In this paper, a system of grating signal processing based on USB is designed, which is characterized with modular and multiple use by means of combining software and hardware.
将usb总线和光栅测距结合于一体，设计了一种基于USB接口的光栅信号处理系统。该系统采用软、硬件结合的方法，具有模块化和多用化的特点。
By combining software design and hardware circuit, the modularization of designing data acquisition circuits is fulfilled, and the accuracy and reliability of the system are enhanced.
通过软件设计和硬件电路的结合，实现了数据采集电路的模块化设计，提高了系统的精度和可靠性。
The modules are also designed to simulate the real meter and meter reading module, using the method of combining software and hardware to verify smart meter infrared communication protocol is correct.
同时，设计合理的模块分别模拟真实电表和读表模块，采用软硬件相结合的方法验证智能电表红外通信协议的正确性。
Simulating the logging signals by combining software and hardware makes such a simulator accurate, fine and, thus the desirable results have been obtained in applications.
用硬软件结合方式模拟测井信号，准确、细腻，在实用中已取得预期的效果。
Simulating the logging signals by combining software and hardware makes such a simulator accurate, fine and, thus the desirable results have been obtained in applications.
用硬软件结合方式模拟测井信号，准确、细腻，在实用中已取得预期的效果。
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