STC12单片机门禁系统源码

wu68aq · 发表于 2018-11-29 08:00

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STC12单片机门禁系统源码
7 P' U; }3 o: O5 p, m/ I

源程序：
#include "common.h"

#include "delay.h"
#include "keyscan.h"
#include "at24c02.h"
#include "lcd1602.h"
#include "buzzer_relay.h"
#include "timer.h"
#include "ds1302.h"

#define STATE_INPUT                1
#define STATE_CHECK                2
#define STATE_OPEN                3
#define STATE_SET             4
#define STATE_ERROR          5
#define STATE_CHECK_OLD       6
#define STATE_INPUT_NEW       7
#define STATE_INPUT_NEW_AGAIN  8
#define STATE_CHECK_NEW       9

#define STATE_AUTO          1
#define STATE_MANUAL          2

sbit hongwai = P1^0;

void init_all();

void auto_sys();
void pro();

void state_input();
void state_check();
void state_open();
void state_set();
void state_error();
void state_check_old();
void state_input_new();
void state_input_new_again();
void state_check_new();

uint8 password[6];
uint8 password_dis[] = "------";
uint8 data_buf[] = "123456";
uint8 time_dis_buf[] = "18:59:50";
uint8 error_count = 0;
uint8 sec_flag = 0;
uint8 relay_count = 0;
bit close_flag = 0;

uint8 state_pointer = 0;
uint8 all_pointer = 0;

void main()
{
      init_all();

      while(1)
      {
            DS1302BurstRead(time_buf);
            time_dis_buf[0] = time_buf[2]/10+'0';
            time_dis_buf[1] = time_buf[2]%10+'0';
            time_dis_buf[3] = time_buf[1]/10+'0';
            time_dis_buf[4] = time_buf[1]%10+'0';
            time_dis_buf[6] = time_buf[0]/10+'0';
            time_dis_buf[7] = time_buf[0]%10+'0';

            switch(all_pointer)
            {
                     case STATE_AUTO :       auto_sys();
                                                            break;
                     case STATE_MANUAL :       pro();
                                                            break;
                     default: break;
            }
      }
}

void init_all()
{
      buzzer_off();
      relay_off();
      Timer0Init();
      LCD1602_init();
      DS1302_Init();
      DS1302BurstRead(time_buf);
      DS1302BurstRead(time_buf);

//       at24c02_write(0x00,password[0]);
//       at24c02_write(0x01,password[1]);
//       at24c02_write(0x02,password[2]);
//       at24c02_write(0x03,password[3]);
//       at24c02_write(0x04,password[4]);
//       at24c02_write(0x05,password[5]);

      password[0] = at24c02_read(0x00);
      password[1] = at24c02_read(0x01);
      password[2] = at24c02_read(0x02);
      password[3] = at24c02_read(0x03);
      password[4] = at24c02_read(0x04);
      password[5] = at24c02_read(0x05);

delay_ms(5000);
      LCD1602_write(0x01, 0); //清除显示

      all_pointer = STATE_AUTO;
      state_pointer = STATE_INPUT;
}

void auto_sys()
{
      if(hongwai == 1)
      {
            relay_on();
            LCD1602_WriteString(0x80+0x40+5,"Please");
            LCD1602_WriteString(0x84,time_dis_buf);
      }
      if(hongwai == 0)
      {
            relay_off();
            LCD1602_WriteString(0x84,time_dis_buf);
      }
      if(( (time_buf[2] >= 0)&&(time_buf[2] < 7) )       ||( (time_buf[2] >= 19)&&(time_buf[2] <= 23) )  )
      {
            relay_off();
            LCD1602_write(0x01, 0); //清除显示
            LCD1602_WriteString(0x80,"Please input:");
            all_pointer = STATE_MANUAL;
      }

}

void pro()
{
      key_read();
      switch(state_pointer)
      {
            case STATE_INPUT:                      state_input();                      break;
            case STATE_CHECK:                      state_check();                      break;
            case STATE_OPEN:                      state_open();                         break;
            case STATE_SET:                      state_set();                         break;
            case STATE_ERROR:                      state_error();                break;
            case STATE_CHECK_OLD:                state_check_old(       );    break;
            case STATE_INPUT_NEW:                state_input_new(       );    break;
            case STATE_INPUT_NEW_AGAIN:       state_input_new_again();  break;
            case STATE_CHECK_NEW:          state_check_new();       break;
            default:break;
      }

      if( (time_buf[2] >= 7)&&(time_buf[2] < 19) )
      {
            LCD1602_write(0x01, 0); //清除显示
            all_pointer = STATE_AUTO;
      }
}

void state_input()
{
      LCD1602_WriteString(0x80+0x40,password_dis);
      if(key_use < 10)
      {
            if(key_count > 7)
            {
                     key_count = 0;
                     state_pointer = STATE_CHECK;
            }
            switch(key_count)
            {
                     case 1: password_dis[0] = key_use+'0';
                                    break;
                     case 2: password_dis[1] = key_use+'0';
                                    break;
                     case 3: password_dis[2] = key_use+'0';
                                    break;
                     case 4: password_dis[3] = key_use+'0';
                                    break;
                     case 5: password_dis[4] = key_use+'0';
                                    break;
                     case 6: password_dis[5] = key_use+'0';
                                    state_pointer = STATE_CHECK;
                                    break;
                     default:break;
            }
      }
      if(Exit_flag == 1)
      {
            Exit_flag = 0;
            password_dis[0] = '-'; password_dis[1] = '-'; password_dis[2] = '-';
            password_dis[3] = '-'; password_dis[4] = '-'; password_dis[5] = '-';
            key_count = 0;
      }
      if(key_use == 11)       //复位
      {
            password[0] = '1'; password[1] = '2'; password[2] = '3';
            password[3] = '4'; password[4] = '5'; password[5] = '6';
            password_dis[0] = '-'; password_dis[1] = '-'; password_dis[2] = '-';
            password_dis[3] = '-'; password_dis[4] = '-'; password_dis[5] = '-';

            at24c02_write(0x00,password[0]);
            at24c02_write(0x01,password[1]);
            at24c02_write(0x02,password[2]);
            at24c02_write(0x03,password[3]);
            at24c02_write(0x04,password[4]);
            at24c02_write(0x05,password[5]);

            key_count = 0;
            state_pointer = STATE_INPUT;
      }
      if( (key_use == 13) && (key_count == 0) ) //设置
      {
            key_use = 55;
            state_pointer = STATE_SET;
            LCD1602_write(0x01, 0); //清除显示
            LCD1602_WriteString(0x80,"Please input old");
      }
}

void state_check()
{
      key_count = 0;
      if(Exit_flag == 1)
      {
            Exit_flag = 0;
            password_dis[0] = '-'; password_dis[1] = '-'; password_dis[2] = '-';
            password_dis[3] = '-'; password_dis[4] = '-'; password_dis[5] = '-';
            key_count = 0;
            state_pointer = STATE_INPUT;
      }
      LCD1602_WriteString(0x80+0x40,password_dis);
      if(key_use == 10)             //OK
      {
            key_use = 55;
            if( (password_dis[0] == password[0])&&(password_dis[1] == password[1])&&(password_dis[2] == password[2])&&
                     (password_dis[3] == password[3])&&(password_dis[4] == password[4])&&(password_dis[5] == password[5]) )
            {
                     LCD1602_write(0x01, 0); //清除显示
                     state_pointer = STATE_OPEN;
                     sec_flag = 0;
            }
            else if( (password_dis[0] != password[0])||(password_dis[1] != password[1])||(password_dis[2] != password[2])||
                           (password_dis[3] != password[3])||(password_dis[4] != password[4])||(password_dis[5] != password[5]) )
            {
                     password_dis[0] = '-'; password_dis[1] = '-'; password_dis[2] = '-';
                     password_dis[3] = '-'; password_dis[4] = '-'; password_dis[5] = '-';

                     error_count++;

                     if(error_count <= 2)
                     {
                              state_pointer = STATE_INPUT;
                     }
                     if(error_count >= 3)
                     {
                              error_count = 0;
                              LCD1602_write(0x01, 0); //清除显示
                              state_pointer = STATE_ERROR;
                     }
            }
      }
}

void state_open()
{
      key_count = 0;
      Exit_flag = 0;
      if(close_flag == 1)
      {
            close_flag = 0;
            relay_off();
            password_dis[0] = '-'; password_dis[1] = '-'; password_dis[2] = '-';
            password_dis[3] = '-'; password_dis[4] = '-'; password_dis[5] = '-';
            LCD1602_write(0x01, 0); //清除显示
            LCD1602_WriteString(0x80,"Please input:");
            key_count = 0;
            state_pointer = STATE_INPUT;
      }
      else if(close_flag == 0)
      {
            relay_on();
            LCD1602_WriteString(0x84,"Welcome!");
            LCD1602_WriteString(0x81+0x40+4,"Please");
      }
}

void state_set()
{
      if(key_use < 10)
      {
            if(key_count > 7)
            {
                     key_count = 0;
                     state_pointer = STATE_CHECK_OLD;
            }
            switch(key_count)
            {
//                               case 0: password_dis[0] = key_use+'0'; break;
                     case 1: password_dis[0] = key_use+'0'; break;
                     case 2: password_dis[1] = key_use+'0'; break;
                     case 3: password_dis[2] = key_use+'0'; break;
                     case 4: password_dis[3] = key_use+'0'; break;
                     case 5: password_dis[4] = key_use+'0'; break;
                     case 6: password_dis[5] = key_use+'0';
                                    key_count = 0;
                                    state_pointer = STATE_CHECK_OLD;
                                    break;
                     default:break;
            }
      }
      if(Exit_flag == 1)
      {
            Exit_flag = 0;
            password_dis[0] = '-'; password_dis[1] = '-'; password_dis[2] = '-';
            password_dis[3] = '-'; password_dis[4] = '-'; password_dis[5] = '-';
            key_count = 0;
      }
      LCD1602_WriteString(0x80+0x40,password_dis);
}

void state_error()
{
      Exit_flag = 0;
      if(close_flag == 1)
      {
            close_flag = 0;
            buzzer_off();
            password_dis[0] = '-'; password_dis[1] = '-'; password_dis[2] = '-';
            password_dis[3] = '-'; password_dis[4] = '-'; password_dis[5] = '-';
            LCD1602_write(0x01, 0); //清除显示
            LCD1602_WriteString(0x80,"Please input:");
            state_pointer = STATE_INPUT;
      }
      else if(close_flag == 0)
      {
            buzzer_on();
            LCD1602_WriteString(0x85,"Error!");
      }
}

void state_check_old()
{
      key_count = 0;
      if(Exit_flag == 1)
      {
            Exit_flag = 0;
            password_dis[0] = '-'; password_dis[1] = '-'; password_dis[2] = '-';
            password_dis[3] = '-'; password_dis[4] = '-'; password_dis[5] = '-';
            key_count = 0;
            state_pointer = STATE_SET;
      }
      if(key_use == 10)             //OK
      {
            key_use = 55;
            if( (password_dis[0] == password[0])&&(password_dis[1] == password[1])&&(password_dis[2] == password[2])&&
                     (password_dis[3] == password[3])&&(password_dis[4] == password[4])&&(password_dis[5] == password[5]) )
            {
                     password_dis[0] = '-'; password_dis[1] = '-'; password_dis[2] = '-';
                     password_dis[3] = '-'; password_dis[4] = '-'; password_dis[5] = '-';
                     LCD1602_write(0x01, 0); //清除显示
                     LCD1602_WriteString(0x80,"Please input new");
                     state_pointer = STATE_INPUT_NEW;
            }
            else if( (password_dis[0] != password[0])||(password_dis[1] != password[1])||(password_dis[2] != password[2])||
                           (password_dis[3] != password[3])||(password_dis[4] != password[4])||(password_dis[5] != password[5]) )
            {
                     password_dis[0] = '-'; password_dis[1] = '-'; password_dis[2] = '-';
                     password_dis[3] = '-'; password_dis[4] = '-'; password_dis[5] = '-';

                     state_pointer = STATE_SET;
            }
      }
}

void state_input_new()
{
      LCD1602_WriteString(0x80+0x40,password_dis);
      if(key_use < 10)
      {
            switch(key_count)
            {
//                               case 0: password_dis[0] = key_use+'0'; break;
                     case 1: password_dis[0] = key_use+'0'; break;
                     case 2: password_dis[1] = key_use+'0'; break;
                     case 3: password_dis[2] = key_use+'0'; break;
                     case 4: password_dis[3] = key_use+'0'; break;
                     case 5: password_dis[4] = key_use+'0'; break;
                     case 6: password_dis[5] = key_use+'0';
                                    key_count = 0;
                                    data_buf[0] = password_dis[0]; data_buf[1] = password_dis[1]; data_buf[2] = password_dis[2];
                                    data_buf[3] = password_dis[3]; data_buf[4] = password_dis[4]; data_buf[5] = password_dis[5];
                                    password_dis[0] = '-'; password_dis[1] = '-'; password_dis[2] = '-';
                                    password_dis[3] = '-'; password_dis[4] = '-'; password_dis[5] = '-';
                                    LCD1602_write(0x01, 0); //清除显示
                                    LCD1602_WriteString(0x80,"Pleaset again:");
                                    state_pointer = STATE_INPUT_NEW_AGAIN;
                                    break;
                     default:break;
            }
      }
      if(Exit_flag == 1)
      {
            Exit_flag = 0;
            password_dis[0] = '-'; password_dis[1] = '-'; password_dis[2] = '-';
            password_dis[3] = '-'; password_dis[4] = '-'; password_dis[5] = '-';
            key_count = 0;
      }
}

void state_input_new_again()
{
      LCD1602_WriteString(0x80+0x40,password_dis);
      if(key_use < 10)
      {
            switch(key_count)
            {
                     case 1: password_dis[0] = key_use+'0'; break;
                     case 2: password_dis[1] = key_use+'0'; break;
                     case 3: password_dis[2] = key_use+'0'; break;
                     case 4: password_dis[3] = key_use+'0'; break;
                     case 5: password_dis[4] = key_use+'0'; break;
                     case 6: password_dis[5] = key_use+'0';
                                    key_count = 0;
                                    state_pointer = STATE_CHECK_NEW;
                                    break;
                     default:break;
            }
      }
      if(Exit_flag == 1)
      {
            Exit_flag = 0;
            password_dis[0] = '-'; password_dis[1] = '-'; password_dis[2] = '-';
            password_dis[3] = '-'; password_dis[4] = '-'; password_dis[5] = '-';
            key_count = 0;
      }
}

void state_check_new()
{
      Exit_flag = 0;
      if( (password_dis[0] == data_buf[0])&&(password_dis[1] == data_buf[1])&&(password_dis[2] == data_buf[2])&&
            (password_dis[3] == data_buf[3])&&(password_dis[4] == data_buf[4])&&(password_dis[5] == data_buf[5]) )
      {
            password[0] = password_dis[0]; password[1] = password_dis[1]; password[2] = password_dis[2];
            password[3] = password_dis[3]; password[4] = password_dis[4]; password[5] = password_dis[5];
            password_dis[0] = '-'; password_dis[1] = '-'; password_dis[2] = '-';
            password_dis[3] = '-'; password_dis[4] = '-'; password_dis[5] = '-';

            at24c02_write(0x00,password[0]);
            at24c02_write(0x01,password[1]);
            at24c02_write(0x02,password[2]);
            at24c02_write(0x03,password[3]);
            at24c02_write(0x04,password[4]);
            at24c02_write(0x05,password[5]);

            LCD1602_write(0x01, 0); //清除显示
            LCD1602_WriteString(0x80,"Please input:");
            state_pointer = STATE_INPUT;  // 设置完成
      }
      else if( (password_dis[0] != password[0])||(password_dis[1] != password[1])||(password_dis[2] != password[2])||
                  (password_dis[3] != password[3])||(password_dis[4] != password[4])||(password_dis[5] != password[5]) )
      {
            password_dis[0] = '-'; password_dis[1] = '-'; password_dis[2] = '-';
            password_dis[3] = '-'; password_dis[4] = '-'; password_dis[5] = '-';

            LCD1602_write(0x01, 0); //清除显示
            LCD1602_WriteString(0x80,"Please input:");
            state_pointer = STATE_SET;
      }
}

void timer0() interrupt 1
{
      TL0 = 0xE0;             //设置定时初值
      TH0 = 0xB1;             //设置定时初值
      if( (state_pointer == STATE_OPEN)||(state_pointer == STATE_ERROR) )
      {
            sec_flag++;
            if(sec_flag >= 50)
            {
                     sec_flag = 0;
                     relay_count++;
                     if(relay_count >=3)
                     {
                              relay_count = 0;
                              close_flag = 1;
                     }
            }
      }
}

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kinidrily · 发表于 2018-11-29 10:13

分享是美德，感谢lz.

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