Module As Udp Client; Application Areas; At Instructions - Hi-Link HLK-B32 User Manual

2.8.4 Module as UDP Client

UDP Client
In this mode, the module sends the serial port data directly to the specified ip, port, and the data
returned from the server will be sent to the serial port.

2.9 Application Areas

 Smart home;
 Instruments and instruments;
 Wi-Fi remote monitoring / control;
 Toy field;
 Color LED control;
 Fire protection, security intelligent integrated management;
Smart card terminals, wireless POS machines, handheld devices and so on.


3. AT Instructions

The AT command mode is displayed
ES/RST pin:
In any state, keeping GPIO0 pin (pin 16) low for a time greater than Tes(50ms) and less than Trst(3s) will
immediately enter the AT command mode.
UDP Server
Figure 12. UDP Client
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