13
Chapter 2
HARDWARE INSTALLATION
User's Manual |
CMS630
X
Jumper Settings
COM1/COM2 RS232/422/485 Select
1
JP10
JP8
JP6
(COM 2)
JP1/JP2/JP3 (for COM 1) and JP6/JP8/JP10 (for COM 2) are used to configure the COM
ports to RS232, RS422 (Full Duplex) or RS485. When COM 1 RS232/422/485 is selected, JP1
and JP2 must be set in accordance to JP3. When COM 2 RS232/422/485 is selected, JP6 and
JP8 must be set in accordance to JP10. The pin functions of the COM ports will vary according
to the jumpers’ setting.
JP2
JP3
JP1
(COM 1)
JP1/JP2 (COM1), JP6/JP8 (COM2)
1-3, 2-4 On:
RS232 (default)
3-5, 4-6 On:
RS422 Full Duplex
3-5, 4-6 On:
RS485
2
4 6
1 3
5
2
4 6
1 3
5
2
4 6
1 3
5
JP3 (COM 1)/JP10 (COM 2)
1-3, 4-6 On:
RS232 (default)
3-5, 4-6 On:
RS422 Full Duplex
3-5, 2-4 On:
RS485
2
4 6
1 3
5
2
4 6
1 3
5
2
4 6
1 3
5