Mitsubishi MELSEC-Q/L Programming Manual page 115

When multiple standard device registers are used in an instruction applicable to subset processing, the number
of steps decreases. The following table shows the number of steps for each instruction.
Instruction Symbols
LD=,LD<>,LD<,LD<=,LD>,LD>=,
AND=,AND<>,AND<,AND<=,AND>,AND>=,
OR=,OR<>,OR<.OR<=,OR>,OR>=
LDD=,LDD<>,LDD<,LDD<=,LDD>,LDD>=,
ANDD=,ANDD<>,ANDD<,ANDD<=,ANDD>,
AND>=,ORD=,ORD<>,ORD<.ORD<=,
ORD>,ORD>=
+,-,+P,-P,D+,D-,D+P,D-P,
WAND,WOR,WXOR,WXNR,
DAND,DOR,DXOR,DXNR,
WANDP,WORP,WXORP,WXNRP,
DANDP,DORP,DXORP,DXNRP
(2 devices)
+,-,+P,-P,D+,D-,D+P,D-P,
WAND,WOR,WXOR,WXNR,
DAND,DOR,DXOR,DXNR,
WANDP,WORP,WXORP,WXNRP,
DANDP,DORP,DXORP,DXNRP
1
(3 devices)*
*, *P, /, /P
D*, D*P, D/, D/P, E*, E*P
MOV,MOVP,DMOV,DMOVP,EMOV,EMOVP
BCD,BCDP,BIN,BINP,DBCD,DBCDP,
DBIN,DBINP,FLT,FLTP,DFLT,DFLTP,
INT,INTP,DINT,DINTP,CML,CMLP,
DCML,DCMLP
*1: If the same device is used for
Locations Where Standard Device
Register Is Used
and
S1
and
S1
,
S1 S2
,
or
S1 S2
and
S1
(only when that device that the
number of steps does not increase is
specified for
and
S1
(only when a serial number access format
file register is specified for
,
S1 S2
, or
S1 S2
,
S1 S2
, or
S1 S2
and
S1
(only when that device that the
number of steps does not increase is
specified for
and
S1
(only when a serial number access format
file register is specified for
and
S1
and
S1
and , the number of basic steps increases by one.
S1 D
Added Steps
(Number of
Instruction Steps)
-2(1)
S2
-2(1)
D
-2(1)
, and
D
-1(2)
and
D
S2
±
0(3)
)
D
S2
+2(5)
)
D
-2(1)
, and
D
and -1(2)
D
-2(1)
, and
D
-1(2)
and
D
S2
±
0(3)
)
D
S2
+2(5)
)
D
-1(1)
D
-1(1)
D
Basic Number
of Steps
2
3
3
4
3
5
6
7
3
8
3
3
2
2
113