Data Table Operation Instructions - Mitsubishi MELSEC Q Series Programming Manual

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FIFW(P)
7.7

Data Table Operation Instructions

7.7.1
Writing data to the data table (FIFW(P))
FIFW(P)
FIFW
FIFWP
Setting
Data
S
D
Function
(1) Stores the 16-bit data designated by
The number of data blocks stored in the table is stored at
is stored in sequence from
(2) The first time the FIFW instruction is executed, any values in the designated by
should be cleared.
(3) The number of data blocks to be written in the data table and the data table range should be
controlled by the user.
[See Program Example (2)]
7-150
Command
Command
: Data to be written into the table or the number of the device where the data is stored (BIN 16 bits)
S
: Head number of the table (BIN 16 bits)
D
Internal Devices
R, ZR
Bit
Word
––
+1.
D
Data table
D
Number of stored data blocks
2
D
+1
5432
D
+2
1234
D
+3
Data table range
0
D
+4
0
(controlled by the user)
0
S
4321
High
Basic
performance
FIFW
FIFWP
J
\
U
\G
Bit
Word
––
in the data table designated by
S
, and the data designated by
D
D
D
+1
D
+2
D
+3
D
+4
Process
Redundant Universal
LCPU
S
D
S
D
Constants
Zn
Other
K, H
––
––
––
.
D
S
Data table
3
5432
1234
4321
0
0
device
D

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