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Temperature transmission technology plays an important role in the industrial production, but the security and reliability of data can not be guaranteed because of its difficult and complex wiring. As for these problems, this paper puts forward a wireless multi-point temperature transmission system with RF chip nRF24L01 for 2.4GHz band and high-precision 1-Wire bus digital temperature sensor DS18B20,...
Since 2003, the Chinese government has taken a series of targeted policies and measures to suppress road accidents. In recent years, in the case of the rapid economic development, rapidly growing motor vehicle amount, and changes greatly in road safety environment, China successfully achieved the objectives that road accidents from the peak to be suppressed, until to the decline year-by-year. The...
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