Mitsubishi Melsec-L Series User Manual page 243

Function
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(1) The function stores in the device designated in (D1) and succeeding devices the data
received via the bidirectional protocol of the module designated in Un, according to
the control data of the device designated in (S) and succeeding devices.
(2) Simultaneous execution of dedicated instructions
The following table shows the handling for when executing another instruction
during execution of the BIDIN instruction or executing the BIDIN instruction during
execution of another instruction in the same channel.
Availability of
1
Instruction
simultaneous
execution
BIDOUT
BIDIN
CSET
PUTE
GETE
BUFRCVS
SPBUSY
UINI
1 Since the dedicated instructions shown below use a different
communication protocol from that for the BIDIN instruction, they are not
used in the same channel.
• ONDEMAND, OUTPUT, PRR, INPUT, CPRTCL
If the dedicated instructions shown above are used in the same channel
with the BIDIN instruction, the communication protocol setting error
(7FF2 ) occurs.
H
Handling of simultaneous execution
• 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
occurs in the dedicated instruction attempted later.
(However, simultaneous execution is available when channels to
be used are not the same.)
BIDIN instruction and BUFRCVS instruction cannot be used at the
same time.
(However, simultaneous execution is available when channels to be
used are not the same.)
• Dedicated instructions simultaneous execution error (7FF0
occurs in the dedicated instruction attempted later.
12 DEDICATED INSTRUCTIONS
⎯
⎯
⎯
: Available : Not available
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)
H
)
H