目錄摘要 參考文獻[1]關積珍.LED顯示屏發展狀況及趨勢[J].世界電子元器件,2000,(02):277-301.[2]關積珍，陸家和.我國LED顯示屏技術和產業發展及展望.現代顯示,2004,(02):34-37.[3]JeyamkondanS,JayasDS,HollyRA.16x16dotmatrixLEDhas4mmprofile.ElectronicsWeekly,11/26/2003Issue2125，36-36,1/9p,1c;(AN11842012).[4]繆思恩LED大屏幕顯示電路設計[J].電子技術應用，1996，(08)：56-77.[5]DaveJackson.關于DSP芯片的問與答.今日電子，1998，(12)：1-7.[6]盧彌堅.主從分布式LED大屏幕顯示系統[J].電腦與信息技術，1997，(04)：6-13.[7]高勝東，梁采，張宏富.一種LED大屏幕顯示系統[J].成都氣象學院學報，1998，(03)：108-120.[8]張全福.匯編語言程序設計實驗教學改革與探索.教學研究，2005，(06)：3-5.[9]文哲雄.用單片機控制LED顯示屏[D].佛山：佛山科學技術學院，1995，(05)：5-10.[10]鄭剛，李宇成.LED大屏幕顯示系統的設計[J].北方工業大學學報，2001，（03）：43-47.[11]李元生.LED光柱專用驅動器[J].家庭電子，2005，(04)：1-7.[12]陳新忠.基于RS232總線的單片機多機通信軟件設計[J].現代電子技術，2002，(03)：56-78.[13]李桂平.LED屏幕顯示器的設計[J].零陵師范學院學報，2002，(09)：367-380.[14]DavidFRogers.Computergraphicsalgorithm[M].Beijing:ChinaMachinePress,2002：97-99.[15]Marston，R..Radio-Electronics,WorkingwithLEDdisplaydrivers[J].Mar1992,Vol.63Issue3658p,3charts,23diagrams;(AN9206290756).附錄1實物圖附錄2光立方測試程序#include<reg51.h>#definelayerP2#defineoeP1#defineledP0#defineucharunsignedchar#defineuintunsignedint#definePWM_MAX 100#defineLEDP2 //呼吸燈控制ucharPWM=1;uchar PWM_Match=0;uintBreath_Speed=500;uintBreath_Count=0;uintBreath_Direction=0;uintoe1,layer1,led1;ucharcodet1[]={0xFF,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xFF,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xFF,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xFF,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xFF,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xFF,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xFF,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xFF,};ucharcodet0[]={0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,};ucharcodet2[]={0x66,0xE7,0x99,0x99,0x99,0x99,0x42,0x00,};//3ucharcodet3[]={0x00,0x3C,0x42,0x81,0x81,0x81,0xFF,0xFF,};//Ducharcodet4[]={0x00,0x6E,0x91,0x91,0x91,0x91,0x6E,0x00,};//8ucharcodet5[]={0x00,0x42,0x81,0x81,0x81,0x42,0x3C,0x00,};//cucharcodet6[]={0xFC,0xFE,0x03,0x03,0x03,0x03,0xFE,0xFC,};//uucharcodet7[]={0x00,0x66,0x99,0x99,0x99,0x99,0xFF,0xFF,};//bucharcodet8[]={0x00,0xC3,0xDB,0xDB,0xDB,0xDB,0xDB,0xFF,};//eucharcodet9[]={0x38,0x7C,0xFE,0x7F,0x7F,0xFE,0x7C,0x38,};//心voiddelay(intt){ chari; while(t--) { for(i=0;i<100;i++){} }}voidtimerinit(void){ TMOD=0x02;//設置定時器0工作方式為16位定時器 TH0=TL0=156; //設定初值 ET0=1; //使能定時器 TR0=1; //使能定時器中斷 EA=1;} voidtestled(void){ inti,speed; speed=300; oe1=0x01; //測試oe移動是否正確 led=0xff;layer=0xff; for(i=0;i<8;i++) { oe=~oe1 ; delay(speed); oe1<<=1; } oe=0;led=0xff;layer1=0x01; //測試層移動是否正確 for(i=0;i<8;i++) { layer=layer1; delay(speed); layer1<<=1; } layer=0xff;oe=0;led1=0x01; //測試led數據段移動是否正確 for(i=0;i<8;i++) { led=led1; delay(speed); led1<<=1; }}voidmain(void){ ucharz; uchari; timerinit(); while(1) { if(EA==0) { oe=~0x80; yidongzi(20,t2); yidongzi(20,t3); yidongzi(20,t4); yidongzi(20,t5); yidongzi(20,t6); yidongzi(20,t7); yidongzi(20,t8); yidongzi(120,t9); yizi(t2); yizi(t3); yizi(t4); yizi(t5); yizi(t6); yizi(t7); yizi(t8); dot(); for(z=0;z<200;z++)kuang(); for(z=0;z<5;z++)testled();// full(t1); } }}voidtime_int0()interrupt1{ staticuinti; oe=0;layer=0xff; PWM_Match++; //讓PWM對比值自加1 if(PWM_Match>PWM_MAX)PWM_Match=0; //判斷是否超出， if(PWM>PWM_Match)LED=0; //如果PWM大于PWM對比值，則點亮LED} else { LED=0xff; } if(Breath_Count==Breath_Speed) { i++; Breath_Count=0; i