Mitsubishi Q06HCPU - Page 649

APPENDICES
Appendix 2 Special Register List
App
- 54
9
Device Explanation
10
CPU Module Processing Time
11
Procedure for Writing Program to CPU Module
Appendices
Index
(6) Instruction-Related Registers
TableApp.23 Special register
Number Name Meaning Explanation
Set by
(When set)
Corres-
ponding
ACPU
D9
Corresponding CPU
SD660
Boot operation
designation file
Boot designation
file drive number
• Stores the drive number where the boot designation file (*.QBT) is being
stored.
S (Initial) New
QnA
Qn(H)
QnPH
QnPRH
SD661
File name of boot
designation file
• Stores the file name of the boot designation file (*.QBT).
S (Initial) New
SD662
SD663
SD664
SD665
SD666
TableApp.24 Special register
Number Name Meaning Explanation
Set by
(When set)
Corres-
ponding
ACPU
D9
Corresponding CPU
SD705
Mask pattern Mask pattern
• During block operations, turning SM705 ON makes it possible to use the
mask pattern being stored at SD705 (or at SD705 and SD706 if double
words are being used) to operate on all data in the block with the
masked values.
UNew
SD706
SD714
Number of
vacant
communication
request
registration
areas
0 to 32
• Stores the number of vacant blocks in the communications request area
for remote terminal modules connected to the MELSECNET/MINI-S3.
S (During
execution)
D9081 QnA
SD715
IMASK
instruction mask
pattern
Mask pattern
• Patterns masked by use of the IMASK instruction are stored in the
following manner:
S (During
execution)
New
SD716
SD717
SD718
Accumulator Accumulator • For use as replacement for accumulators used in A-series programs. S/U New
SD719
SD720
Program No.
designation for
PLOADP
instruction
Program No.
designation for
PLOADP
instruction
Stores the program number of the program to be loaded by the PLOADP
instruction when designated.
Designation range: 1 to 124
UNew
Qn(H)
QnPH
SD730
No. of vacant
registration area
for CC-Link
communication
request
0 to 32
• Stores the number of vacant registration area for the request for
communication with the intelligent device station connected to
A(1S)J61QBT61.
S (During
execution)
New
QnA
SD736 PKEY input PKEY input
• Special register that temporarily stores keyboard data input by means of
the PKEY instruction.
S (During
execution)
New
SD661
SD662
SD663
SD664
SD665
SD666
b15
to
b8 b7
to
b0
2nd character 1st character
4th character 3rd character
6th character 5th character
8th character 7th character
2E
H(.)
2nd character of
extension
1st character of
extension
3rd character of
extension
SD715
SD716
SD717
l15
l1
l0
l31
l47
l17
l33
l16
l32
b15 b0
b1
to
to
to