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介绍了高精度数字温度传感器DS18S20的结构和用法、射频片上系统nRF9E5芯片的结构、液晶显示器12864-12及其串行接口,分析了无线测温系统的系统组成、端机的结构和基站的工作原理,给出了系统的部分程序。
The structure and usage of high precision digital temperature sensor DS18S20, the structure of RF chip system nRF9E5 chip, liquid crystal display 12864-12 and its serial interface are introduced. The system components of wireless temperature measurement system, the structure of terminal and the work of base station are analyzed. Principle, gives the system part of the program.