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標題: 模擬花樣廣告燈顯示實驗 [打印本頁]
作者: liuda    時間: 2015-1-21 23:10
標題: 模擬花樣廣告燈顯示實驗
是用51hei單片機開發板 電路圖詳見：http://www.raoushi.com/f/51hei-5.pdf   p1口上面接8個燈.

  2. #include<reg52.h>
  3. #define uchar unsigned char
  4. #define uint unsigned int
  5. uchar code LED1[]={0x7f,0xbf,0xdf,0xef,0xf7,0xfb,0xfd,0xfe};
  6. uchar code LED2[]={0xfe,0xfd,0xfb,0xf7,0xef,0xdf,0xbf,0x7f};
  7. uchar code LED3[]={0x7e,0xbd,0xdb,0xe7,0xe7,0xdb,0xbd,0x7e};
  8. uchar code LED4[]={0x7f,0x3f,0x1f,0x0f,0x07,0x03,0x01,0x00};
  9. uchar code LED5[]={0xfe,0xfc,0xf8,0xf0,0xe0,0xc0,0x80,0x00};
  10. //============
  11. void delay(unsigned int k)
  12. {
  13. unsigned int i,j;
  14. for(i=0;i<k;i++){
  15. for(j=0;j<121;j++)
  16. {;}}
  17. }
  18. //====================
  19. void main(void)
  20. {uchar cnt;
  21. while(1)
  22. {
  23. for(cnt=0;cnt<8;cnt++)
  24. {P1=LED1[cnt];
  25. delay(200);}
  26. //=======
  27. for(cnt=0;cnt<8;cnt++)
  28. {P1=LED2[cnt];
  29. delay(200);}
  30. //===========
  31. for(cnt=0;cnt<8;cnt++)
  32. {P1=LED3[cnt];
  33. delay(200);}
  34. //==========
  35. for(cnt=0;cnt<8;cnt++)
  36. {P1=LED4[cnt];
  37. delay(200);}
  38. //=========
  39. for(cnt=0;cnt<8;cnt++)
  40. {P1=LED5[cnt];
  41. delay(200);}
  42.     }
  43. }
復制代碼







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