void LED_P6x8Char(unsigned char x,unsigned char y,unsigned char ch)
{
   unsigned char c=0,i=0,j=0;     
     
  c =ch-32;
  if(x>122)
  {
    x=0;
    y++;
  }
  LED_Set_Pos(x,y);    
  for(i=0;i<6;i++)
  {     
    LED_WrDat(F6x8[c][i]);  
  }
}

void LED_P6x8Str(unsigned char x,unsigned char y,char ch[])
{
int   c=0,i=0,j=0;      
  while (ch[j]!='\0')
  {    
    c =ch[j]-32;
    if(x>126)
    {
      x=1;
      y++;
    }
    LED_Set_Pos(x,y);    
    for(i=0;i<6;i++)
    {     
      LED_WrDat(F6x8[c][i]);  
    }
    x+=6;
    j++;
  }
}
LED_P6x8Str(1,0,"");