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[DSP program] B10731_B1 DL : 0: 本文介绍了一种基于DSP技术的二维条码扫描器。该扫描器以MOTOROLA的DSP56F826为核心，采用CMOS图象传感器以逐行扫描方式采集条码数据，并利用高速存储器扩展芯片，配合先进的译码算法，实现了高效准确的实时处理。文中阐明了系统工作原理、功能以及软硬件实现方法。同时，简述了PDF417码的编码原理及二维条码系统的发展前景。-In this paper, a DSP-based two-dimensional bar code scanner technology. The scanner in MOTOROLA at the core of DSP56F826 using CMOS image sensor with progressive scan bar code data collection methods and to expand the use of high-speed memory chips, as well as sophisticated decoding algorithms, implementation of a highly efficient and accurate real-time processing. Text to clarify the working principle of the system, functional as well as hardware and software implementation methods. At the same time, PDF417 code outlines the principles and two-dimensional bar code encoding system development prospects.
Date : 2026-01-02 Size : 53kb User : Alex