Com1 Com2 Rs232/Rs422/Rs485 Select - DFI EL620-C User Manual

COM 1 COM 2 RS232/RS422/RS485 Select
COM 2
COM 1
JP6
6
2
JP6 (for COM1) and JP2 (for COM2) are used to configure the COM ports to
RS232, RS422 (Half Duplex) or RS485.
5
6
3
4
1
2
1-2 On: RS232
(default)
1 2 3 4 5
6 7 8 9
RS232
6
JP2
2
5
1
JP2/JP6
6
4
2
3-4 On: RS422
Half Duplex
COM 1 / COM 2
1 2 3 4 5
6 7 8 9
RS422
Half Duplex
Hardware Installation
5
1
6
5
3 4
1
2
5-6 On: RS485
1 2 3 4 5
6 7 8 9
RS485
2
5
3
1
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