password.c

液晶屏显示程序

/*#include	<reg52.h>
#include	<ctype.h>
#include	<stdlib.h>
#include	<stdio.h>
#include	<math.h>
#include    <intrins.h>
#include    "function.h"
#include    "val.h"
unsigned char password_set[4],password[4];
extern bit up_bit,down_bit,enter_bit;
bit pass_bit;
extern bit master_bit,clr_bit,dis_pass_bit;
extern bit speed_set_bit;
extern unsigned char set_password; 

void display_password(void)
{
    unsigned char a[3],b[3];
	 bit k,l,m,n;
//第一行
   display_line(0,0,&(master_one));//第二行
   display_l_word(2,0,mi_code);
//   display_l_word(2,16,dao_code);
//   display_l_word(2,32,she_code);
   display_l_word(2,48,ma_code);
//   display_r_word(2,48,mm_code);
	if(set_password==1) {
      flash_r_byte(2,0,maohao_code);
		if(down_bit){
		down_bit=0;
		set_password=6;}
       a[0]=password[0];
		 a[1]=password[1];
		 a[2]=password[2];
		 a[3]=password[3];}
   else display_r_byte(2,0,maohao_code);
   if(set_password==2)  {     
        flash_r_byte(2,16,&(number_code[a[0]*16]));
        if(up_bit&&(a[0]<9))  {
		      up_bit=0;
		      a[0]=a[0]+1;}
        if(down_bit&&(b[0]>0))  {
		      down_bit=0;
		      a[0]=a[0]-1;}
		  if(enter_bit)   {
		  enter_bit=0;
		  password[0]=a[0];
		  set_password=3;}
		 }
     else display_r_byte(2,16,&(number_code[password[0]*16]));
   if(set_password==3)  {     
        flash_r_byte(2,24,&(number_code[a[1]*16]));
        if(up_bit&&(a[1]<9))  {
		      up_bit=0;
		      a[1]=a[1]+1;}
        if(down_bit&&(a[1]>0))  {
		      down_bit=0;
		      a[1]=a[1]-1;}
		  if(enter_bit)   {
		  enter_bit=0;
		  password[1]=a[1];
		  set_password=4;}
		 }
     else display_r_byte(2,24,&(number_code[password[1]*16]));
   if(set_password==4)  {     
        flash_r_byte(2,32,&(number_code[a[2]*16]));
        if(up_bit&&(a[2]<9))  {
		      up_bit=0;
		      a[2]=a[2]+1;}
        if(down_bit&&(a[2]>0))  {
		      down_bit=0;
		      a[2]=a[2]-1;}
		  if(enter_bit)   {
		  enter_bit=0;
		  password[2]=a[2];
		  set_password=5;}
		 }
     else display_r_byte(2,32,&(number_code[password[2]*16]));
   if(set_password==5)  {     
        flash_r_byte(2,40,&(number_code[a[3]*16]));
        if(up_bit&&(a[3]<9))  {
		      up_bit=0;
		      a[3]=a[3]+1;}
        if(down_bit&&(a[2]>0))  {
		      down_bit=0;
		      a[3]=a[3]-1;}
		  if(enter_bit)   {
		  enter_bit=0;
		  password[3]=a[3];
       if((password[0]==0)&&(password[1]==0)&&(password[2]=0)&&(password[3]=0)){
             password_set[0]=0;
             password_set[1]=0;
             password_set[2]=0;
             password_set[3]=0;
				 set_password=6;}
		    if(password[0]==password_set[0])       k=1;
          if(password[1]==password_set[1])       l=1;
		    if(password[2]==password_set[2])       m=1;
          if(password[3]==password_set[3])       n=1;
			 if(k==1&&l==1&&m==1&&n==1){
			    k=0;
			    l=0;
			    m=0;
			    n=0;
			    pass_bit=1;
             password[0]=0;
             password[1]=0;
             password[2]=0;
             password[3]=0;
			    dis_pass_bit=0;
			    set_password=0;
		       clr_bit=1;
		       speed_set_bit=1;}
  		    else {
			    k=0;
			    l=0;
			    m=0;
			    n=0;
			    pass_bit=0;
             password[0]=0;
             password[1]=0;
             password[2]=0;
             password[3]=0;
			    dis_pass_bit=0;
			    set_password=0;
		       clr_bit=1;
		       master_bit=1;}
			 }
		 }
     else display_r_byte(2,40,&(number_code[password[3]*16]));
//第三行
   display_l_word(4,0,she_code);
   display_l_word(4,16,zhi_code);
   display_l_word(4,32,mi_code);
   display_l_word(4,48,ma_code);
//   display_r_word(2,48,mm_code);
  if((password_set[0]==0)&&(password_set[1]==0)&&(password_set[2]=0)&&(password_set[3]=0)){
	if(set_password==6) {
      flash_r_byte(4,0,maohao_code);
		if(up_bit){
		up_bit=0;
		set_password=1;}
       b[0]=password_set[0];
		 b[1]=password_set[1];
		 b[2]=password_set[2];
		 b[3]=password_set[3];}
   else display_r_byte(4,0,maohao_code);
   if(set_password==7)  {     
        flash_r_byte(4,16,&(number_code[b[0]*16]));
        if(up_bit&&(b[0]<9))  {
		      up_bit=0;
		      b[0]=b[0]+1;}
        if(down_bit&&(b[0]>0))  {
		      down_bit=0;
		      b[0]=b[0]-1;}
		  if(enter_bit)   {
		  enter_bit=0;
		  password_set[0]=b[0];
		  set_password=8;}
		 }
     else display_r_byte(4,16,&(number_code[8*16]));
   if(set_password==8)  {     
        flash_r_byte(4,24,&(number_code[b[1]*16]));
        if(up_bit&&(b[1]<9))  {
		      up_bit=0;
		      b[1]=b[1]+1;}
        if(down_bit&&(b[1]>0))  {
		      down_bit=0;
		      b[1]=b[1]-1;}
		  if(enter_bit)   {
		  enter_bit=0;
		  password_set[1]=b[1];
		  set_password=9;}
		 }
     else display_r_byte(4,24,&(number_code[8*16]));
   if(set_password==9)  {     
        flash_r_byte(4,32,&(number_code[b[2]*16]));
        if(up_bit&&(b[2]<9))  {
		      up_bit=0;
		      b[2]=b[2]+1;}
        if(down_bit&&(b[2]>0))  {
		      down_bit=0;
		      b[2]=b[2]-1;}
		  if(enter_bit)   {
		  enter_bit=0;
		  password_set[2]=b[2];
		  set_password=10;}
		 }
     else display_r_byte(4,32,&(number_code[8*16]));
   if(set_password==10)  {     
        flash_r_byte(4,40,&(number_code[b[3]*16]));
        if(up_bit&&(b[3]<9))  {
		      up_bit=0;
		      b[3]=b[3]+1;}
        if(down_bit&&(b[2]>0))  {
		      down_bit=0;
		      b[3]=b[3]-1;}
		  if(enter_bit)   {
		  enter_bit=0;
		  password_set[3]=b[3];
		  set_password=11;}
		 }
     else display_r_byte(4,40,&(number_code[8*16]));
	  }
	  

}*/