Bit Processing Instructions - Mitsubishi MELSEC Q Series Programming Manual

7.4

Bit processing instructions

7.4.1
Bit set and reset for word devices (BSET(P),BRST(P))
BSET(P),BRST(P)
BSET, BRST
BSETP, BRSTP
Setting
Data
D
n
Function
BSET
(1) Sets (sets "1" at) the nth bit in the word device designated at
(2) If n exceeds "15", bit set/reset is performed with the lower 4 bits of the data.
BRST
(1) Resets the nth bit of a word device designated by
(2) If n exceeds "15", bit set/reset is performed with the lower 4 bits of the data.
Command
Command
: Number of the device whose bits are set/reset (BIN 16 bits)
D
n : Number of the bit to be set/reset (0 to 15) (BIN 16 bits)
Internal Devices
R, ZR
Bit Word
Before execution
D10
After execution
D10
Before execution
D10
After execution
D10
High
Basic
performance
indicates an instruction symbol of BSET/BRST.
P
J \
U \G
Bit Word
D
BSETP D10 K6
b15 b6 b1
1 1 0 0 1 0 1 1 0 0 1 1 1 0 1 1
b15 b6 b1
1 1 0 0 1 0 1 1 0 1 1 1 1 0 1 1
1 is set
to 0.
D
BRSTP D10 K11
b15 b11 b1
1 1 0 0 1 0 1 1 0 0 1 1 1 0 1 1
b15 b11 b1
1 1 0 0 0 0 1 1 0 0 1 1 1 0 1 1
0 is set.
BSET(P),BRST(P)
Process
Redundant Universal LCPU
n
D
n
D
Constants
Zn Other
K, H
–– ––
––
.
b0
b0
b0
b0
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