数字电路课程设计-可预置的定时显示报警电路

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1、课程设计任务书学生姓名：专业班级：指导教师：工作单位：题目：可预置的定时显示报警电路初始条件：具备电子电路的基础知识和设计能力；具备查阅资料的基本方法；熟悉常用的电子器件；熟悉电子设计常用软件的使用；要求完成的主要任务：（包括课程设计工作量及其技术要求，以及说明书撰写等具体要求）1、设计定时显示报警电路；2、预置时间最大30S；3、数码管显示时间；4、掌握数字电路的设计及调试方法；5、撰写符合学校要求的课程设计说明书。时间安排：十九周一周，其中2天原理设计，3天电路调试指导教师签名：年月日系主任（或责任教师）签名：年月日XX大学《数字电子技术基础》课

2、程设计说明书11122234555566677788891010101112目录1.电路原理设计····················································1.1设计要求·····················································1.2原理框图·····················································2.芯片介绍····················································

3、····2.174LS192······················································2.274LS00·······················································2.374LS48·······················································2.4555定时器····················································3.单元电路设计·············

4、·······································3.1XX大学《数字电子技术基础》课程设计说明书递减计数器··················································3.2置数控制电路················································3.3时钟信号控制电路············································3.4译码显示电路·······································

5、·········3.5报警电路····················································3.6秒脉冲发生电路··············································4.电路图设计······················································4.1电路原理图··················································4.2电路原理介绍··························

6、······················5.电路仿真························································XX大学《数字电子技术基础》课程设计说明书5.1绘制电路图··················································5.2元件设置····················································5.3仿真结果·················································

7、···6.制作电路························································6.1生成材料清单················································6.2焊接电路····················································7.课程设计心得体会················································参考文献···································

8、·······················XX大学《数字电子技术基础》课程设计说明书1.电路原理设计1.