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App - 41 App - 41
MELSEC-Q
APPENDICES
Special Register List (Continued)
Number Name Meaning Explanation
Set by
(When
set)
Corresponding
ACPU
D9
Corresponding
CPU
SD16
Error individual
information
Error
individual
information
• This register stores individual information corresponding to the error
code stored in SD0.
• The following six types of information are stored here.
• The error individual information type can be determined by "individual
information category code" stored in SD4. (Values stored in
"individual information category code" correspond to the following 1)
to 7).)
1
(Empty)
2 File name/Drive name
Number
SD16
SD17
SD18
SD19
SD20
SD21
SD22
SD23
SD24
SD25
SD26
Meaning
Drive
2E
H(.)
File name
(ASCII code: 8 characters)
(Empty)
42H(B) 41H(A)
44
H
(D)
43
H(C)
46
H(F) 45H(E)
48
H(H) 47H(G)
49
H
(I) 2E
H
(.)
4B
H(K) 4AH(J)
B15 to B8 B7 to B0
(Example)
File name=
ABCDEFGH. IJK
(ASCII code: 3 characters)
Extension
1
3
Time (value actually measured)
Number
SD16
SD17
SD18
SD19
SD20
SD21
SD22
SD23
SD24
SD25
SD26
Meaning
Time : 1
s units (0 to 999
s)
(Empty)
Time : 1 ms units (0 to 65535 ms)
4 Program error location
Number
SD16
SD17
SD18
SD19
SD20
SD21
SD22
SD23
SD24
SD25
SD26
Meaning
2E
H
(.)
File name
(ASCII code: 8 characters)
(ASCII code: 3 characters)
Pattern
Block No.
Step No./transition No.
Sequence step No. (L)
Sequence step No. (H)
Extension
1
2
2: The description of the bit pattern is as follows:
SFC block designation present
(1)/absent (0)
0000 to
0123415 14 to
SFC step designation present
(1)/absent (0)
SFC transition designation
present (1)/absent (0)
(Not used)
(Bit number)
S (Error) New
Rem
SD17
SD18
SD19
SD20
SD21
SD22
SD23
SD24
SD25
SD26
5
Parameter number
6
Annunciator number
7
CHK instruction malfunction number
Number
SD16
SD17
SD18
SD19
SD20
SD21
SD22
SD23
SD24
SD25
SD26
Meaning
No.
(Empty)
Number
SD16
SD17
SD18
SD19
SD20
SD21
SD22
SD23
SD24
SD25
SD26
Meaning
Parameter No.
(Empty)
3
3: For details of the parameter numbers, refer to the User’s
manual (Function Explanation, Program Fundamentals) for
the CPU module used.
1: For extensions, refer to 6.