【摘要】 提出了一种VW550多路图像集成显示系统的硬件、软件设计方案,以及在基于DLP或者LCD的拼接大屏幕显示系统中的应用方法。本应用系统基于Altera公司的SoPC技术,采用大规模FPGA作为多路图像集成显示处理系统的控制核心。该处理系统由主控板卡、视频矩阵板卡、VGA矩阵板卡组成,详细介绍了多块板卡的组成结构与工作原理,并针对基于硬件描述语言设计实现的PCI适配协议进行了分析。系统硬件设计简洁、软件可扩展性好,实验部分给出了完整的硬件平台和拼接屏幕控制效果。更多还原

【Abstract】 The hardware and software implementation solutions of VW550 multi-video display system are analyzed,and the application method of this display system is presented in multi-DLP or multi-LCD big screen systems.This implementation solution is based on SoPC technology of Altera,and it is composed of main card board,video matrix board and VGA matrix board.The working principles and PCI adaptation protocols of these interface cards are introduced in detail.In the experiments,the whole hardware platform and joined control effect of 4 screens prove the correctness of this design.更多还原