Mitsubishi Q2ACPU User Manual page 495

Qna series melsec
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APPENDICES
Special
ACPU
Special
Register
Special
Register for
after
Register
Modification
Conversion
D9038
SD1038
SD207
D9039
SD1039
SD208
D9044
SD1044
D9049
SD1049
D9050
SD1050
D9051
SD1051
D9052
SD1052
D9053
SD1053
D9054
SD1054
D9055
SD1055
SD812
D9060
SD1060
SD392
D9072
SD1072
D9081
SD1081
SD714
Table App. 3.11. Special register
Name
Meaning
Priorities 1 to 4
LED display
priority ranking
Priorities 5 to 7
For sampling
Step or time during
trace
sampling trace
Work area for
Block number of
SFC
extension file register
SFC program
Error code generated
error number
by SFC program
Block number where
Error block
error occurred
Step number where
Error step
error occurred
Transition condition
Error transition
number where error
occurred
Sequence step
Error sequence
number where error
step
occurred
Status latch
execution step
Status latch step
number
Software
Software version of
version
internal software
PLC
Data check of serial
communication
communication
check
module
Number of
Number of empty
empty blocks in
blocks in
communications
communications
request
request registration
registrtion area
area
App - 98
Details
• Sets priority of ERROR LEDs which illuminate (or flicker) to
indicate errors with error code numbers.
• Configuration of the priority setting areas is as shown below.
b12 b11
b15
to
to
b8 b7
SD207
Priority 4
Priority 3
Priority 7
SD208
• For details, refer to the applicable CPUs User's Manual and the
ACPU Programming manual (Fundamentals).
• Turned on/off with a peripheral device.
When
or
is executed, the value stored in
STRA
STRAR
SD1044 is used as the sampling trace condition.
At scanning--------0
At time--------------Time (10 msec unit)
The value is stored into SD1044 in BIN code.
• Stores the block number of the expansion file register which is
used as the work area for the execution of a SFC program in a
binary value.
• Stores "0" if an empty area of 16K bytes or smaller, which cannot
be expansion file register No. 1, is used or if SM320 is OFF.
• Stores error code of errors occurred in the SFC program in BIN
code.
0 : No error
80: SFC program parameter error
81: SFC code error
82: Number of steps of simultaneous execution exceeded
83: Block start error
84: SFC program operation error
• Stores the block number in which an error occurred in the SFC
program in BIN code.
In the case of error 83 the starting block number is stored.
• Stores the step number, where error code 84 occurred in an SFC
program, in BIN value.
• Stores "0" when error code 80, 81 or 82 occurred.
• Stores the block stating step number when error code 83 occurs.
• Stores the transition condition number, where error code 84
occurred in an SFC program, in BIN value.
Stores "0" when error code 80, 81, 82 or 83 occurred.
• Stores the sequence step number of transfer condition and
operation output in which error 84 occurred in the SFC program in
BIN code.
• Stores the step number when status latch is executed.
• Stores the step number in a binary value if status latch is executed
in a main sequence program.
• Stores the block number and the step number if status latch is
executed in a SFC program.
Block No.
(BIN)
Upper 8 bits
• Stores the software version of the internal system in ASCII code.
Stored into lower
Upper byte
Lower byte
byte
Undefind value in
higher byte
For version "A", for example, "41
Note: The software version of the initial system may differ from the
version indicated by the version information printed on the rear
of the case.
• In the self-loopback test of the serial communication module, the
serial communication module writes/reads data automatically to
make communication checks.
• Stores the number of empty blocks in the communication request
registration area to the remote terminal module connected to the
MELSECNET/MINI-S3 master unit, A2CCPU or A52GCPU.
Corresponding
to
b4 b3
to
b0
Priority 2
Priority 1
Priority 6
Priority 5
Step No.
(BIN)
Lower 8 bits
" is stored.
H
CPU
QnA
QnA
QnA
QnA
QnA
QnA
QnA
QnA
QnA
QnA
QnA
QnA
QnA

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