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標(biāo)題: 模擬廣告牌的字體流動(dòng)顯示 [打印本頁]

作者: sansansan.3 時(shí)間: 2019-11-16 15:08
標(biāo)題: 模擬廣告牌的字體流動(dòng)顯示
/**********************SY-1實(shí)驗(yàn)開發(fā)板例程************************
模擬廣告牌的字體流動(dòng)顯示。
   含有兩個(gè)顯示函數(shù)，一個(gè)為一次在任意位顯示任意數(shù)字，
   一個(gè)為一次顯示六個(gè)不同數(shù)字。
*  平臺(tái)：SY-1+STC89C52*  晶振:11.0592MHZ
******************************************************************/
#include<reg51.h>

#define uchar unsigned char

uchar a=0,b=1,c=2,d=3,e=4,f=5,temp,key,k,m,n;
unsigned long i,j;

sbit dula=P2^6;
sbit wela=P2^7;
sbit beep=P2^3;

unsigned char code table[]={0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,
                     0x07,0x7f,0x6f,0x77,0x7c,0x39,0x5e,0x79,0x71,0x00};
   //最后一個(gè)0x00代表無顯示。
void delay(unsigned long i)
{
for(j=i;j>0;j--)
for(k=125;k>0;k--);
}

void display(uchar wei,uchar shu)//在任意一位顯示任意的數(shù)字
{
dula=0;
P0=table[shu];
dula=1;
dula=0;

wela=0;
switch(wei)
{
   case 1:
P0=0xfe;
   wela=1;
    wela=0;
   delay(5);
break;
case 2:
P0=0xfd;
   wela=1;
   wela=0;
   delay(5);
   break;
case 3:
   P0=0xfb;
   wela=1;
   wela=0;
   delay(5);
   break;
case 4:
   P0=0xf7;
   wela=1;
   wela=0;
   delay(5);
   break;
case 5:
   P0=0xef;
   wela=1;
   wela=0;
   delay(5);
   break;
case 6:
   P0=0xdf;
   wela=1;
   wela=0;
   delay(5);
   break;
}
}
void display0(uchar a,uchar b,uchar c,uchar d,uchar e,uchar f)
{    //一次顯示六個(gè)數(shù)字，且每位顯示數(shù)字可自定。
dula=0;
P0=table[a];
dula=1;
dula=0;

wela=0;
P0=0xfe;
wela=1;
wela=0;
delay(5);

P0=table[b];
dula=1;
dula=0;

P0=0xfd;
wela=1;
wela=0;
delay(5);

P0=table[c];
dula=1;
dula=0;

P0=0xfb;
wela=1;
wela=0;
delay(5);

P0=table[d];
dula=1;
dula=0;

P0=0xf7;
wela=1;
wela=0;
delay(5);

P0=table[e];
dula=1;
dula=0;

P0=0xef;
wela=1;
wela=0;
delay(5);

P0=table[f];
dula=1;
dula=0;

P0=0xdf;
wela=1;
wela=0;
delay(5);
}

  void main()
  {
    while(1)
{
display(6,0);    //一次只有一位在顯示
delay(500);
display(5,0);
delay(500);
display(4,0);
delay(500);
display(3,0);
delay(500);
display(2,0);
delay(500);
display(1,0);
delay(500);
display(6,1);
delay(500);
display(5,1);
delay(500);
display(4,1);
delay(500);
display(3,1);
delay(500);
display(2,1);
delay(500);
display(6,2);
delay(500);
display(5,2);
delay(500);
display(4,2);
delay(500);
display(3,2);
delay(500);
display(6,3);
delay(500);
display(5,3);
delay(500);
display(4,3);
delay(500);
display(6,4);
delay(500);
display(5,4);
delay(500);
display(6,5);
delay(500);
for(m=50;m>0;m--)    //借助一次顯示六位函數(shù)實(shí)現(xiàn)
{
display0(16,16,16,16,16,0); //16代表無顯示
delay(2);
}
for(m=50;m>0;m--)
{
display0(16,16,16,16,0,16);
delay(2);
}
for(m=50;m>0;m--)
{
display0(16,16,16,0,16,16);
delay(2);
}
for(m=50;m>0;m--)
{
display0(16,16,0,16,16,16);
delay(2);
}
for(m=50;m>0;m--)
{
display0(16,0,16,16,16,16);
delay(2);
}
for(m=50;m>0;m--)
{
display0(0,16,16,16,16,16);
delay(2);
}
for(m=50;m>0;m--)
{
display0(0,16,16,16,16,1);
delay(2);
}
for(m=50;m>0;m--)
{
display0(0,16,16,16,1,16);
delay(2);
}
for(m=50;m>0;m--)
{
display0(0,16,16,1,16,16);
delay(2);
}
for(m=50;m>0;m--)
{
display0(0,16,1,16,16,16);
delay(2);
}
for(m=50;m>0;m--)
{
display0(0,1,16,16,16,16);
delay(2);
}
for(m=50;m>0;m--)
{
display0(0,1,16,16,16,2);
delay(2);
}
for(m=50;m>0;m--)
{
display0(0,1,16,16,2,16);
delay(2);
}
for(m=50;m>0;m--)
{
display0(0,1,16,2,16,16);
delay(2);
}
for(m=50;m>0;m--)
{
display0(0,1,2,16,16,16);
delay(2);
}
for(m=50;m>0;m--)
{
display0(0,1,2,16,16,3);
delay(2);
}
for(m=50;m>0;m--)
{
display0(0,1,2,16,3,16);
delay(2);
}
for(m=50;m>0;m--)
{
display0(0,1,2,3,16,16);
delay(2);
}
for(m=50;m>0;m--)
{
display0(0,1,2,3,16,4);
delay(2);
}
for(m=50;m>0;m--)
{
display0(0,1,2,3,4,16);
delay(2);
}
for(m=50;m>0;m--)
{
display0(0,1,2,3,4,5);
delay(2);
}
for(n=4;n>0;n--)    //閃爍
{
for(m=100;m>0;m--)
{
display0(0,1,2,3,4,5);
}
for(m=100;m>0;m--)
{
display0(16,16,16,16,16,16);
}
}
}
}

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