Appendix 9.10 When Reading User Frame - Mitsubishi QJ71C24N User Manual
Melsec-q series
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Also See for QJ71C24N:
- User manual (24 pages) ,
- Reference manual (532 pages) ,
- Handbook (130 pages)
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APPENDIXES
Appendix 9.10 When reading user frame
Address Decimal (Hexadecimal)
App. - 55
The following program example reads a user frame registered to the flash ROM of the
Q series C24 using the REMFR/REMTO instruction and I/O signals.
Refer to the User's Manual (Application) for details.
POINT
It is recommended to use GX Configurator-SC when reading a user frame
registered to the flash ROM of the Q series C24. (Refer to Chapter 8.)
(1) Program conditions
The following program reads a user frame registered to the flash ROM of the
QJ71C24N when the read command (X1029) turns ON.
(a) Devices used
• Read command....................................................................... X1029
• Read command pulse signal .................................................. M10
• Read flag ................................................................................. M11
• Registration result acquisition command................................ M12
• Number of data byte registered acquisition command........... M13
• User frame acquisition command........................................... M14
• Completion device for REMFR/REMTO instruction ............... M100 to 107
• Normal/abnormal completion flag for REMFR/REMTO
instruction................................................................................ M200 to 204
• Read instruction ...................................................................... D0
• Frame No. ............................................................................... D1
• Read result .............................................................................. D2
• Number of data bytes registered ............................................ D3
• User frame............................................................................... D4 or later
• Number of registered data ...................................................... D50, D100
(b) Buffer memory settings used in this example
These settings are used to read the user frame registered in Appendix 9.9.
CH1
2 (2
)
H
3 (3
)
H
4 (4
)
H
5 (5
)
H
For flash ROM
6 (6
)
H
access
7 (7
)
H
8 (8
)
H
9 (9
)
H
10 (A
)
H
:
Name
Register/read/delete instructions
Frame No. direction
Registration/read/delete result storage
Number of data bytes registered designation
User frame
MELSEC-Q
Setting
value
2
03E8
H
—
10
—
—
—
—
—
App. - 55
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