OPERATORS MANUAL
TT1200 MPEG2-DVB PROFESSIONAL DECODER
PAGE 17
TANDBERG TELEVISION ASA, Philip Pedersensvei 20, PO Box 322, N-1324 Lysaker, Norway
Tel: +47 67 11 62 00, Fax: +47 67 11 62 01
Default baud rate for the communication link is 38400, and is programmable.
The other communication parameters are as follows:
•
Parity: off
•
Databits: 8
•
Stopbit: 1
These parameters are not programmable.
RCDS (RS485). This is a customer specific protocol.
3.5.2 RS485 Connector
RS485 asynchronous data output is switchable between:
•
general purpose data
•
software upgrade port
•
remote control (multi-drop)
Note that software drivers are not implemented for this connector. This will be developed in the future.
3.5.3 Pin configuration
The pin configuration for the data ports is shown in the figure below.
1
6
5
9
GND
TXD -
RXD +
TXD +
RXD -
RS485
Figure 7 Pin configuration
3.6 Relay Connectors
TT1200 has a relay as default. one for alarm signalling , see below. The pin configuration is shown in
Figure 8.
Figure 8 The alarm relay pinning
1
6
5
9
GND
RXD in
TXD out
RTS out
CTS in
RS232
1
5
6
ALARM
9
The figure shows the situation
when there are no alarms in the
system.
