Toshiba nv Series Instruction Manual page 48

Chapter3Settings
Socket interface information:
Word offset
Socket status information:
b15
Word offset
+0x07
TCP
Condition that makes each bit "1":
TCP: socket TCP is used
UDP: socket UDP is used
AOP: socket is active open (TCP only）
POP: socket is passive open (TCP only）
CON: the connection is being established (TCP only）
RCV: data is received
RCL: Disconnected by the partner when connection is established (TCP only）
NOA： There is no response from the partner and despite the TCP retry function, the
connection has experienced timeout (the partner is down etc.) (TCP only）
Condition that makes each bit "0":
TCP: upon socket close request
UDP: upon socket close request
AOP: upon socket close request
POP: upon socket close request
CON: upon socket close request or when the connection is disconnected by the partner.
RCV: no data received
RCL: upon socket close request
NOA: upon socket close request
6F8C1566
34 34
b15
+0x00 Reserved
+0x03 Pair's port number
+0x04 Pair's IP address
+0x06 Own socket's TCP/UDP port number
+0x07 Socket status
+0x08
b14 b13 b12 b11 b10
UDP AOP POP CON RCV
b9 b8 b7 b6 b5
RCL NOA
b0
b4 b3 b2 b1 b0
Reserved