Hardware Configuration
RUBY-9712VG2A User’s Manual
2-2
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21 19 17 15 13 11
9
7
5
3
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22 20 18 16 14 12 10
8
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4
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21 19 17 15 13 11
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1
22 20 18 16 14 12 10
8
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21 19 17 15 13 11
9
7
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1
22 20 18 16 14 12 10
8
6
4
2
21 19 17 15 13 11 9
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21 19 17 15 13 11 9
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21 19 17 15 13 11 9
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1
JP1: COM1(J3) Interface Selection
JP1
5-6,9-11,10-12,15-17,16-18 Short
RS-232
Ì
3-4,7-9,8-10,13-15,14-16,21-22 Short
RS-422
1-2,7-9,8-10,19-20 Short
RS-485
JP2: Factory test only
JP2
Function
Open Normal
Ì
Short Factory
Test
JP3: CMOS Clear
Normal Clear
JP3
Function
1-2 Short
Clear CMOS Disable (Normal)
Ì
2-3 Short
Clear CMOS Enable (Clear)
JP4: Watch Dog Timer Enable/Disable
JP4
Function
Short
Watch Dog Enable (Normal)
Ì
Open
Watch Dog Disable
RS-232
RS-422
RS-485
1
2
3
1
2
3
