As far as I observed, the socket api has a blocking structure. There are 2 lwip apis remaning: lwip raw api and netconn api. Esp doesnt support raw api to be threadsafe. Therefore, using netconn api with callback solves issue.

Hi all, hope you are well! I'm working on a project which ESP32 works as TCP transparent Wifi-Uart Passthrough. Im using ESP32 as AP and connecteing as a client via a terminal program(hercules) on a specific IP address and port number . However, how can I understand the time when TCP clients is disc...