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3 MOTION DEDICATED PLC INSTRUCTION
[Operation of the self CPU at execution of S(P).DDRD instruction]
t
OFF
OFF
ON
OFF
ON ON
ON
OFF
END
END END END
OFF
OFF
ON
OFF
ON
END
To self CPU high speed interrupt
accept flag from CPUn
(Instruction accept destination
buffer memory)
S(P).DDRD instruction
(First)
First S(P).DDRD instruction
complete device
State display device at the first
S(P).DDRD instruction
completion
S(P).DDRD instruction
(Second)
Second S(P).DDRD instruction
complete device
State display device at the second
S(P).DDRD instruction
completion
First S(P).DDRD
instruction accept
Second S(P).DDRD
instruction accept
First S(P).DDRD
instruction completion
(
with response
)
Second S(P).DDRD
instruction completion
(
with response
)
ON : Abnormal completion
OFF : Normal completion
ON : Abnormal completion
OFF : Normal completion
[Errors]
The abnormal completion in the case shown below, and the error code is stored in the
control data (S1+ 0 : Complete status).
Complete status
(Note)
(Error code)(H)
Error factor Corrective action
4C00
The specified device cannot be used in the Motion
CPU. Or, it is outside the device range.
4C08
There are 33 or more instruction requests to the Motion
CPU from the PLC CPU in S(P).DDRD and
S(P).DDWR sum table simultaneously, and the Motion
CPU cannot process them.
4C09 CPU No. of the instruction cause is injustice.
Confirm a
program, and
correct it to a
correct PLC
program.
(Note) : 0000H(Normal)