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Number
Name
Meaning
SD641
SD642
SD643
SD644
SD645
File register file
File register file
name
name
SD646
File register
File register
SD647
capacity
capacity
File register
File register block
SD648
block number
number
Comment drive
SD650
Comment drive
number
SD651
SD652
SD653
SD654
Comment file
Comment file
SD655
name
name
SD656
Boot designation
SD660
file drive number
SD661
SD662
SD663
Boot operation
SD664
designation file
File name of boot
designation file
SD665
SD666
*3: The Universal model QCPU except the Q00UJCPU.
*4: The Universal model QCPU except the Q00UJCPU, Q00UCPU, and Q01UCPU.
*10: On the Basic model QCPU, data is set at STOP to RUN or RSET instruction execution after parameter execution.
CHAPTER12 PECIAL RELAY LIST AND SPECIAL REGISTER LIST
Table12.23 Special register
Explanation
• Stores file register file name (with extension) selected at parameters or
by use of QDRSET instruction as ASCII code.
b15
b8
to
2nd character
SD641
SD642
4th character
SD643
6th character
SD644
8th character
1st character of
SD645
extension
3rd character of
SD646
the extension
• Stores file register file name (MAIN.QDR) selected at parameters as
ASCII code.
b15
to
b8
SD641
2nd character (A)
4th character (N)
SD642
6th character ( )
SD643
8th character ( )
SD644
1st character of
SD645
the extension (Q)
3rd character of
SD646
the extension (R)
• Stores the data capacity of the currently selected file register in 1 k word
units.
• Stores the currently selected file register block number.
• Stores the comment drive number selected at the parameters or by the
QCDSET instruction.
• Stores the comment file name (with extension) selected at the
parameters or by the QCDSET instruction in ASCII code.
b15
to
b8
SD651
2nd character
SD652
4th character
SD653
6th character
SD654
8th character
1st character of
SD655
the extension
3rd character of
SD656
the extension
• Stores the drive number where the boot designation file (*.QBT) is being
stored.
• Stores the file name of the boot designation file (*.QBT).
b15
b8
to
2nd character
SD661
SD662
4th character
SD663
6th character
SD664
8th character
1st character of
SD665
the extension
3rd character of
SD666
the extension
Set by
(When Set)
b7
b0
to
1st character
3rd character
S (Status
5th character
change)
7th character
2E
(.)
H
2nd character of
the extension
b7
to
b0
1st character (M)
3rd character (I)
5th character ( )
S (Initial)
7th character ( )
2E
(.)
H
2nd character of
the extension (D)
S (Status
change)
S (Initial)
S (Status
change) *10
S (Status
change)
b7
to
b0
1st character
3rd character
S (Status
5th character
change)
7th character
2E
(.)
H
2nd character of
the extension
S (Initial)
b7
b0
to
1st character
3rd character
5th character
S (Initial)
7th character
2E
(.)
H
2nd character of
the extension
Corres-
ponding
Corresponding
ACPU
CPU
D9
Qn(H)
QnPH
New
QnPRH
*3
QnU
New
Q00J/Q00/Q01
Qn(H)
QnPH
QnPRH
New
*3
QnU
Q00J/Q00/Q01
Q00J/Q00/Q01
Qn(H)
QnPH
D9035
QnPRH
*3
QnU
New
Qn(H)
QnPH
QnPRH
New
QnU
New
Qn(H)
QnPH
QnPRH
New
*4
QnU
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