Defragment Drive Memory (Command: 1207) - Mitsubishi Electric MELSEC IQ-R series Reference Manual

Defragment drive memory (command: 1207)

Perform the defragmentation of drive memory.
Perform the defragmentation of drive memory in the following situation.
• When the specified QnACPU is STOP.
• The usage status of drive memory (check with command 0205) is not consecutive and the files cannot be stored.
Message format
The following shows the message format of the request data and response data of the command.
■Request data
ASCII
Subcommand
Binary
Setting
Subcommand Keyword
flag
■Response data
There is no response data for this command.
In the following cases, an error occurs and an abnormal response will be returned.
• When QnACPU is protected by system protection.
• When the keyword registered in the specified drive is not specified.
• When the drive memory is faulty (defective cluster, etc.).
• When the subdirectory is created by using an IC memory card read/writer.
• When the file is not stored in one consecutive area by using an IC memory card read/writer.
Data specified by request data
■Command
ASCII code
1 2 0 7
31 32 30 37
H H H H
■Subcommand
ASCII code
0 0 0 0
30 30 30 30
H H H H
■Keyword
Set whether to allow/prohibit access to a drive. (Page 298 Keyword)
■Setting flag
This indicates whether the keyword registered in the specified drive matches the keyword of request data. (Page 290
Setting flag)
■Drive name
Read the usage status of the drive memory, and specify the QnACPU drive to be defragmented. (Page 291 Drive name)
Keyword Setting flag Drive name
Drive name
Binary code
07 12
H H
Binary code
00 00
H H
15 QnACPU DEDICATED COMMANDS
15.2 Defragmentation of Drive Memory
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