passkey.lst

这是一个电子密码锁,有25个按键分为数字键和功能键 二层密码保护功能.可以进行密码的设置,密码存在EEPROM里.

C51 COMPILER V7.06   PASSKEY                                                               04/16/2007 17:54:48 PAGE 1   


C51 COMPILER V7.06, COMPILATION OF MODULE PASSKEY
OBJECT MODULE PLACED IN PASSKEY.OBJ
COMPILER INVOKED BY: C:\Keil_v2\C51\BIN\C51.EXE PASSKEY.c OPTIMIZE(4,SPEED) DEBUG OBJECTEXTEND

stmt level    source

   1          #include<reg51.h>
   2          #include<intrins.h>
   3          #define uchar unsigned char
   4          #define uint  unsigned int
   5          sfr  p0=0x80;
   6          sfr  p3=0xb0;
   7          sfr  p1=0x90;
   8          sbit EE_CLK=P1^1;
   9          sbit EE_SDA=P1^2;
  10          sbit P07=p0^7;
  11          sbit P37=p3^7;
  12          sbit P13=p1^3;
  13          sbit P14=p1^4;
  14          sbit P15=p1^5;
  15          sbit P16=p1^6;
  16          sbit P17=p1^7;             
  17          sbit P30=p3^0;          //密码成功显示LED驱动口
  18          sbit P31=p3^1;          //密码失败显示LED驱动口
  19          sbit P32=p3^2;
  20          sbit P33=p3^3;
  21          sbit P34=p3^4;
  22          sbit P35=p3^5;
  23          sbit p36=p3^6;
  24          sbit TB=SCON^3;
  25          unsigned char code dispdata[]={0x46,0x30,0x24,0x79,0x21,0x02,0x12,0x19,   // 0--F的编码
  26                                        0x06,0x10,0x00,0x78,0x0e,0x03,0x40,0x08};                                                                                                                          
  27          
  28          unsigned char code psword[6]={0x79,0x24,0x30,0x19,0x12,0x02};  //第三层密码为："123456"；