大学毕业论文-—基于fpga的数字时钟.doc

毕业论文（设计）题目：基于FPGA的数字时钟设计目录TOC\o"1-3"\h\z\uHYPERLINK\l"_Toc327284850"摘要PAGEREF_Toc327284850\hIHYPERLINK\l"_Toc327284851"AbstractPAGEREF_Toc327284851\hIIHYPERLINK\l"_Toc327284852"1绪论PAGEREF_Toc327284852\h1HYPERLINK\l"_Toc327284853"1.1研究问题背景和现状PAGEREF_Toc327284853\h1HYPERLINK\l"_Toc327284854"1.2研究目的及意义PAGEREF_Toc327284854\h1HYPERLINK\l"_Toc327284855"1.3设计内容及目标PAGEREF_Toc327284855\h2HYPERLINK\l"_Toc327284856"1.3.1研究内容PAGEREF_Toc327284856\h2HYPERLINK\l"_Toc327284857"1.3.2研究目标PAGEREF_Toc327284857\h2HYPERLINK\l"_Toc327284858"2系统设计方案PAGEREF_Toc327284858\h3HYPERLINK\l"_Toc327284859"2.1控制方案的选择PAGEREF_Toc327284859\h3HYPERLINK\l"_Toc327284860"2.2时钟电路的选择PAGEREF_Toc327284860\h3HYPERLINK\l"_Toc327284861"2.3校时控制电路的选择PAGEREF_Toc327284861\h3HYPERLINK\l"_Toc327284862"2.4显示电路的选择PAGEREF_Toc327284862\h4HYPERLINK\l"_Toc327284863"3系统电路总体设计PAGEREF_Toc327284863\h5HYPERLINK\l"_Toc327284864"3.1系统设计总体框图PAGEREF_Toc327284864\h5HYPERLINK\l"_Toc327284865"3.2电源供电电路设计PAGEREF_Toc327284865\h5HYPERLINK\l"_Toc327284866"3.2.1外围电路电源设计PAGEREF_Toc327284866\h5HYPERLINK\l"_Toc327284867"3.2.2芯片电源电路设计PAGEREF_Toc327284867\h6HYPERLINK\l"_Toc327284868"3.2.3电源滤波电路PAGEREF_Toc327284868\h6HYPERLINK\l"_Toc327284869"3.3FPGA芯片及其引脚PAGEREF_Toc327284869\h7HYPERLINK\l"_Toc327284870"3.4JTAG下载配置电路设计PAGEREF_Toc327284870\h8HYPERLINK\l"_Toc327284871"3.5时钟信号电路设计PAGEREF_Toc327284871\h9HYPERLINK\l"_Toc327284872"3.6复位电路PAGEREF_Toc327284872\h9HYPERLINK\l"_Toc327284873"3.7键盘电路设计PAGEREF_Toc327284873\h10HYPERLINK\l"_Toc327284874"3.8人机显示电路PAGEREF_Toc327284874\h10HYPERLINK\l"_Toc327284875"3.9整点报时电路设计PAGEREF_Toc327284875\h11HYPERLINK\l"_Toc327284876"4FPGA内部程序设计PAGEREF_Toc327284876\h12HYPERLINK\l"_Toc327284877"4.1分频器的程序设计PAGEREF_Toc327284877\h12HYPERLINK\l"_Toc327284878"4.2秒计数器程序设计PAGEREF_Toc327284878\h13HYPERLINK\l"_Toc327284879"4.3分计数器程序设计PAGEREF_Toc32728487