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WIRING
saTECH RIO
|
User´s
Manual | Rev. 1.0
18
6.3.3. Serial Ports
All the saTECH RIO have four
configurable RS232 or RS485
serial ports (two or four wires).
Nine-wire cable with DB-9 male
connectors is to be used.
The following table shows the connector pins of the DB-9 female connectors available in
saTECH BCU.
Pin nº.
RS-232
RS-485 (4w)
RS-485 (2w)
1
TD+
TD+/RD+
2
TX
3
RX
4
TD-
TD-/RD-
5
GND
GND
GND
6
RD-
7
CTS
8
RTS
9
RD+
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