irina Kim
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4
issues of
irina Kim
If reading Sn_SR in the Listen() function reveals that the socket is already in a connected state, issues may arise. - Resolved by adding a check for SOCK_ESTABLISHED within the...
![WizFi360-EVB](https://user-images.githubusercontent.com/9648281/61932528-9cc03500-afbe-11e9-888c-ede81982515f.JPG)
WIZ750SR-485 uses 2-Wire method among RS-485 wiring methods. That's why you only need to activate the port when sending data. Because this part was missing, the transmission of the command...
image
3
![WIZ750SR Notworking](https://user-images.githubusercontent.com/9648281/70020315-94f94880-15cf-11ea-89cd-6bb3b2f1b7f1.png) ![WIZ750SR Version](https://user-images.githubusercontent.com/9648281/70020317-94f94880-15cf-11ea-9dd1-ee18b8221ed0.png)