APP - 29
APPENDICES
Table App2.2 Special Register List (Continue)
Number Name Description Details Applicable CPU
D9077
Sequence
accumulation
time
measurement
Accumulation time
setting
• Stores the accumulation time used by M9077.
Setting range: 1 to 255ms (Default: 5ms)
* When the value other than 1 to 255 ms is designated,
the value in D9077 is reset to 0.
—
Dedicated to
QCPU-A
(A Mode)
D9080
Number of
executable CC-
Link dedicated
instructions
Stores the number of
remaining CC-Link
dedicated instructions
being executable
Stores the number of remaining instructions ( /
/ / ) being executable simultaneously
at one scan.
(With QCUP-A or AnUCPU)
Number of remaining instructions being executable = 10
– Number of instructions executed simultaneously
(With AnSHCPU)
Number of remaining instructions being executable = 64
– Number of instructions executed simultaneously
*6: This function is available with the CPU of the following
S/W versions or later.
Can be used
only with AnU,
A2US, QCPU-A
(A Mode) or
AnSH *6
CPU Type Name Software Version
Q02CPU-A, Q02HCPU-A,
Q06HCPU-A
Available with all versions
A1SJHCPU, A1SHCPU,
A2SHCPU
A2UCPU (S1), A3UCPU,
A4UCPU
S/W version Q
(Manufactured in July, 1999)
A2USCPU (S1)
S/W version E
(Manufactured in July, 1999)
A2USHCPU-S1
S/W version L
(Manufactured in July, 1999)
D9081
Number of
vacant
registration
areas for
communication
requests
0 to 32
• Stores the number of vacant registration areas for
communication requests executed to remote terminal
modules connected to MINI (S3) link module, A2C and
A52G.
—
Usable with
AnA, A2AS,
QCPU-A (A
Mode), AnU,
A2C and A52G.
D9082
Final
connected
station number
Final connected
station number
• Stores the final station number of remote I/O modules
and remote terminal modules connected to A2C and
A52G.
—
Usable with
A2C and A52G.
D9085
Time check
time
1 s to 65535 s
• Sets the time check time of the data link instructions
( , ) for the MELSECNET/10.
• Setting range: 1 s to 65535 s (1 to 65535)
• Setting unit: 1 s
• Default value: 10 s (If 0 has been set, default 10 s is
applied)
—
Usable with
AnU and A2AS,
QCPU-A
(A Mode)
D9090
Microcomputer
subroutine
input data area
head device
number
Depends on the
micro-computer
program package to
be used.
• For details, refer to the manual of each microcomputer
program package.
Unusable with
AnA, A2AS,
QCPU-A (A
Mode) and
AnU.
D9091
Instruction error
Instruction error detail
number
• Stores the detail code of cause of an instruction error. —
Usable with
AnA, A2AS,
QCPU-A
(A Mode),AnA
board and AnU.
Microcomputer
subroutine call
error code
Depends on the
micro-computer
program package to
be used.
• For details, refer to the manual of each microcomputer
program package.
Unusable with
AnA, A2AS,
QCPU-A
(A Mode),AnA
board and AnU.
RIRD
RIWT RISEND RIRCV
ZNRD
ZNWR
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