Unified Controller Vm series TC-net 100(TNB) Module Manual
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7.1 Information by Socket (Reserved)
7.1.1 Configuration of information by socket
Figure 7-2 shows the state information by socket.
Figure 7-2 State information by socket
Condition that makes each bit "1"
TCP: When socket TCP is used
UDP: When socket UDP is used
AOP: When socket is actively opened (TCP only)
POP: When socket is passively opened (TCP only)
CON: While connection is being established (TCP only)
RCV: Received data exists
RCL: Disconnected by the partner when connection is established (TCP only)
Condition that makes each bit "0"
TCP: Upon close request of the socket
UDP: Upon close request of the socket
AOP: Upon close request of the socket
POP: Upon close request of the socket
CON: Upon close request of the socket
or When connection is disconnected by the partner.
RCV: No received data
RCL: Upon close request of the socket
The following table shows the station bus address where the information by
socket is expanded in word addresses.
Table 7-1 Station bus addresses
Word offset
Socket 0 130944
Socket 1 130945
Socket 2 130946
ꞏ
ꞏ
Socket 62 131006
Socket 63 131007
F E D C B A 9 8 0
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