本实例软件部分设计介绍主程序流程，a/d初始化子程序，中断服务子程序等。 TMS320F2812片内集成A/D转换器进行数据采集。(The software design of this example introduces the main program flow, a/d initialization subroutine, interrupt service subroutine and so on. TMS320F2812 chip integrated A/D converter