Low power WIFI module user manual
Jinan USR IOT Technology Limited
Page 24/72
Figure 9.
Socket B function demo
2.9.
Multi-TCP Link Connection
When USR-WIFI232-T module configured as TCP Server, it supports Multi-TCP link
connection, and maximum 5 TCP clients permit to connect to USR-WIFI232-T module. User
can realize multi-TCP link connection at each work mode.
Multi-TCP link connection will work as following structure:
Upstream: All dates from different TCP connection or client will be transmitted to the serial
port as a sequence.
Downstream: All data from serial port (user) will be duplicate and broadcast to every TCP
connection or client.
Detailed multi-TCP link data transmition structure as following figure:
Figure 10. Multi-TCP Link Data Transmition Structure