Samsung Smart Dome SCC-C6455P Manuel D'utilisation page 13

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Baud Rate Setup
Use pins #5, #6 of SW603 to set the baud rate.
BAUD RATE
4800 BPS
9600 BPS
19200 BPS
38400 BPS
The factory default is 9600 BPS.
Setting RS-422A/RS-485 Termination
As it is shown in the structure map, when Controller and RS-422A/RS-485 is
connected, it should be terminated according to the Cable feature of impedance
on the each end of the transmitting line to transfer the signals in long distance by
controlling the reflection of the signals to the lowest.
Termination
TX+(DATA+)
Controller
TX-(DATA-)
Termination : Using numbers 1 and 2 PIN, turn to <ON> and it will be terminated.
PIN 5
ON
OFF
ON
OFF
RX+ RX- RX+ RX-
CAM 1 CAM 2
<RS-485 Half Duplex Organization>
PIN 6
ON
ON
OFF
OFF
n < 32
Termination
SW1-ON
RX+ RX- RX- RX+
CAM n-1 CAM n
English _13