Omron CVM1-CLK21, Operation Manual

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76
Setting Data Links Section 5-2
Note a) The total number of words in data link send and receive areas
must not exceed 12,000 per node.
b) The following values must be satisfied for each node for the data
link area 1 and area 2 so that the final word in the data link does
not go beyond the last word in the PC memory area.
(Data link start word – 1) + (Total number of send/receive
words in area 1 or area 2)
@
6143 (CIO Area)
199 (LR Area)
32767 (DM Area, EM Area)
Area 1 Data link
start word CIO Area: CIO 000 to CIO 6143
LR Area: LR 00 to LR 199 (*)
DM Area: DM 0000 to DM 32767
EM Area: Banks 00 to 12, EM 0000 to EM 32767
The same area cannot be set for both area 1 and area 2. Set dif-
ferent areas.
*: When a word between LR 000 and LR 199 is specified, the
data link area will be allocated between CIO 1000 and
CIO 1199.
Number of
words Remote nodes: 0 to the number of source words
Set the number of words to be received.
Local node: 0 to 1,000
Set the number of words to be transmitted.
The total number of words in area 1 and area 2 in each node
must not exceed 1,000.
The numbers of words in both area 1 and area 2 in each node
must not be set to 0.
Offset Remote nodes: 0 to one less than number of source words
Set the offset for the data to be received.
Local node: Cannot be set.
This setting is not required if an offset is not used.
Area 2 Data link
start word CIO Area: CIO 000 to CIO 6143
LR Area:
L
R 00 to LR 199 (*)
DM Area: DM 0000 to DM 32767
EM Area: Banks 00 to 15, EM 0000 to EM 32767
(EM must be installed)
The same area cannot be set for both area 1 and area 2. Set dif-
ferent areas.
*: When a word between LR 000 and LR 199 is specified, the
data link area will be allocated between CIO 1000 and
CIO 1199.
Number of
words Remote nodes: 0 to the number of source words
Set the number of words to be received.
Local node: 0 to 1,000
Set the number of words to be transmitted.
The total number of words in area 1 and area 2 in each node
must not exceed 1,000.
The numbers of words in both area 1 and area 2 in each node
must not be set to 0.
Offset
Remote nodes: 0 to one less than number of source words
Set the offset for the data to be received.
Local node: Cannot be set.
This setting is not required if an offset is not used.
Setting item Setting range