Mitsubishi MELSEC L Series User Manual page 360

Availability of
1
Instruction
simultaneous execution
ONDEMAND
OUTPUT
PRR
INPUT (the right column)
CSET
PUTE
GETE
BUFRCVS
SPBUSY
UINI
Sequence program
CSET instruction
Completion device
Completion device + 1
Q series C24
17 - 13
(8) Simultaneous execution of dedicated instructions
The following table lists the handling for when executing another instruction during
execution of the CSET instruction or executing the CSET instruction during
execution of another instruction in the same channel.
• Dedicated instructions simultaneous execution error (7FF0
instruction attempted later.
(However, simultaneous execution is available when channels to be used are not the same.)
[When instructions are executed in order of INPUT
• Dedicated instructions simultaneous execution error (7FF0
(However, simultaneous execution is available when channels to be used are not the same.)
[When instructions are executed in order of CSET
• Simultaneous execution is available.
• The next instruction will be ignored until the active instruction has been completed.
(However, simultaneous execution is available when channels to be used are not the same.)
• Dedicated instructions simultaneous execution error (7FF0
instruction attempted later.
1 Because the dedicated instructions listed below use a different
communication protocol from that for the CSET instruction (programmable
controller CPU Monitoring Register/Cancel), they are not used in the same
channel.
• BIDOUT, BIDIN
• CPRTCL
If the dedicated instructions above are used in the same channel with the
CSET instruction, the communication protocol setting error (7FF2
[Operation when a CSET instruction is being executed]
END
Scan
processing
Instruction execution
Setting processing
Handling of simultaneous execution
⎯
END
Scan
processing
Abnormal completion
17 DEDICATED INSTRUCTIONS
) occurs in the dedicated
H
CSET]
) occurs in the CSET instruction.
H
INPUT]
) occurs in the dedicated
H
: Available
END
Scan
processing
: Not available
) occurs.
H
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