Active Step Batch Readout (Bmov) - Mitsubishi MELSEC-Q Series Programming Manual

4 SFC PROGRAM CONFIGURATION

4.4.5 Active step batch readout (BMOV)

Internal Device
File
(System, User)
Register
Bit Word R
S
D
n
: Only step relay (S) can be used
BMOV(P) S (K4Sn)
[Function]
(1) A batch readout (designated number of words) of step operation statuses is executed at the
specified block.
(2) The readout results are stored at the "D" device as shown below.
b15 b14 b13 b12 b11 b10 b9 b8 b7 b6
0/1 0/1 0/1 0/1 0/1 0/1 0/1 0/1 0/1 0/1 0/1 0/1 0/1 0/1 0/1 0/1
D
Step S(n+15)
D +1
Step S(n+31)
D +A
Step S(n+ (A 16 + 15))
(3) The bit corresponding to the unassigned step No. (nonexistent step No.) in the read data turns
to "0".
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Usable Devices
Link Direct
Intelligent
J
\
Function Index
Module Z
Bit Word
U \G
"n" is the step No.
n
D
0/1 0/1 0/1 0/1 0/1 0/1 0/1 0/1 0/1 0/1 0/1 0/1 0/1 0/1 0/1 0/1
0/1 0/1 0/1 0/1 0/1 0/1 0/1 0/1 0/1 0/1 0/1 0/1 0/1 0/1 0/1 0/1
Data
Expansion
Constant Other
Type
SFC
K, H Sn
BLm\Sn
BIN16
Number of readouts
b5 b4 b3 b2
0: Step in question is inactive
1: Step in question is active
Programs Using Instructions
SFC Program
Sequence
Program
Transition
Step
Condition
"m" is the block No.
BMOV(P) S (BLm\K4Sn) D
b1 b0
Step designated at Sn
Step S(n+1)
Step S(n+16)
Step S(n+ (A 16))
Execution Site
Transition
Block Step
Condition
n
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