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声表面波目标无线识别系统中PC-DSP通信电路设计 被引量:2

Design of Communication Circuit between PC and DSP in Wireless Identification Tags System Based on SAW
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摘要 简要介绍了基于无线声表面波技术的辨识系统基本原理和系统结构 .系统以不同的无源编码标签代表不同的对象 ,通过对标签的传感从而达到目标识别的目的 .详细给出了 DSP与 PC机通信电路的软硬件设计 ,实践证明该电路具有通信可靠 。 The mechanism of wireless identification tags sytems based on surface acoustic wave (SAW) is introduced. The papers details the hardware and software design of the serial communication circuit between PC and DSP based on the standard RS 232C bus. The experiment proves the communication method takes the advantage of high reliability as well as simple structure.
出处 《传感技术学报》 CAS CSCD 2001年第4期299-306,共8页 Chinese Journal of Sensors and Actuators
基金 上海市科委基金项目 ("无线声表面波识别系统研究")基金编号 :995 3 1 40 1 6
关键词 声表面波 无线识别系统 数字信号处理器 串行通信 通信电路设计 传感器 surface acoustic wave (SAW) wireless identification digital signal processor serial communication
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