摘要
TMS320VC5409是TI公司的推出一款数字信号处理器(DSP),具有良好的性能价格比。介绍一种基于该DSP的指纹识别系统,给出其设计方案、指纹识别算法设计思路及硬件结构,重点讨论对指纹预处理算法的改进,TMS320VC5409和FPS200的特性及CPLD逻辑设计。
TMS320VC5409 DSP is a digital signal processor from Texas Instruments with good cost effective performance. A kind of fingerprint identification system based on this DSP is presented. The design proposal, identification algorithm and hardware structure are introduced. The emphasis on the logic design of CPLD, the characteristics of TMS320VC5409 ＆ FPS200 and improvement of algorithm of pre-processing are discussed.
出处
《国外电子元器件》
2006年第4期45-48,共4页
International Electronic Elements
