test.h

C54X下的FIR滤波器程序

#define NX 300
#define NH 128
#define FNAME "t8"


DATA x[NX] ={
	0,   5834,   5016,   4005,   9268,  14175,  12109,   9579,  13107,  16132 , 
		12109,   7621,   9268,  10559,   5016,   -720,      0,    720,  -5016, -10559  ,
	-9268,  -7621, -12109, -16132, -13107,  -9579, -12109, -14175,  -9268,  -4005 , 
		-5016,  -5834,      0,   5834,   5016,   4005,   9268,  14175,  12109,   9579  ,
		13107,  16132,  12109,   7621,   9268,  10559,   5016,   -720,      0,    720 , 
		-5016, -10559,  -9268,  -7621, -12109, -16132, -13107,  -9579, -12109, -14175 , 
		-9268,  -4005,  -5016,  -5834,      0,   5834,   5016,   4005,   9268,  14175 , 
	12109,   9579,  13107,  16132,  12109,   7621,   9268,  10559,   5016,   -720,      
		  0,    720,  -5016, -10559,  -9268,  -7621, -12109, -16132, -13107,  -9579 ,
		-12109, -14175,  -9268,  -4005,  -5016,  -5834,      0,   5834,   5016,   4005 ,  
		9268,  14175,  12109,   9579,  13107,  16132,  12109,   7621,   9268,  10559 ,  
		5016,   -720,      0,    720,  -5016, -10559,  -9268,  -7621, -12109, -16132 ,
		-13107,  -9579, -12109, -14175,  -9268,  -4005,  -5016,  -5834,      0,   5834  , 
		5016,   4005,   9268,  14175,  12109,   9579,  13107,  16132,  12109,   7621 ,  
		9268,  10559,   5016,   -720,      0,    720,  -5016, -10559,  -9268,  -7621 ,
		-12109, -16132, -13107,  -9579, -12109, -14175,  -9268,  -4005,  -5016,  -5834  ,    
		0 ,  5834,   5016,   4005,   9268,  14175,  12109,   9579,  13107,  16132,  12109  , 
		7621,   9268,  10559 ,  5016 ,  -720,      0,    720,  -5016, -10559,  -9268,  -7621 ,
		-12109 ,-16132 ,-13107  ,-9579 ,-12109 ,-14175  ,-9268  ,-4005 , -5016 , -5834  ,    
		0  , 5834  , 5016 ,  4005  , 9268  ,14175 , 12109   ,9579  ,13107  ,16132 , 12109   ,
		7621  , 9268 , 10559  , 5016  , -720   ,   0   , 720 , -5016 ,-10559 , -9268 , -7621 ,
		-12109 ,-16132 ,-13107 , -9579 ,-12109 ,-14175  ,-9268 , -4005 , -5016 , -5834   ,   
		0  , 5834  , 5016  , 4005  , 9268 , 14175 , 12109  , 9579  ,13107  ,16132 , 12109 ,  
		7621  , 9268 , 10559 ,  5016   ,-720    ,  0 ,   720 , -5016 ,-10559 , -9268 , -7621 ,
		-12109, -16132, -13107  ,-9579 ,-12109 ,-14175 , -9268 , -4005 , -5016 , -5834  ,    
			0  , 5834  , 5016  , 4005  , 9268  ,14175 , 12109 ,  9579  ,13107  ,16132  ,12109 ,  
		7621   ,9268  ,10559  , 5016  , -720  ,    0   , 720  ,-5016 ,-10559  ,-9268  ,-7621 ,
		-12109, -16132 ,-13107,  -9579, -12109 ,-14175 , -9268 , -4005 , -5016 , -5834    ,  0  , 5834   ,
		5016  , 4005 ,  9268 , 14175 , 12109  , 9579 , 13107  ,	16132 , 12109  , 7621,
};

#pragma DATA_SECTION(h,".coeffs")
DATA h[NH] ={ /* b0 b1 b2 ... b(NH-1) */
			0,     -2,     -4,     -2,      8,    14,      6,    -12,    -24,    -14, 
	    12,     34,     26,     -8,    -42,    -42,      0,     50,     60,     14 ,   
	    -52,    -78,    -32,     52,     98,     58,    -44,   -118,    -90,     26 ,   
	    134,    128,      0,   -146,   -172,    -38,    150,    222,     92,   -142  , 
	    -274,   -162,    120,    330,    256,    -76,   -388,   -378,      0,    446 ,   
	    542,    126,   -504,   -778,   -340,    558,   1152,    744,   -608,  -1904  ,
	    -1744,    652,   4712,   8618,  10336,   8618,   4712,    652,  -1744,  -1904 ,  
	    -608,    744,   1152,    558,   -340,   -778,   -504,    126,    542,    446,      
	    0,   -378,   -388,    -76,    256,    330,    120,   -162,   -274,   -142 ,    
	    92,    222,    150,    -38,   -172,   -146,      0,    128,    134,     26  ,  
	    -90,   -118,    -44,     58,     98,     52,    -32,    -78,    -52,     14 ,    
	    60,     50,      0,    -42,    -42,     -8,     26,     34,     12,    -14 ,   
	    -24,    -12,      6,     14,      8,     -2,     -4,     -2,
};

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



DATA r[NX];