1621.c

HOLTEK 1621 IC DRIVER C PR

#include<stdio.h>
#include<stdlib.h>
#include<reg51.h>
#define unchar      unsigned char
#define unint       unsigned int
#define inter0      interrupt 0

sbit int0     =   P3^2;
sbit cspin    =   P1^2;
sbit clkpin   =   P1^1;
sbit dipin    =   P1^0;
sbit ea       =   IE^7;
sbit ex0      =   IE^0;
sbit it0      =   TCON^0;
int buf;
int dat;
int lab;




/*------------数据传送函数------------*/
void lcdtran()
{
          clkpin=0;
          clkpin=1;
}

/*------------写命令函数------------*/
void lcdwc(unint n)
{
          int i;
          cspin=0;
          //lcdnop();
          dipin=1;
          //lcdnop();
          lcdtran();
          dipin=0;
          //lcdnop();
          lcdtran();
          dipin=0;
          //lcdnop();
          lcdtran();
          for(i=0;i<8;i++)
          {
               dipin=n&0x80;
               lcdtran();
               n<<=1;


          }
          dipin=0;
          lcdtran();
          cspin=1;
}
/*------------写数据函数------------*/
void lcdwd(buf,dat)
{
          int i,j;
          cspin=0;
          //lcdnop();
          dipin=1;
          //lcdnop();
          lcdtran();
          dipin=0;
          //lcdnop();
          lcdtran();
          dipin=1;
          //lcdnop();
          lcdtran();
          buf<<=2;
          for(i=0;i<6;i++)
          {
               //buf<<=2;
               dipin=buf&0x80;
               lcdtran();
               buf<<=1;
          }
          for(j=0;j<8;j++)
          {
               dipin=dat&0X01;
               lcdtran();
               dat>>=1;
          }
          cspin=1 ;
          //lcddelay();
}
/*------------液晶显示函数------------*/
void lcddelay()
{
          int i,j;
          for(i=0;i<200;i++)
          {
               for(j=0;j<1000;j++)
               {
                 ;
                }
           }
}
/*------------循环写数据函数------------*/
void lcdwdd(dat)
{
          int a;
          //buf=0;
          for(a=0;a<32;a++)
          {
               buf=a;
               lcdwd(buf,dat);
               //buf++;
               a++;
          }
}

/*------------移位控制函数------------*/
void lcdmv()
{
          int a[2][13]={{24,26,28,30,32,34,36,38,40,42,44,46,48},
                        {0x7f,0x5f,0x60,0x7a,0x7b,0x3e,0x70,0x63,0x7d,0x70,0x70,0x63,0x70}};

          int b,c;
          for(b=0;b<26;b+=2)
          {

              for(c=0;c<13;c++)
              {
                 buf=(*(*a+c));
                 buf-=b;
                 if(buf<32)

                 dat=*(*(a+1)+c);
                 else
                 dat=0;
                 lcdwd(buf,dat);


                 //lcddelay();
              }
              lcddelay();
              //lcddelay();
           }
}

/*------------中断处理函数------------*/
void inter0()
{
          int t,t1;
          for(t=0;t<100;t++)
          {
              int0=1;
              if(int0==1)
                 int0=1;
              else
              {
                 //push acc;
                 lab=~lab;
                 int0=1;
                 for(t1=0;t1<100;t1++)
                 {
                    if(int0==0)
                       int0=1;
                 }
                 int0=1;
                 //pop a ;
              }
          }

}

//int0=1;
//ea=1;
//ex0=1;
//it0=1;
//lab=0;

/*------------显示主函数------------*/
void main(void)
{

       int x;
       int0=1;
       ea=1;
       ex0=1;
       it0=1;
       lab=0;
       for(x=0;x<100;x++)
       {
          lcdwc(0x00);
          lcdwc(0x02);
          lcdwc(0x18);
          lcdwc(0x01);
          lcdwc(0x03);
          lcdwc(0x29);
          lcdwdd(0x00);
          lcddelay();
          lcdwdd(0xff);
          lcddelay();
          lcdwdd(0x3e);
          lcddelay();
          lcdwdd(0x5b);
          lcddelay();
          lcdwdd(0x7f);
          lcddelay();
          lcdwdd(0x00);
          lcddelay();
          lcdmv();
          lcddelay();
       }
          //continue;

}
//*************************************************************//