Rockwell Automation 1756-RIO ControlLogix Remote I/O Communication Interface Module User Manual - Manual (Page 142)

142 Publication 1756-UM534B-EN-P - November 2010
Appendix B Adapter Mode I/O Map
Discrete Input Data Monitored Racks
Discrete Input Data Monitored Racks
Offset (Words) Bit Description
0 (Status) 0 Communication error first quarter (I/O group 0…1)
1 Communication error second quarter (I/O group 2…3)
2 Communication error third quarter (I/O group 4…5)
3 Communication error fourth quarter (I/O group 6…7)
4…15 Reserved
1 0…15 Reserved (pad for 32-bit alignment)
2…9 0…15 Discrete input data
Offset 0
Status Word
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
Offset 2-9
Input Words
8 Words of Discrete Input Data
Offset 1
Status Word
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
Reserved (Pad for 32-bit Alignment)
Reserved
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
C
ommunication Err
or
1st 1/4 par
tial rack
Gr
oup 0-1
C
ommunication Err
or
2nd 1/4 par
tial rack
Gr
oup 2-3
C
ommunication Err
or
3r
d 1/4 par
tial rack
Gr
oup 4-5
C
ommunication Err
or
4th 1/4 par
tial rack
Gr
oup 6-7
0=Status OK 1=Error
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