Rockwell Automation 1794-APBDPV1 FLEX I/O PROFIBUS Adapter User Manual - Manual (Page 25)

Publication 1794-UM064B-EN-P - May 2014
Communicate With Your Module 13
1794-IB16 – 16-point Digital Input Module Image Table Mapping
1794-IB8 Memory Map
Decimal Bit 15 14 13 12 11 10 09 08 07 06 05 04 03 02 01 00 Size
Octal Bit 17 16 15 14 13 12 11 10 07 06 05 04 03 02 01 00 Read Words
Not used D7 D6 D5 D4 D3 D2 D1 D0 Read Word 0
Not used Read Word 1
Not used FT 00…07 Write Word 0
Where: D = Input Data (D0 corresponds to input 0, D1 corresponds to input 1, and so on)
DT = Input Filter Time (FT 00…07 corresponds to inputs 0…7)
1794-IB8 Input Filter Times
Description Selected
Filter Time
02 01 00 Filter Time for Inputs 00…07
0 0 0 Filter Time 0 (default) 0.256 ms
0 0 1 Filter Time 1 0.512 ms
0 1 0 Filter Time 2 1 ms
0 1 1 Filter Time 3 2 ms
1 0 0 Filter Time 4 4 ms
1 0 1 Filter Time 5 8 ms
1 1 0 Filter Time 6 16 ms
1 1 1 Filter Time 7 32 ms
1794-IB16 Memory Map
Decimal Bit 15 14 13 12 11 10 09 08 07 06 05 04 03 02 01 00 Size
Octal Bit 17 16 15 14 13 12 11 10 07 06 05 04 03 02 01 00 Read Words
D15 D14 D13 D12 D11 D10 D9 D8 D7 D6 D5 D4 D3 D2 D1 D0 Read Word 0
Counter Read Word 1
Not used DF RC FT 12…15 FT 00…07 Write Word 0
Where: D = Input Data (D0 corresponds to input 0, D1 corresponds to input 1, and so on)
DT = Input Filter Time (FT 00…11 corresponds to inputs 0…11; FT 12…15 corresponds to inputs 12…15)
DF = Disable Filter
RC = Reset Counter
Filter
Time
Counter
Filter
Time
RC DF
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