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矩阵键盘反转扫描（中断触发）数码管新认识

作者：时间：2016-12-01 来源：网络

1、电路图

2、效果图
3、代码
4、小结（数码管）

<a href='https://ad.eepw.com.cn/www/delivery/ck.php?n=a7a83b30&cb=INSERT_RANDOM_NUMBER_HERE' target='_blank'><img src='https://ad.eepw.com.cn/www/delivery/avw.php?zoneid=114&cb=INSERT_RANDOM_NUMBER_HERE&n=a7a83b30' border='0' alt='' /></a>
<a href='https://ad.eepw.com.cn/www/delivery/ck.php?n=a3d98779&cb=INSERT_RANDOM_NUMBER_HERE' target='_blank'><img src='https://ad.eepw.com.cn/www/delivery/avw.php?zoneid=115&cb=INSERT_RANDOM_NUMBER_HERE&n=a3d98779' border='0' alt='' /></a>
<a href='https://ad.eepw.com.cn/www/delivery/ck.php?n=abca108c&cb=INSERT_RANDOM_NUMBER_HERE' target='_blank'><img src='https://ad.eepw.com.cn/www/delivery/avw.php?zoneid=116&cb=INSERT_RANDOM_NUMBER_HERE&n=abca108c' border='0' alt='' /></a>
<a href='https://ad.eepw.com.cn/www/delivery/ck.php?n=a1775170&cb=INSERT_RANDOM_NUMBER_HERE' target='_blank'><img src='https://ad.eepw.com.cn/www/delivery/avw.php?zoneid=117&cb=INSERT_RANDOM_NUMBER_HERE&n=a1775170' border='0' alt='' /></a>
<a href='https://ad.eepw.com.cn/www/delivery/ck.php?n=a449048b&cb=INSERT_RANDOM_NUMBER_HERE' target='_blank'><img src='https://ad.eepw.com.cn/www/delivery/avw.php?zoneid=118&cb=INSERT_RANDOM_NUMBER_HERE&n=a449048b' border='0' alt='' /></a>

关键词： 矩阵键盘反转扫描中断触发数码

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