双色点阵心形

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#include<reg52.h> //包含头文件，一般情况不需要改动，头文件包含特殊功能寄存器的定义
#include<intrins.h>
#define DataPort P0
//unsigned char segout[8]={0,1,2,3,4,5,6,7}; //8列
unsigned char segout[8]={0x01,0x02,0x04,0x08,0x10,0x20,0x40,0x80}; //8列
unsigned char tab[]={0x0c,0x12,0x22,0x44,0x22,0x12,0x0c,0x00
//0x00,0x6C,0x92,0x82,0x44,0x28,0x10,0x00
};
unsigned char dofly_DuanMa[]={0x30,0x30,0x3f,0x3e,0x79,0x6e,0x3f,0x3e};//0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f,0x6f};// 共阴显示段码值0~9
unsigned char dofly_WeiMa[]={0xfe,0xfd,0xfb,0xf7,0xef,0xdf,0xbf,0x7f};//分别对应相应的数码管点亮,即位码
void Display(unsigned char FirstBit,unsigned char Num);
unsigned char TempData[8];
/*------------------------------------------------
硬件端口定义
------------------------------------------------*/
sbit LATCH1=P2^6;
sbit LATCH2=P2^7;
sbit LATCH = P1^0;
sbit SRCLK= P1^1;
sbit SER = P1^2;
sbit LATCH_B = P2^2;
sbit SRCLK_B= P2^1;
sbit SER_B= P2^0;
/*------------------------------------------------
uS延时函数，含有输入参数 unsigned char t，无返回值
unsigned char 是定义无符号字符变量，其值的范围是
0~255 这里使用晶振12M，精确延时请使用汇编,大致延时
长度如下 T=tx2+5 uS
------------------------------------------------*/
void DelayUs2x(unsigned char t)
{
while(--t);
}
/*------------------------------------------------
mS延时函数，含有输入参数 unsigned char t，无返回值
unsigned char 是定义无符号字符变量，其值的范围是
0~255 这里使用晶振12M，精确延时请使用汇编
------------------------------------------------*/
void DelayMs(unsigned char t)
{
while(t--)
{
//大致延时1mS
DelayUs2x(245);
DelayUs2x(245);
}
}
/*------------------------------------------------
发送字节程序
------------------------------------------------*/
void SendByte(unsigned char dat)
{
unsigned char i;
for(i=0;i<8;i++)
{
SRCLK=0;
SER=dat&0x80;
dat<<=1;
SRCLK=1;
}
}
/*------------------------------------------------
发送双字节程序
595级联，n个595，就需要发送n字节后锁存
------------------------------------------------*/
void Send2Byte(unsigned char dat1,unsigned char dat2)
{
SendByte(dat1);
SendByte(dat2);
}
/*------------------------------------------------
595锁存程序
595级联发送数据后，锁存有效
------------------------------------------------*/
void Out595(void)
{
_nop_();
LATCH=1;
LATCH=0;
}
/*------------------------------------------------
发送位码字节程序
使用另外一片单独595
------------------------------------------------*/
void SendSeg(unsigned char dat)
{
unsigned char i;
for(i=0;i<8;i++) //发送字节
{
SRCLK_B=0;
SER_B=dat&0x80;
dat<<=1;
SRCLK_B=1;
}
LATCH_B=1; //锁存
_nop_();
LATCH_B=0;
}
void Display(unsigned char FirstBit,unsigned char Num)
{
static unsigned char i;
/*for(i=0;i<Num;i++)
{*/
DataPort= 0x00;
LATCH1=1;
LATCH1=0;
DataPort=dofly_WeiMa[i+FirstBit];
LATCH2=1;
LATCH2=0;
DataPort = dofly_DuanMa[i];//TempData[i];
LATCH1=1;
LATCH1=0;
/*DelayUs2x(200);
}*/
i++;
if(i == Num)
i = 0;
}
/*------------------------------------------------
主程序
------------------------------------------------*/
void time0_isr(void) interrupt 1
{
ET0 = 0;
TH0 = 0XFC;
TL0 = 0X18;
Display(0,8);
ET0 = 1;
}
void main()
{
unsigned char i,j;
TMOD = 0X01;
TH0 = 0XFC;
TL0 = 0X18;
EA = 1;
ET0 = 1;
TR0 = 1;
while(1)
{
for(j=0;j<60;j++)
for(i=0;i<8;i++) //8列显示
{
SendSeg(segout[i]);
Send2Byte(~tab[i],0xff);
Out595();
DelayMs(1);
Send2Byte(0xff,0xff);//delay(10); //防止重影
Out595();
}
//另外一种颜色
for(j=0;j<60;j++)
for(i=0;i<8;i++) //8列显示
{
SendSeg(segout[7-i]); //反向显示同样图形
Send2Byte(0xff,~tab[i]);
Out595();
DelayMs(1);
Send2Byte(0xff,0xff);//delay(10); //防止重影
Out595();
}
}
}

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