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4.12.3 I/O No. specification device (U)
The I/O No. specification device is used to specify I/O numbers in the intelligent function module dedicated
instructions.
(1) Specification method
Specify as shown below by using the intelligent function module dedicated instructions.
For details of the intelligent function module dedicated instructions, refer to the following.
Manual for the intelligent function module used
4.12.4 Macro instruction argument device (VD)
The macro instruction argument device (VD) is used with ladders registered as macros.
When a VD setting is specified, the value is converted to the specified device when the macro instruction is
executed.
(1) Specification method
Among the devices used in the ladders registered as macros, specify a device used for VD. When using macro
instructions in the sequence program, specify devices that correspond to the macro instruction argument devices
used in the macro registration ladders in ascending order.
Un
GP.READ
S1 S2 S3 D
Instruction name
I/O No. specification instruction
I/O No. specification device
(n: I/O No.)
Passing to VD2
VD0MOV
VD2
VD0
> VD1
D0
M.MAX
D1
R0
Passing to VD1
Passing to VD0
VD1
MOV
VD2
VD0
<= VD1
Command with the name of the ladder registered as a macro
Sequence program that actually runs in the CPU module
Sequence program
Ladder registered as a macro (registration name: MAX)
D0MOV R0D0
>D1
D1
MOV
R0
D0
<= D1
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