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標題: 51單片機負載平衡監控系統仿真+源程序+電路原理圖 [打印本頁]
作者: 51黑ff    時間: 2016-8-31 18:47
標題: 51單片機負載平衡監控系統仿真+源程序+電路原理圖

51單片機負載平衡監控系統仿真電路原理圖

51單片機負載平衡監控系統源程序如下：
  1. #include <AT89X52.h>

  3. unsigned char code SEGtable[]=
  4. {
  5.         0xc0,0xf9,0xa4,0xb0,0x99,0x92,0x82,0xf8,0x80,0x90,0x88,0x83,0xc6,0xa1,0x86,0x8e,0x00
  6. };

  8. sbit sw7 = P0 ^ 7;
  9. sbit sw6 = P0 ^ 6;
  10. sbit sw5 = P0 ^ 5;
  11. sbit sw4 = P0 ^ 4;
  12. sbit sw3 = P0 ^ 3;
  13. sbit sw2 = P0 ^ 2;
  14. sbit sw1 = P0 ^ 1;
  15. sbit sw0 = P0 ^ 0;

  17. sbit FMQ = P1 ^ 7;
  18. bit alarmflg = 0;
  19. unsigned RxByte = 0x00;
  20. unsigned char counter = 0;
  21. unsigned char Scounter,Lcounter;  //分別存放自己的水位狀態和遠方的水位狀態
  22. unsigned char FMcounter = 0x02;   //報警狀態參數

  24. void DelayFM(unsigned int x)  
  25. {
  26.          unsigned char t;
  27.         while(x--)
  28.         {
  29.                  for(t=0;t<120;t++);
  30.         }
  31. }
  32. //蜂鳴器驅動函數，參數為發聲聲調
  33. void FM(unsigned char x)
  34. {
  35.          unsigned char i;
  36.         for(i=0;i<100;i++)
  37.         {
  38.                  FMQ = ~FMQ;
  39.                 DelayFM(x);
  40.         }
  41.         FMQ = 0;
  42. }

  44. void Delayms(unsigned int MS)                     //延時ms函數            
  45. {
  46.         unsigned int i,j;
  47.         for( i=0;i<MS;i++)
  48.                 for(j=0;j<1141;j++);                                
  49. }
  50. void InitUART(void)
  51. {
  52.     TMOD = 0x20;     //9600bps
  53.     SCON = 0x50;
  54.     TH1 = 0xFD;
  55.     TL1 = TH1;
  56.     PCON = 0x00;
  57.     EA = 1;
  58.     ES = 1;
  59.     TR1 = 1;
  60. }
  61. void Send(unsigned char x)
  62. {
  63.   SBUF = x;
  64.   while(TI == 0);
  65.   TI = 0;
  66. }
  67. void Serial(void) interrupt 4 using 1
  68. {
  69.         unsigned char RxByte;
  70.         if(RI == 1)
  71.         {
  72.                 RxByte = SBUF;
  73.                 RI = 0;
  74.     P2 = RxByte;
  75.     switch(RxByte)
  76.     {
  77.       case 0x00: Lcounter = 0;break;
  78.       case 0xf9: Lcounter = 1;break;
  79.       case 0xa4: Lcounter = 2;break;
  80.       case 0xb0: Lcounter = 3;break;
  81.       case 0x99: Lcounter = 4;break;
  82.       case 0x92: Lcounter = 5;break;
  83.       case 0x82: Lcounter = 6;break;
  84.       case 0xF8: Lcounter = 7;break;
  85.       case 0x80: Lcounter = 8;break;
  86.       default:{};
  87.     }
  88.     if(Scounter > Lcounter)
  89.     {
  90.       if((Scounter - Lcounter) > 2)       //如果超過2%
  91.       {
  92.         FMcounter = Scounter - Lcounter;
  93.         alarmflg = 1;              //報警標志位
  94.       }
  95.       else
  96.       {
  97.         alarmflg = 0;
  98.       }
  99.     }
  100.     else
  101.     {
  102.       alarmflg = 0;     //清除
  103.     }
  104.         }        
  105. }
  106. main(void)
  107. {
  108.    InitUART();
  109.    while(1)
  110.    {
  111.      Delayms(100);  
  112.      P0 = 0xFF;
  113.      counter = 0;
  114.      counter = counter + (unsigned char)sw7;
  115.      counter = counter + (unsigned char)sw6;
  116.      counter = counter + (unsigned char)sw5;
  117.      counter = counter + (unsigned char)sw4;
  118.      counter = counter + (unsigned char)sw3;
  119.      counter = counter + (unsigned char)sw2;
  120.      counter = counter + (unsigned char)sw1;
  121.      counter = counter + (unsigned char)sw0;  //計算當前的負載
  122.      Scounter = counter;
  123.      Send(SEGtable[counter]);
  124.      if(alarmflg == 1)
  125.      {
  126.       FM(FMcounter);
  127.      }
  128.    }
  129. }
復制代碼




51單片機負載平衡監控系統仿真工程文件及所有資料下載：http://www.raoushi.com/bbs/dpj-54940-1.html




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