Omron CS CJ1W-ETN21 Operation Manual page 152

Using Socket Services by Manipulating Dedicated Control Bits
Program Memory Map
128
The send and receive data and bits (flags) used by the program are shown in
the following diagram.
DM Area
CIO Area
15 to 8
CIO 0000
CIO 0001
CIO 0002
Send data, 100 bytes (100 = 0064 Hex)
Receive data, 100 bytes (100 = 0064 Hex)
7 6 5 4
Section 6-7
3 2 1
TCP TCP TCP
TCP
Send Close Open
Receive
Bit Bit Bit
Bit
TCP TCP TCP
TCP
Send Close Open
Receive
Error Error Error Error
Flag Flag Flag Flag
TCP
TCP TCP TCP
Opening
Receiving Sending Closing
Flag
Flag Flag Flag
0