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4 Remote I/O Master Communications
4-30
CJ-series DeviceNet Units Operation Manual for NJ-series CPU Unit(W497)
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Master User-set Allocations Setup Table
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Allocation Size Setup Table
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Resulting Slave Allocations
Slaves are allocated as follows. Before a user program can access the following areas, a user-
defined variable that specifies the AT specification of that allocation area must to be defined.
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Changing the Master User-set Allocations Switch to TRUE
Change
*_Sw1MstrAlocCmd
(Master User-set Allocations Switch) to TRUE. The Master User-set
Allocations Switch will read the allocation results data for the above slaves and create a scan list
based on data for slaves that are actually online prior to starting remote I/O communications with the
scan list enabled.
Name of device variables for
CJ-series Unit
Name
Setting (function)
*_MstrAlocTblCfg[0]
OUT block 1 area
4 (WR)
*_MstrAlocTblCfg[1]
First word in OUT block 1
50 (50 words)
*_MstrAlocTblCfg[2]
IN block 1 area
4 (WR)
*_MstrAlocTblCfg[3]
First word in IN block 1
100 (100 words)
*_MstrAlocTblCfg[4]
Allocation size setup table area
3 (DM)
*_MstrAlocTblCfg[5]
First word in Allocation Size Setup Table 1
100 (100 words)
Address
User-defined vari-
able name (USINT
type)
Setting
Number of slave
bytes
Bits 00 to 07 for D00100
Slave0_InSizeTab
0
0
Bits 08 to 15 for D00100
Slave0_OutSizeTab
2
2
Bits 00 to 07 for D00101
Slave1_InSizeTab
1
1
Bits 08 to 15 for D00102
Slave1_OutSizeTab
1
1
Bits 00 to 07 for D00103
Slave2_InSizeTab
2
2
Bits 08 to 15 for D00103
Slave2_OutSizeTab
2
2
Bits 00 to 07 for D00104
Slave3_InSizeTab
1
1
Bits 08 to 15 for D00104
Slave3_OutSizeTab
0
0
Bits 00 to 07 for D00105
Slave4_InSizeTab
0
0
Bits 08 to 15 for D00105
Slave4_OutSizeTab
0
0
Bits 00 to 07 for D00106
Slave5_InSizeTab
20
20
Bits 08 to 15 for D00106
Slave5_OutSizeTab
20
20
OUT area 1
IN area 1
Address 0
Not used
Address 1
Address 2
Address 5
Not used
Address 2
Not used
Address 1
Address 5
Address 0 allocated two bytes (1 word).
Address 1 allocated 1 byte, leftmost byte is not used.
Address 2 allocated two bytes (1 word).
Address 5 allocated 20 bytes (10 words).
Address 1 allocated 1 byte, leftmost byte is not used.
Address 2 allocated two bytes (1 word).
Address 3 allocated 1 byte, leftmost byte is not used.
Address 5 allocated 20 bytes (10 words).
Address 3
Содержание CJ1W-DRM21
Страница 12: ...Manual Structure 10 CJ series DeviceNet Units Operation Manual for NJ series CPU Unit W497 ...
Страница 42: ...Revision History 40 CJ series DeviceNet Units Operation Manual for NJ series CPU Unit W497 ...
Страница 214: ...6 Message Communications 6 26 CJ series DeviceNet Units Operation Manual for NJ series CPU Unit W497 ...
Страница 345: ...Index 1 CJ series DeviceNet Units Operation Manual for NJ series CPU Unit W497 I Index ...
Страница 349: ......