A novel hysteresis PWM digital-analog control of inverter power supply in the DSP environment is researched and the programmable change of output voltage and frequency is realized.

• 分析了带滤波电感电流内环的电压瞬时值反馈控制系统,研究了一种在DSP环境下的逆变电源滞环PWM数模控制方法,实现了输出电压和频率的可编程变化。