t2.h

两个DSP54和55程序源码。用于音频处理

#define NX 128
#define NH 64
#define FNAME "t2"
#define MAXERROR 10

DATA x[NX] ={
32767,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
};

#pragma DATA_SECTION(TI_FIRS_COEFFS,".coeffs")
const DATA TI_FIRS_COEFFS[NH] ={ /* b0 b1 b2 ... b(NH-1) */
408,
273,
-46,
-503,
335,
-58,
120,
304,
440,
248,
-338,
-99,
454,
435,
-94,
410,
-462,
-154,
326,
-512,
-377,
-311,
-315,
108,
-238,
-315,
-506,
257,
-58,
450,
-36,
-85,
361,
26,
-311,
179,
352,
-502,
189,
-126,
346,
2,
218,
-75,
-204,
-324,
-320,
190,
-206,
43,
-365,
206,
-127,
375,
369,
97,
-4,
417,
335,
151,
331,
167,
-165,
-220,
};

#pragma DATA_SECTION(db,".dbuffer")
DATA db[2*NH] ;

DATA r[NX] ;

DATA rtest[NX] ={
408,
274,
-45,
-503,
335,
-58,
120,
305,
440,
249,
-338,
-98,
455,
435,
-94,
411,
-461,
-154,
327,
-512,
-377,
-310,
-314,
108,
-238,
-314,
-506,
258,
-57,
451,
-35,
-85,
361,
26,
-310,
180,
353,
-501,
189,
-126,
346,
3,
219,
-74,
-204,
-324,
-320,
190,
-206,
43,
-364,
207,
-127,
376,
369,
98,
-4,
417,
336,
151,
332,
167,
-165,
-219,
-219,
-165,
167,
332,
151,
336,
417,
-4,
98,
369,
376,
-127,
207,
-364,
43,
-206,
190,
-320,
-324,
-204,
-74,
219,
3,
346,
-126,
189,
-501,
353,
180,
-310,
26,
361,
-85,
-35,
451,
-57,
258,
-506,
-314,
-238,
108,
-314,
-310,
-377,
-512,
327,
-154,
-461,
411,
-94,
435,
455,
-98,
-338,
249,
440,
305,
120,
-58,
335,
-503,
-45,
274,
408,
};