ex9_3.c

Practical DSP Applications in Communications Real-Time Digital Signal Processing Implementations,

/* 
    ex9_3.c - Eample 9-3: Test pseudo-random number generator 
	        Calls the assembly routine pn_gen.asm
*/ 


#define LEN 0x100

extern int pn_gen(int *); 

int data[LEN];    /* Data buffer */
int shift_reg;    /* Shift register */

void main()
{                      
	int i;  

	for (i=0; i<LEN; i++)
	    data[i]=0;
	    
      shift_reg = 0x123;	   
	for (;;)
	{   
	    for (i=0; i<LEN; i++)
	        data[i]=pn_gen(&shift_reg);

	}
}