dsp課程設(shè)計(jì)--有限沖擊響應(yīng)fir濾波器的設(shè)計(jì)-在線瀏覽
2025-03-05 04:52本頁(yè)面
【正文】 coff_L 23define bufer_L 256int data_in[bufer_L]。int firout。int k=0。extern int fir(int *,int)。extern int outdata(int *,int,int)。void main(){inputwave()。while(1){x[0]=data_in[k]。outdata(out,firout,bufer)。if(k=bufer_L){k=0。float wt2。for(i=0。i++){wt1=2*pi*i*signal_1_f。wt2=2*pi*i*signal_2_f。data_in[i]=(cos(wt1)+cos(wt2))/2*32768。int B[23]={417,342,1961,1692,762,1003,1676,1115,3200,1159,10335,17562,10335,1159,3200,1115,1676,1003,762,1692,1961,342,417}。匯編源程序的鏈接命令文件：stack 0x500sysstack 0x500heap 0x1000cu _Resetl MEMORY {PAGE 0: RAM(RWIX): origin=0x000100, length=0x01ff00 ROM(RIX): origin=0x020100, length=0x01ff00 VECS(RIX): origin=0xffff00, length=0x000200PAGE 2:
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