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研制了一种基于通用串行总线(USB)接口的数据采集卡,在硬件设计部分描述了该系统的硬件配置及原理,在软件设计部分简要介绍了应用程序和驱动,然后介绍了固件中数据采集程序设计.最后对本数据采集卡的各项参数进行了实际测试和性能分析.
A data acquisition card based on Universal Serial Bus (USB) interface is developed. The hardware configuration and principle of the system are described in the hardware design. The application and driver are briefly introduced in the software design. Then the data in the firmware Acquisition program design.Finally, the parameters of the data acquisition card were tested and the performance of the actual analysis.