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f兰州交通大学课程设计
目录
摘要ISummaryII引言11设计说明2
11功能说明:212功能简介213开关功能简介(两种功能)3a简单复用(方便,易操作,但开关太多7个)32方案论证421总体方案分析4
211控制电路4212功能电路422电路的工作原理43各子模块设计原理731脉冲分频模块7311三分频电路731248分频电路73131000分频电路832时钟计时模块r