本设计以双向半桥电路为主拓扑结构，以单片机最小系统板为控制核心，协调各个模块工作以实现题设功能。电路分为主电路拓扑模块、控制模块、PWM控制信号驱动模块、辅助电源模块、电压电流采样模块。(This design takes the two-way half bridge circuit as the main topology, takes the smallest system board of the single chip microcomputer as the control core