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3-2-4. I/O read variables
The I/O read variables are the system variables used to read the status of panel inputs and outputs
or EC inputs and outputs. These system variables are read-only.
[Command format]
•
Reading the input bit
VIRD [ ∗ ∗ ∗ # ]
∗ ∗ ∗ : Logical I/O address
# : Bit position
•
Reading the output bit
VORD [ ∗ ∗ ∗ # ]
∗ ∗ ∗ : (Logical I/O address) - (512)
# : Bit position
*
In the read data, bit ON becomes "1" and bit OFF becomes "0".
5238-E P-283
SECTION 12 USER TASK
LE33013R0301400260001
LE33013R0301400260002
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