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DXYBT021 module is a serial wireless data transmission module designed by DXY based on a Bluetooth SOC chip. Support AT command, OTA upgrade, users can change the serial port baud rate, device name, pairing password and other parameters. At the same time, it can provide customized service of status IO according to user's demand for status IO pin.
The module is mainly used in the field of short-distance wireless data transmission, which can be easily connected with the Bluetooth device of the PC. It can also interwork the data between the two modules, avoid cumbersome cable connection, and can directly replace the serial cable;
Application field:
Bluetooth wireless data transmission
Wireless data acquisition
Industrial remote control, telemetry
POS system, wireless keyboard, mouse
Automated data acquisition system
Wireless data transmission; Banking system
Building automation, security, smart door locks
Smart home, industrial control
Scheme features:
1) Bluetooth 4.0 low energy Bluetooth module;
2) High receiving sensitivity: -95dBm;
3) Transmit power: 7dBm(max);
4) Support OTA function, wireless upgrade;
5) Small size: 18mm(L)*12mm(W)*2mm(H);
6) Support AT command mode query, modify module information;
7) Bluetooth data transparent transmission function;
