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標(biāo)題: LCD12864音樂頻譜顯示器制作 帶視頻教程 源碼 原理圖等資料 [打印本頁]
作者: 51hei小胡    時(shí)間: 2017-3-24 04:41
標(biāo)題: LCD12864音樂頻譜顯示器制作 帶視頻教程 源碼 原理圖等資料
來一個(gè)Chinked-out工作室的優(yōu)秀作品，今天給大家分享的是一個(gè)由LCD12864和51單片機(jī)做成的音樂頻譜顯示.所有制作資料均可從51黑電子論壇下載附件.

下面是視頻教程：
http://v.youku.com/v_show/id_XMTUwNzMwMjQ3Ng==.html


電路原理圖：


LCD12864音樂頻譜的原件清單：

  
名稱
  
數(shù)量
規(guī)格/型號(hào)
備注
萬能板
1
8*12cm
雙面板
單片機(jī)
1
STC15F2K32S2-DIP40
15F2K系列均可
40pIC座
1


12864液晶屏
1


20p排針母座

2.54mm間距

3.5mm耳機(jī)插座
1
Pj-317/PJ-318/Pj-325

4p排針
1
2.54mm間距

撥動(dòng)開關(guān)
1


10k電阻
1
1/4W金屬膜

10k可調(diào)電阻
1
立式

220uF電解電容
1


0.1u獨(dú)石電容
1


3.5mm一分二音頻線
1


3.5mm音頻延長(zhǎng)線
1
　
　
USB轉(zhuǎn)TTL下載器
1
　
PL303或CH340

單片機(jī)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,
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  92. 0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0xfe,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  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,

  105. };

  107. unsigned char xdata pic2[64][16]=
  108. {
  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. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  172. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  173. };
  174. unsigned char idata refreshflag[16];        
  175. unsigned char idata LEDBuf[16];        
  176. unsigned char idata LED_out[16];
  177. unsigned char vv[16], vvd[16];
  178. float  tempOUTADC_buf[16];
  179. void TransferData(char data1,bit DI);
  180. void DisplayGraphic();
  181. void DelayXus(unsigned char n);
  182. void Init12864(void);
  183. unsigned int  GetADCResult10(unsigned char  ch);
  184. void processfft(void);
  185. void initfft(void);
  186. void InitADC();
  187. void Init(void);
  188. void Fill_up0();
  189. void Fill_up1();

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

  193. void    main(void)
  194. {
  195.         unsigned char idata i;
  196.         InitADC();
  197.         initfft();
  198.         Init12864();         
  199.         DisplayGraphic();
  200.         Init();
  201.                 while(1)
  202.                 {
  203.                         if(Rest==0)IAP_CONTR=0x60;
  204.                         
  205.                         for(i=0;i<65;i++)
  206.                         {  
  207.                                 ADC_buf[i].real=GetADCResult10(7);         
  208.                         }
  209.                                 processfft();
  210.                         DisplayGraphic();
  211.                 }
  212. }
  213. void Fill_up0()
  214. {
  215.         unsigned char idata i,j;

  217.         for(i=0;i<16;i++)
  218.         {
  219.                 for(j=0;j<32;j++)
  220.                 {
  221.                         pic2[63-j][i]=LED_table2[LEDBuf[i]][j/2];        
  222.                 }
  223.         }
  224. }
  225. void Fill_up1()
  226. {
  227.         unsigned char idata i,j;

  229.         for(i=0;i<16;i++)
  230.         {
  231.                 for(j=0;j<64;j++)
  232.                 {
  233.                         pic2[63-j][i]=LED_table2[LEDBuf[i]][j/3];        
  234.                 }
  235.         }
  236. }
  237. void Init12864(void)           
  238. {
  239.         DelayXus(40);            
  240.         PSB=1;                 
  241.         DelayXus(1);              
  242.         RES=0;               
  243.         DelayXus(1);              
  244.         RES=1;                 
  245.         DelayXus(10);        
  246.         TransferData(0x36,0);  
  247.         DelayXus(100);            
  248.         TransferData(0x36,0);  
  249.         DelayXus(37);            
  250.         TransferData(0x3E,0);  
  251.         DelayXus(100);            
  252.         TransferData(0x01,0);  
  253.         DelayXus(100);            
  254. }

  256. void    TransferData(unsigned char data1,bit DI)  //????????,?DI=0?,????,?DI=1,????.
  257. {
  258.         WRD=0;
  259.         RS=DI;
  260.         DelayXus(24);
  261.         P0=data1;
  262.         E=1;
  263.         DelayXus(24);
  264.         E=0;
  265. }

  267. void DisplayGraphic()
  268. {

  270.    unsigned char idata i,j;

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

  282.    for(i=0;i<32;i++)              
  283.     {
  284.       TransferData((0x80 + i),0);
  285.       TransferData(0x88,0);      
  286.       for(j=0;j<16;j++)
  287.        {
  288.         TransferData(pic2[i+32][j],1);
  289.        }
  290.     }
  291. }

  293. void DelayXus(unsigned char idata n)
  294. {
  295.     while (n--)
  296.     {
  297.         _nop_();
  298.         _nop_();
  299.                 _nop_();
  300.         _nop_();
  301.     }
  302. }

  304. unsigned int  GetADCResult10(unsigned char  ch)
  305. {
  306.     ADC_CONTR = ADC_POWER | ADC_SPEEDHH | ch | ADC_START;
  307.     _nop_();                        
  308.     _nop_();
  309.     _nop_();
  310.     _nop_();
  311.     while (!(ADC_CONTR & ADC_FLAG));
  312.     ADC_CONTR &= ~ADC_FLAG;         
  313.     return (ADC_RES<<2+ADC_RESL);               
  314. }
  315. void initfft(void)
  316. {
  317.         unsigned char i;
  318.         for(i=0;i<16;i++){
  319.                 refreshflag[i]=0;
  320.                 vv[i]= 0;
  321.                 vvd[i]= 0;
  322.         }
  323. }
  324. void ee(struct compx b1,unsigned char data b2)
  325. {
  326.         temp.real=b1.real*iw[2*b2]-b1.imag*iw[2*b2+1];
  327.         temp.imag=b1.real*iw[2*b2+1]+b1.imag*iw[2*b2];
  328. }

  330. unsigned int mypow(unsigned char data nbottom,unsigned char data ntop)
  331. {
  332.     unsigned int data result=1;
  333.     unsigned char data t;   
  334.     for(t=0;t<ntop;t++)result*=nbottom;
  335.     return result;
  336. }
  337. void fft(struct compx *xin,unsigned char data N)
  338. {
  339.         unsigned char data  fftnum,i,j,k,l,m,n,disbuff,dispos,dissec;
  340.         data struct compx t;
  341.         fftnum=N;                        
  342.         for(m=1;(fftnum=fftnum/2)!=1;m++);
  343.         for(k=0;k<=N-1;k++){               
  344.                 n=k;
  345.                 j=0;
  346.                 for(i=m;i>0;i--){            
  347.                         j=j+((n%2)<<(i-1));
  348.                         n=n/2;
  349.                 }
  350.                 if(k<j){t=xin[1+j];xin[1+j]=xin[1+k];xin[1+k]=t;}
  351.         }  
  352.         for(l=1;l<=m;l++){               
  353.                 disbuff=mypow(2,l);         
  354.                 dispos=disbuff/2;            
  355.                 for(j=1;j<=dispos;j++){
  356.                         for(i=j;i<N;i=i+disbuff){
  357.                                 dissec=i+dispos;     
  358.                                 ee(xin[dissec],(unsigned int)(j-1)*(unsigned int)N/disbuff);
  359.                                 t=temp;
  360.                                 xin[dissec].real=xin[i].real-t.real;
  361.                                 xin[dissec].imag=xin[i].imag-t.imag;
  362.                                 xin[i].real=xin[i].real+t.real;
  363.                                 xin[i].imag=xin[i].imag+t.imag;
  364.                         }
  365.                 }
  366.         }
  367. }
  368. void processfft(void)
  369. {
  370.     unsigned char data pt=0,tmp,i,p,p1,p2;
  371.     for(pt=0;pt<65;pt++){
  372.         ADC_buf[pt].imag=0;              
  373.     }
  374.     fft(ADC_buf,64);                     
  375.          
  376.     for(pt=2,i=0;pt<34;pt+=2){                                      
  377.         tempOUTADC_buf[i++] = sqrt(ADC_buf[pt].real*ADC_buf[pt].real+ADC_buf[pt].imag*ADC_buf[pt].imag);//????
  378.     }

  380.         for(i=0,pt=15;i<16;i++,pt--)
  381.         {
  382.          tmp = ((unsigned char)tempOUTADC_buf[i]) >> Process_sensitivity;

  384. if(tmp<=1)tmp=0;      
  385. if(tmp>p)
  386. {
  387. p1=(tmp-p);
  388. if(p1>3)
  389. {
  390. p2=(p1-3);
  391. tmp=(tmp-p2);
  392. p=tmp;
  393. }
  394. }
  395. if(tmp<p)
  396. {
  397. p1=(p-tmp);
  398. if(p1>3)
  399. {
  400. p2=(p1-3);
  401. tmp=(tmp+p2);
  402. p=tmp;
  403. }
  404. }
  405.                 if(refreshflag[i] <= tmp)
  406.                 {        
  407.                         refreshflag[i] = tmp;
  408.                 }else
  409.                 {
  410.                          if(refreshflag[i]>0)refreshflag[i]--;        
  411.                         tmp = refreshflag[i];
  412.                 }
  413.                 if(tmp>tmp_Max)tmp = tmp_Max;                                                                 
  414.                    LEDBuf[i] = tmp;
  415.         }



  419. …………余下代碼請(qǐng)下載附件…………
復(fù)制代碼

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重要提示：原理圖中，音頻信號(hào)輸入部分并未畫出耳機(jī)插座，這是因?yàn)椋瑢?shí)際使用的耳機(jī)插座封裝不盡相同。有些功放發(fā)燒友甚至直接使用音頻線，因此原理圖中，只畫出原理。實(shí)物中，任意一聲道連接到單片機(jī)IO口即可。音頻源必須與單片機(jī)系統(tǒng)共地。

程序下載時(shí)，IRC頻率選擇24Mhz，其他設(shè)置不需要做改動(dòng)。如圖所示：



制作資料下載：
12864頻譜資料包.zip (146.43 KB, 下載次數(shù): 290)



作者: maroonpu    時(shí)間: 2017-3-24 10:23
看看，我下載，51黑有你更精彩。
作者: dragon19790000    時(shí)間: 2017-3-24 11:33
沙發(fā)
作者: ssp7812    時(shí)間: 2017-5-29 16:53
看看能不能用
作者: liuzongwu5822    時(shí)間: 2018-2-5 02:20
看看，試試
作者: ufo123456    時(shí)間: 2018-4-17 11:56
本帖程序生成代碼時(shí)如下錯(cuò)誤，請(qǐng)指導(dǎo)。
Build target 'Target 1'
compiling 6.c...
6.C(474): error C249: 'DATA': SEGMENT TOO LARGE
Target not created
作者: lrkeji1982    時(shí)間: 2018-4-24 09:45
以前做過LED的，用的是LM3914,現(xiàn)在學(xué)習(xí)單片機(jī)，研究一下這個(gè)，謝謝分享
作者: yulin3192    時(shí)間: 2018-4-27 19:48
看你貼的程序沒什么注釋啊
作者: 快樂516    時(shí)間: 2018-11-17 15:56
學(xué)習(xí)學(xué)習(xí)
作者: rayin    時(shí)間: 2020-11-15 13:58
謝謝樓主分享，，hei有你更精彩！！積累黑幣之后來下載
作者: huangjingjie    時(shí)間: 2022-11-22 12:12
謝謝樓主分享，學(xué)學(xué)如何整到功放上
作者: dyx811    時(shí)間: 2022-11-22 16:16
實(shí)在是牛B啊。。。。
作者: 電子保險(xiǎn)    時(shí)間: 2022-11-28 21:51
你好樓主你的12864音樂頻譜儀可以改造成驅(qū)動(dòng)LED顯示嗎
作者: 許玩童    時(shí)間: 2023-4-10 10:51
謝謝樓主分享，就是看源代碼沒有備注，有點(diǎn)吃力的。
作者: 許玩童    時(shí)間: 2023-4-10 10:57
這個(gè)芯片不熟悉，可以移植到STM32系列芯片去嗎？



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