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八路抢答器一个数码管C语言,八路抢答器设计 – 八路抢答器电路设计方案汇总（五款模拟电路设计原理及工作原理详细）…「建议收藏」
2026-06-20
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Key Point:介绍两种八路抢答器电路设计方案，一种简单设计，一种基于74LS148和74LS297设计。后者能实现8组抢答、锁存、显示及超时报警功能，还含倒计时电路，确保比赛公平公正。
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