2 rs-485 – Dolby Laboratories S01/13621 User Manual
Page 38
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