Справочник Пользователя для Mitsubishi Electronics QCPU
7-49
BSFR(P),BSFL(P)
1
2
3
4
6
6
7
8
7.3 Shi
ft instr
uction
7
.3.2 1-bit shift
to right or
left of
n-bit data (
B
SF
R(P)
R(P)
,BS
F
F
L(P)
)
7.3.2
1-bit shift to right or left of n-bit data (BSFR(P),BSFL(P))
BSFR(P),BSFL(P)
Function
BSFR
(1) Shifts the data in n points from the device designated by
to the right by one bit.
(2) The device designated by
+ (n 1) is filled with 0.
BSFL
(1) Shifts the data in n points from the device designated by
to the left by one bit.
(2) The device designated by
is filled with 0.
: Head number of the devices to be shifted (bits)
n
: Number of devices to which shift is executed (BIN 16 bits)
Setting
Data
Internal Devices
R, ZR
J
\
U
\G
Zn
Constants
K, H
Other
Bit
Word
Bit
Word
––
––
n
––
Basic
Process
High
performance
Redundant Universal
Command
Command
P
D
n
D
n
BSFR, BSFL
BSFRP, BSFLP
indicates an instruction symbol of BSFR/BSFL.
D
D
D
D
D
0
Carry flag
(SM700)
Filled with 0
1
1
0
1
1
0
0
1
1
0
1
1
n
D
D
D
D
D
D
D
D
D
D
+(n-1)
+(n-2)
+(n-3)
+(n-1)
+(n-2)
+(n-3)
+2
+1
+2
+1
D
D
D
D
D
D
D
D
D
D
D
D
D
D
1
Carry flag
(SM700)
Filled with 0
1
1
0
0
1
1
1
0
0
1
1
0
+(n-1)
+(n-2)
+(n-3)
+2
+1
+(n-1)
+(n-2)
+(n-3)
+2
+1
D