Appendix 2. Flag List
APP2 - 2
3) Representative System Warning Flag List
Keyword
Type
Bit No.
Name
Description
_CNF _WAR
WORD
Representa
tive
keyword
System warning
This flag treats the below warning flags relating to continuous operation
in batch.
_D_BCK_ER
BOOL
Bit 1
Data backup error
This flag indicates
_AB_SD_ER
BOOL
Bit 3
Abnormal
shutdown
This flag indicates that the program had been stopped during restore
from power failure due to causes such as power off, and then cold
restart has been executed and the continuous operation which retains
the data is impossible. Usable in the initialization program. Automatically
reset when the initialization program has finished. (The same things
given above will be applied when the program has been stopped by the
‘ESTOP’ function)
_TASK_ERR
BOOL
Bit 4
Task collision
(plus cycle and
external tasks)
This flag indicates that task collision has occurred as execution request
for a same task had been repeatedly invoked. (Refer to the flag
_TC_BMAP[n] and _TC_CNT[n])
_BAT_ERR
BOOL
Bit 5
Battery fault
This flag detects and indicates that the voltage of the battery, which is
used to backup user programs and data memory, is lower than the
defined value.
_ANNUN_WR
BOOL
Bit 6
External device
warning detection
This representative flag indicates that the user program has detected an
ordinary fault of external devices and has written it to the flag _ANC_WB
[n].
−
−
Bit 7
−
−
_HSPMT1_ER
BOOL
Bit 8
High speed link
parameter 1 error
_HSPMT2_ER
BOOL
Bit 9
High speed link
parameter 2 error
_HSPMT3_ER
BOOL
Bit 10
High speed link
parameter 3 error
_HSPMT4_ER
BOOL
Bit 11
High speed link
parameter 4 error
This representative flag detects error of each high speed link parameter
when the high link has been enabled and indicates that high speed link
cannot be executed. It will be reset when the high speed link is disabled.