Eaton ELC-PB, Programming Manual

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3 . I n s t r u c t i o n S e t
M N050 03003E F or mo re infor ma tio n vi sit:
w w w. e a t o n . c o m
3-77
API Mnemonic Operands Function
27 DOR P
S
1
, S
2
, D
Logical OR 32-bit
Bit Devices Word devices Program Steps
Type
OP
X Y M S K H KnX KnY KnM KnS T C D E F
S
1
* * * * * * * * * *
S
2
* * * * * * * * * *
D * * * * * * *
DOR, DORP: 13 steps
ELC ELCB ELCM
PB PC/PA/PH PV PB PH/PA
32 16 P 32 16 P 32 16 P 32 16 P 32 16 P
Operands:
S
1
: First data source
S
2
: Second data source
D
: Operation result
Description:
1. Logical Double word OR operation.
2. A logical OR operation is performed on the bit patterns of the contents of the two source
addresses (
S
2
and
S
1
). The result of the logical OR analysis is stored in the destination
device (
D
)
3. For 16-bit operation please refer to the WOR instruction.
Program Example:
When X1 is ON, the 32-bit data source (D11, D10) and (D21, D20) are analyzed and the operation
result of the logical DOR is stored in (D41, D40).
X1
DOR D10 D20 D40
b31
Before
execution
After
execution
D11 D10
DOR
b
0 0 1 1 1 1 1 1
0 0 0 0 0 0 1 1 1 1
0 0 0 0 1 1 1
b15 b0
0 0 0 0 0 0 1 1
0 1 1 1 0 1
1 1 1 1 1 1 1 1 1
D21 D20
D41 D40
0 0 1 1 1 1 1 1 0 0 0 0 0 0 1 1
0 0 0 0 0 0 1 1 1 1 0 1 1 1 0 1
0 0 0 0 1 1 1 1 1 1 1 1 1 1 1 1