loop_poll.c

教程《DSP 原理及其 C 编程开发技术》中的源代码

//loop_poll.c Loop program using polling, output=input
//Comm routines and support files included in C6xdskinit.c

void main()
{
  int sample_data;

  comm_poll();	                //init DSK, codec, McBSP
  while(1)				    //infinite loop
  {
    sample_data = input_sample(); //input sample
    output_sample(sample_data);   //output sample
  }
}