16·16.c

方便大家在学习的时候学习系

#include<reg52.h>
sbit CLK1 =P2^0;
sbit DATA1 =P2^1;
sbit CLK2 =P2^2;
sbit DATA2 =P2^3;
sbit CLK3 =P2^4;
sbit DATA3 =P2^5;
sbit CLK4 =P2^6;
sbit DATA4 =P2^7;
unsigned char *p;
unsigned char arry[]={
0x00,0x00,0x00,0x08,0x7F,0xFC,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x10,0x3F,0xF8,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x04,0xFF,0xFE,0x00,0x00,0x00,0x00};
void senddata_reg(unsigned char select,unsigned char dat);
unsigned char temp;
//延时500+0us 函数定义
void delay0ms(void)
{
    unsigned char i,j;
    for(i=99;i>0;i--)
    for(j=1;j>0;j--);
}
//延时1000000+3us 函数定义
void delay1000ms(void)
{
    unsigned char i,j,k;
    for(i=254;i>0;i--)
    for(j=14;j>0;j--)
    for(k=139;k>0;k--);
}
main()
{
  unsigned int i;
  
  temp=0xff;
  P0=P3=0x00;
 
  while(1)
   {
     p=&arry;
  for(i=1;i<=128;i=i*2)
    {
   P3=i;//8行
   temp=0xff-*p;
   senddata_reg(1,temp);
   p++;
   temp=0xff-*p;
   senddata_reg(3,temp);
   p++;
   delay0ms();
     }
  for(i=1;i<=128;i=i*2)
    {
   P0=i;
   temp=0xff-*p;
   senddata_reg(2,temp);
   p++;
   temp=0xff-*p;
   senddata_reg(4,temp);
   p++;
   delay0ms();
     }
    }
}
void senddata_reg(unsigned char select,unsigned char dat)
{
unsigned char i1,temp1;
bit j1;
  if(select==1)
    {
   
      temp1=dat;
       for(i1=0;i1<8;i1++)
         {
        CLK1=0;
        j1=temp1&0x80;
        DATA1=j1;
        temp1=temp1<<1;
        CLK1=1;
       }
      CLK1=0;
  }
  else if(select==2)
    {
   
      temp1=dat;
       for(i1=0;i1<8;i1++)
         {
        CLK2=0;
        j1=temp1&0x80;
        DATA2=j1;
        temp1=temp1<<1;
        CLK2=1;
       }
      CLK2=0;
  }
  else if(select==3)
    {
   
      temp1=dat;
       for(i1=0;i1<8;i1++)
         {
        CLK3=0;
        j1=temp1&0x80;
        DATA3=j1;
        temp1=temp1<<1;
        CLK3=1;
       }
      CLK3=0;
  }
  else if(select==4)
    {
   
      temp1=dat;
       for(i1=0;i1<8;i1++)
         {
        CLK4=0;
        j1=temp1&0x80;
        DATA4=j1;
        temp1=temp1<<1;
        CLK4=1;
       }
      CLK4=0;
  }
}