
Publication 1794-UM064B-EN-P - May 2014
Communicate With Your Module 15
1794-IV16 – 16-point Source Input Module Image Table Mapping
1794-OB16 Memory Map
Decimal Bit 15 14 13 12 11 10 09080706050403020100Size
Octal Bit 17 16 15 14 13 12 11100706050403020100Read/Write Words
Not used
Read Word 0
O15 O14 O13 O12 O11 O10 O9 O8 O7 O6 O5 O4 O3 O2 O1 O0 Write Word 0
Not used
Write Word 1
Where: O = Output value (O0 corresponds to output 0, O1 corresponds to output 1, and so on)
1794-IV16 Memory Map
Decimal Bit15 14 13 12 11 10 09 08 0706050403020100Size
Octal Bit 17 16 15 14 13 12 11 10 0706050403020100Read/Write 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 NU FT for all channels
Not used
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
NU = Not Used
FT for all
Channels
RCDF
Counter
1794-IV16 Input Filter Times
Description Selected
Filter Time
10 09 08 Filter Time for Inputs 00-15 (00…17)
0 0 0 Filter Time 0 (default) 216 µs
0 0 1 Filter Time 1 512 µs
0 1 0 Filter Time 2 1 ms
0 1 1 Filter Time 3 2 ms
1 0 0 Filter Time 4 4 ms
Kommentare zu diesen Handbüchern