Dfi EC300 Series Manual de usuario Pagina 69

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69
4
Jumper Settings
EC300/310/320/321-CR6G60
JP1 JP2 JP5
JP8
COM 3
(JP1)
COM 4
(JP2)
COM 5
(JP5)
COM 6
(JP8)
1-2 On: RS232
(default)
3-4 On: RS422
Full Duplex
5-6 On: RS485
64
2
531
JP1 (for COM 3), JP2 (for COM 4), JP5 (for COM 5) and JP8 (for COM 6) are used
to con gure the COM ports to RS232, RS422 (Full Duplex) or RS485.
The pin function of the COM ports will vary according to the jumper’s setting.
JP1 / JP2 / JP5 / JP8
64
2
64
2
531531
COM 3 / COM 4 / COM 5 / COM 6
DCD
TXD
RXD
DTR
GND
12345
RX+
TX+
RX-
TX-
GND
12345
DATA+
N.C.
DATA-
N.C.
GND
12345
COM 3 to COM 6 RS232/RS422/RS485 Select
689
7
DSR
CTS
RTS
RI
689
7
N.C.
N.C.
N.C.
N.C.
689
7
N.C.
N.C.
N.C.
N.C.
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