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FabiaTech Corporation
RS485 and RS422 Hardware Setup
The serial port 2 is designed for multiple proposes. Use BIOS setting or JP2 selects
the RS-232, RS422 or RS-485, and provides terminator select of RS-485 mode.
JP2: RS485 Terminal Select and RS422 or RS485 Port Selected
1
OFF
2
ON
LINK
ACT
2 4 6 8 10
1 3 5 7 9
2 4 6 8 10
1 3 5 7 9
2 4 6 8 10
1 3 5 7 9
2 4 6 8 10
1 3 5 7 9
2 4 6 8 10
1 3 5 7 9
2 4 6 8 10
1 3 5 7 9
DB-9
RS-232
RS-422 RS-485
1 -DCD
6 -DSR
2 RXD RX-
485-
7 -RTS TX-
3 -TXD RX+
485+
8 -CTS TX+
4 -DTR
9 -RI
5 Ground
Metal Case Ground
JP2
JP2
JP2
Pin 1,3 Close:
Terminator
Disable
Default
RS-232
Factory Preset
RS-485
Pin 1,2 Close:
Terminator
Enabled
RS-422
JP2
JP2
RS-485
JP2
*Note: Changing the setting
in BIOS setup program
RS-485
56
Содержание Fanless FX5202
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