In the software part, the working flow of the system is introduced first. And then the two key technologies, Cyclic Redundancy Check (CRC) method and Anti-Collision method are presented.

在软件部分首先介绍了整个系统的工作流程，然后对两项关键技术：循环冗余校验(crc)法和防碰撞法进行了阐述。

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This paper presents the mathematical model and coding principle of cyclic redundancy check, and show the software implementation.

论述了循环冗余校验的数学模型以及编码原理，并给出了软件的实现方法。

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This paper puts forward three table-based software algorithms to create cyclic redundancy check(CRC) code, and analyses efficiency of the algorithms.

本文提出了基于字节查表生成循环冗余校验码（CRC码）的三种软件算法，并对其效率进行了分析。

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