12
TROUBLESHOOTING
12.7 Special Relay List
12 - 281
9
EMC AND LOW
VOLTAGE
DIRECTIVES
10
LOADING AND
INSTALLATION
11
MAINTENANCE AND
INSPECTION
12
TROUBLESHOOTING APPENDICES INDEX
(7) Instruction-Related Special Relays
*1: The module whose first 5 digits of serial No. is 06082 or later.
*2: The module whose first 5 digits of serial No. is 09072 or later.
Table12.34 Special relay
Number Name Meaning Explanation
Set by
(When Set)
Corres-
ponding
ACPU
M9
Corresponding
CPU
SM700 Carry flag
OFF : Carry OFF
ON : Carry ON
• Carry flag used in application instruction
S (Instruction
execution)
M9012
SM701
Number of output
characters selection
Switching the number of
output characters and the
output pattern
• Used for the PR, PRC, BINDA, DBINDA, BINHA,
DBINHA, BCDDA, DBCDDA, or COMRD instruction
U M9049
QnA
Qn(H)
QnPH
QnPRH
QnU
SM702 Search method
OFF : Search next
ON : 2-part search
• Designates method to be used by search instruction.
• Data must be arranged for 2-part search.
UNew
SM703 Sort order
OFF : Ascending order
ON : Descending order
• The sort instruction is used to designate whether
data should be sorted in ascending order or in
descending order.
UNew
SM704 Block comparison
OFF : Non-match found
ON : All match
• Goes ON when all data conditions have been met for
the BKCMP instruction.
S (Instruction
execution)
New
SM707
Selection of real
number instruction
processing type
OFF : Speed oriented
ON : Accuracy oriented
• When SM707 is OFF, real number instructions are
processed at high speed.
• When it is ON, real number instructions are
processed with high accuracy.
UNewQ4AR
SM710
CHK instruction
priority ranking flag
OFF : Conditions priority
ON : Pattern priority
• Remains as originally set when OFF.
• CHK priorities updated when ON.
S (Instruction
execution)
New
QnA
Qn(H)
QnPH
QnPRH
SM711
Divided transmission
status
OFF : Other than during
divided processing
ON : During divided
processing
• In processing of AD57(S1), goes ON when screen is
split for transfer, and goes OFF when split
processing is completed
S (Instruction
execution)
M9065
QnA
SM712
Transmission
processing selection
OFF : Batch processing
ON : Divided processing
• In processing of AD57(S1), goes ON when canvas
screen is divided for transfer.
S (Instruction
execution)
M9066
SM714
Communication
request registration
area BUSY signal
OFF : Communication
request to remote
terminal module
enabled
ON : Communication
request to remote
terminal module
disabled
• Used to determine whether communications
requests to remote terminal modules connected to
the AJ71PT32-S3 can be executed or not.
S (Instruction
execution)
M9081
SM715 EI flag
OFF : During DI
ON : During EI
• ON when EI instruction is being executed.
S (Instruction
execution)
New
SM720
Comment read
completion flag
OFF : Comment read not
completed
ON : Comment read
completed
• Turns on only during one scan when the processing
of the COMRD or PRC instruction is completed.
S (Status change) New
Qn(H)
QnPH
• Turns on only during one scan when the processing
of the COMRD instruction is completed.
QnPRH
QnU
SM721 File being accessed
OFF : File not accessed
ON : File being accessed
• Switches ON while a file is being accessed by the S.
FWRITE, S. FREAD, COMRD, PRC, or LEDC
instruction.
S (Status change) New
Qn(H)
QnPH
• Switches ON while a file is being accessed by the S.
FWRITE, S. FREAD, COMRD or LEDC instruction.
Qn(H)
QnPH
QnPRH
• Switches ON while a file is being accessed by the S.
FWRITE, S. FREAD, COMRD or SP.DEVST
instruction.
QnU
• Turns ON while the ATA card or standard ROM is
being accessed.
QnU
*2
SM722
BIN/DBIN instruction
error disabling flag
OFF : Error detection
performed
ON : Error detection not
performed
• Turned ON when "OPERATION ERROR" is
suppressed for BIN or DBIN instruction.
UNewQCPU
SM730
BUSY signal for CC-
Link communication
request registration
area
OFF : Request for
communication with
intelligent device
station enabled
ON : Request for
communication with
intelligent device
station disabled
• Used for determination whether to enable or disable
the communication request for the intelligent device
station connected with CC-Link module.
S (Instruction
execution)
New QnA
SM734
XCALL instruction
execution condition
designation
OFF : Not executed by
execution condition
risen
ON : Executed by execution
condition risen
• During OFF, XCALL instructions will not be executed
even if execution condition is risen.
• During ON, XCALL instructions will be executed
when execution condition is risen.
UNew
Qn(H)
*1
To Next Page
Loading...
Need help?
General
