Omron CJ1W-ETN11 Operation Manual page 177

Using Socket Services with CMND(490)
D03000
D03010
D04000
D04010
D04020
CIO Area
CIO 0000
CIO 0001
CIO 0002
156
0 1 2 3
UDP SEND REQUEST response
Re-
sponse
2703H
code
UDP SEND REQUEST results storage area
Re-
No. of
sponse
send
code
bytes
0 1 2 3
UDP RECEIVE REQUEST command data
2702H 0001H 820FH B400H
UDP socket number used
Command code
0 1 2 3
UDP RECEIVE REQUEST response
Re-
sponse
2702H
code
UDP RECEIVE REQUEST results storage area
Re-
Source
Source IP
sponse
port
address
code
number
The following bits and flags are used to control CMND(490) execution. The
bits in CIO 0000 are used to signal execution, the bits in CIO 0001 are used to
signal errors, and the bits in CIO 0002 are used to control the program so that
the instruction is executed only once.
15 to 8 7 6
4 5 6 7
4 5 6 7
0064H 0000H
Timeout value: Not set
No. of bytes to receive: 100 bytes (0064
Results storage area: set to D04020 (0FB4
4 5 6 7
No. of
Receive data: 100 bytes (0064
bytes to
receive
5 4 3 2
UDP
UDP
Send
Receive
Bit
Bit
UDP
UDP
Send
Receive
Error Error
Flag Flag
UDP UDP
Receiving Sending
Flag Flag
Section 6-3
8 9
8 9
)
hex
)
hex
8 9
)
hex
1 0
UDP UDP
Close Open
Bit Bit
UDP UDP
Close Open
Error Error
Flag Flag
UDP
UDP
Opening
Closing
Flag
Flag