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Device
Item
[12]
S
Clock data (set only when
to
errors occur)
[15]
S
(1) Receive data
Device
Item
+0
d1
Receive data
to
+n
d1
*1 :
Setting option
• Only e-mail read processing from the mail server is performed.
No request
• Inquiry (reading) for the information of received mails remaining in
(not read)
the mail server is performed after the time set in the GX Works2
parameter has elapsed.
• E-mail read processing from the mail server is performed.
• After the execution of the MRECV instruction, inquiry (read)
Request
processing for information on the received mails remaining in the
(read)
mail server is performed.
• (Inquiry for receiving of a mail is made immediately.)
5.4 CC-Link IE Controller Network, MELSECNET/H, and Ethernet Instruction
Clock data at the time of error completion are stored in BCD format.
b15
to
[12 ]
Month (01
to 12
S
H
[13 ]
Hour (00
to 23
S
H
[14 ]
Second (00
to 59
H
S
[15 ]
Year (00
to 99
) First two digits
S
H
H
Contents (header + attached file) of the received mail are stored.
The following table shows the processing that depends on the selection of the execution type after
executing the MRECV instruction.
Processing
Setting data
b8 b7
to
b0
Year (00
to 99
) Last two digits
)
H
H
H
)
Day (01
to 31
)
H
H
H
)
Minute (00
to 59
)
H
H
H
Day of week (00
to 06
)
H
H
00
(Sun.) to 06
(Sat.)
H
H
Setting data
Advantage
Unnecessary
read processing
is not performed
when the mail
server has no
mail.
Received mails
stored in the mail
server can be
read in series.
5.4.24 MRECV instruction
ZP_MRECV
*1
Setting range
Setting side
System
–
*1
Setting range
Setting side
System
–
Disadvantage
Even if mails remain in
the mail server, they
cannot be read
immediately.
Mails tend to be
accumulated in the mail
server.
Inquiries to the mail
server are made more
often.
Internal processing of the
module increases, which
affects other internal
processing to a certain
degree.
5-155
5
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