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7 BASIC INSTRUCTIONS
7.4 Bit Processing Instructions
Resetting a bit in the word device
BRST(P)
These instructions reset (to 0) (n)th bit of word device specified by (d).
Setting data
■
Descriptions, ranges, and data types
■
Applicable devices
Processing details
• These instructions reset (to 0) (n)th bit of word device specified by (d).
• If (n) exceeds 15, the processing will be done based on the lower 4 bits of (n).
Operation error
There is no operation error.
Ladder diagram
Structured text
ENO:=BRST(EN,n,d);
ENO:=BRSTP(EN,n,d);
FBD/LD
Operand
Description
Range
Data type
Data type (label)
(d)
Head device for which bit is to be reset
16-bit signed binary
ANY16
(n)
Number of bit(s) to be reset
0 to 15
16-bit unsigned binary
ANY16
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
$
(d)
(n)
(d)
(n)
EN
ENO
d
n
K11
D10
BRSTP
D10 1 1 0
1
0
0 1 1 0
1
0
1 1 0 1 1
∙∙∙
∙∙∙
b15
b11
b0
b1
D10 1 1 0
0
0
0 1 1 0
1
0
1 1 0 1 1
∙∙∙
∙∙∙
b15
b11
b0
b1
0
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 ...
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