Omron NJ-series User Manual page 580

Variable name _Card1Access
Meaning SD Memory Card Access Flag
Function TRUE during SD Memory Card access.
TRUE: Card is being accessed.
FALSE: Card is not being accessed.
The system updates the flag every 100 ms. Because of this, access to the SD Memory Card is shown by this flag
with a delay of up to 100 ms. We therefore do not recommend the use of this variable in the user program.
Data type BOOL
R/W access R
Usage in user program Possible.
Variable name _Card1Deteriorated
Meaning SD Memory Card Life Warning Flag
Function TRUE when the life of the SD Memory Card is exceeded.
If this variable changed to TRUE, replace the SD Memory Card.
Read/write operation may fail if the SD Memory Card is not replaced.
TRUE: The life of the Card has been exceeded.
FALSE: The Card can still be used.
Data type BOOL
R/W access R
Usage in user program Possible.
Variable name _Card1PowerFail
Meaning SD Memory Card Power Interruption Flag
Function TRUE when the power supply to the CPU Unit was interrupted during access to the SD Memory Card.
TRUE: Power was interrupted during SD Memory Card access.
FALSE: Normal.
Data type BOOL
R/W access RW
Usage in user program Possible.
Variable name
_Card1BkupCmd
Meaning Execute Backup Flag
Function Change this variable to TRUE to back up Controller data to an SD Memory Card.
Note You cannot use this system-defined variable in the user program. Use it in CIP message communications
Data type Structure: _sBKUP_CMD, Member: BOOL
R/W access R/W
Usage in user program Not possible.
*1 This system-defined variable was added for unit version 1.03 of the CPU Unit.
NJ-series CPU Unit Software User's Manual (W501)
Retained Retained.
Related instruc- ---
tions
Retained Retained.
Related instruc- ---
tions
Retained Retained.
Related instruc- ---
tions
*1
when sending a command from an HMI or host computer.
Retained Not retained.
Related instruc- ---
tions
Global/local Global
Range of values TRUE or FALSE
Network Publish Published.
Global/local Global
Range of values TRUE or FALSE
Network Publish Published.
Global/local Global
Range of values TRUE or FALSE
Network Publish Published.
Member name .ExecBkup
Global/local Global
Range of values TRUE or FALSE
Network Publish Published.
Appendices
A-53