#include "myapp.h"
#include "ICETEK-VC5509-EDU.h"
#define DIPS (*(unsigned int *)0x400002)
void main()
{
int k,c[2],i,j,k2,k3,k4;
char k1;
float a[]={128.0000,131.1413,134.2807,137.4163,140.5462,143.6686,146.7815,149.8831,152.9716,156.0450,159.1015,
162.1392,165.1564,168.1513,171.1219,174.0666,176.9835,179.8709,182.7271,185.5503,188.3388,191.0910,
193.8052,196.4797,199.1130,201.7034,204.2495,206.7496,209.2023,211.6061,213.9595,216.2612,218.5097,
220.7036,222.8417,224.9227,226.9453,228.9083,230.8106,232.6509,234.4281,236.1413,237.7893,239.3711,
240.8859,242.3327,243.7106,245.0188,246.2566,247.4231,248.5176,249.5396,250.4884,251.3633,252.1640,
252.8899,253.5405,254.1155,254.6146,255.0374,255.3836,255.6532,255.8458,255.9614,256.0000,255.9614,
255.8458,255.6532,255.3836,255.0374,254.6146,254.1155,253.5405,252.8899,252.1640,251.3633,250.4884,
249.5396,248.5176,247.4231,246.2566,245.0188,243.7106,242.3327,240.8859,239.3711,237.7893,236.1413,
234.4281,232.6509,230.8106,228.9083,226.9453,224.9227,222.8417,220.7036,218.5097,216.2612,213.9595,
211.6061,209.2023,206.7496,204.2495,201.7034,199.1130,196.4797,193.8052,191.0910,188.3388,185.5503,
182.7271,179.8709,176.9835,174.0666,171.1219,168.1513,165.1564,162.1392,159.1015,156.0450,152.9716,
149.8831,146.7815,143.6686,140.5462,137.4163,134.2807,131.1413,128.0000,124.8587,121.7193,118.5837,
115.4538,112.3314,109.2185,106.1169,103.0284,99.9550,96.8985,93.8608,90.8436,87.8487,84.8781,
81.9334,79.0165,76.1291,73.2729,70.4497,67.6612,64.9090,62.1948,59.5203,56.8870,54.2966,
51.7505,49.2504,46.7977,44.3939,42.0405,39.7388,37.4903,35.2964,33.1583,31.0773,29.0547,
27.0917,25.1894,23.3491,21.5719,19.8587,18.2107,16.6289,15.1141,13.6673,12.2894,10.9812,
9.7434,8.5769,7.4824,6.4604,5.5116,4.6367,3.8360,3.1101,2.4595,1.8845,1.3854,
0.9626,0.6164,0.3468,0.1542,0.0386,0,0.0386,0.1542,0.3468,0.6164,0.9626,
1.3854,1.8845,2.4595,3.1101,3.8360,4.6367,5.5116,6.4604,7.4824,8.5769,9.7434,
10.9812,12.2894,13.6673,15.1141,16.6289,18.2107,19.8587,21.5719,23.3491,25.1894,27.0917,
29.0547,31.0773,33.1583,35.2964,37.4903,39.7388,42.0405,44.3939,46.7977,49.2504,51.7505,
54.2966,56.8870,59.5203,62.1948,64.9090,67.6612,70.4497,73.2729,76.1291,79.0165,81.9334,
84.8781,87.8487,90.8436,93.8608,96.8985,99.9550,103.0284,106.1169,109.2185,112.3314,115.4538,
118.5837,121.7193,124.8587,128.0000};
float b[]={256.0000,255.9614,255.8458,255.6532,255.3836,255.0374,254.6146,254.1155,253.5405,252.8899,252.1640,
251.3633,250.4884,249.5396,248.5176,247.4231,246.2566,245.0188,243.7106,242.3327,240.8859,239.3711,
237.7893,236.1413,234.4281,232.6509,230.8106,228.9083,226.9453,224.9227,222.8417,220.7036,218.5097,
216.2612,213.9595,211.6061,209.2023,206.7496,204.2495,201.7034,199.1130,196.4797,193.8052,191.0910,
188.3388,185.5503,182.7271,179.8709,176.9835,174.0666,171.1219,168.1513,165.1564,162.1392,159.1015,
156.0450,152.9716,149.8831,146.7815,143.6686,140.5462,137.4163,134.2807,131.1413,128.0000,124.8587,
121.7193,118.5837,115.4538,112.3314,109.2185,106.1169,103.0284,99.9550,96.8985,93.8608,90.8436,
87.8487,84.8781,81.9334,79.0165,76.1291,73.2724,70.4497,67.6612,64.9090,62.1948,59.5203,
56.8870,54.2966,51.7505,49.2504,46.7977,44.3939,42.0405,39.7388,37.4903,35.2964,33.1583,
31.0773,29.0547,27.0917,25.1894,23.3491,21.5719,19.8587,18.2107,16.6289,15.1141,13.6673,
12.2894,10.9812,9.7434,8.5769,7.4824,6.4604,5.5116,4.6367,3.8360,3.1101,2.4595,
1.8845,1.3854,0.9626,0.6164,0.3468,0.1542,0.0386,0,0.0386,0.1542,0.3468,
0.6164,0.9626,1.3854,1.8845,2.4595,3.1101,3.8360,4.6367,5.5116,6.4604,7.4824,
8.5769,9.7434,10.9812,12.2894,13.6673,15.1141,16.6289,18.2107,19.8587,21.5719,23.3491,
25.1894,27.0917,29.0547,31.0773,33.1583,35.2964,37.4903,39.7388,42.0405,44.3939,46.7976,
49.2504,51.7505,54.2966,56.8870,59.5203,62.1948,64.9090,67.6612,70.4497,73.2729,76.1291,
79.0165,81.9334,84.8781,87.8487,90.8436,93.8608,96.8985,99.9550,103.0284,106.1169,109.2185,
112.3314,115.4538,118.5837,121.7193,124.8587,128.0000,131.1413,134.2807,137.4163,140.5462,143.6686,
146.7815,149.8831,152.9716,156.0450,159.1015,162.1392,165.1564,168.1513,171.1219,174.0666,176.9831,
179.8709,182.7271,185.5503,188.3388,191.0910,193.8052,196.4797,199.1130,201.7034,204.2495,206.7496,
209.2023,211.6061,213.9595,216.2612,218.5097,220.7036,222.8417,224.9227,226.9453,228.9083,230.8106,
232.6509,234.4281,236.1413,237.7893,239.3711,240.8859,242.3327,243.7106,245.0188,246.2566,247.4231,
248.5176,249.5396,250.4884,251.3633,252.1640,252.8899,253.5405,254.1155,254.6146,255.0374,255.3836,
255.6532,255.8458,255.9614,256.0000};
j=0;
c[0]=128;
c[1]=0;
PLL_Init(72);
SDRAM_init();
while(1)
{
k1=DIPS&0xf;
if(k1==2)//方波
{
for(i=0;i<100;i++)
{
if(i<50)
k2=c[1];
else
k2=c[0];
DA_DATA_1=k2;
}
}
else if(k1==3)//三角波
{
for(i=0;i<256;i++)
{
if(i<128)
j++;
else
j--;
DA_DATA_1=j;
}
}
else if(k1==0)//正弦波
{
for(i=0;i<256;i++)
{
k3=(int)(a[i]);
DA_DATA_1=k3;
}
}
else//余弦波
{
for(i=0;i<256;i++)
{
k4=(int)(b[i]);
DA_DATA_1=k4;
}
}
}
}
DSP数字信号处理波形发生器
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2013-05-09
14:35:57
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DSP波形发生器.zip （33个子文件） 
波形发生器 
vectors.asm 1KB 5509.h 14KB DA.sbl 3KB Debug.lkv 410B sdram_init.c 1KB main.c 5KB util.h 1KB DA.pjt 930B DA.paf 2KB DA.paf2 3KB Debug.lkf 517B ICETEK-VC5509-A.cmd 746B c5509.h 3KB DA.CS_ SYMBOL.DBF 59KB FILE.CDX 3KB FILE.FPT 966B FILE.DBF 694B SYMBOL.FPT 96KB SYMBOL.CDX 88KB myapp.h 65B c55xxdefs.h 20KB util.c 4KB func.h 192B Debug clk_init.obj 1KB DA.map 11KB main.obj 21KB DA.out 36KB sdram_init.obj 3KB util.obj 20KB ICETEK-VC5509-EDU.h 7KB peripherals.h 30B scancode.h 447B cc_build_Debug.log 897B
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