loop_poll.c

在dsk6711平台上

//Loop_store.c Data acquisition. Input data also stored in buffer

#define BUFFER_SIZE 512        //buffer size
short buffer[BUFFER_SIZE];     //buffer where data is stored
short i = 0;

void main()	 
{

 int sample_data;

 comm_poll();
 while(1)
 {
   sample_data = input_sample(); //new input data
   output_sample(sample_data);	 //output data

   buffer[i] = sample_data;  	 //store data in buffer
   i++;                      	 //increment buffer index
   if (i == BUFFER_SIZE) i = 0;  //reinit index if buffer full
 }
}