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標(biāo)題: 8x8上下滾動(dòng)顯示 [打印本頁(yè)]

作者: xasy 時(shí)間: 2016-1-15 10:54
標(biāo)題: 8x8上下滾動(dòng)顯示
/*--------------------------------------------------------------*/
//LED8*8滾動(dòng)顯示
//列掃描，低電平有效

/*--------------------------------------------------------------*/
//包含頭文件
#include <reg52.h>
#include "74HC595.H"

/*--------------------------------------------------------------*/
//全局變量定義
unsigned char m, i;
unsigned int  n;

/*--------------------------------------------------------------*/
//代碼庫(kù)
#define  num  sizeof(table) //代碼長(zhǎng)度

unsigned char code aa[]={0xfe,0xfd,0xfb,0xf7,0xef,0xdf,0xbf,0x7f};
unsigned char code bb[]={0x01,0x02,0x04,0x08,0x10,0x20,0x40,0x80};
unsigned char code table[]=

{
//取模方式陽(yáng)碼逐行式逆向
0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,/*" ",0*/
0xE1,0xC9,0xC9,0xE1,0xF1,0xE1,0xC9,0xFF,/*"R",1*/
0xE1,0xF3,0xF3,0xF3,0xF3,0xF3,0xE1,0xFF,/*"I",2*/
0xE3,0xC9,0xF9,0xF9,0xF9,0xC9,0xE3,0xFF,/*"C",3*/
0xC9,0xC9,0xC9,0xC1,0xC9,0xC9,0xC9,0xFF,/*"H",4*/
0xC9,0xC1,0xC1,0xC9,0xC9,0xC9,0xC9,0xFF,/*"M",5*/
0xE3,0xC9,0xF9,0xF9,0xF9,0xC9,0xE3,0xFF,/*"C",6*/
0xC9,0xC9,0xC9,0xC9,0xC9,0xC9,0xE3,0xFF,/*"U",7*/
0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,/*" ",8*/
0xE3,0xC9,0xC9,0xE3,0xC9,0xC9,0xE3,0xFF,/*"8",9*/
0xC9,0xC9,0xE3,0xE3,0xE3,0xC9,0xC9,0xFF,/*"X",10*/
0xE3,0xC9,0xC9,0xE3,0xC9,0xC9,0xE3,0xFF,/*"8",11*/
0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,/*" ",12*/
0xC1,0xF3,0xF3,0xF3,0xF3,0xF3,0xF3,0xFF,/*"T",13*/
0xC1,0xF9,0xF9,0xE1,0xF9,0xF9,0xC1,0xFF,/*"E",14*/
0xE3,0xC9,0xF9,0xE3,0xCF,0xC9,0xE3,0xFF,/*"S",15*/
0xC1,0xF3,0xF3,0xF3,0xF3,0xF3,0xF3,0xFF,/*"T",16*/
0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,/*" ",17*/
0xE1,0xC9,0xC9,0xE1,0xF1,0xE1,0xC9,0xFF,/*"R",18*/
0xC1,0xCF,0xE7,0xE3,0xF3,0xF9,0xC1,0xFF,/*"Z",19*/
0xFF,0xFF,0xFF,0xC1,0xFF,0xFF,0xFF,0xFF,/*"-",20*/
0xE3,0xC9,0xCF,0xE7,0xF3,0xF9,0xC1,0xFF,/*"2",21*/
0xE3,0xC9,0xC9,0xC9,0xC9,0xC9,0xE3,0xFF,/*"0",22*/
0xE3,0xC9,0xC9,0xC9,0xC9,0xC9,0xE3,0xFF,/*"0",23*/
0xE3,0xC9,0xC9,0xC3,0xCF,0xC9,0xE3,0xFF,/*"9",24*/
0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,/*" ",25*/
0xE1,0xC9,0xC9,0xC9,0xC9,0xC9,0xE1,0xFF,/*"D",26*/
0xC1,0xF9,0xF9,0xE1,0xF9,0xF9,0xC1,0xFF,/*"E",27*/
0xC9,0xC1,0xC1,0xC9,0xC9,0xC9,0xC9,0xFF,/*"M",28*/
0xC1,0xC9,0xC9,0xC9,0xC9,0xC9,0xC1,0xFF,/*"O",29*/
0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,/*" ",30*/
0xE3,0xC9,0xF9,0xE3,0xCF,0xC9,0xE3,0xFF,/*"S",31*/
0xCC,0xCC,0xE1,0xF3,0xF3,0xF3,0xF3,0xFF,/*"Y",32*/
0xE3,0xC9,0xF9,0xE3,0xCF,0xC9,0xE3,0xFF,/*"S",33*/
0xC1,0xF3,0xF3,0xF3,0xF3,0xF3,0xF3,0xFF,/*"T",34*/
0xC1,0xF9,0xF9,0xE1,0xF9,0xF9,0xC1,0xFF,/*"E",35*/
0xC9,0xC1,0xC1,0xC9,0xC9,0xC9,0xC9,0xFF,/*"M",36*/
0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,/*" ",37*/};/*"4",3*/
/*--------------------------------------------------------------*/
//顯示函數(shù)
void Display(void)

{
Ser_IN(table[i + n]); //查表取出數(shù)據(jù)
   Ser_IN(bb[i]); //開(kāi)始行掃描
   Par_OUT();//輸出顯示
i++; if(i == 8) i = 0; //循環(huán)掃描
m++; if(m == 200) {m = 0; n++;} //滾動(dòng)速度控制
if(n == num-7) n = 0; //循環(huán)顯示
}

/*--------------------------------------------------------------*/
//定時(shí)器初始化
void T0_init(void)
{
TMOD = 0x01;
TH0  = 0xfc; //5000us
TL0  = 0x17;
IE = 0x82;
TR0  = 1;
}

/*--------------------------------------------------------------*/
//定時(shí)器中斷服務(wù)
void T0_intservice(void) interrupt 1 using 0
{
TH0 = 0xfc;
TL0 = 0x17;
Display();
}

/*--------------------------------------------------------------*/
//主函數(shù)
void main (void)
{
T0_init();
while(1);
}

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