96单片机生成SPWM的软硬件策略

The Principle to Generate SPWM by Using Microprocessor 96

摘要:

利用 96单片机的高速输出口HSO生成SPWM波 ,配置极少的外围器件 ,实现SPWM控制的变频调速 .介绍了该系统的硬件配置 ,SPWM算法 ,及主要软件 .功率器件采用了IGBT .

Abstract:

The SPWM wave is generated by using high speed output(hso) of microprocessor 96 in the VVVF speed adjusting system .A few units are used in the system. Hardware, software and SPWM principle of the system are introduced. IGBT power circuits are used as