用dsp2812实现spwm，用于电机控制或是逆变器控制。-The achieve spwm, for motor control or inverter control with dsp2812.

基于2812的三相全桥的SPWM逆变器程序，开环 设计，输出50Hz正弦波，调制比0.8，调制频率6150HZ-2812 three-phase full-bridge SPWM Inverter-based program, the open-loop design, the output 50Hz sine wave modulation ratio of 0.8, the modulation frequency 6150HZ