USB通信技术在热能信息采集系统中的应用

Application of USB communication technology in heat energy information collection system

介绍了通用串行总线标准(USB)接口芯片CH372的性能,描述了USB通信技术在热能信息采集系统中应用的总体结构设计,具体讨论了USB接口芯片的应用电路设计,并对应用系统的部分固件程序、设备驱动程序的编程方法及单片机通过USB接口与PC机进行通信的方法进行了阐述。

The characteristic of USB interface chip CH372 is introduced and the overall structure design of application of USB communication technology in heat energy information collection system is described in this paper. The circuit design of USB interface and its firmware procedure, the equipment driver, the application procedure programming method, and part of flow charts are also discussed and given. Finally the communicationmethod of MCU and PC through USB is described, which can be widely used in each kind of data acquisition in the scientific research and the industry and mining.