Our system adopts ti dsp tms320c6205 as main cpu to take advantage of the dsp ' s powerful digital signal processing capacity to realize real time vehicle license plate recognition and velocity measurement 本系统采用ti公司的dsptms320c6205作为主处理芯片，利用dsp芯片强大的数字信号处理能力实现实时车辆牌照识别测速。
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It also presents the development of hardware driver and application software for the prototype system . the technique of dsp and pci local bus were applied in the system . three fft boards ( tms320c31 dsp ) and one main processing board ( tms320c67 dsp ) contributed to the system 系统采用当前比较先进的dsp技术和pci局部总线技术，样机由三块fft卡和一块主处理卡组成，其中fft卡选用的是tms320c31dsp ，而主处理卡采用的是tms320c67dsp 。
