134
Setting Data Links
Section 5-2
Set the following parameter in the DM Parameter Area of the PLC at the star-
tup node.
Automatic Setting, Equality Layout
Setting Range for
Automatic Setting,
Equality Layout
Word N
0: Always specify 0.
– : By other setting
15 14 13 12 11 10 9
8
7
6
5
4
3
2
1
0
–
–
0
0
–
0
0
0
–
0
0
0
–
N: DM 30000 + 100
×
Controller Link Unit number
Data link mode
001: Automatic setting, equality layout
101: Automatic setting, 1:N allocation
(000 is for manual setting. Settings other
than 000, 001, or 101 are invalid.)
Start word for area 1 (BCD)
Area for area 1
Send size per node for area 1 (BCD)
Rightmost 4 digits of start word for area 2 (DM area) (BCD)
Leftmost digit of start word for
area 2 (BCD)
First word to store link status (BCD)
BCD: Set the value as binary-coded decimal.
Nodes to participate in the data links
The numbers indicate node numbers.
The status that is set determines whether the
node will participate in the data links.
Participate: ON
Not participate: OFF
15
8
7
0
15 14 13 12 11 10 9
8
7
6
5
4
3
2
1
0
16 15 14 13 12 11 10 9
8
7
6
5
4
3
2
1
N+1
N+2
N+3
N+4
N+5
N+6
N+7
N+8
32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17
N+9
Area for area 2
Send size per node for area 2 (BCD)
00
48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33
N+10
--- --- 62 61 60 59 58 57 56 55 54 53 52 51 50 49
N+11
Item
Setting range
Data link mode
Specify automatic (01).
Start word for area 1
Set the word address in BCD.
CIO Area: CIO 000 to CIO 6143
LR Area: LR 00 to 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.
Area for area 1
Set the area for area 1 in BCD.
CIO Area: 80
LR Area: 86
Area 1 not used: 00
Send size per node for
area 1
Set the number of words in BCD between 0 and 1,000.
The total number of send words for area 1 and area 2
must not exceed 1,000.
When area 1 is not used, set to 0.
Start word for area 2
Set the word address in BCD.
DM Area: DM 0000 to DM 32767
EM Area: Banks 00 to 12, EM 0000 to EM 32767
Summary of Contents for C200HW-CLK21
Page 3: ...iv ...
Page 9: ...x ...
Page 12: ...xiii TABLE OF CONTENTS Index 367 Revision History 373 ...
Page 13: ...xiv ...
Page 19: ...xx ...
Page 57: ...32 Application Precautions Section 1 5 Example CX Programmer Response Timeout Setting ...
Page 69: ...44 Message Service Procedure Section 2 2 ...
Page 111: ...86 Constructing Networks with Repeater Units Section 3 4 ...
Page 154: ...129 Setting Data Links Section 5 2 Device Information Setting Data Link Tables ...
Page 261: ...236 Response Codes Section 6 7 ...
Page 297: ...272 Message Delay Times Section 8 4 ...
Page 353: ...328 Handling Precautions Section 9 6 ...
Page 364: ...339 Changing the Data Link Tables with Active Data Links Section 10 2 ...
Page 365: ...340 Changing the Data Link Tables with Active Data Links Section 10 2 ...
Page 369: ...344 Standard Models Appendix A ...
Page 391: ...366 Using the Relay Terminal Block Appendix C ...
Page 397: ...372 Index ...
Page 401: ...376 Revision History ...