基于TMS320C6414的视频采集处理硬件系统设计

System hardware design of video image catching and processing system and its realization based TMS320C6414

论述了以TI高性能DSPTMS320C6414为核心处理器的视频实时图像处理器系统的设计原理,分析了高速板设计中的几个关键问题.在以DSP为处理核心的图像系统中,以FPGA为数据采集逻辑控制单元,采用DSP控制实现了多种电视制式信号图像数据采集.详细讨论了数据采集部分的结构和FPGA的控制逻辑,DSP响应中断实现数据转移和存储.采用FPGA实现视频信号数据实时预处理,可提高系统性能,同时具有适应性与灵活性强,设计、调试方便等优点.

A video real-time image processor system design and construction based on TI′ high performance DSP TMS320C6414 was introduced, and several key problems of high speed electro circuit design analyzed. In imaging system, FPGA was used as a main logic unit, and the data acquisition for video signal. The principle of imaging system was introduced. The construction of acquisition part, control logic of FPGA, DSP control and interrupt respond were also expanded. The implementation of video signal collection and procession using FPGA would enhance the system capability, and be easy to design and debug, with adaptability and flexibility.