请大家帮我设计一个四人抢答器电路图,要具有第一抢答信号的鉴别和锁存功能,请大家帮帮忙哟!!!!!!!!!!!!! 跪求课程设计《四人智力抢答器》
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VI.\u80fd\u5b8c\u6210\u7531\u4e3b\u6301\u4eba\u63a7\u5236\u768430\u79d2\u5012\u8ba1\u65f6\uff0c\u6709\u62a2\u7b54\u4fe1\u53f7\u8f93\u5165\u540e\u8ba1\u65f6\u5668\u505c\u6b62\u3002
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\u603b\u4e4b\uff0c\u5728\u8fd9\u6b21\u7684\u8bfe\u7a0b\u8bbe\u8ba1\u8fc7\u7a0b\u4e2d\uff0c\u6211\u6536\u83b7\u4e86\u5f88\u591a\uff0c\u5373\u4e3a\u6211\u7684\u4ee5\u540e\u5b66\u4e60\u8bbe\u8ba1\u6709\u5f88\u5927\u7684\u5e2e\u52a9\uff0c\u4e5f\u4e3a\u5c06\u6765\u7684\u4eba\u751f\u4e4b\u8def\u505a\u597d\u4e86\u4e00\u4e2a\u5f88\u597d\u7684\u94fa\u57ab\u3002
\u516d\u3001\u53c2\u8003\u6587\u732e
\u2460\u300a\u57fa\u4e8eMultisim10\u7684\u7535\u5b50\u4eff\u771f \u5b9e\u9a8c\u4e0e\u8bbe\u8ba1\u300b \u738b\u8fde\u82f1 \u5317\u4eac\u90ae\u7535\u5927\u5b66\u51fa\u672c\u793e
\u2461\u300a\u7535\u5b50\u6280\u672f\u52a8\u624b\u5b9e\u8df5\u300b \u5d14\u745e\u96ea \u5317\u4eac\u822a\u7a7a\u822a\u5929\u5927\u5b66\u51fa\u7248\u793e
\u2462\u300a\u6570\u5b57\u7535\u5b50\u6280\u672f\u57fa\u7840\u300b \u4f59\u5b5f\u5c1d \u9ad8\u7b49\u6559\u80b2\u51fa\u7248\u793e
一真值表，五个输入，一个为主持人，
二，用与非门，再用锁存器，
三，用74LS47译码器，
最大的问题是，如何锁存和清0
锁存，是，用锁存器的输出的反，接入一个与非门，再与主持人的输入一起接入一个与非门，当然主持人接下时，为低电平，
清0，同时呢，将主持人的输入再接入，IB基本就是这个过程的了
你是做什么的啊～毕业设计这么简单～～用四人抢答简单的单片机就能解决 而却上诉功能很容易解决
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