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5 MOTION DEDICATED PLC INSTRUCTION
[Operation of the self CPU at execution of S(P).DDWR instruction]
S(P).DDWR instruction
(First)
To self CPU high speed interrupt
accept flag from CPUn
(Instruction accept destination
buffer memory)
First S(P).DDWR instruction
complete device
t
OFF
OFF
ON
State display device at the first
S(P).DDWR instruction
completion
OFF
ON ON
ON
OFF
END
END
END
OFF
OFF
ON
OFF
OFF : Normal completion
ON
END
END
S(P).DDWR instruction
(Second)
Second S(P).DDWR instruction
complete device
State display device at the second
S(P).DDWR instruction
completion
First S(P).DDWR
instruction accept
Second S(P).DDWR
instruction accept
First S(P).DDWR
instruction completion
(with response)
Second S(P).DDWR
instruction completion
(with response)
ON : Abnormal completion
OFF : Normal completion
ON : Abnormal 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 with 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/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)