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17 DIVIDED DATA READ/WRITE FROM/TO BFM INSTRUCTION
17.1 Divided BFM Read
17
DIVIDED DATA READ/WRITE FROM/TO BFM
INSTRUCTION
17.1
Divided BFM Read
RBFM
This instruction reads data from continuous buffer memory areas in an FX3 intelligent function module
Setting data
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Descriptions, ranges, and data types
*1 In the case of the ST language and the FBD/LD language, U/H displays as UnHn.
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Applicable devices
Ladder diagram
Structured text
ENO:=RBFM(EN,UnHn,s,n1,n2,d);
FBD/LD
Operand
Description
Range
Data type
Data type (label)
(U/H)
Module number
K1 to 16
16-bit unsigned binary
ANY16_U
(s)
Head buffer memory number
0 to 32767
16-bit unsigned binary
ANY16_U
(d)
Head device number storing data to be read from buffer memory
16-bit signed binary
ANY16
(n1)
Number of all buffer memory areas to be read
1 to 32768
16-bit unsigned binary
ANY16_U
(n2)
Not used
16-bit unsigned binary
ANY16_U
EN
Execution condition
Bit
BOOL
ENO
Execution result
Bit
BOOL
Operand
Bit
Word
Double word Indirect
specification
Constant
Others
X, Y, M, L, SM,
F, B, SB, S
T, ST, C, D, W,
SD, SW, R
U
\G
Z
LC
LZ
K, H
E
$
(U/H)
(s)
(d)
(n1)
(n2)
(U/H)
(s)
(n1)
(d)
(n2)
EN
ENO
d
UnHn
s
n1
n2
Summary of Contents for MELSEC iQ-F FX5
Page 1: ...MELSEC iQ F FX5 Programming Manual Instructions Standard Functions Function Blocks ...
Page 2: ......
Page 17: ...15 CONTENTS ...
Page 24: ...22 MEMO ...
Page 1050: ...1048 26 TIME DATA FUNCTIONS 26 4 Division MEMO ...
Page 1068: ...1066 29 COUNTER FUNCTION BLOCKS 29 4 Counter Function Block Operation error There is no error ...
Page 1107: ...I 1105 MEMO ...
Page 1111: ......