这个12864程序为什不实现功能？

#include<reg52.h>
  #define uchar unsigned char
           #define uint unsigned int
             #define LCD P0
             sbit CS1=P2^0;
             sbit CS2=P2^1;
             sbit E=P2^2;
             sbit RW=P2^3;
             sbit RS=P2^4;
            sbit RST=P2^5;

            void delay(uint us);
          void delay_ms(uint ms);
           void check_busy_12864();
           void wcmd_12864(uchar cmd);
           void wdat_12864(uchar dat);
            void clr_12864(uchar ss,uchar x,uchar y);
            void init_12864();      
uchar code num8x16[][16]={
/*--  文字:  0  --*/
/*--  宋体12;  此字体下对应的点阵为：宽x高=8x16   --*/
0x00,0xE0,0x10,0x08,0x08,0x10,0xE0,0x00,0x00,0x0F,0x10,0x20,0x20,0x10,0x0F,0x00,

/*--  文字:  1  --*/
/*--  宋体12;  此字体下对应的点阵为：宽x高=8x16   --*/
0x00,0x10,0x10,0xF8,0x00,0x00,0x00,0x00,0x00,0x20,0x20,0x3F,0x20,0x20,0x00,0x00,

/*--  文字:  2  --*/
/*--  宋体12;  此字体下对应的点阵为：宽x高=8x16   --*/
0x00,0x70,0x08,0x08,0x08,0x88,0x70,0x00,0x00,0x30,0x28,0x24,0x22,0x21,0x30,0x00,

/*--  文字:  3  --*/
/*--  宋体12;  此字体下对应的点阵为：宽x高=8x16   --*/
0x00,0x30,0x08,0x88,0x88,0x48,0x30,0x00,0x00,0x18,0x20,0x20,0x20,0x11,0x0E,0x00,

/*--  文字:  4  --*/
/*--  宋体12;  此字体下对应的点阵为：宽x高=8x16   --*/
0x00,0x00,0xC0,0x20,0x10,0xF8,0x00,0x00,0x00,0x07,0x04,0x24,0x24,0x3F,0x24,0x00,

/*--  文字:  5  --*/
/*--  宋体12;  此字体下对应的点阵为：宽x高=8x16   --*/
0x00,0xF8,0x08,0x88,0x88,0x08,0x08,0x00,0x00,0x19,0x21,0x20,0x20,0x11,0x0E,0x00,

/*--  文字:  6  --*/
/*--  宋体12;  此字体下对应的点阵为：宽x高=8x16   --*/
0x00,0xE0,0x10,0x88,0x88,0x18,0x00,0x00,0x00,0x0F,0x11,0x20,0x20,0x11,0x0E,0x00,

/*--  文字:  7  --*/
/*--  宋体12;  此字体下对应的点阵为：宽x高=8x16   --*/
0x00,0x38,0x08,0x08,0xC8,0x38,0x08,0x00,0x00,0x00,0x00,0x3F,0x00,0x00,0x00,0x00,

/*--  文字:  8  --*/
/*--  宋体12;  此字体下对应的点阵为：宽x高=8x16   --*/
0x00,0x70,0x88,0x08,0x08,0x88,0x70,0x00,0x00,0x1C,0x22,0x21,0x21,0x22,0x1C,0x00,

/*--  文字:  9  --*/
/*--  宋体12;  此字体下对应的点阵为：宽x高=8x16   --*/
0x00,0xE0,0x10,0x08,0x08,0x10,0xE0,0x00,0x00,0x00,0x31,0x22,0x22,0x11,0x0F,0x00,
};

uchar code num15x32[][60]={
/*--  文字:  0  --*/
/*--  宋体22;  此字体下对应的点阵为：宽x高=15x29   --*/
/*--  高度不是8的倍数，现调整为：宽度x高度=15x32  --*/
0x00,0x00,0x00,0x80,0x80,0xC0,0xC0,0x40,0xC0,0xC0,0x80,0x80,0x00,0x00,0x00,0x00,
0xFC,0xFF,0xFF,0x0F,0x01,0x00,0x00,0x00,0x01,0x0F,0xFF,0xFF,0xFC,0x00,0x00,0x1F,
0x7F,0xFF,0xF8,0xC0,0x80,0x00,0x80,0xC0,0xFC,0xFF,0x3F,0x0F,0x00,0x00,0x00,0x00,
0x00,0x00,0x01,0x01,0x01,0x01,0x01,0x00,0x00,0x00,0x00,0x00,

/*--  文字:  1  --*/
/*--  宋体22;  此字体下对应的点阵为：宽x高=15x29   --*/
/*--  高度不是8的倍数，现调整为：宽度x高度=15x32  --*/
0x00,0x00,0x00,0x00,0x00,0x00,0x80,0xC0,0xC0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x01,0x01,0x01,0xFF,0xFF,0xFF,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0xFF,0xFF,0xFF,0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x00,0x00,

/*--  文字:  2  --*/
/*--  宋体22;  此字体下对应的点阵为：宽x高=15x29   --*/
/*--  高度不是8的倍数，现调整为：宽度x高度=15x32  --*/
0x00,0x00,0x00,0x80,0xC0,0xC0,0x40,0x40,0x40,0xC0,0xC0,0x80,0x00,0x00,0x00,0x00,
0x0E,0x1F,0x1F,0x1F,0x00,0x00,0x00,0x80,0xE0,0xFF,0x7F,0x3F,0x0E,0x00,0x00,0xC0,
0xE0,0xF0,0xB8,0x9C,0x8E,0x87,0x83,0x81,0xC0,0xE0,0xF0,0x70,0x00,0x00,0x01,0x01,
0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x00,0x00,

/*--  文字:  3  --*/
/*--  宋体22;  此字体下对应的点阵为：宽x高=15x29   --*/
/*--  高度不是8的倍数，现调整为：宽度x高度=15x32  --*/
0x00,0x00,0x80,0x80,0xC0,0x40,0x40,0x40,0xC0,0xC0,0x80,0x80,0x00,0x00,0x00,0x00,
0x02,0x07,0x07,0x07,0x40,0x40,0x40,0xE0,0xFF,0xBF,0x9F,0x0F,0x00,0x00,0x00,0x70,
0xF0,0xF0,0xF0,0x00,0x00,0x00,0x80,0x81,0xFF,0xFF,0x7F,0x1C,0x00,0x00,0x00,0x00,
0x00,0x01,0x01,0x01,0x01,0x01,0x01,0x00,0x00,0x00,0x00,0x00,

/*--  文字:  4  --*/
/*--  宋体22;  此字体下对应的点阵为：宽x高=15x29   --*/
/*--  高度不是8的倍数，现调整为：宽度x高度=15x32  --*/
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x80,0xE0,0xE0,0xE0,0x00,0x00,0x00,0x00,0x00,
0x00,0x80,0xE0,0x78,0x3C,0x0F,0x07,0xFF,0xFF,0xFF,0x00,0x00,0x00,0x00,0x04,0x07,
0x07,0x05,0x04,0x04,0x04,0x84,0xFF,0xFF,0xFF,0x84,0x04,0x04,0x00,0x00,0x00,0x00,
0x00,0x00,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x00,

/*--  文字:  5  --*/
/*--  宋体22;  此字体下对应的点阵为：宽x高=15x29   --*/
/*--  高度不是8的倍数，现调整为：宽度x高度=15x32  --*/
0x00,0x00,0xC0,0xC0,0xC0,0xC0,0xC0,0xC0,0xC0,0xC0,0xC0,0xC0,0xC0,0x00,0x00,0x00,
0x00,0xFF,0xFF,0xCF,0x60,0x20,0x20,0x20,0x60,0xE0,0xC0,0x80,0x00,0x00,0x00,0x38,
0xF8,0xF9,0xF8,0x00,0x00,0x00,0x80,0xC0,0xFF,0xFF,0x7F,0x1F,0x00,0x00,0x00,0x00,
0x00,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x00,0x00,0x00,0x00,

/*--  文字:  6  --*/
/*--  宋体22;  此字体下对应的点阵为：宽x高=15x29   --*/
/*--  高度不是8的倍数，现调整为：宽度x高度=15x32  --*/
0x00,0x00,0x00,0x00,0x80,0xC0,0xC0,0x40,0x40,0xC0,0xC0,0xC0,0x80,0x00,0x00,0x00,
0xF8,0xFE,0xFF,0xCF,0x61,0x60,0x20,0x20,0x63,0xE3,0xC3,0xC3,0x00,0x00,0x00,0x1F,
0x7F,0xFF,0xF1,0xC0,0x80,0x00,0x00,0x80,0xF3,0xFF,0x7F,0x3F,0x00,0x00,0x00,0x00,
0x00,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x00,0x00,0x00,0x00,

/*--  文字:  7  --*/
/*--  宋体22;  此字体下对应的点阵为：宽x高=15x29   --*/
/*--  高度不是8的倍数，现调整为：宽度x高度=15x32  --*/
0x00,0x00,0xC0,0xC0,0xC0,0xC0,0xC0,0xC0,0xC0,0xC0,0xC0,0xC0,0xC0,0x40,0x00,0x00,
0x07,0x07,0x03,0x01,0x00,0x80,0xE0,0xF0,0x7C,0x0F,0x03,0x01,0x00,0x00,0x00,0x00,
0x00,0x00,0xC0,0xFC,0xFF,0xFF,0x07,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x01,0x01,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

/*--  文字:  8  --*/
/*--  宋体22;  此字体下对应的点阵为：宽x高=15x29   --*/
/*--  高度不是8的倍数，现调整为：宽度x高度=15x32  --*/
0x00,0x00,0x80,0x80,0xC0,0xC0,0x40,0x40,0x40,0xC0,0xC0,0x80,0x00,0x00,0x00,0x00,
0x0E,0x3F,0xBF,0xF1,0xE0,0xE0,0xC0,0xC0,0xE0,0xF3,0x3F,0x1F,0x0E,0x00,0x00,0x7E,
0xFF,0xFF,0x81,0x80,0x00,0x00,0x01,0x83,0xC7,0xFF,0x7E,0x3C,0x00,0x00,0x00,0x00,
0x00,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x00,0x00,0x00,0x00,

/*--  文字:  9  --*/
/*--  宋体22;  此字体下对应的点阵为：宽x高=15x29   --*/
/*--  高度不是8的倍数，现调整为：宽度x高度=15x32  --*/
0x00,0x00,0x80,0x80,0xC0,0xC0,0x40,0x40,0x40,0xC0,0x80,0x80,0x00,0x00,0x00,0x00,
0xFE,0xFF,0xFF,0x83,0x00,0x00,0x00,0x00,0x80,0xEF,0xFF,0xFF,0xFC,0x00,0x00,0x00,
0xE1,0xE3,0xE3,0x83,0x02,0x82,0x83,0xE3,0xFF,0x7F,0x1F,0x07,0x00,0x00,0x00,0x00,
0x01,0x01,0x01,0x01,0x01,0x01,0x00,0x00,0x00,0x00,0x00,0x00,

/*--  文字:  ：  --*/
/*--  宋体22;  此字体下对应的点阵为：宽x高=15x29   --*/
/*--  高度不是8的倍数，现调整为：宽度x高度=15x32  --*/
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x80,0x80,0x80,0x80,0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0xC3,0xE7,0xE7,0xE7,0xC3,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x01,0x01,0x01,0x01,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
};

uchar code hz16x16[][32]={
/*--  文字:  周  --*/
/*--  宋体12;  此字体下对应的点阵为：宽x高=16x16   --*/
0x00,0x00,0xFE,0x82,0x92,0x92,0x92,0xFE,0x92,0x92,0x92,0x82,0xFE,0x00,0x00,0x00,
0x80,0x60,0x1F,0x00,0x00,0x1E,0x12,0x12,0x12,0x1E,0x40,0x80,0x7F,0x00,0x00,0x00,

/*--  文字:  一  --*/
/*--  宋体12;  此字体下对应的点阵为：宽x高=16x16   --*/
0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

/*--  文字:  二  --*/
/*--  宋体12;  此字体下对应的点阵为：宽x高=16x16   --*/
0x00,0x00,0x08,0x08,0x08,0x08,0x08,0x08,0x08,0x08,0x08,0x08,0x08,0x00,0x00,0x00,
0x10,0x10,0x10,0x10,0x10,0x10,0x10,0x10,0x10,0x10,0x10,0x10,0x10,0x10,0x10,0x00,

/*--  文字:  三  --*/
/*--  宋体12;  此字体下对应的点阵为：宽x高=16x16   --*/
0x00,0x04,0x84,0x84,0x84,0x84,0x84,0x84,0x84,0x84,0x84,0x84,0x84,0x04,0x00,0x00,
0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x00,

/*--  文字:  四  --*/
/*--  宋体12;  此字体下对应的点阵为：宽x高=16x16   --*/
0x00,0xFC,0x04,0x04,0x04,0xFC,0x04,0x04,0x04,0xFC,0x04,0x04,0x04,0xFC,0x00,0x00,
0x00,0x7F,0x28,0x24,0x23,0x20,0x20,0x20,0x20,0x21,0x22,0x22,0x22,0x7F,0x00,0x00,

/*--  文字:  五  --*/
/*--  宋体12;  此字体下对应的点阵为：宽x高=16x16   --*/
0x00,0x02,0x42,0x42,0x42,0xC2,0x7E,0x42,0x42,0x42,0x42,0xC2,0x02,0x02,0x00,0x00,
0x40,0x40,0x40,0x40,0x78,0x47,0x40,0x40,0x40,0x40,0x40,0x7F,0x40,0x40,0x40,0x00,
};



void delay(uint us){while(--us);}

void delay_ms(uint ms)
{
  uchar i;
  while(--ms)
  {
    for(i=0;i<125;i++);
  }
}

void check_busy_12864()
{
  uchar i=0,dat;
  RS=0;
  RW=1;
  do{
     LCD=0x00;
         E=1;
         dat=LCD;
         E=1;
         E=0;
         dat=0x80&dat;
         i++;
         }while((dat==0x80)&&(i<100));
}

void wcmd_12864(uchar cmd)
{
  check_busy_12864();
  RS=0;
  RW=0;
  E=1;
  LCD=cmd;
  E=1;
  E=0;
}

void wdat_12864(uchar dat)
{
  check_busy_12864();
  RS=1;
  RW=0;
  E=1;
  LCD=dat;
  E=1;
  E=0;
}

void clear_12864(uchar ss,uchar x,uchar y)
{
  uchar i,j;
  if(ss==0){CS1=1;CS2=0;}
  else if(ss==1){CS1=0;CS2=1;}
  else{CS1=CS2=1;}
  wcmd_12864(0X3F);
  for(i=x;i<y;i++)
  {
    wcmd_12864(0xB8+i);
        wcmd_12864(0x40);
        for(j=0;j<64;j++)
        wdat_12864(0x00);
  }
    CS1=CS2=0;
}

void init_12864()
{
  RST=0;
  delay_ms(10);
  RST=1;
  delay_ms(10);
  check_busy_12864();
  wcmd_12864(0x3F);
  wcmd_12864(0xC0);
  clear_12864(2,0,7);
}


void disp_12864(uchar row,uchar col,uchar x,uchar y,uchar *s)
{
  uchar i,j;
  if(col<64){CS1=1,CS2=0;}
  else{CS1=0,CS2=1;col-=col;}
  for(i=0;i<y;i++)
  {
    wcmd_12864(0xB8+row+i);
        wcmd_12864(0x40+col);
        for(j=0;j<x;j++)
        wdat_12864(s[i*x+j]);
  }
}

void main()
{
  init_12864();
  delay(1);
  disp_12864(0,8,8,2,num8x16[2]);
  disp_12864(0,16,8,2,num8x16[0]);
  disp_12864(0,24,8,2,num8x16[1]);
  disp_12864(0,32,8,2,num8x16[2]);
  disp_12864(0,40,16,2,hz16x16[8]);
  disp_12864(0,56,8,2,num8x16[0]);
  disp_12864(0,64,8,2,num8x16[2]);
  disp_12864(0,72,8,2,num8x16[9]);
  disp_12864(0,88,8,2,num8x16[2]);
  disp_12864(0,96,8,2,num8x16[0]);
  disp_12864(0,104,8,2,hz16x16[7]);
  disp_12864(2,0,15,4,num15x32[1]);
  disp_12864(2,15,15,4,num15x32[2]);
  disp_12864(2,30,15,4,num15x32[10]);
  disp_12864(2,45,15,4,num15x32[0]);
  disp_12864(2,60,15,4,num15x32[0]);
  disp_12864(2,75,15,4,num15x32[10]);
  disp_12864(2,90,15,4,num15x32[0]);
  disp_12864(2,105,15,4,num15x32[0]);
  disp_12864(6,0,16,2,hz16x16[10]);
  disp_12864(6,16,16,2,hz16x16[11]);
  disp_12864(6,32,16,2,hz16x16[1]);
  while(1)
  {
    ;
  }
}