EDA课程设计报告(8位显示管动态扫描显示学号).doc

目录 课程设计题目及要求·············································1页 1.1 题目·······················································1页 1.2 要求·······················································1页 硬件资源及相关原理·············································2页 2.1 相关设备···················································2页 2.2 LED工作原理···············································2页 2.3 LED动态扫描显示原理·······································2页 2.4 74LS138译码表·············································2页 2.5 LED接线图·················································3页 2.6 EP3C10T144CN芯片引脚对照表································3页 系统总体方案设计···············································4页 3.1 系统总体框架···············································4页 3.2 硬件电路设计···············································5页 3.3 VHDL代码设计··············································5页 调试运行······················································10页 4.1 接线······················································10页 4.2 时序仿真（包括仿真图）·····································10页 4.3 硬件逻辑验证（包括管脚锁定文件）···························11页 4.4 下载运行及调试结果分析····································11页 4.5 调试中出现的问题及解决方法································12页 总结··························································12页 参考文献······················································13页 附录··························································14页 附录一··························································14页 附录二··························································15页 课程设计题目及要求 1.1 题目 八位数码管扫描显示电路的设计 1.2 要求 本课题要求掌握使用Quartus II设计数字系统的设计思路和设计方法。学习VHDL基本逻辑电路的综合设计应用。掌握VHDL语言的语法规范，掌握时序电路描述方法。掌握多个数码管动态扫描显示的原理及设计方法。 设计一个八位数码管共阴极动态扫描显示控制电路，要求显示学生自己的学号。利用实验室设备完成系统设计并进行运行调试。 1.2.1.具体设计内容如下： 静止显示学号； 1.2.2.提供设计报告，报告要求包括以下内容： 设计思路、设计输入文件、设计与调试过程、模拟仿真结果和设计结论。 2.硬件资源及相关原理 2.1 相关设备 EDA及SOPC综合实验平台； 导线若干； PC机； Quartus II开发工具软件。 2.2 LED工作原理 LED数码管根据LED的接法不同分为共阴和共阳两类，图2.2是共阴和共阳极数码管的内部电路，它们的发光原理是一样的，只是它们的电源极性不同而已。将多只LED的阴极连在一起即为共阴式，而将多只LED的阳极连在一起即为共阳式。以共阴式为例，如把阴极接地