Performing An Or Operation On 32-Bit Data - Mitsubishi Electric MELSEC iQ-R Series Programming Manual

Performing an OR operation on 32-bit data

DOR
This instruction performs an OR operation on the two sets of 32-bit binary data specified.
ST
ENO:=DOR(EN,s1,s2,d);
■Execution condition
Instruction
DOR
Setting data
■Description, range, data type
Operand Description
(s1) Logical OR data or the start device where logical OR data is stored
(s2) Logical OR data or the start device where logical OR data is stored
(d) Start device for storing the operation result
EN Execution condition
ENO Execution result
■Applicable devices/labels
Operand Bit
SB
(s1) 
(s2)

(d) 
Processing details
• This instruction performs an OR operation (bit-by-bit) on the 32-bit binary data in the device specified by (s1) and the 32-bit
binary data in the device specified by (s2), and store the operation result in the device specified by (d).
(s1)+1
b31 ∙∙∙
(s1)
0 0 1 1 0 0
(s2)+1
∙∙∙
b31
(s2)
0 0 1 0 1 1
(d)+1
∙∙∙
b31
(d) 0 0 1 1 1 1
• When a bit device is specified, the instruction performs an operation by assuming that the ones after the number of digit-
specified points are 0.
Operation error
There is no operation error.
Execution condition
RX, RY, LB



(s1)
b16 b15 ∙∙∙
1 1 0 0 1 1 0
OR
(s2)
∙∙∙
b16 b15
0 0 0 0 1 1 1
(d)
∙∙∙
b16 b15
1 1 0 0 1 1 1
Range
-2147483648 to 2147483647
-2147483648 to 2147483647



Word
SW G, RWw, RWr, LW
 
 
 
b0
0
b0
1
b0
1
Data type
ANY32
ANY32
ANY32
BOOL
BOOL
Constant
K, H



6 BASIC INSTRUCTIONS
6.2 Logical Operation Instructions
6
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