Samsung SCC-C7439P - Manual (Page 15)

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Baud Rate Setup
Use pins #5, #6 of SW603 to set the baud rate.
BAUD RATE PIN 5 PIN 6
4800 BPS ON ON
9600 BPS OFF ON
19200 BPS ON OFF
38400 BPS OFF OFF
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 : Using numbers 1 and 2 PIN, turn to and it will be terminated.
Controller
Termination n < 32
Termination
SW1-ON
CAM n CAM n-1 CAM 2 CAM 1
TX+(DATA+)
TX-(DATA-)
RX- RX+ RX+ RX- RX+ RX- RX+ RX-
00955G-EU1_SCC-C7439P-ENG-1.indd15 15 2009-10-15 8:56:21