数字电路课程设计--抢答器

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1、------------------------------------------------------------------------------------------------数字电路课程设计--抢答器目录1引言................................................................................................................................12设计任务与要求................................................

2、............................................................22.1设计任务...............................................................................................................22.2设计要求............................................................................................................23总体

3、方案设计................................................................................................................33.1主体电路设计....................................................................................................33.2扩展电路设计...............................................................

4、.....................................34Multisim10软件介绍...................................................................................................3——————————————————————————————————————------------------------------------------------------------------------------------------------5单元模块设计.....

5、...........................................................................................................55.1脉冲产生电路.......................................................................................................55.2定时时间电路功能介绍.................................................................

6、......................55.3抢答器电路功能介绍...........................................................................................65.4抢答器电路...........................................................................................................75.5振荡电路.................................................

7、..............................................................85.6译码、显示电路设计..........................................................................................86芯片原理...................................