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標題: 單片機程序和仿真圖都沒有錯誤，仿真結果出不來，候車大廳人數檢測的 [打印本頁]
作者: 1923780622    時間: 2020-6-30 00:18
標題: 單片機程序和仿真圖都沒有錯誤，仿真結果出不來，候車大廳人數檢測的



  4. #include <reg52.h>
  5. #include <intrins.h>#define uchar unsigned char
  6. #define uint unsigned intuint count=0;
  7. uint sudu=0;
  8. uchar time;
  9. uint num;
  10. sbit beep = P3^7;
  11. sbit key1 = P3^5;
  12. sbit key2 = P3^6;
  13. uchar dat[4]={0,1,2,3};uchar table[10]={0xc0,0xf9,0xa4,0xb0,0x99,0x92,0x82,0xf8,0x80,0x90};
  14. void delayms(unsigned int x)
  15. {
  16. unsigned char j;
  17. while(x--)
  18. {
  19. for(j=0;j<123;j++){;}
  20. }
  21. }
  22. void display ()
  23. {
  24. uchar i,dis=0x7f;
  25. for(i=0;i<4;i++)
  26. {
  27. P1=~table[dat[i]];
  28. P0=dis;
  29. dis=(dis>>1)|0x80;
  30. delayms(1);
  31. }
  32. }
  33. void process(uint i)
  34. {
  35. dat[0]=num/10;
  36. dat[1]=num%10;
  37. dat[2]=i/10;
  38. dat[3]=i%10;}
  39. void keyClear(){
  40. if(key1==0)
  41. {
  42. delayms(10);
  43. if(key1==0)
  44. {
  45. count=0;
  46. }
  47. while(!key1)
  48. {
  49. process(count);
  50. display();
  51. };
  52. }
  53. }
  54. void keySet(){
  55. if(key2==0)
  56. {
  57. delayms(10);
  58. if(key2==0)
  59. {
  60. num++;
  61. }
  62. while(!key2)
  63. {
  64. process(count);
  65. display();
  66. };
  67. }
  68. }
  69. void BJ()
  70. {
  71. if(count>=num)
  72. beep=0;
  73. else
  74. beep=1;
  75. }
  76. void main()
  77. {
  78. ET0=1;
  79. IT0=1;
  80. EX0=1;
  81. EA=1;
  82. beep=1;
  83. num=10;
  84. while(1)
  85. {
  86. keyClear();
  87. keySet();
  88. BJ();
  89. process(count);
  90. display();
  91. }
  92. }
  93. void ex0(void) interrupt 0 using 0
  94. {
  95. count++;
  96. }
復制代碼

作者: man1234567    時間: 2020-7-1 08:22
傳說中的電腦壞了



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