原创单片机程序，充电器功能，包括保护、控制电子开关、LED显示等基本功能-Original microcontroller program, charger functions, including protection, control electronic switch, LED display and other basic functions

STM32103VCT6单片机作为主控制器，实现对手机电池的充电，充电过程分为涓流，恒流，恒压等。-STM32103VCT6 MCU as the main controller, to achieve the cell phone battery, the charging process is divided into trickle, constant current, constant voltage and the like.