Introduction - If you have any usage issues, please Google them yourself
This system is a comprehensive wireless temperature data acquisition system by a single bus temperature sensor DS18B20, AT89C54RD+ microcontroller, Bluetooth wireless module composed of. Design friendly user interface with temperature acquisition and display over-temperature alarm, the phone using Bluetooth transmission control protocol between the software and microprocessor temperature acquisition module, complete the two-way data transmission and control, the system has real-time, high-speed and wall function, etc., You can the alarm sound or vibration mode, and informs the remote monitoring through SMS, GPRS network-based remote temperature monitoring, alarm and control system integration, enhanced use of space and the market, the system can be applied to a variety of sensors and early warning systems.