
High
−
level Instructions
3
−
282
Outline
Rotates a specified number of bits in specified 32-bit data to the right.
For the FP0R/FP
Σ
/FP
−
X/FP0/FP
−
e, the P type high
−
level instruction
“P125 (PDROR)” is not available.
Program example
Ladder Diagram
Boolean
Ladder Diagram
Address
Instruction
F125 DROR, DT10,
K4
10
R0
n
D
Trigger
10
11
ST
R
0
F125
(DROR)
DT
10
K
4
D
Lower 16-bit area of 32-bit data
n
16-bit equivalent constant or 16-bit area to specify number of bits to be rotated
Range of n: K0 to K255 (H0 to HFF)
Operands
Operand
Relay
Timer/Counter
Register
Index
register
Constant
Index
Integer
Operand
WX WY WR WL
SV
EV
DT LD
FL
(
*
1)
I
K
H
f
Index
modifier
Integer
device
D
N/A
A
A
A
A
A
A
A
A
A
N/A N/A N/A
A
N/A
n
A
A
A
A
A
A
A
A
A
A
A
A
N/A
A
N/A
(
*
1) This cannot be used with the FP0R, FP
Σ
and FP
−
X.
Explanation of example
Rotates 4 bits in data registers DT11 and DT10 to the right when trigger R0 turns on.
When 4 bits are rotated to the right, the data in bit position 3 is transferred to special internal relay R9009
(carry flag).
1 0 1 0
1 1 0 0
1 0 1 1
31
0
1 0 1 1
[DT11,DT10]
1 0 1 0
[DT11, DT10]
1 1 0 0
CY
28 27
8 7
4 3
R0: on
· · ·
F125
P125
(PDROR)
(DROR)
32-bit data right rotation
A: Available
N/A: Not Available
Phone: 800.894.0412 - Fax: 888.723.4773 - Web: www.clrwtr.com - Email: [email protected]
Summary of Contents for FP-E
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