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Setting Data Links
CVM1 or CV-series Startup Node
N: DM 2000 + 100 × (Unit number of Controller Link Unit)
15 14 13 12 11 10 9
–
–
0
Word N
0: Always 0.
– : Other settings
15
N+1
Area 1 data link start word (BCD)
Area 1 type
N+2
N+3
Number of send words per node of area 1 (BCD)
N+4
Rightmost 4 digits of data link start word of area 2 (BCD)
Area 2 type
N+5
Number of send words per node of area 2 (BCD)
N+6
N+7
First data link status word (BCD)
15 14 13 12 11 10 9
N+8
16 15 14 13 12 11 10 9
N+9
32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17
BCD: Set the value as binary-coded decimal.
Settings
Set the following DM parameter area of the PC of the startup node.
8
7
6
5
0
0
0
0
0
0
0
8
7
Leftmost digit of data link start word
of area 2 (BCD)
8
7
6
5
8
7
6
Item
Data link mode
Area 1 data link start
word
Area 1 type
Number of send words
per node of area 1
Area 2 data link start
word
Area 2 type
4
3
2
1
0
–
0
0
0
Data link mode
Set to 01 for automatic setting.
(00 is for manual setting. Other values are invalid.)
0
4
3
2
1
0
5
4
3
2
1
Nodes to participate in the data links
The numbers indicate node numbers.
The value assigned indicates whether the
node is to participate in the data links.
Participate:
Not participate: 0
Specify automatic (01).
Set the word address in BCD.
CIO Area: CIO 0000 to CIO 2555
LR Area: LR 000 to LR 199 (*)
*: When a word between LR 000 and LR 199 is speci-
fied, the data link area will be allocated between CIO
1000 and CIO 1199.
Set the area for area 1 in BCD.
CIO Area: 80
LR Area:
86
Area 1 not used: 00
Set the number of words in BCD between 0 and 1,000.
The total number of send words of area 1 and area 2
must not exceed 1,000.
When area 1 is not used, set to 0.
Set the word address in BCD.
DM Area: DM 0000 to DM 8191
(CV500/CVM1-CPU01)
DM 0000 to DM 24575 (Other CPU Units)
EM Area: Banks 00 to 07, EM 0000 to EM 32765
(
EM must be installed)
Set the area for area 2 in BCD.
DM Area: 82
EM Area: Banks 00 to 07: 90 to 97
Area 2 not used: 00
Section 5-2
1
Setting range
95
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