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Dolby Installation Guidelines Serial Communications
6-2
• DP571 Auxiliary Data (female)
Table 6-2 Pin Connections for 9-Pin RS-232 Ports (DP571)
Pin Connection Comment
1
NC
2
RX Asynchronous data out
3
TX Asynchronous data in
4
NC
5
GND Ground
6
NC
7
NC
8
CTS Current limiting resistor to +5 V
9
NC
RS-232 Using a Female 8-Pin Mini-DIN Connector
This connection is used for the front-panel remote connections.
Table 6-3 Pin Connections for 8-Pin RS-232 Ports
Pin Connection
Comment
1
NC
2
NC
3
RX Asynchronous data out
4
Ground
5
TX Asynchronous data in
6
NC
7
NC
8
Sense Ground to select front-panel remote port
6.2 RS-485
• Back panel remote connections (except DP562)
• DP563 Auxiliary data
• DP569 Auxiliary data
• DP570 Metadata inputs
• DP571 Metadata input