Omron CP1L-EL20DR-D Operation Manual page 763

Auxiliary Area Allocations by Address
Addresses Name
Word Bits
A567 03 Closing
Flag
(Socket 1)
13 Data
Received
Flag
(Socket 1)
14 Results
Storage
Error Flag
(Socket 1)
15 TCP/UDP
Open Flag
(Socket 1)
A568 00 Openning
Flag
(Socket 2)
01 Receiving
Flag
(Socket 2)
02 Sending
Flag
(Socket 2)
Function
The status of TCP/UDP Socket 1 is
ON during close processing. (Turns
ON when close request is received.)
OFF when close processing has
been completed.
The status of TCP/UDP Socket 1 is
ON when data from a remote node
has been received at an open TCP
socket. OFF when receive process-
ing has been requested for an open
TCP socket.
The status of TCP/UDP Socket 1 is
ON if there is an error in storing the
results when socket services are
used by means of the CMND (490)
instruction. OFF when the next
request is received. (Connected by
TCP.)
The status of TCP/UDP Socket 1 is
ON when open processing has been
completed. OFF when close pro-
cessing has been completed. (Stays
OFF for abnormal open processing
completion.)
The status of TCP/UDP Socket 2 is
ON during open processing. (Turns
ON when open request is received.)
OFF when open processing has
been completed.
The status of TCP/UDP Socket 2 is
ON during receive processing.
(Turns ON when receive request is
received.) OFF when receive pro-
cessing has been completed.
The status of TCP/UDP Socket 2 is
ON during send processing. (Turns
ON when send request is received.)
OFF when send processing has
been completed.
Settings Status Status at
after startup
mode
change
ON: Start close --- Cleared
OFF: Close
ON: Receiving --- Cleared
OFF: Received
ON: Error --- Cleared
OFF: Normal
ON: Opened --- Cleared
OFF: Closed
ON: Opening --- Cleared
OFF: Closed
ON: Start --- Cleared
receive
OFF: Receive
ON: Start send --- Cleared
OFF: Send
Appendix D
Write Related
timing Flags,
Settings
When ---
socket 1
starts to
close, the
bit is ON.
When
socket 1
closes
com-
pletely,
the bit will
OFF.
When the
---
data
needs to
be
received
by socket
1, the bit
will ON.
After
receiving
com-
pletely,
the bit will
OFF.
If socket ---
1 is in
error sta-
tus, the
bit will
ON.
When ---
socket 1
status is
opened,
the bit will
ON.
When
socket 1
is closed,
the bit will
OFF.
When ---
socket 2
status is
opening,
the bit will
ON. After
socket 2
status is
opened,
the bit is
OFF.
When ---
socket 2
is waiting
to receive
data.
When ---
socket 2
starts
sending,
the bit will
ON. After
data is
sent, the
bit will
OFF.
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