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APPENDICES
(3) Buffer memory
Buffer memory address
0000
(0)
Mode setting status storage area
H
0001
(1)
Station No. setting status storage area
H
0002
(2)
CH1 side error response code storage area
H
0003
(3)
CH1 side detailed error code storage area
H
0004
(4)
CH2 side exception code storage area
H
0005
(5)
CH2 side detailed error code storage area
H
0006
(6)
CH1 side detailed LED status storage area
H
0007
(7)
CH2 side detailed LED status storage area
H
CH1 side detailed LED clear request storage
0008
(8)
H
area
CH2 side detailed LED clear request storage
0009
(9)
H
area
000A
(10)
Error status read device code
H
000B
(11)
Head error status read device No.
H
000C
(12)
Computer link function FC value setting
H
000D
to 000F
H
H
System area (use prohibited)
(13 to 15)
0010
to 0023
H
H
MODBUS device assignment parameter (Coil)
(16 to 35)
0024
to 002F
H
H
System area (use prohibited)
(36 to 47)
0030
to 0043
MODBUS device assignment parameter (Holding
H
H
(48 to 67)
register)
0044
to 0DEF
H
H
User free area
(68 to 3567)
0DF0
to 0DFF
H
H
System area (use prohibited)
(3568 to 3583)
There is no compatibility in buffer memory assignment between the QJ71MB91 and A
Series modules.
Create a new sequence program.
TableApp.7 Comparison of buffer memories
Buffer memory name
AJ71UC24-S2
A1SJ71UC24-R2-S2
A1SJ71UC24-R4-S2
* 1 The MODBUS device assignment parameter setting area and setting contents are different
between the QJ71MB91 and A Series modules.
Modify the sequence program, or make the setting again on GX Configurator-MB.
Compatibility
On the QJ71MB91, 0C00
to 3076) are used.
Check Error log 0CFE
3583).
Check Error log 0CFE
3583).
On the QJ71MB91, some data are partially
added.
Check the specified device code value.
Not used on the QJ71MB91.
-
On the QJ71MB91, 900
2559) are used.
-
On the QJ71MB91, 900
2559) are used.
On the QJ71MB91, 5000
(20480 to 24575) are used.
-
: Compatible
: Partially changed
Appendix 2 A Series Modules
Appendix 2.3 Utilization of existing programs
Precautions for replacement
to 0C04
(3072
H
H
-
to 0DFF
(3326 to
H
H
-
to 0DFF
(3326 to
H
H
-
-
to 9FF
(2304 to
H
H
*1
-
to 9FF
(2304 to
H
H
*1
to 5FFF
H
H
-
: Incompatible
App
9
10
11
- 6
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