Mitsubishi Electric Q172CPU Programming Manual page 136

4 MOTION DEDICATED PLC INSTRUCTION
[Operation of the self CPU at execution of S(P).DDWR instruction]
To self CPU high speed interrupt
accept flag from CPUn
(Instruction accept destination
buffer memory)
S(P).DDWR instruction
(First)
First S(P).DDWR instruction
complete device
State display device at the first
S(P).DDWR instruction
completion
S(P).DDWR instruction
(Second)
Second S(P).DDWR instruction
complete device
State display device at the second
S(P).DDWR instruction
completion
[Errors]
Complete status
4C00
4C08
4C09
First S(P).DDWR
instruction accept
END
ON
OFF
ON
OFF
OFF
OFF
OFF
OFF
OFF
The abnormal completion in the case shown below, and the error code is stored in the
control data (S1+ 0 : Complete status).
(Note)
(Error code)(H)
The specified device cannot be used in the Motion
CPU. Or, it is outside the device range.
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.
CPU No. of the instruction cause is injustice.
Second S(P).DDWR
instruction accept
END
ON
ON
First S(P).DDWR
instruction completion
(with response)
Error factor
4 - 37
END
END
END
ON
ON : Abnormal completion
OFF : Normal completion
ON
ON : Abnormal completion
OFF : Normal completion
Second S(P).DDWR
instruction completion
(with response)
Corrective action
Confirm a
program, and
correct it to a
correct PLC
program.
(Note) : 0000H(Normal)
t