#include <reg52.h>
#include "74HC595.H"
unsigned char i;
unsigned int m,n;
/*--------------------------------------------------------------*/
//代码库
#define num sizeof(table) //代码长度
unsigned char code aa[]={0xfe,0xfd,0xfb,0xf7,0xef,0xdf,0xbf,0x7f};
unsigned char code table[]= {
//取模方式 阴码 列扫描 逆向
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,/*" ",0*/
0x00,0x7F,0x7F,0x39,0x6F,0x46,0x00,0x00,/*"R",1*/
0x00,0x41,0x7F,0x7F,0x41,0x00,0x00,0x00,/*"I",2*/
0x00,0x3E,0x7F,0x41,0x63,0x22,0x00,0x00,/*"C",3*/
0x00,0x7F,0x7F,0x08,0x7F,0x7F,0x00,0x00,/*"H",4*/
0x00,0x7F,0x7F,0x06,0x7F,0x7F,0x00,0x00,/*"M",5*/
0x00,0x3E,0x7F,0x41,0x63,0x22,0x00,0x00,/*"C",6*/
0x00,0x3F,0x7F,0x40,0x7F,0x3F,0x00,0x00,/*"U",7*/
0x00,0x36,0x7F,0x49,0x7F,0x36,0x00,0x00,/*"8",9*/
0x00,0x63,0x7F,0x1C,0x7F,0x63,0x00,0x00,/*"X",10*/
0x00,0x36,0x7F,0x49,0x7F,0x36,0x00,0x00,/*"8",11*/
0x00,0x01,0x7F,0x7F,0x01,0x01,0x00,0x00,/*"T",13*/
0x00,0x7F,0x7F,0x49,0x49,0x41,0x00,0x00,/*"E",14*/
0x00,0x26,0x6F,0x49,0x7B,0x32,0x00,0x00,/*"S",15*/
0x00,0x01,0x7F,0x7F,0x01,0x01,0x00,0x00,/*"T",16*/
0x00,0x7F,0x7F,0x39,0x6F,0x46,0x00,0x00,/*"R",18*/
0x00,0x61,0x79,0x5D,0x4F,0x43,0x00,0x00,/*"Z",19*/
0x00,0x08,0x08,0x08,0x08,0x08,0x00,0x00,/*"-",20*/
0x00,0x62,0x73,0x59,0x4F,0x46,0x00,0x00,/*"2",21*/
0x00,0x3E,0x7F,0x41,0x7F,0x3E,0x00,0x00,/*"0",22*/
0x00,0x3E,0x7F,0x41,0x7F,0x3E,0x00,0x00,/*"0",23*/
0x00,0x26,0x6F,0x49,0x7F,0x3E,0x00,0x00,/*"9",24*/
0x00,0x7F,0x7F,0x41,0x7F,0x3E,0x00,0x00,/*"D",26*/
0x00,0x7F,0x7F,0x49,0x49,0x41,0x00,0x00,/*"E",27*/
0x00,0x7F,0x7F,0x06,0x7F,0x7F,0x00,0x00,/*"M",28*/
0x00,0x7F,0x7F,0x41,0x7F,0x7F,0x00,0x00,/*"O",29*/
0x00,0x26,0x6F,0x49,0x7B,0x32,0x00,0x00,/*"S",31*/
0x03,0x07,0x7C,0x7C,0x07,0x03,0x00,0x00,/*"Y",32*/
0x00,0x26,0x6F,0x49,0x7B,0x32,0x00,0x00,/*"S",33*/
0x00,0x01,0x7F,0x7F,0x01,0x01,0x00,0x00,/*"T",34*/
0x00,0x7F,0x7F,0x49,0x49,0x41,0x00,0x00,/*"E",35*/
0x00,0x7F,0x7F,0x06,0x7F,0x7F,0x00,0x00,/*"M",36*/
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,/*" ",37*/
};
/*--------------------------------------------------------------*/
//显示函数
void Display(void)
{
Ser_IN((aa[i])); //列扫描数据
Ser_IN(table[i + n]); //查表取出行扫描数据
Par_OUT(); //输出显示
i++; if(i == 8) i = 0; //循环扫描
m++; if(m == 500) {m = 0; n++;} //滚动速度控制
if(n == num-7) n = 0; //循环显示
}
/*--------------------------------------------------------------*/
//定时器初始化
void T0_init(void)
{
TMOD = 0xf8;
TH0 = 0xcc; //5000us
TL0 = 0x00;
IE = 0x82;
TR0 = 1;
}
/*--------------------------------------------------------------*/
//定时器中断服务
void T0_intservice(void) interrupt 1 using 0
{
TH0 = 0xf8;
TL0 = 0xcc;
Display();
}
/*--------------------------------------------------------------*/
//主函数
void main (void)
{
T0_init();
while(1);
}
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