270
FX3G/FX3U/FX3UC Series Programmable Controllers
Programming Manual - Basic & Applied Instruction Edition
9 Move and Compare – FNC 10 to FNC 19
9.6 FNC 15 – BMOV / Block Move
8) If a file register is not specified as the destination in BMOV (FNC 15) instruction, the file register is not
accessed.
a) Outline of memory operation
b) Program example
When X000 is set to ON, the data register area [B] is read.
A file register can be specified as . But if a same number with is specified, the same-
number register update mode is selected.
However, even if a file register having different number is specified for and respectively,
data cannot be transferred from the file register area to another file register area. In such a case, read
the contents of a file register specified as in the same-number register update mode to the data
register area [B] once, and then write the data.
→ For the same-number register update mode of file registers, refer to Subsection 4.8.2.
Data register
[B]
Inside system
RAM
Inside built-in memory
or memory cassette
Program
memory
Program/
comment
File register
[A]
D1000
Image
memory
Data register
Data register
D7999
D599
D 0
D200
Read
D1499
D1100
500 points ×
14 blocks
maximum
(7000 points
maximum)
X000
FNC 15
BMOVP
D1100 D200 K400
n
S
D
D
S
S
D
S
To Next Page
Loading...
