Drive Memory Defragmentation (Command: 1207) - Mitsubishi MELSEC Q Series Reference Manual

3.7.3 Drive memory defragmentation (command: 1207)

[Control procedure]
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3 WHEN COMMUNICATING USING THE QnA COMPATIBLE 3E/3C/4C FRAMES OR 4E FRAME
The examples shown in this section explain the control procedure for defragmenting
the drive memory.
The order and content of data items of the areas marked by " " shown in the control
procedure diagram differ depending on the module used as well as the frame and
format used for communication.
Refer to the detailed information described in Section 3.1.
(1) Defragmenting the drive memory of the RAM area in a memory card A
(drive name: 01
(Data name)
External device
side H - -
1 2 0
(Example)
31 32 30 37
H H H
(Data name)
Programmable controller CPU side
(Example)
(2) Defragmenting the drive memory of the RAM area in a memory card A
(drive name: 01
(Data name)
External device
side
(Example)
(Data name)
Programmable controller CPU side
(Example)
) while communicating in ASCII code format 1.
H
Fixed to 0000
H
(Refer to Section 3.7.)
H - - L H - - - - L
L H L H
7 0 0 0 0 0 1 2 3 4 0 0 1 0
30 30 30 30 30 31 32 33 34 30 30 31 30
H H H H H H H H H H H H H
) while communicating in binary code format 5.
H
Fixed to 0000
H
(Refer to Section 3.7.)
L H L H L - H
L H
07 12 00 00 01 40 23 01 01 00
H H H H H H H H H H
1207
H
- - L
0 0 1
30 30 31
H H H H
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