产生正弦波波形的一个顶层文件，还需要有波形的数据库，数据库为*.mif或者*.hex格式。可以根据个人需要自己建立。-produce a sinusoidal waveform of the top document also needs a waveform database database *. *. mif or hex format. Can establish their own personal needs.

keil编写hex文件使单片机控制电机转动，驱动端口为P3^4-Keil SCM with HEX file control the preparation of motor rotation.