In this part, the paper mainly discusses the operation principle of SDRAM, chip selection, the diagram of design, the internal module designs in FPGA and the parameter of the board.

主要介绍了SDRAM的工作原理、FPGA芯片选型、总体设计框图、FPGA的内部设计模块以及性能参数等。

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Following the hardware design the main function of the system including CPU module, audio and video, the bus network, was discussed in detail from the chip selection to the circuit design.

继而从芯片选型到电路设计详细论述了系统CPU模块、音视频、总线网络等主要功能部分的硬件设计。

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Many in the online industry are touting a new "platform for Internet content selection" (PICS) system that is a kind of V chip for the Internet.

CNN: Why Johnny Can't Surf