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12.7 Special Register List
12
TROUBLESHOOTING
Table12.19 Special register
Number
Name
Meaning
Explanation
Set by
(When set)
Corresponding
CPU
SD16
Error
individual
information
Error individual
information
10) CC-Link Safety information
11) Program abort information
*5 : The specified abort code is stored by the S.QSABORT
instruction.
12) File diagostics information
S (Error)
QS
SD17
SD18
SD19
SD20
SD21
SD22
SD23
SD24
SD25
SD26
SD27
Diagnostics
error CPU
identifier
CPU identifier
(CPU A/CPU B)
• The CPU identifier which the CPU issues diagnostics error
SD0 to SD26 is stored
0001H : CPU A
0002H : CPU B
S (Error)
SD50
Error reset
Error number
that performs
error reset
• Stores error number that performs error reset
U
SD51
Battery low
latch
Bit pattern
indicating
where
battery voltage
drop occurred
• All corresponding bits go 1(ON) when battery voltage drops.
• Subsequently, these remain 1(ON) even after battery voltage
has been returned to normal.
S (Error)
SD52
Battery low
Bit pattern
indicating
where
battery voltage
drop occurred
• Same configuration as SD51 above
• Turns to 0 (OFF) when the battery voltage returns to normal
thereafter.
S (Error)
SD53
AC DOWN
detection
Number of
times
for AC DOWN
detection
• Every time the input voltage falls to or below 85% (AC power)
of the rating during calculation of the CPU module, the value
is incremented by 1 and stored in BIN code.
S (Error)
SD16
SD17
SD18
SD19
SD20
SD21
SD22
SD23
SD24
SD25
SD26
Number
Meaning
Number of items for individual information
individual information 1
individual information 2
individual information 3
individual information 4
individual information 5
individual information 6
individual information 7
individual information 8
individual information 9
individual information 10
SD16
Number
SD17
SD18
SD19
SD20
SD21
SD22
SD23
SD24
SD25
SD26
Abort code 5
Meaning
(Empty)
SD16
Number
Meaning
SD17
SD18
SD19
SD20
SD21
SD22
SD23
SD24
SD25
SD26
3
MAIN.QPG
41
H
(A)
40
H
(M)
43
H
(N)
49
H
(I)
20
H
(SP) 20
x
(SP)
20
H
(SP) 20
H
(SP)
51
H
(Q)
2E
H
(.)
47
H
(G)
50
H
(P)
b15 to b8 b7 to b0
Error
information
Drive No.
File name
(ASCII code: 8 characters)
Extension
2E
H
(.)
(ASCII code: 3 characters)
Error information 2
Error information 3
(Example) File name =
b15
b1 b0
CPU module battery error
0
to