Mitsubishi MELSEC Q Series Programming Manual page 1239

Number Name Meaning
Comment Comment
SD650
drive drive number
SD651
SD652
SD653
SD654
SD655
Comment file Comment file
name name
SD656
Boot
designation
SD660
file drive
number
SD661
SD662
Boot
SD663
operation
designation
SD664 File name of
file
boot
SD665
designation
file
SD666
Parameter Parameter
SD670 enable drive enable drive
information No.
Status of latch
SD671 data backup Status display
function
Explanation
This register stores the drive number of the comment selected
by the parameter or the QCDSET instruction.
This register stores the file name of the comment selected by
the parameter or the QCDSET instruction in ASCII code (with
an extension).
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
This register stores the number of a drive where the boot
designation file (*.QBT) has been stored.
This register stores the name of a boot designation file (*.QBT)
in ASCII code (with an extension).
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
This register stores the number of a drive where valid
*1
parameters have been stored.
•0: Drive 0 (program memory)
•1: Drive 1 (SRAM card)
•2: Drive 2 (Flash card/ATA card)
•4: Drive 4 (standard ROM)
*1 For the Q00UJCPU, Q00UCPU, and Q01UCPU, only drives
0 and 4 are parameter-valid drives.
This register stores the number of a drive where valid
parameters have been stored.
•0: Drive 0 (program memory)
•2: Drive 2 (SD memory card)
•4: Drive 4 (standard ROM)
This register stores the execution status of latch data backup in
the following bit pattern.
Presence/
Status absence of
backup data
0 No backup data Absent
Restore ready
1
completion
Restore execution
2
*1
completion
Present
3 Backup execution wait *2
Restore repeated
4 execution ready
completion
*1 Indicates status immediately after restoration.
*2 Indicates status after the CPU module is powered off and
then on while the CPU module is in the "2: Restore execution
completion" status.
Set by
(When Set)
b7 to b0 S
1st character (Status
3rd character change)
5th character
7th character
2E (.)
H
2nd character of
the extension
b7 b0
to S
1st character
(Initial)
3rd character
5th character
7th character
2E (.)
H
2nd character of
the extension
S
(Initial)
Restore operation at
turning power supply
ON from OFF
Restoring not executed
Restoring executed when
turning power supply
ON from OFF the
following time
S
(Status
Restoring not executed
change)
Restoring not executed
Restoring executed
when turning power
supply ON from OFF
Corres-
Corres-
ponding
ponding
ACPU
CPU
D9
Qn(H)
QnPH
New QnPRH
QnU
LCPU
Qn(H)
QnPH
QnPRH
*2
QnU
LCPU
QnU
New
LCPU
QnU
LCPU
App-231
8
8
8
8
A
6
7
8