Serial Port:
Pin
Function
I/O
1
NC
2
RXD
Input
3
TXD
Output
4
NC
5
GND
6
NC
7
NC
8
NC
9
NC
Null Modem Cable
25-pin Male
RS-232 Connector
9-pin Female
RS-232 Connector
MCU-323
9-pin Male
RS-232 Connector
6
9
1
5
1
13
14
25
Modem
1
5
6
9
PC
Figure B-1 – Null modem cable connectors
Summary of Contents for MCU-323
Page 1: ...P N 61288 00001 Rev C MCU 323 Multipoint Conferencing Unit User Guide...
Page 8: ...Table of Contents vi Glossary Index...
Page 14: ......
Page 30: ......
Page 36: ......
Page 44: ......
Page 46: ......
Page 84: ......
Page 92: ......
Page 120: ......
Page 122: ......
Page 138: ......
Page 140: ......
Page 144: ......
Page 146: ......
Page 152: ......
Page 155: ...A Safety Considerations...
Page 156: ......
Page 158: ......
Page 159: ...B Cable Connectors...
Page 160: ......
Page 163: ...C Uploading Files to the MCU 323...
Page 164: ......
Page 166: ...Uploading Files to the MCU 323 C 2 Figure C 1 Software Upload Utility screen...
Page 168: ......
Page 169: ...D Technical Specifications...
Page 170: ......
Page 172: ......
Page 180: ......