Logical Device Starting Address Status - Allen-Bradley 1747-SN User Manual

M1 (Status) File - Word 8
Bit Number (decimal)
Primary Logical Device Address, Word 8
G File - Word 1
Primary Logical Device Address, Word 1
M1 (Status) File - Word 3
Bit Number (decimal)
Complementary Logical Device Address,
Word 3
G File - Word 3
Complementary Logical Device Address,
Word 3
RIO Logical Rack 11
Starting Group 2

Logical Device Starting Address Status

Word 8 – provides status/feedback of the logical device starting
addresses you configured in word 1 of the G file (primary/normal
logical devices). Writing to M1 file word 8 will not alter the
contents of the G file.
15 14 13 12
0 0 1 0
Starting Group
6 4 2 0
0 0 1 0
RIO Logical Rack 3 RIO Logical Rack 2
Starting Group 2 Starting Group 2
Word 3 – provides status/feedback of the logical device starting
addresses you configured in word 3 of the G file (complementary
devices). Writing to M1 file word 3 will not alter the contents of the
G file.
15 14 13 12 11 10
0 0 1 0 0 0
Starting Group Starting Group
6 4 2 0 6 4
0 0 1 0 0 0
RIO Logical Rack 10
Starting Group 2
Scanner Configuration and Programming
11 10 9 8 7 6
0 0 1 0 0 0
Starting Group Starting Group
6 4 2 0 6 4
0 0 1 0 0 0
RIO Logical Rack 1
Starting Group 0
9 8 7 6 5 4
1 0 0 0 0 1
Starting Group
2 0 6 4 2 0
1 0 0 0 0
1
RIO Logical Rack 9 RIO Logical Rack 8
Starting Group 0 Starting Group 6
5 4 3 2 1 0
0 1 1 0 0 1
Starting Group
2 0 6 4 2 0
0 1 1 0 0 1
RIO Logical Rack 0 RIO Logical Rack 0
Starting Group 6 Starting Group 0
3 2 1 0
M1 File
1 0 0 1
M1:e.3
Starting Group
6 4 2 0
0 0 1
1
RIO Logical Rack 8
Starting Group 0
Publication 1747 6.6 - July 1996
4–23
M1 File
M1:e.8