流水灯专业课程设计河南理工大学河南理工大学电子技术课程设计报告 心 形 流水灯姓 名: 明 * 学 号: ** 专业班级: 电气 10-7 班 指导老师: 李端 所在学院:电气工程与自动化学院、 目录摘要··························································3一、设计指标(要求)··········································4二、系统框图·················································4三、各单元电路设计、参数计算和元器件选择 脉冲产生电路··········································5 复位电路··············································8 分频电路··············································8 移位控制电路··········································10 显示部分··············································11四、电路图及工作原理········································12五、元器件清单···············································12六、实际 PCB 图或布线········································13七、设计总结 电路的特点和方案的优缺点······························13 心得体会·································