Divided Bfm Write - Mitsubishi Electric MELSEC iQ-F FX5 Programming Manual

17.2

Divided BFM Write

WBFM
This instruction writes data to continuous buffer memory areas in an FX3 intelligent function module.
Ladder diagram
(U/H) (s1) (s2)
FBD/LD
EN ENO
UnHn
s1
s2
n1
n2
Setting data
■Descriptions, ranges, and data types
Operand Description
*1
(U/H) Module number
(s1) Head buffer memory number
(s2) Head device number storing data to be written to buffer memory
(n1) Number of all buffer memory areas to be written
(n2) Not used
EN Execution condition
ENO Execution result
*1 In the case of the ST language and the FBD/LD language, U/H displays as UnHn.
■Applicable devices
Operand Bit
X, Y, M, L, SM,
F, B, SB, S

(U/H)
(s1) 

(s2)
(n1) 

(n2)
(n1) (n2)
Word
T, ST, C, D, W, U\G
SD, SW, R
 
 
 
 
 
Structured text
ENO:=WBFM(EN,UnHn,s1,s2,n1,n2);
Range Data type
K1 to 16 16-bit unsigned binary
0 to 32767 16-bit unsigned binary
 16-bit signed binary
1 to 32768 16-bit unsigned binary

16-bit unsigned binary

Bit

Bit
Double word Indirect
specification
Z LC LZ
   
   
   
   
   
17 DIVIDED DATA READ/WRITE FROM/TO BFM INSTRUCTION
Data type (label)
ANY16_U
ANY16_U
ANY16
ANY16_U
ANY16_U
BOOL
BOOL
Constant Others
K, H E $
   
   
   
   
   
897
17.2 Divided BFM Write
17