Mitsubishi MELSEC Q Series Programming Manual page 1172

Common instruction 1/2
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(7) Instruction-related relay
Number
Name
SM700
Carry flag
Number of output
SM701
characters
selection
SM702
Search method
SM703
Sort order
SM704
Block comparison
DT/TM instruction
SM709
improper data
detection flag
CHK instruction
SM710
priority ranking
flag
SM715
EI flag
Block comparison
SM716
(Except an
interrupt program)
Block comparison
SM717
(Interrupt
program)
Block comparison
SM718
(Interrupt program
(I45))
Comment read
SM720
completion flag
App-164
Meaning
OFF : Carry OFF
Carry flag used in application instruction
ON : Carry ON
OFF : Output until
NULL code
Used for the PR, PRC, BINDA, DBINDA,
encountered
BINHA, DBINHA, BCDDA, DBCDDA, or
ON : 16 characters
COMRD instruction
output
• Designates method to be used by search
OFF : Search next
instruction.
ON : 2-part search
• Data must be arranged for 2-part search.
OFF : Ascending order
The sort instruction is used to designate
ON : Descending
whether data should be sorted in ascending
order
order or in descending order.
This relay turns on when all data conditions
are met for the BKCMP instruction.
OFF : Non-match found
ON : All match
This relay turns on when all data conditions
are met for the DBKCMP instruction.
This relay turns on when the data to be
OFF : Improper data
compared by the DT or TM instruction
not detected
cannot be recognized as date or time data,
ON : Improper data
when the device (three words) to be
detected
compared is exceeding the specified device
range.
OFF : Conditions
• Remains as originally set when OFF.
priority
• Priority for the CHK instruction is changed
ON : Pattern priority
when on.
OFF : During DI
This relay is on while the EI instruction is
ON : During EI
being executed.
This relay turns on when all data conditions
are met for the DBKCMP instruction. (Initial
OFF : Mismatch found
execution type program and scan execution
ON : No mismatch
type program or standby type program
executed from initial execution type program
or scan execution type program)
This relay turns on when all data conditions
are met for the DBKCMP instruction.
OFF : Mismatch found
(Interrupt program, fixed scan execution type
ON : No mismatch
program, or standby type program executed
from interrupt program or fixed scan
execution type program)
This relay turns on when all data conditions
are met for the DBKCMP instruction.
OFF : Mismatch found
(Interrupt program (I45) or standby type
ON : No mismatch
program that was executed from interrupt
program (I45))
This relay turns on only during first scan after
the processing of the COMRD or PRC
OFF : Comment read
instruction is completed.
not completed
ON : Comment read
This relay turns on only during first scan after
completed
the processing of the COMRD instruction is
completed.
Explanation
Corres-
ponding
Set by
ACPU
(When Set)
M9
S (Instruction
M9012
execution)
M9049
U
S (Instruction
execution)
S (Instruction
execution)/U
New
S (Instruction
execution)
S (Status
change)
Corresponding
CPU
QCPU
LCPU
Qn(H)
QnPH
QnPRH
QnU
LCPU
QCPU
LCPU
*2
QnU
LCPU
Qn(H)
QnPH
QnPRH
QCPU
LCPU
*2
QnU
LCPU
*3
QnU
Qn(H)
QnPH
QnPRH
QnU
LCPU

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