三种图案霓虹灯控制设计.docVIP

题 目: 多种图案霓虹灯控制器设计 初始条件： （1）运用所学的模拟电路和数字电路等知识； （2）用到的元件：实验板、电源、连接导线、74系列芯片、555芯片等。 要求完成的主要任务: （1）现有4只彩灯，红－绿－蓝－黄，试设计控制器，要求彩灯能实现如下追逐图案，彩灯控制器的三种图案及其状态转换如下所示： （2）摇摆状态0101←→1010，重复6次。 （3）暗点循环0111→1011→1101→1110→0111→这样重复循环3次。 （4）霓虹灯控制工作状态按照上述2至3步自动重复循环。时间间隔为1秒。 （5）严格按照课程设计说明书要求撰写课程设计说明书。 时间安排： 第1天 下达课程设计任务书，根据任务书查找资料； 第2～4天 进行方案论证，软件模拟仿真并确定设计方案； 第5天 提交电路图，经审查后领取元器件； 第6～8天 组装电路并调试，检查错误并提出问题； 第9～11天 结果分析整理，撰写课程设计报告，验收调试结果； 第12～14天 补充完成课程设计报告和答辩。 指导教师签名： 2012年 6月25日 系主任（或责任教师）签名： 2012年 6月25日 目 录 1 设计意义及要求················································ 1 1.1设计意义················································ 1 1.2 设计要求················································ 1 2 方案设计······················································ 1 2.1 设计思路················································ 1 2.2 方案设计················································ 1 2.2.1 设计方案一········································ 2 2.2.2 设计方案二········································ 3 2.3 方案比较················································ 5 3 部分电路设计·················································· 5 3.1 时钟信号电路············································ 5 3.2 循环计数单元········································· 6 3.3 摇摆状态控制单元················································ 7 3.4 暗点循环控制电路······································ 10 3.5 循环状态转换控制电路····································· 11 4 调试与检测··················································· 12 4.1 调试中故障及解决办法··································· 13 4.2 调试与运行结果········································· 13 5 仿真操作步骤及使用说明······································· 13 结束语························································· 14 参考文献······················································· 15 附录 电路图···················································· 16 本科生课程设计成绩评定表1 设计意义及要求 1.1 设计意义 多种图案霓虹灯控制器属于基础的一种自动控制电路组合，成型后将形成多种图案循环闪烁变换的图案，可以广泛应用于各种广告牌、商店装修、舞会装饰以及现场装扮等各种场合。虽然是属于比较基础、简单的控制电路，但由于其广大