t5.h

在c54xx的平台下实现iir滤波器的设计dsp编程是c语言程序

/* Test for iircas51: rand */
#define NX 16
#define NBIQ 8
#define FNAME "t5"
#define MAXERROR 10

DATA x[NX] ={
-1232,
-824,
660,
-883,
-126,
-1781,
1998,
338,
-314,
63,
-680,
-275,
-1122,
326,
1065,
122,
};

#pragma DATA_SECTION (h,".coeffs")
DATA h[5*NBIQ] ={ /* C54x: b0 b1 b2 a1 a2 ... */
30826,
30122,
-18819,
4600,
-28861,
32085,
14837,
22210,
-9524,
6734,
18911,
-5765,
8431,
-3935,
-29445,
-4017,
16011,
-23978,
9274,
-5541,
-111,
-15193,
-19175,
5920,
-12767,
-18727,
-3934,
7018,
-1274,
24509,
9394,
28373,
8503,
2220,
-31753,
-11783,
12002,
-8480,
9631,
17542,
};

DATA rtest[NX] ={
-1,
-3,
-1,
10,
-24,
-35,
-25,
-94,
-79,
-215,
-170,
-248,
-362,
-285,
-557,
-332,
};

#pragma DATA_SECTION (dbuffer,".dbuffer")
DATA dbuffer[2*NBIQ];
DATA *dp = dbuffer;

DATA r[NX];