1.系统设计思路:
线性稳压电源的主要结构如下图所示:
<img
<img alt="" src="http://dl.eeworm.com/ele/img/182555-12020211062E07.jpg" style="width
<img alt="PC 机与单片机通信" src="http://dl.eeworm.com/ele/img/1027237-
<img alt="" src="http://dl.eeworm.com/ele/img/829019-12020Q11R5301.jpg" />