搜索 - 科创

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我想问一下你程序里的位定义P0.1 和P0.2是不是外接红外触发的电平，数码管的段显示和位显示用的是单片机的那几个I/O，在你的图上看单片机试验板上好还没有看到锁存器

文件下载

加载中...

你在 {{ downloadTime }} 下载过当前文件。

文件名称：{{ resource.defaultFile.name }}

下载次数：{{ resource.hits }}

上传用户：{{ uploader.username }}

所需积分：{{ costScores }}，{{ holdScores }}下载当前附件免费{{ description }}

下载地址：{{ l.name }}

积分不足，去充值

文件已丢失

当前账号的附件下载数量限制如下：

时段	个数
{{f.startingTime}}点 - {{f.endTime}}点	{{f.fileCount}}

约找到 10000 条结果，耗时 0.252 秒

当前账号的附件下载数量限制如下：