嵌入式LED燈顯示

2014一2舊5學(xué)年第1學(xué)期嵌人式操作系統(tǒng)課程設(shè)計報告2014一2舊5學(xué)年第1學(xué)期嵌人式操作系統(tǒng)課程設(shè)計報告-2.-4-OxFE,OxOO,л-47-6--1--L--Q-z--1--1--К--и--x-unsignedcharleftfi //ASCII,NIJiiiJunsignedchuright[]—itiJstmctfonts_stmctfonts[FONTCOUNT]{8,16,nAsc1iDot,stmctfonts_stmctstmctfonts_süuctughtcode[FONTCOUNT]—File.Dotledc*Author:embestDesc DotLedTestHist01Y#include"241Olib.h"#include"'mku,lf'#include"fonts.h"#include"led16x16,h"*defineEn_DataoutIGPBDATI-0x20#defineDisEnDataoutrGPBDATOxFFDF#defineCLKHIGPDDAT0x400CLKLOxFBFF#defineRdataHIGPCDAT0x1RdataLLGPCDATOxFFFE#defineLdataHrGPCDAT0x1*defineLdataLrGPCDATOxFFFE#defineLstrH I-0x10*defineLstrLrGPBDATOxFFEF#defineRstL_HIGPGDATI-0x100*defineRstrLrGPGDATOxFEFFglobalglobalNTSTcTemp;NT8TcEnChangeO,cEnChange1UINTSTdispram132J;writeL4094*func_writelistdata*para:none*ret:none*modi$:voidcomment:voidUINTSTi;LstrH,CLKL,if(data&Ox01—l)Ldata_H;elseLdataL;data=data>>l,CLKH,LstrL;writeR4094*ftnc:Wiiterowdata*para:none*ret:none*modi$:voidcomment:voidRstlH,for(i—0;i<8;i*+)CLKL,if(data&OROIRdataHelseRdataL;data—data>>l,CLKH,RstrL;func_ ledchardisplaypara: none*ret: none*ment:voidled_char_disp(void)UINTSTi-o,UINT8Tj-2,k-O;I-TINT16Tx,for(i—O;i<32;i++)dispram[i];while(i<16)RstrL,//EnableRSTRLstrLEnableLSTRDisEnDataout,//lockthedatado{//WritetherowdatawriteR4094(dispram[i2014一2舊5學(xué)年第1學(xué)期嵌人式操作．系統(tǒng)課程設(shè)計報告x一、（0x8000>>i);//WilteonehstdatawriteL4094（〕；EnDataout; Outputthedatafor(k一0，k<250；k++);2〖設(shè)計總結(jié)〗通過這次嵌入式課程設(shè)計，我對嵌入式有了更深一層的理解。通過這次課程設(shè)計初步掌握了無操作系統(tǒng)下的硬件軟