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標(biāo)題: 單片機(jī)模擬電梯運(yùn)行的源程序帶詳細(xì)注釋 [打印本頁]

作者: 苦修 時間: 2023-1-4 11:19
標(biāo)題: 單片機(jī)模擬電梯運(yùn)行的源程序帶詳細(xì)注釋
#include <reg51.h>                //調(diào)用單片機(jī)頭文件
#define uchar unsigned char  //無符號字符型宏定義       變量范圍0~255
#define uint  unsigned int       //無符號整型宏定義       變量范圍0~65535

//數(shù)碼管段選定義 0    1 2 3          4          5       6       7       8          9
uchar code smg_du[]={0xc0,0xf9,0xa4,0xb0,0x99,0x92,0x82,0xf8,0x80,0x90,
//                                        A       B       C       D          E F       不顯示
                                       0x88,0x83,0xc6,0xa1,0x86,0x8e,0xff};       //斷碼

uchar dis_smg[8] = {0xc0,0xf9,0xa4,0xb0,0x99,0x92,0x82,0xf8};

bit flag_100ms,flag_1s;
bit flag_stop = 1; //用做到了相應(yīng)的樓停下

sbit beep  = P3^7;
sbit xia = P3^6;
sbit zhong = P3^5;
sbit shang = P3^4;

uchar value2;

sbit led1 = P0^0;       //8個發(fā)光二極管定義
sbit led2 = P0^1;
sbit led3 = P0^2;
sbit led4 = P0^3;
sbit led5 = P0^4;
sbit led6 = P0^5;
sbit led7 = P0^6;
sbit led8 = P0^7;

uchar dt_1;  //1樓電梯標(biāo)志位
uchar dt_2;  //2樓電梯標(biāo)志位
uchar dt_3;  //3樓電梯標(biāo)志位
uchar dt_4;  //4樓電梯標(biāo)志位
uchar dt_5;  //5樓電梯標(biāo)志位
uchar dt_6;  //6樓電梯標(biāo)志位
uchar dt_7;  //7樓電梯標(biāo)志位
uchar dt_8;  //8樓電梯標(biāo)志位

uchar dt_value = 1;  //電梯到哪一層的變量
uchar dt_s_x ; //電梯上下的標(biāo)志位

/****************獨(dú)立按鍵處理函數(shù)************************/

#define key_io P2
uchar key_can;

void key()
{
      static uchar key_new = 0,key_old = 0,key_value = 0;
      key_io = 0xff;
      if(key_new == 0)                //按鍵松開
      {
            if((key_io & 0xff) == 0xff)
                     key_value ++;
            else
                     key_value = 0;
            if(key_value >= 5)       //按鍵松開松手檢測
            {
                     key_value = 0;
                     key_new = 1;       //按鍵松開后進(jìn)入等待按鍵狀態(tài)
            }
      }
      else
      {
            if((key_io & 0xff) != 0xff)       //按鍵按下
                     key_value ++;
            else
                     key_value =0;
            if(key_value >= 5)       //按鍵按下消抖
            {
                     key_value = 0;
                     key_new = 0;          //按鍵松開后進(jìn)入等待松開按鍵狀態(tài)
            }
      }
      key_can = 20;
      if((key_new == 0) && (key_old == 1))
      {
            switch(key_io)
            {
                     case 0xfe: key_can = 1; break;       //得到按鍵值
                     case 0xfd: key_can = 2; break;       //得到按鍵值
                     case 0xfb: key_can = 3; break;       //得到按鍵值
                     case 0xf7: key_can = 4; break;       //得到按鍵值
                     case 0xef: key_can = 5; break;       //得到按鍵值
                     case 0xdf: key_can = 6; break;       //得到按鍵值
                     case 0xbf: key_can = 7; break;       //得到按鍵值
                     case 0x7f: key_can = 8; break;       //得到按鍵值
            }
//             dis_smg[0] = smg_du[key_can];
      }
      key_old = key_new;
}

void key_with()
{
      if(key_can == 1)
      {
            led1 = 0;       //點(diǎn)亮發(fā)光二極管
            dt_1 = 1;       //
      }
      if(key_can == 2)
      {
            led2 = 0;       //點(diǎn)亮發(fā)光二極管
            dt_2 = 1;
      }
      if(key_can == 3)
      {
            led3 = 0;       //點(diǎn)亮發(fā)光二極管
            dt_3 = 1;
      }
      if(key_can == 4)
      {
            led4 = 0;       //點(diǎn)亮發(fā)光二極管
            dt_4 = 1;
      }
      if(key_can == 5)
      {
            led5 = 0;       //點(diǎn)亮發(fā)光二極管
            dt_5 = 1;
      }
      if(key_can == 6)
      {
            led6 = 0;       //點(diǎn)亮發(fā)光二極管
            dt_6 = 1;
      }
      if(key_can == 7)
      {
            led7 = 0;
            dt_7 = 1;
      }
      if(key_can == 8)
      {
            led8 = 0;
            dt_8 = 1;
      }
}
/*********************當(dāng)電梯不動時、判斷是向上、還是向下**********************/
void tiandi_shang_xia()
{
      static uchar value;
      if(dt_s_x == 0)
      {
            flag_stop = 1;
            if(dt_value == 1)       //電梯在第1層停下不走了
            {
                     value = dt_2 + dt_3 + dt_4 + dt_5 + dt_6 + dt_7 + dt_8;
                     if(value != 0)
                     {
                              dt_s_x = 1; //電梯向上
                              shang = 0;       //顯示上
                              zhong = 0;
                              xia = 1;
                     }
            }
            if(dt_value == 2)       //電梯在第2層停下不走了
            {
                     value = dt_3 + dt_4 + dt_5 + dt_6 + dt_7 + dt_8;
                     if(value != 0)
                     {
                              dt_s_x = 1; //電梯向上走
                              shang = 0;       //顯示上
                              zhong = 0;
                              xia = 1;
                     }
                     value = dt_1;
                     if(value != 0)
                     {
                              dt_s_x = 2; //電梯向下走
                              xia = 0;       //顯示下
                              zhong = 0;
                              shang = 1;
                     }
            }
            if(dt_value == 3)       //電梯在第3層停下不走了
            {
                     value = dt_4 + dt_5 + dt_6 + dt_7 + dt_8;
                     if(value != 0)
                     {
                              dt_s_x = 1; //電梯向上走
                              shang = 0;       //顯示上
                              zhong = 0;
                              xia = 1;
                     }
                     value = dt_1 + dt_2;
                     if(value != 0)
                     {
                              dt_s_x = 2; //電梯向下走
                              xia = 0;       //顯示下
                              zhong = 0;
                              shang = 1;

                     }
            }
            if(dt_value == 4)       //電梯在第4層停下不走了
            {
                     value = + dt_5 + dt_6 + dt_7 + dt_8;
                     if(value != 0)
                     {
                              dt_s_x = 1; //電梯向上走
                              shang = 0;       //顯示上
                              zhong = 0;
                              xia = 1;
                     }
                     value = dt_1 + dt_2 + dt_3;
                     if(value != 0)
                     {
                              dt_s_x = 2; //電梯向下走
                              xia = 0;       //顯示下
                              zhong = 0;
                              shang = 1;
                     }
            }
            if(dt_value == 5)       //電梯在第5層停下不走了
            {
                     value = dt_6 + dt_7 + dt_8;
                     if(value != 0)
                     {
                              dt_s_x = 1; //電梯向上走
                              shang = 0;       //顯示上
                              zhong = 0;
                              xia = 1;
                     }
                     value = dt_1 + dt_2 + dt_3 + dt_4;
                     if(value != 0)
                     {
                              dt_s_x = 2; //電梯向下走
                              xia = 0;       //顯示下
                              zhong = 0;
                              shang = 1;
                     }
            }
            if(dt_value == 6)       //電梯在第5層停下不走了
            {
                     value =  dt_7 + dt_8;
                     if(value != 0)
                     {
                              dt_s_x = 1; //電梯向上走
                              shang = 0;       //顯示上
                              zhong = 0;
                              xia = 1;
                     }
                     value = dt_1 + dt_2 + dt_3 + dt_4 + dt_5;
                     if(value != 0)
                     {
                              dt_s_x = 2; //電梯向下走
                              xia = 0;       //顯示下
                              zhong = 0;
                              shang = 1;
                     }
            }
            if(dt_value == 7)       //電梯在第5層停下不走了
            {
                     value = dt_8;
                     if(value != 0)
                     {
                              dt_s_x = 1; //電梯向上走
                              shang = 0;       //顯示上
                              zhong = 0;
                              xia = 1;
                     }
                     value = dt_1 + dt_2 + dt_3 + dt_4 + dt_5 + dt_6;
                     if(value != 0)
                     {
                              dt_s_x = 2; //電梯向下走
                              xia = 0;       //顯示下
                              zhong = 0;
                              shang = 1;
                     }
            }
            if(dt_value == 8)       //電梯在第5層停下不走了
            {
                     value = dt_8;
                     if(value != 0)
                     {
                              dt_s_x = 1; //電梯向上走
                              shang = 0;       //顯示上
                              zhong = 0;
                              xia = 1;
                     }
                     value = dt_1 + dt_2 + dt_3 + dt_4 + dt_5 + dt_6;
                     if(value != 0)
                     {
                              dt_s_x = 2; //電梯向下走
                              xia = 0;       //顯示下
                              zhong = 0;
                              shang = 1;
                     }
            }
      }
}

/****************電梯向上、做最后的判斷是否還要繼續(xù)向上****************/
void dt_shang_guan()
{
      uchar value;
      if(dt_s_x == 1) //電梯向上  做最后的判斷是否還要繼續(xù)向上
      {
            if(dt_value == 1)       //在第1層
            {
                     value = dt_2 + dt_3 + dt_4 + dt_5 + dt_6 + dt_7 + dt_8;
                     if(value == 0)       //說明上面沒有人按下
                     {
                              dt_s_x = 0;  //電梯停下不動了
                              shang = 1;             //關(guān)閉上字
                              zhong = 1;
                     }else
                              flag_stop = 1;
            }
            else if(dt_value == 2)       //在第2層
            {
                     value = dt_3 + dt_4 + dt_5 + dt_6 + dt_7 + dt_8;
                     if(value == 0)       //說明上面沒有人按下
                     {
                              dt_s_x = 0;  //電梯停下不動了
                              shang = 1;             //關(guān)閉上字
                              zhong = 1;
                     }else
                              flag_stop = 1;
            }
            else if(dt_value == 3)       //在第3層
            {
                     value = dt_4 + dt_5 + dt_6 + dt_7 + dt_8;
                     if(value == 0)       //說明上面沒有人按下
                     {
                              dt_s_x = 0;  //電梯停下不動了
                              shang = 1;             //關(guān)閉上字
                              zhong = 1;
                     }else
                              flag_stop = 1;
            }
            else if(dt_value == 4)       //在第4層
            {
                     value = dt_5 + dt_6 + dt_7 + dt_8;
                     if(value == 0)       //說明上面沒有人按下
                     {
                              dt_s_x = 0;  //電梯停下不動了
                              shang = 1;             //關(guān)閉上字
                              zhong = 1;
                     }else
                              flag_stop = 1;
            }
            else if(dt_value == 5)       //在第5層
            {
                     value = dt_6 + dt_7 + dt_8;
                     if(value == 0)       //說明上面沒有人按下
                     {
                              dt_s_x = 0;  //電梯停下不動了
                              shang = 1;             //關(guān)閉上字
                              zhong = 1;
                     }else
                              flag_stop = 1;
            }
            else if(dt_value == 6)       //在第6層
            {
                     value = dt_7 + dt_8;
                     if(value == 0)       //說明上面沒有人按下
         {
                              dt_s_x = 0;  //電梯停下不動了
                              shang = 1;             //關(guān)閉上字
                              zhong = 1;
                     }else
                              flag_stop = 1;
            }
            else if(dt_value == 7)       //在第7層
            {
                     value = dt_8;
                     if(value == 0)       //說明上面沒有人按下
                     {
                              dt_s_x = 0;  //電梯停下不動了
                              shang = 1;             //關(guān)閉上字
                              zhong = 1;
                     }else
                              flag_stop = 1;
            }
            else if(dt_value == 8)       //在第8層
            {
                     dt_s_x = 0;  //電梯停下不動了
                     shang = 1;             //關(guān)閉上字
                     zhong = 1;
            }
      }
}

/****************電梯向下、做最后的判斷是否還要繼續(xù)向下****************/
void dt_xia_guan()
{
      uchar value;
      if(dt_s_x == 2) //電梯向下  做最后的判斷是否還要繼續(xù)向下
      {
            if(dt_value == 1)       //在第1層
            {
                     dt_s_x = 0;  //電梯停下不動了
                     xia = 1;             //關(guān)閉上字
                     zhong = 1;
                     flag_stop = 1;
            }
            else if(dt_value == 2)       //在第2層
            {
                     value = dt_1;
                     if(value == 0)       //說明上面沒有人按下
                     {
                              dt_s_x = 0;  //電梯停下不動了
                              xia = 1;             //關(guān)閉上字
                              zhong = 1;
                     }else
                              flag_stop = 1;
            }
            else if(dt_value == 3)       //在第3層
            {
                     value = dt_1 + dt_2;
                     if(value == 0)       //說明上面沒有人按下
                     {
                              dt_s_x = 0;  //電梯停下不動了
                              xia = 1;             //關(guān)閉上字
                              zhong = 1;
                     }else
                              flag_stop = 1;
            }
            else if(dt_value == 4)       //在第4層
            {
                     value = dt_1 + dt_2 + dt_3;
                     if(value == 0)       //說明上面沒有人按下
                     {
                              dt_s_x = 0;  //電梯停下不動了
                              xia = 1;             //關(guān)閉上字
                              zhong = 1;
                     }else
                              flag_stop = 1;
            }
            else if(dt_value == 5)       //在第5層
            {
                     value = dt_1 + dt_2 + dt_3 + dt_4;
                     if(value == 0)       //說明上面沒有人按下
                     {
                              dt_s_x = 0;  //電梯停下不動了
                              xia = 1;             //關(guān)閉上字
                              zhong = 1;
                     }else
                              flag_stop = 1;
            }
            else if(dt_value == 6)       //在第6層
            {
                     value = dt_1 + dt_2 + dt_3 + dt_4 + dt_5;
                     if(value == 0)       //說明上面沒有人按下
         {
                              dt_s_x = 0;  //電梯停下不動了
                              xia = 1;             //關(guān)閉上字
                              zhong = 1;
                     }else
                              flag_stop = 1;
            }
            else if(dt_value == 7)       //在第7層
            {
                     value = dt_1 + dt_2 + dt_3 + dt_4 + dt_5+ dt_6;
                     if(value == 0)       //說明上面沒有人按下
                     {
                              dt_s_x = 0;  //電梯停下不動了
                              xia = 1;             //關(guān)閉上字
                              zhong = 1;
                     }else
                              flag_stop = 1;
            }
            else if(dt_value == 8)       //在第8層
            {
                     value = dt_1 + dt_2 + dt_3 + dt_4 + dt_5 + dt_6 + dt_7;
                     if(value == 0)       //說明上面沒有人按下
                     {
                              dt_s_x = 0;  //電梯停下不動了
                              xia = 1;             //關(guān)閉上字
                              zhong = 1;
                     }else
                              flag_stop = 1;


            }
      }
}

/***********************電梯處理函數(shù)************************/
void td_dis()
{
      uchar value,value1;
      value = dt_1 + dt_2 + dt_3 + dt_4 + dt_5 + dt_6 + dt_7 + dt_8;
      if(value != 0)
      {                //100ms
            if(flag_stop == 1)       //到相應(yīng)的樓了  要停下
            {
/***************************向上走電梯***********************************/
                     if(dt_s_x != 0)                //向上走電梯
                     {
                              value1 ++;
                              if(value1 >= 10)  //1s
                              {
                                    value1 = 0;
                                    if(dt_s_x == 1)                //向上走電梯
                                    {
                                             dt_value ++;
                                             shang = 0;             //顯示上字
                                             zhong = 0;
                                    }
                                    if(dt_s_x == 2)                //向下走電梯
                                    {
                                             dt_value --;
                                             xia = 0;             //顯示下字
                                             zhong = 0;
                                    }
                                    if(dt_value == 1)          //當(dāng)?shù)搅说谝粚拥臅r候
                                    {
                                             if(dt_1 == 1)
                                             {
                                                      led1 = 1;                //關(guān)閉第一層發(fā)光二極管
                                                      dt_1 = 0;       //清零電機(jī)在的標(biāo)志
                                                      flag_stop = 0; //到停下
                                                      beep = 0;       //打開蜂鳴器
                                             }
                                    }
                                    else if(dt_value == 2)          //當(dāng)?shù)搅说诙䦟拥臅r候
                                    {
                                             if(dt_2 == 1)
                                             {
                                                      led2 = 1;                //關(guān)閉第二層發(fā)光二極管
                                                      dt_2 = 0;       //清零電機(jī)在的標(biāo)志
                                                      flag_stop = 0; //到停下
                                                      beep = 0;       //打開蜂鳴器
                                             }
                                    }
                                    else if(dt_value == 3)          //當(dāng)?shù)搅说?層的時候
                                    {
                                             if(dt_3 == 1)
                                             {
                                                      led3 = 1;                //關(guān)閉第3層發(fā)光二極管
                                                      dt_3 = 0;       //清零電機(jī)在的標(biāo)志
                                                      flag_stop = 0; //到停下
                                                      beep = 0;       //打開蜂鳴器
                                             }
                                    }
                                    else if(dt_value == 4)          //當(dāng)?shù)搅说?層的時候
                                    {
                                             if(dt_4 == 1)
                                             {
                                                      led4 = 1;                //關(guān)閉第4層發(fā)光二極管
                                                      dt_4 = 0;       //清零電機(jī)在的標(biāo)志
                                                      flag_stop = 0; //到停下
                                                      beep = 0;       //打開蜂鳴器
                                             }
                                    }
                                    else if(dt_value == 5)          //當(dāng)?shù)搅说?層的時候
                                    {
                                             if(dt_5 == 1)
                                             {
                                                      led5 = 1;                //關(guān)閉第5層發(fā)光二極管
                                                      dt_5 = 0;       //清零電機(jī)在的標(biāo)志
                                                      flag_stop = 0; //到停下
                                                      beep = 0;       //打開蜂鳴器
                                             }
                                    }
                                    else if(dt_value == 6)          //當(dāng)?shù)搅说?層的時候
                                    {
                                             if(dt_6 == 1)
                                             {
                                                      led6 = 1;                //關(guān)閉第6層發(fā)光二極管
                                                      dt_6 = 0;       //清零電機(jī)在的標(biāo)志
                                                      flag_stop = 0; //到停下
                                                      beep = 0;       //打開蜂鳴器
                                             }
                                    }
                                    else if(dt_value == 7)          //當(dāng)?shù)搅说?層的時候
                                    {
                                             if(dt_7 == 1)
                                             {
                                                      led7 = 1;                //關(guān)閉第7層發(fā)光二極管
                                                      dt_7 = 0;       //清零電機(jī)在的標(biāo)志
                                                      flag_stop = 0; //到停下
                                                      beep = 0;       //打開蜂鳴器
                                             }
                                    }
                                    else if(dt_value == 8)          //當(dāng)?shù)搅说?層的時候
                                    {
                                             if(dt_8 == 1)
                                             {
                                                      led8 = 1;                //關(guān)閉第8層發(fā)光二極管
                                                      dt_8 = 0;       //清零電機(jī)在的標(biāo)志
                                                      flag_stop = 0; //到停下
                                                      beep = 0;       //打開蜂鳴器
                                             }
                                    }
                              }
                     }
            }
      }
      if(flag_stop == 0)
      {
//                      flag_stop = 1;
//                      value1 = 0;
            value2 ++;
            if(value2 % 3 == 0)
            {
                     if(dt_s_x == 1)          //上
                     {
                              shang = ~shang;
                              zhong = ~zhong;
                     }
                     if(dt_s_x == 2)          //下
                     {
                              zhong = ~zhong;
                              xia = ~xia;
                     }
            }
            if(value2 >= 10) //1.0s
            {
                     beep = 1;  //關(guān)閉蜂鳴器
            }
            if(value2 >= 20)
            {
                     value2 = 0;
                     dt_shang_guan();  //電梯向上  做最后的判斷是否還要繼續(xù)向上
                     dt_xia_guan();       //電梯向下  做最后的判斷是否還要繼續(xù)向下

            }
      }
}

/*************定時器0初始化程序***************/
void time_init()
{
      EA = 1;                //開總中斷
      TMOD = 0X01;       //定時器0、工作方式1
      ET0  = 1;                //開定時器0中斷
      TR0  = 1;                //允許定時器0定時
}

/******************主程序**********************/
void main()
{
      dis_smg[0] = smg_du[1];
      time_init();
      while(1)
      {
            key();                //按鍵程序
            if(key_can < 20)
            {
                     if(dt_s_x == 0)
                     {
                              value2 = 0;
                              flag_stop = 1;
                     }
                     key_with();
            }
            tiandi_shang_xia();       //當(dāng)電梯不動時、判斷是向上、還是向下
            dis_smg[0] = smg_du[dt_value];       //顯示
            P1 = ~dis_smg[0];
            if(flag_100ms  == 1)
            {
                     flag_100ms = 0;
                     td_dis();                //電梯處理函數(shù)
            }
      }
}

/*************定時器0中斷服務(wù)程序***************/
void time0_int() interrupt 1
{
      static uchar value;
      TH0 = 0x3c;
      TL0 = 0xb0;    // 50ms
      value ++;
      if(value % 4 == 0)
      {
            flag_100ms = 1 ;
      }
}

屏幕截圖 2023-01-04 111759.png (119.07 KB, 下載次數(shù): 83)

原理圖

模擬電梯keil程序.7z

21.34 KB, 下載次數(shù): 16, 下載積分: 黑幣 -5

keil程序

電梯文檔.doc

280.65 KB, 下載次數(shù): 12, 下載積分: 黑幣 -5

作者: peng123789 時間: 2025-5-10 14:43
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