怎样用555芯片制作一个LED延迟3分钟熄灭的电路,求原理图
时间:10-02
整理:3721RD
点击:
开关按下时LED为发光状态,开关断开后LED延迟3分钟熄灭
僅供參考
http://210.60.110.11/reading/wp- ... /01/m1020331-16.pdf
http://www.360doc.com/content/14/0629/15/12109864_390733898.shtml
http://www.360doc.com/content/14/0629/15/12109864_390733811.shtml
http://www.360doc.com/content/14/0629/15/12109864_390733736.shtml
厉害.......
厉害!
