Resetting A Bit In The Word Device - Mitsubishi Electric MELSEC iQ-F FX5 Programming Manual

Resetting a bit in the word device

BRST(P)
These instructions reset (to 0) (n)th bit of word device specified by (d).
Ladder diagram
(d)
FBD/LD
EN ENO
n d
Setting data
■Descriptions, ranges, and data types
Operand Description
(d) Head device for which bit is to be reset
(n) Number of bit(s) to be reset
EN Execution condition
ENO Execution result
■Applicable devices
Operand Bit
X, Y, M, L, SM,
F, B, SB, S

(d)
(n) 
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.
7 BASIC INSTRUCTIONS
274
7.4 Bit Processing Instructions
(n)
Word
T, ST, C, D, W,
SD, SW, R


BRSTP D10 K11
b15 ∙∙∙ b11 ∙∙∙
D10 1 1 0
0 1 0 1 1 0 0 1 1 1 0 1 1
b15 ∙∙∙ b11 ∙∙∙
D10 1 1 0
0 0 0 1 1 0 0 1 1 1 0 1 1
0
Structured text
ENO:=BRST(EN,n,d);
ENO:=BRSTP(EN,n,d);
Range

0 to 15


Double word Indirect
U\G Z LC
  
  
b1 b0
b1 b0
Data type
16-bit signed binary
16-bit unsigned binary
Bit
Bit
Constant
specification
LZ K, H
  
  
Data type (label)
ANY16
ANY16
BOOL
BOOL
Others
E $
  
  