W3150 Datasheet, PDF (42/59 Pages) List of Unclassifed Manufacturers – WIZnet’s Online Technical Support

Timeout
Timeout occurs if there is not remote peer or data transmission is not proceeded due to abnormal
network. It can be checked as below.
1. Check if TIMEOUT bit value of Socket n Interrupt Register(Sn_IR) is ‘1’. (In this case, if the interrupt
of Socket n is activated, interrupt occurs. Refer to Interrupt Register (IR), Interrupt Mask Register
(IMR), Socket n Interrupt Register (Sn_IR).)
Finished? / Socket Close
If all the actions are finished, close the socket.
1. Give CLOSE commands to Socket n Command Register(Sn_CR).
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