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LCD12864音乐频谱显示器制作 带视频教程 源码 原理图等资料

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来一个Chinked-out工作室的优秀作品,今天给大家分享的是一个由LCD12864和51单片机做成的音乐频谱显示.所有制作资料均可从51黑电子论坛下载附件.

下面是视频教程:



电路原理图:


LCD12864音乐频谱的原件清单:

  
名称
  
数量
规格/型号
备注
万能板
1
8*12cm
双面板
单片机
1
STC15F2K32S2-DIP40
15F2K系列均可
40pIC座
1


12864液晶屏
1


20p排针母座

2.54mm间距

3.5mm耳机插座
1
Pj-317/PJ-318/Pj-325

4p排针
1
2.54mm间距

拨动开关
1


10k电阻
1
1/4W金属膜

10k可调电阻
1
立式

220uF电解电容
1


0.1u独石电容
1


3.5mm一分二音频线
1


3.5mm音频延长线
1
 
 
USB转TTL下载器
1
 
PL303或CH340

单片机源程序:
  1. #include <stdio.h>
  2. #include <math.h>
  3. #include "STC15F2K60S2.H"
  4. #include "INTRINS.H"
  5. #include <string.h>
  6. sbit Rest=P3^0;
  7. sbit    RS =P2^5;
  8. sbit    WRD=P2^6;
  9. sbit    E=  P2^7;
  10. sbit    PSB=P1^0;
  11. sbit    RES=P1^2;
  12. #define ADC_POWER   0x80            //ADC power control bit
  13. #define ADC_FLAG    0x10            //ADC complete flag
  14. #define ADC_START   0x08            //ADC start control bit
  15. #define ADC_SPEEDLL 0x00            //420 clocks
  16. #define ADC_SPEEDL  0x20            //280 clocks
  17. #define ADC_SPEEDH  0x40            //140 clocks
  18. #define ADC_SPEEDHH 0x60            //70 clocks                                             
  19. #define Process_sensitivity                4                           
  20. struct compx
  21. {
  22.         float real;
  23.         float imag;
  24. };
  25. struct compx ADC_buf[65];
  26. data struct compx temp;
  27. code float iw[64]=
  28. {
  29.          1.0000, 0     , 0.9952,-0.0980, 0.9808,-0.1951, 0.9569,-0.2903,
  30.          0.9239,-0.3827, 0.8819,-0.4714, 0.8315,-0.5556, 0.7730,-0.6344,
  31.          0.7071,-0.7071, 0.6344,-0.7730, 0.5556,-0.8315, 0.4714,-0.8819,
  32.          0.3827,-0.9239, 0.2903,-0.9569, 0.1951,-0.9808, 0.0980,-0.9952,
  33.          0.0   ,-1.0000,-0.0980,-0.9952,-0.1951,-0.9808,-0.2903, 0.9569,
  34.         -0.3827,-0.9239,-0.4714,-0.8819,-0.5556,-0.8315,-0.6344,-0.7730,
  35.         -0.7071,-0.7071,-0.7730,-0.6344,-0.8315,-0.5556,-0.8819,-0.4714,
  36.         -0.9239,-0.3827,-0.9569,-0.2903,-0.9808,-0.1951,-0.9952,-0.0980
  37. };
  38. unsigned char code LED_table2[65][64]={
  39. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  40. 0xfe,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  41. 0xfe,0xfe,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  42. 0xfe,0xfe,0xfe,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  43. 0xfe,0xfe,0xfe,0xfe,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  44. 0xfe,0xfe,0xfe,0xfe,0xfe,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  45. 0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  46. 0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  47. 0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  48. 0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  49. 0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  50. 0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  51. 0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  52. 0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  53. 0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  54. 0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  55. 0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  56. 0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  57. 0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  58. 0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  59. 0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  60. 0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  61. 0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
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  93. 0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  94. 0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  95. 0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  96. 0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  97. 0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0x00,0x00,0x00,0x00,0x00,0x00,
  98. 0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0x00,0x00,0x00,0x00,0x00,
  99. 0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0x00,0x00,0x00,0x00,
  100. 0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0x00,0x00,0x00,
  101. 0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0x00,0x00,
  102. 0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0x00,
  103. 0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,

  104. };

  105. unsigned char xdata pic2[64][16]=
  106. {
  107. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  108. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  109. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  110. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  111. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  112. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  113. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  114. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  115. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  116. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  117. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  118. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  119. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  120. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  121. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  122. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  123. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  124. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  125. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  126. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  127. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  128. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  129. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  130. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  131. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  132. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  133. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  134. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  135. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  136. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  137. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  138. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  139. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  140. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  141. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  142. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  143. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  144. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  145. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  146. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  147. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  148. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  149. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  150. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  151. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  152. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  153. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  154. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  155. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  156. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  157. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  158. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  159. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  160. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  161. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  162. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  163. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  164. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  165. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  166. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  167. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  168. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  169. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  170. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  171. };
  172. unsigned char idata refreshflag[16];        
  173. unsigned char idata LEDBuf[16];        
  174. unsigned char idata LED_out[16];
  175. unsigned char vv[16], vvd[16];
  176. float  tempOUTADC_buf[16];
  177. void TransferData(char data1,bit DI);
  178. void DisplayGraphic();
  179. void DelayXus(unsigned char n);
  180. void Init12864(void);
  181. unsigned int  GetADCResult10(unsigned char  ch);
  182. void processfft(void);
  183. void initfft(void);
  184. void InitADC();
  185. void Init(void);
  186. void Fill_up0();
  187. void Fill_up1();

  188. unsigned char idata Mode=0; tmp_Max=32;        

  189. void    main(void)
  190. {
  191.         unsigned char idata i;
  192.         InitADC();
  193.         initfft();
  194.         Init12864();         
  195.         DisplayGraphic();
  196.         Init();
  197.                 while(1)
  198.                 {
  199.                         if(Rest==0)IAP_CONTR=0x60;
  200.                         
  201.                         for(i=0;i<65;i++)
  202.                         {  
  203.                                 ADC_buf[i].real=GetADCResult10(7);         
  204.                         }
  205.                                 processfft();
  206.                         DisplayGraphic();
  207.                 }
  208. }
  209. void Fill_up0()
  210. {
  211.         unsigned char idata i,j;

  212.         for(i=0;i<16;i++)
  213.         {
  214.                 for(j=0;j<32;j++)
  215.                 {
  216.                         pic2[63-j][i]=LED_table2[LEDBuf[i]][j/2];        
  217.                 }
  218.         }
  219. }
  220. void Fill_up1()
  221. {
  222.         unsigned char idata i,j;

  223.         for(i=0;i<16;i++)
  224.         {
  225.                 for(j=0;j<64;j++)
  226.                 {
  227.                         pic2[63-j][i]=LED_table2[LEDBuf[i]][j/3];        
  228.                 }
  229.         }
  230. }
  231. void Init12864(void)           
  232. {
  233.         DelayXus(40);            
  234.         PSB=1;                 
  235.         DelayXus(1);              
  236.         RES=0;               
  237.         DelayXus(1);              
  238.         RES=1;                 
  239.         DelayXus(10);        
  240.         TransferData(0x36,0);  
  241.         DelayXus(100);            
  242.         TransferData(0x36,0);  
  243.         DelayXus(37);            
  244.         TransferData(0x3E,0);  
  245.         DelayXus(100);            
  246.         TransferData(0x01,0);  
  247.         DelayXus(100);            
  248. }

  249. void    TransferData(unsigned char data1,bit DI)  //????????,?DI=0?,????,?DI=1,????.
  250. {
  251.         WRD=0;
  252.         RS=DI;
  253.         DelayXus(24);
  254.         P0=data1;
  255.         E=1;
  256.         DelayXus(24);
  257.         E=0;
  258. }

  259. void DisplayGraphic()
  260. {

  261.    unsigned char idata i,j;

  262.    for(i=0;i<32;i++)           
  263.     {
  264.       TransferData((0x80 + i),0);
  265.       TransferData(0x80,0);      
  266.       for(j=0;j<16;j++)
  267.        {
  268.          TransferData(pic2[i][j],1);
  269.        }
  270.     }

  271.    for(i=0;i<32;i++)              
  272.     {
  273.       TransferData((0x80 + i),0);
  274.       TransferData(0x88,0);      
  275.       for(j=0;j<16;j++)
  276.        {
  277.         TransferData(pic2[i+32][j],1);
  278.        }
  279.     }
  280. }

  281. void DelayXus(unsigned char idata n)
  282. {
  283.     while (n--)
  284.     {
  285.         _nop_();
  286.         _nop_();
  287.                 _nop_();
  288.         _nop_();
  289.     }
  290. }

  291. unsigned int  GetADCResult10(unsigned char  ch)
  292. {
  293.     ADC_CONTR = ADC_POWER | ADC_SPEEDHH | ch | ADC_START;
  294.     _nop_();                        
  295.     _nop_();
  296.     _nop_();
  297.     _nop_();
  298.     while (!(ADC_CONTR & ADC_FLAG));
  299.     ADC_CONTR &= ~ADC_FLAG;         
  300.     return (ADC_RES<<2+ADC_RESL);               
  301. }
  302. void initfft(void)
  303. {
  304.         unsigned char i;
  305.         for(i=0;i<16;i++){
  306.                 refreshflag[i]=0;
  307.                 vv[i]= 0;
  308.                 vvd[i]= 0;
  309.         }
  310. }
  311. void ee(struct compx b1,unsigned char data b2)
  312. {
  313.         temp.real=b1.real*iw[2*b2]-b1.imag*iw[2*b2+1];
  314.         temp.imag=b1.real*iw[2*b2+1]+b1.imag*iw[2*b2];
  315. }

  316. unsigned int mypow(unsigned char data nbottom,unsigned char data ntop)
  317. {
  318.     unsigned int data result=1;
  319.     unsigned char data t;   
  320.     for(t=0;t<ntop;t++)result*=nbottom;
  321.     return result;
  322. }
  323. void fft(struct compx *xin,unsigned char data N)
  324. {
  325.         unsigned char data  fftnum,i,j,k,l,m,n,disbuff,dispos,dissec;
  326.         data struct compx t;
  327.         fftnum=N;                        
  328.         for(m=1;(fftnum=fftnum/2)!=1;m++);
  329.         for(k=0;k<=N-1;k++){               
  330.                 n=k;
  331.                 j=0;
  332.                 for(i=m;i>0;i--){            
  333.                         j=j+((n%2)<<(i-1));
  334.                         n=n/2;
  335.                 }
  336.                 if(k<j){t=xin[1+j];xin[1+j]=xin[1+k];xin[1+k]=t;}
  337.         }  
  338.         for(l=1;l<=m;l++){               
  339.                 disbuff=mypow(2,l);         
  340.                 dispos=disbuff/2;            
  341.                 for(j=1;j<=dispos;j++){
  342.                         for(i=j;i<N;i=i+disbuff){
  343.                                 dissec=i+dispos;     
  344.                                 ee(xin[dissec],(unsigned int)(j-1)*(unsigned int)N/disbuff);
  345.                                 t=temp;
  346.                                 xin[dissec].real=xin[i].real-t.real;
  347.                                 xin[dissec].imag=xin[i].imag-t.imag;
  348.                                 xin[i].real=xin[i].real+t.real;
  349.                                 xin[i].imag=xin[i].imag+t.imag;
  350.                         }
  351.                 }
  352.         }
  353. }
  354. void processfft(void)
  355. {
  356.     unsigned char data pt=0,tmp,i,p,p1,p2;
  357.     for(pt=0;pt<65;pt++){
  358.         ADC_buf[pt].imag=0;              
  359.     }
  360.     fft(ADC_buf,64);                     
  361.          
  362.     for(pt=2,i=0;pt<34;pt+=2){                                      
  363.         tempOUTADC_buf[i++] = sqrt(ADC_buf[pt].real*ADC_buf[pt].real+ADC_buf[pt].imag*ADC_buf[pt].imag);//????
  364.     }

  365.         for(i=0,pt=15;i<16;i++,pt--)
  366.         {
  367.          tmp = ((unsigned char)tempOUTADC_buf[i]) >> Process_sensitivity;

  368. if(tmp<=1)tmp=0;      
  369. if(tmp>p)
  370. {
  371. p1=(tmp-p);
  372. if(p1>3)
  373. {
  374. p2=(p1-3);
  375. tmp=(tmp-p2);
  376. p=tmp;
  377. }
  378. }
  379. if(tmp<p)
  380. {
  381. p1=(p-tmp);
  382. if(p1>3)
  383. {
  384. p2=(p1-3);
  385. tmp=(tmp+p2);
  386. p=tmp;
  387. }
  388. }
  389.                 if(refreshflag[i] <= tmp)
  390.                 {        
  391.                         refreshflag[i] = tmp;
  392.                 }else
  393.                 {
  394.                          if(refreshflag[i]>0)refreshflag[i]--;        
  395.                         tmp = refreshflag[i];
  396.                 }
  397.                 if(tmp>tmp_Max)tmp = tmp_Max;                                                                 
  398.                    LEDBuf[i] = tmp;
  399.         }



  400. …………余下代码请下载附件…………
复制代码

工作室交流讨论群:231931086  

重要提示:原理图中,音频信号输入部分并未画出耳机插座,这是因为,实际使用的耳机插座封装不尽相同。有些功放发烧友甚至直接使用音频线,因此原理图中,只画出原理。实物中,任意一声道连接到单片机IO口即可。音频源必须与单片机系统共地。

程序下载时,IRC频率选择24Mhz,其他设置不需要做改动。如图所示:



制作资料下载:
12864频谱资料包.zip (146.43 KB, 下载次数: 283)



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收藏收藏16 分享淘帖 顶 踩
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14#
ID:1066888 发表于 2023-4-10 10:57 | 只看该作者
这个芯片不熟悉,可以移植到STM32系列芯片去吗?
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13#
ID:1066888 发表于 2023-4-10 10:51 | 只看该作者
谢谢楼主分享,就是看源代码没有备注,有点吃力的。
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12#
ID:447463 发表于 2022-11-28 21:51 | 只看该作者
你好楼主你的12864音乐频谱仪可以改造成驱动LED显示吗
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11#
ID:34149 发表于 2022-11-22 16:16 | 只看该作者
实在是牛B啊。。。。
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10#
ID:229502 发表于 2022-11-22 12:12 | 只看该作者
谢谢楼主分享,学学如何整到功放上
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9#
ID:517951 发表于 2020-11-15 13:58 | 只看该作者
谢谢楼主分享,,hei有你更精彩!!积累黑币之后来下载
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8#
ID:93672 发表于 2018-11-17 15:56 | 只看该作者
学习学习
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7#
ID:234782 发表于 2018-4-27 19:48 | 只看该作者
看你贴的程序没什么注释啊
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6#
ID:314246 发表于 2018-4-24 09:45 | 只看该作者
以前做过LED的,用的是LM3914,现在学习单片机,研究一下这个,谢谢分享
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5#
ID:308578 发表于 2018-4-17 11:56 | 只看该作者
本帖程序生成代码时如下错误,请指导。
Build target 'Target 1'
compiling 6.c...
6.C(474): error C249: 'DATA': SEGMENT TOO LARGE
Target not created
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地板
ID:276675 发表于 2018-2-5 02:20 | 只看该作者
看看,试试
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板凳
ID:205887 发表于 2017-5-29 16:53 | 只看该作者
看看能不能用
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沙发
ID:112693 发表于 2017-3-24 11:33 | 只看该作者
沙发
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楼主
ID:183006 发表于 2017-3-24 10:23 | 只看该作者
看看,我下载,51黑有你更精彩。
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