利用keil c ，使用c8051f120单片机，编写的产生spwm程序能够控制波形的频率-Using keil c, using c8051f120 microcontroller, the production of written procedures to control spwm the frequency of the waveform

基于PIC单片机的单相双极性SPW逆变电源设计-PIC microcontroller-based single-phase bipolar the SPW inverter power supply design

基于STM32单片机的SPW产生1KHz正玄波设计-1KHz sine wave generated based on STM32 microcontroller SPI