STM32

求助，当伸手党，有没有CS5532 24位ADC芯片驱动程序

2020-01-10 19:45发布

站内问答 / STM32/STM8
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求助，当伸手党，有没有CS5532 ADC芯片驱动程序。有的话，留一份，非常感谢。
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OurWay
1楼-- · 2020-01-10 23:36
很早以前写过一个，请无视英文注解，呵呵，供参考。

  1. //The program for CS5532-ASZ
  2. //This is a 24bit ADC and PGIA
  3. //Made by OurWay and 2006/03/21

  5. //#include <reg51.h>
  6. //#include <intrins.h>

  8. //根据实际情况定义
  9. //sbit SDI5532 = P2^1;
  10. //sbit SDO5532 = P2^2;
  11. //sbit CLK5532 = P2^3;
  12. //sbit CS5532 = P2^0;

  14. //sbit ACC7 = ACC^7;
  15. //sbit ACC0 = ACC^0;

  17. //#define BYTE unsigned char
  18. //#define WORD unsigned int
  19. #define Adjust5532Run 0
  20. #define ReadSADC5532Run 1
  21. #define ReadMADC5532Run 1

  23. //The ADC results varibles define
  24. struct{
  25.           unsigned char top;
  26.           unsigned char high;
  27.           unsigned char mid;
  28.           unsigned char low;
  29.          }
  30. RegDat;

  32. //The CS5532-ASZ comm define
  33. #define RegRead     0x08
  34. #define RegWrite 0x00

  36. //=== Offset Register ===
  37. #define OffsetRS 0x09

  39. //=== Gain Register ===
  40. #define GainRS 0x0a

  42. //=== Configuration Register ===
  43. #define ConfigWrite 0x03  //write config
  44. #define ConfigRead 0x0b  //read config

  46. #define PSS 0x80        //Power Save Select
  47. #define PDW 0x40       //Power Down Mode
  48. #define RS     0x20        //Reset System
  49. #define RV     0x10          //Reset Valid
  50. #define IS     0x08         //Input Short
  51. #define GB     0x04       //Guard Signal Bit
  52. #define VRS 0x02       //Voltage Reference Select(Ref>2.5V,VRS=0)
  53. #define A1     0x01
  54. #define A0     0x80
  55. #define OLS 0x40
  56. #define OGS 0x10
  57. #define FRS 0x08


  60. //=== Channel Setup Register ===
  61. #define SetupCH1 0x05
  62. #define SetupCH2 0x15

  64. //Channel Select Bits
  65. #define CH1 0x00   //CS1=0,CS0=0
  66. #define CH2 0x40   //CS1=0,CS0=1
  67. //Gain Bits
  68. #define Gain1     0x00
  69. #define Gain2     0x08
  70. #define Gain4     0x10
  71. #define Gain8     0x18
  72. #define Gain16 0x20
  73. #define Gain32 0x28
  74. #define Gain64 0x30

  76. //=== Converter mode ===
  77. #define SingleC 0x80
  78. #define ContinC 0xC0
  79. #define Setup1 0x00
  80. #define Setup2 0x08
  81. #define Setup3 0x10
  82. #define Setup4 0x18
  83. #define Setup5 0x20
  84. #define Setup6 0x28
  85. #define Setup7 0x30
  86. #define Setup8 0x38

  88. //The data(8bit) form MCU to CS5532
  89. void SendByte5532(unsigned char Dat)
  90.        {
  91.         unsigned char i;
  92.         CLK5532 = 0;
  93.         for(i=8;i>0;i--)
  94.            {
  95.             SDI5532=(bit)(Dat & 0x80);
  96.             CLK5532=1;
  97.              _nop_();_nop_();
  98.              _nop_();_nop_();
  99.             CLK5532=0;
  100.              _nop_();_nop_();
  101.              _nop_();_nop_();
  102.             Dat = Dat<<1;
  103.            }
  104.         SDI5532 = 1;
  105.        }

  107. //The Setup CS5532's register
  108. void WriteReg5532(BYTE command,BYTE low,BYTE mid,BYTE high,BYTE top)
  109.        {
  110.         CS5532 = 0;
  111.         SendByte5532(command);
  112.         SendByte5532(low);
  113.         SendByte5532(mid);
  114.         SendByte5532(high);
  115.         SendByte5532(top);
  116.         CS5532 = 1;
  117.        }

  119. //The data(8bit) form CS5532 to MCU
  120. unsigned char ReceiveByte5532(void)
  121.        {
  122.         unsigned char i;
  123.         ACC=0;
  124.         for(i=8;i>0;i--)
  125.            {
  126.             ACC=ACC<<1;
  127.             ACC0=SDO5532;
  128.             CLK5532=1;
  129.              _nop_();_nop_();
  130.              _nop_();_nop_();
  131.             CLK5532=0;
  132.              _nop_();_nop_();
  133.              _nop_();_nop_();
  134.            }
  135.          return(ACC);
  136.        }

  138. //Receive ADC signal data form CS5532 to MCU
  139. #if ReadSADC5532Run
  140. void ReadSADC5532(unsigned char command)
  141.        {
  142.         CS5532 = 0;
  143.         SendByte5532(command);
  144.         do{_nop_();CLK5532=0;SDI5532=0;}while(SDO5532!=0);
  145.         SendByte5532(0x00);              //8bit SCLK and SDI=0;
  146.         RegDat.top = ReceiveByte5532();
  147.         RegDat.high = ReceiveByte5532();
  148.         RegDat.mid = ReceiveByte5532();
  149.         RegDat.low = ReceiveByte5532();
  150.         CS5532 = 1;
  151.        }
  152. #endif

  154. #if ReadMADC5532Run
  155. void ReadMADC5532(unsigned char command)
  156.        {
  157.         CS5532 = 0;
  158.         do{_nop_();}while(SDO5532!=0);
  159.        //SDO5532 = 1;
  160.         SendByte5532(command);            //8bit SCLK and SDI=command;
  161.         RegDat.top = ReceiveByte5532();
  162.         RegDat.high = ReceiveByte5532();
  163.         RegDat.mid = ReceiveByte5532();
  164.         RegDat.low = ReceiveByte5532();
  165.         CS5532 = 1;
  166.        }
  167. #endif

  169. //Receive CS5532's Register from CS5532 to MCU
  170. void ReadReg5532(unsigned char command)
  171.        {
  172.         CS5532 = 0;
  173.         SendByte5532(command);
  174.         RegDat.top = ReceiveByte5532();
  175.         RegDat.high = ReceiveByte5532();
  176.         RegDat.mid = ReceiveByte5532();
  177.         RegDat.low = ReceiveByte5532();
  178.         CS5532 = 1;
  179.        }

  181. #if Adjust5532Run
  182. void Adjust5532(unsigned char command)
  183.        {
  184.         CS5532 = 0;
  185.         SendByte5532(command);
  186.         do{_nop_();}while(SDO5532!=0);
  187.         SendByte5532(0x0a);
  188.         RegDat.top = ReceiveByte5532();
  189.         RegDat.high = ReceiveByte5532();
  190.         RegDat.mid = ReceiveByte5532();
  191.         RegDat.low = ReceiveByte5532();
  192.         CS5532 = 1;
  193.        }
  194. #endif

  196. //The initialization CS5532
  197. void Init5532(void)
  198.        {
  199.         WriteReg5532(0xff,0xff,0xff,0xff,0xff);
  200.         WriteReg5532(0xff,0xff,0xff,0xff,0xff);
  201.         WriteReg5532(0xff,0xff,0xff,0xff,0xff);
  202.         WriteReg5532(0xff,0xff,0xff,0xff,0xfe);
  203.        }
  204. //The CS5532-ASZ subpram end

  206. //用的时间注意我定义的宏，这是个查询方式采集AD值的程序。
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AlertTao
2楼-- · 2020-01-11 01:41
OurWay 发表于 2018-5-31 07:16
很早以前写过一个，请无视英文注解，呵呵，供参考。

非常感谢！

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