Backup Data Restoration - Mitsubishi L02CPU User Manual

3.30.2

Backup data restoration

This function restores backup data in an SD memory card to the CPU module.
(1) Procedure
• Restoration by remote operation
Restoration is
performed again.
Restoration failed.
4: Restoration error
Restoration is suspended.
*1 Once a restoration is started, the following function is stopped. (They are not resumed after restoration.)
• Auto refresh of intelligent function module
*2 Do not perform the following operations during restoration.
• Inserting or removing an SD memory card
• Power-off
• Reset
Status
Before restoration start
Restoration in execution
Restoration completed
Restoration error
After restoration is completed, SM692 turns on.
176
Start
1: Before restoration start
Insert the SD memory card storing
the backup data to the CPU module
and restore the data with a
programming tool.
2
2: Restoration in execution *
Restoration is completed.
3: Restoration completed
End
After restoration, power off
and then on or reset the CPU module.
Restoration is not performed.
Restoration is in execution.
Restoration is completed.
Restoration failed due to an error.
Before restoration
start
SM692
ON
(Restoration
complete flag) OFF
• Automatic restoration
Insert the SD memory card storing the backup
data to the CPU module and power off and then
Restoration is
performed again.
Restoration failed.
4: Restoration error
Powering off and then on the CPU module
or resetting the CPU module is not necessary.
Description
Restoration in
execution
1
Start*
1: Before restoration start
on or reset the CPU module.
2
2: Restoration in execution *
Restoration is completed.
3: Restoration completed
End
After restoration, the CPU module
can continue operation.
SD693 value
0
H
1
H
2
H
FF
H
Restoration
completed