课程设计电子摇奖机

摘要

简易可靠的电子摇奖器,它可替代传统机械手动式摇奖机,具有公正性好、可靠性高、实用性强、小巧直观、经济实惠的特点,能广泛应用于需要公开摇奖的活动中。本产品可广泛应用于各种社会团体、公司、文化娱乐场馆等所举办的幸运观众（听众）摇奖、有奖销售、有奖储蓄、体育、福利、六合等需要公开摇奖的活动，推广应用前景广阔。本文就是一款利用模拟电子、数字电子技术设计的一款简易式摇奖器。它主要由脉冲波形产生电路和计数器电路和控制电路三大部分构成。详细介绍了电子摇奖机设计任务要求和特点，并对此设计方案作了认真比较与严密论证，其次详细介绍了设计原理和制作过程，实物调试与测试以及本次课程设计实践课的结论与总结。

关键词：电子摇奖机、计数器电路、控制电路、脉冲发射电路

1绪论································································1

1.1设计背景························································1

检测卡1.2设计目的及意义··················································1

自动排焊机

1.3仿真软件Proteus 7.8介绍········································1

2电子摇奖机的主要内容················································2

2.1电子摇奖机的原理框图············································2

2.1.1复位选择控制················································2

2.1.2时钟脉冲发射················································2

2.1.3计数器······················································2

2.1.4译码与显示··················································3

3各模块电路及仿真设计················································4

3.1摇奖机复位选择控制电路··········································4

3清洗空调现摄像头.2时钟脉冲发射电路················································5

3.3计数电路························································7

3.4译码显示电路····················································9

3.5电子摇奖机的仿真分析结果········································12

4实物制作与调试····················································· 13

4.1元件清单························································13静电抑制器

护肩路基4.2实物调试环节····················································14

5实验总结和体会······················································16

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