smart tracker are based on the Sun movement.When sun moves east to west then panel also moves east to west.-smart tracker are based on the Sun movement.When sun moves east to west then panel also moves east to west.

快递柜锁控板的原理图，采用ALTIUM DESIGNER设计(The schematic diagram of the lock control panel of the express cabinet is designed by using ALTIUM DESIGNER)

这是一个基于stm32的光伏板的程序，输入侧接光伏，输出侧接负载(This is a STM32 based photovoltaic panel program, input side photovoltaic, output side load.)

硬件设计 绘制stm32最小系统的控制板(The hardware design drawing stm32 minimum system control panel)