电机控制应用，完成母线电容预充电，还含有直流母线电压检测（AD采样）-Motor control applications, the completion of pre-charge bus capacitor, also contains the DC bus voltage detection (AD sample)

压控阀控制系统，L298驱动直流电机，控制阀门开关，proteus 仿真，LED显示电机转数，-Voltage-controlled valve control system, the L298 to drive DC motor, control valve switch, proteus simulation, LED display motor revolutions.