//void delay(int i)                          延時
//void wcmd(uchar c)                         寫控制字
//void showchar(uchar pos,uchar c)           顯示單個字符（在pos位置上）
//void display(uchar pos,uchar *dispbuf)     顯示字符串（在pos位置上，以`結束）
//void load0()                               顯示初始化（每次顯示前必用，否則結果失真）
//void loadchar(uchar *str)                  加載字符
//void clr()                                 清屏

#include <string.h>
#define uint unsigned int
#define uchar unsigned char

sbit RS=P2^2;
sbit RW=P2^0;
sbit EN=P2^1;

char code table[]={" THE RESULT IS \0"};
char code table2[]={"input passwords:\0"};
char code table3[]={"oh yeah!that is\0"};
char code table4[]={"  incorrect!!!\0"};

void delay(int i)
{
  while(i--);
}

void wcmd(uchar c)
{
     P0=c;
     EN=0;
     RS=0;
     RW=0;
     delay(255);
     EN=1;
}
void writedata(uchar c)
{
    P0=c;
    RS=1;
    EN=0;
    RW=0;
    delay(255); 
    EN=1;
}
void showchar(uchar pos,uchar c)
  {
     uchar p;
   if(pos>=0x10)
    p=pos+0xb0;
   else
      p=pos+0x80;
    wcmd(p);
   writedata(c);
}
void loadchar(uchar *str)
  {
    uchar p,i;
    p=0x40;
    wcmd(p);
	for(i=0;i<32;i++) 
   writedata(str[i]);
}



void display(uchar pos,uchar *dispbuf) 
   {
        uchar i=0;
      while(dispbuf[i]!=0)
     {
      wcmd(0x80+i);
      showchar(pos+i,dispbuf[i]);
      i++;
    } 
   }
void clr()
{
wcmd(1);}
void load0()
{
 delay(255);
 wcmd(0x38);
 wcmd(0x38);
 wcmd(0x0c);
}