16*64点阵时钟仿真+源程序 -

/************16*16LED点阵屏显示*****************/
#include<reg52.h>
#include<intrins.h>
#define uchar unsigned char
#define uint unsigned int
sbit R=P2^0; //595数据输入端口
sbit CLK=P2^1; //595 时钟信号
sbit STB=P2^2; // 595锁存端
uchar cont,num,xs;
char miao=30,fen=30,shi=12;
//bit flag;
char code table[][32]={
/////////////////////////////////////////////////////////////////////////
// 汉字字模表 //
// 汉字库: 宋体16.dot,横向取模左高位,数据排列:从左到右从上到下，对应R=1 else R=0的写法 //
/////////////////////////////////////////////////////////////////////////
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,
/*"点",*/ 0x02,0x00,0x02,0x00,0x02,0x08,0x03,0xFC,
0x02,0x00,0x02,0x10,0x3F,0xF8,0x20,0x10,
0x20,0x10,0x20,0x10,0x3F,0xF0,0x00,0x00,
0x29,0x10,0x24,0xC8,0x44,0x44,0x80,0x04,
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,
/*"阵",*/ 0x00,0x80,0x78,0x84,0x4F,0xFE,0x50,0x80,
0x50,0xA0,0x61,0x20,0x51,0x28,0x4B,0xFC,
0x48,0x20,0x48,0x20,0x68,0x24,0x57,0xFE,
0x40,0x20,0x40,0x20,0x40,0x20,0x40,0x20,
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,
/*"时",*/ 0x00,0x08,0x04,0x08,0x7E,0x08,0x44,0x08,
0x47,0xFE,0x44,0x08,0x44,0x08,0x7C,0x88,
0x44,0x48,0x44,0x48,0x44,0x08,0x44,0x08,
0x7C,0x08,0x44,0x48,0x00,0x28,0x00,0x10,
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,
/*"钟",*/ 0x10,0x20,0x10,0x20,0x10,0x20,0x1C,0x24,
0x21,0xFE,0x21,0x24,0x7D,0x24,0x91,0x24,
0x11,0x24,0xFD,0xFC,0x11,0x24,0x10,0x20,
0x14,0x20,0x18,0x20,0x10,0x20,0x00,0x20,
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
};
uchar code tab[][16]={
0x00,0x00,0x00,0x7C,0xC6,0xC6,0xCE,0xD6, // -0-
0xD6,0xE6,0xC6,0xC6,0x7C,0x00,0x00,0x00,
0x00,0x00,0x00,0x18,0x38,0x78,0x18,0x18, // -1-
0x18,0x18,0x18,0x18,0x7E,0x00,0x00,0x00,
0x00,0x00,0x00,0x7C,0xC6,0x06,0x0C,0x18, // -2-
0x30,0x60,0xC0,0xC6,0xFE,0x00,0x00,0x00,
0x00,0x00,0x00,0x7C,0xC6,0x06,0x06,0x3C, // -3-
0x06,0x06,0x06,0xC6,0x7C,0x00,0x00,0x00,
0x00,0x00,0x00,0x0C,0x1C,0x3C,0x6C,0xCC, // -4-
0xFE,0x0C,0x0C,0x0C,0x1E,0x00,0x00,0x00,
0x00,0x00,0x00,0xFE,0xC0,0xC0,0xC0,0xFC, // -5-
0x0E,0x06,0x06,0xC6,0x7C,0x00,0x00,0x00,
0x00,0x00,0x00,0x38,0x60,0xC0,0xC0,0xFC, // -6-
0xC6,0xC6,0xC6,0xC6,0x7C,0x00,0x00,0x00,
0x00,0x00,0x00,0xFE,0xC6,0x06,0x06,0x0C, // -7-
0x18,0x30,0x30,0x30,0x30,0x00,0x00,0x00,
0x00,0x00,0x00,0x7C,0xC6,0xC6,0xC6,0x7C, // -8-
0xC6,0xC6,0xC6,0xC6,0x7C,0x00,0x00,0x00,
0x00,0x00,0x00,0x7C,0xC6,0xC6,0xC6,0x7E, // -9-
0x06,0x06,0x06,0x0C,0x78,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x18,0x18,0x00, // -:-
0x00,0x00,0x18,0x18,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00
};
void delay(uint z)
{
uint x,y;
for(x=0;x<z;x++)
for(y=0;y<110;y++);
}
void WriteByte(uchar dat)
{
uchar i;
/* 通过8循环将8位数据一次移入74HC595 */
CLK = 0;
for(i = 0; i < 8; i++)
{
if(dat & 0x80)
R = 1;
else
R = 0;
dat = dat << 1;
CLK = 0;
_nop_();_nop_();
CLK = 1;
}
}
void main()
{
// uint num;
uint num,move,speed;
TMOD |=0x01;
TH0=(65536-50000)/256;
TL0=(65536-50000)%256;
EA=1;
ET0=1;
TR0=1;
while(1)
{
switch(xs)
{
case 0:
{
for(num=0;num<16;num++) //静止显示4个汉字
{
WriteByte(~table[7][2*num+1]); //送出一个字节
WriteByte(~table[7][2*num]);
WriteByte(~table[5][2*num+1]); //送出一个字节
WriteByte(~table[5][2*num]);
WriteByte(~table[3][2*num+1]); //送出一个字节
WriteByte(~table[3][2*num]);
WriteByte(~table[1][2*num+1]); //送出一个字节
WriteByte(~table[1][2*num]);
P1=num; //行选
STB=0; //输出锁存器中的数据
STB=1;
delay(1);
}
} break;
case 1:
{
for(num=0;num<16;num++) //时钟显示88:88:88
{
WriteByte(~tab[miao%10][num]); //小时十位
WriteByte(~tab[miao/10][num]); //小时个位
if(cont>=10)
WriteByte(~tab[10][num]); //显示‘：’号
else
WriteByte(~tab[11][num]); //不显
WriteByte(~tab[fen%10][num]); //分钟十位
WriteByte(~tab[fen/10][num]); //分钟个位
if(cont>=10)
WriteByte(~tab[10][num]); //显示‘：’号
else
WriteByte(~tab[11][num]); //不显
WriteByte(~tab[shi%10][num]); //秒钟十位
WriteByte(~tab[shi/10][num]); //秒钟个位
P1=num; //行选
STB=0;
STB=1; //输出锁存器中的数据，上升沿
delay(1);
}
} break;
case 2:
{
if(++speed>4) //移动速度控制
{
speed=0;
move++; //移位
if(move>16) //是否完成移位一个汉字
move=0; //从头开始
}
for(num=0;num<16;num++) //上移显示4个汉字 "点阵时钟" 74HC154+反相器，行高，74HC595 列低 ,数据取反
{
WriteByte(~table[7][2*num+1+move*2]); //送出一个字节
WriteByte(~table[7][2*num+move*2]);
WriteByte(~table[5][2*num+1+move*2]); //送出一个字节
WriteByte(~table[5][2*num+move*2]);
WriteByte(~table[3][2*num+1+move*2]); //送出一个字节
WriteByte(~table[3][2*num+move*2]);
WriteByte(~table[1][2*num+1+move*2]); //送出一个字节
WriteByte(~table[1][2*num+move*2]);
P1=num; //行选
STB=0; //输出锁存器中的数据
STB=1;
delay(1);
}
} break;
case 3:
{
if(++speed>4) //移动速度控制
{
speed=0;
move++; //移位
if(move>16) //是否完成移位一个汉字
move=0; //从头开始
}
for(num=0;num<16;num++) //上移显示4个汉字 "点阵时钟" 74HC154+反相器，行高，74HC595 列低 ,数据取反
{
WriteByte(~table[7][2*num+1-move*2]); //送出一个字节
WriteByte(~table[7][2*num-move*2]);
WriteByte(~table[5][2*num+1-move*2]); //送出一个字节
WriteByte(~table[5][2*num-move*2]);
WriteByte(~table[3][2*num+1-move*2]); //送出一个字节
WriteByte(~table[3][2*num-move*2]);
WriteByte(~table[1][2*num+1-move*2]); //送出一个字节
WriteByte(~table[1][2*num-move*2]);
P1=num; //行选
STB=0; //输出锁存器中的数据
STB=1;
delay(1);
}
} break;
}
}
}
void timer0() interrupt 1
{
TH0=(65536-50000)/256;
TL0=(65536-50000)%256;
cont++;
num++;
if(cont==20)
{
cont=0;
miao++;
if(miao==60)
{
miao=0;
fen++;
if(fen==60)
{
fen=0;
shi++;
if(shi==24)
shi=0;
}
}
}
if(num==60) //3秒钟换1种显示
{
num=0;
xs++;
if(xs==4)
xs=0;
}
}

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