基于CAN总线接口的光栅信号处理系统研究

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针对通用的光栅传感器数据采集系统存在的问题,介绍了一种新型的基于CAN总线的光栅传感器数据采集系统的设计方法。详细介绍了整个系统的硬件电路设计,包括差动放大,整形,用高速A/D转换器进行数据采样,数字信号处理器,CAN总线接口电路设计。同时对系统的特性也作了分析,整个系统具有高速、高准确度、传送距离远等特点。 Aiming at the existing problems of general grating sensor data acquisition system, a new design method of grating sensor data acquisition system based on CAN bus is introduced. Described in detail the entire system hardware circuit design, including differential amplification, shaping, high-speed A / D converter for data sampling, digital signal processor, CAN bus interface circuit design. At the same time, the characteristics of the system are also analyzed. The whole system has the characteristics of high speed, high accuracy and long transmission distance.
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