北郵DSP應(yīng)用及設(shè)計(jì)期末論文

.DXP仿真DSP最小系統(tǒng)版附錄二根本I/O電路測(cè)試實(shí)驗(yàn)主程序：#include"DspRegDefine.h"http://VC5402存放器定義#include"stdio.h"#include"e300_codec.h"http://定義指示燈存放器地址和存放器類型#defineLBDS(*((unsignedint*)0xaaaa))//子程序接口voidDelay(unsignedintnDelay); //延時(shí)子程序voidmain(){ unsignedintuLED[9]={0,1,2,3,4,5,6,7,8}; //控制字，逐位置1 inti; cpu_init(); //初始化DSP運(yùn)行時(shí)鐘 while(1) { for(;;) { for(i=0;i<8;i++) { LBDS=uLED[i]; //正向順序送控制字 Delay(256); //延時(shí) } for(i=8;i>=0;i--) { LBDS=uLED[i]; //反向順序送控制字 Delay(256); //延時(shí) } } }}voidDelay(unsignedintnDelay) //延時(shí)子程序{ unsignedinti,j; for(i=0;i<4000;i++) for(j=0;j<nDelay;j++); }CPU初始化程序：#include"DspRegDefine.h"http://VC5402存放器定義#include"e300_codec.h"voidcpu_init(void){ asm("nop"); asm("nop"); asm("nop"); *(unsignedint*)CLKMD=0x0;//switchtoDIVmodeclkout=1/2clkinwhile(((*(unsignedint*)CLKMD)&01)!=0);*(unsignedint*)CLKMD=0x07ff;//switchtoPLLX1mode *(unsignedint*)PMST=0x3FFA; *(unsignedint*)SWWSR=0x7fff; *(unsignedint*)SWCR=0x0001;*(unsignedint*)BSCR=0xf800; asm("ssbxintm");//Disableallmaskinterrupts *(unsignedint*)IMR=0x0; *(unsignedint*)IFR=0xffff;asm("nop"); asm("nop"); asm("nop");}附錄三CCS環(huán)境下通用I/O電路測(cè)試實(shí)驗(yàn)#include<math.h>#definepi3.1415926#defineN500voidmain(){inti,j;int*p;intx[500];for(i=0;i<N;i++)x[i]=0;for(i=0;i<N;i++){x[i]=(int)1000*sin(2*pi*i/125);}p=(int*)0x1000;for(i=0;i<N;i++){*p=x[i];p++;}for(;;){asm("rsbxxf");for(i=0;i<30000;i++)for(j=0;j<10;j++){asm("nop");asm("nop");}asm("ssbxxf");for(i=0;i<30000;i++)for(j=0;j<10;j++){asm("nop");asm("nop");}}}致經(jīng)過(guò)幾個(gè)月的學(xué)習(xí)，課程順利完成。在本報(bào)告完成之際，我要感我的教師焦繼超教師。他講課輕松的風(fēng)格和考察簡(jiǎn)約的方式，都幫我們減輕了本學(xué)期十分繁重的課業(yè)壓力。我從他的身上不僅學(xué)到了應(yīng)該掌握的專業(yè)技能，更重要的是學(xué)到了解決問(wèn)題的方法。他淵博的知識(shí)