Elaborates the Barke code recognizer's design and FPGA realization.

阐述巴克码识别器的设计与FPGA的实现。

Article abstract: the first article starts from the Barke code as well as the FPGA elementary knowledge, introduces this both's concept and the characteristic separately.

首先文章从巴克码以及FPGA的基础知识开始，分别介绍这两者的概念和特点。