Latch Area - Mitsubishi Electric MELSEC iQ-R Series User Manual

Latch area

The following is the list of special register areas relating to the latch area.
No. Name
SD944 CPU module data
backup/restoration
function
*1
Backup function
SD947
SD948
SD949
SD950
SD951
SD952
SD953
Data stored Details
Backup function setting Set the backup function using the following bit pattern. (Off: Disabled,
On: Enabled)
b15
0
b0: Automatic backup setting by specification of day and time
b1: Automatic backup setting by specification of time and day of the
week
b5: Upper limit value status for the number of the CPU module
backup data
b10: Retry execution for the automatic backup
b15: Automatic backup setting at occurrence of the CPU stop error
Day and time setting for Store the day when the automatic backup on the specified day and time
automatic backup (day) is executed using the BIN code.
• Day (1 to 31)
Day and time setting for Store the hour when the automatic backup on the specified day and
automatic backup (hour) time is executed using the BIN code.
• Hour (0 to 23)
Day and time setting for Store the minute when the automatic backup on the specified day and
automatic backup time is executed using the BIN code.
(minute) • Minute (0 to 59)
Time and day of the Store the hour when the automatic backup on the specified day of the
week setting for week and time is executed using the BIN code.
automatic backup (hour) • Hour (0 to 23)
Time and day of the Store the minute when the automatic backup on the specified day of the
week setting for week and time is executed using the BIN code.
automatic backup • Minute (0 to 59)
(minute)
Time and day of the Set the day of the week when the automatic backup is executed using
week setting for the following bit pattern. (Off: Disabled, On: Enabled)
automatic backup (day
b15
of the week)
b0: Sunday, b1: Monday, b2: Tuesday, b3: Wednesday, b4: Thursday,
b5: Friday, b6: Saturday
Backup error cause • The cause of an error that occurred during the CPU module data
backup is stored.
0H: No error
Other than 0H: For details on the values stored when an error occurs,
refer to the list of error codes. ( Page 552 List of Error Codes)
• "0" is set at the start of the CPU module data backup.
b10 b5 b1 b0
0 0
b6 b5 b4 b3 b2 b1 b0
0
Appendix 5 List of Special Register Areas
Set by (setting
timing)
U
U
U
U
U
U
A
U
S (Error)
APPX
693