5532.c

5532CS5532 driver c language

[原]CS5532 C51驱动程序2007-09-03 09:10//The program for CS5532-ASZ
//This is a 24bit ADC and PGIA
//Made by OurWay and 2006/03/21

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

//根据实际情况定义
//sbit SDI5532 = P2^1;
//sbit SDO5532 = P2^2;
//sbit CLK5532 = P2^3;
//sbit CS5532 = P2^0;

//sbit ACC7 = ACC^7;
//sbit ACC0 = ACC^0;

//#define BYTE unsigned char
//#define WORD unsigned int
#define Adjust5532Run 0
#define ReadSADC5532Run 1
#define ReadMADC5532Run 1

//The ADC results varibles define
struct{
          unsigned char top;
          unsigned char high;
          unsigned char mid;
          unsigned char low;
         }
RegDat;

//The CS5532-ASZ comm define
#define RegRead     0x08
#define RegWrite 0x00

//=== Offset Register ===
#define OffsetRS 0x09

//=== Gain Register ===
#define GainRS 0x0a

//=== Configuration Register ===
#define ConfigWrite 0x03  //write config
#define ConfigRead 0x0b  //read config 

#define PSS 0x80        //Power Save Select
#define PDW 0x40       //Power Down Mode
#define RS     0x20        //Reset System
#define RV     0x10          //Reset Valid
#define IS     0x08         //Input Short
#define GB     0x04       //Guard Signal Bit
#define VRS 0x02       //Voltage Reference Select(Ref>2.5V,VRS=0)
#define A1     0x01
#define A0     0x80
#define OLS 0x40
#define OGS 0x10
#define FRS 0x08


//=== Channel Setup Register ===
#define SetupCH1 0x05
#define SetupCH2 0x15

//Channel Select Bits
#define CH1 0x00   //CS1=0,CS0=0
#define CH2 0x40   //CS1=0,CS0=1
//Gain Bits
#define Gain1     0x00
#define Gain2     0x08
#define Gain4     0x10
#define Gain8     0x18
#define Gain16 0x20
#define Gain32 0x28
#define Gain64 0x30

//=== Converter mode ===
#define SingleC 0x80
#define ContinC 0xC0
#define Setup1 0x00
#define Setup2 0x08
#define Setup3 0x10
#define Setup4 0x18
#define Setup5 0x20
#define Setup6 0x28
#define Setup7 0x30
#define Setup8 0x38

//The data(8bit) form MCU to CS5532
void SendByte5532(unsigned char Dat)
       {
        unsigned char i;
        CLK5532 = 0;
        for(i=8;i>0;i--)
           {
            SDI5532=(bit)(Dat & 0x80);
            CLK5532=1;
             _nop_();_nop_();
             _nop_();_nop_();
            CLK5532=0;
             _nop_();_nop_();
             _nop_();_nop_();
            Dat = Dat<<1;
           }
        SDI5532 = 1;
       }

//The Setup CS5532's register
void WriteReg5532(BYTE command,BYTE low,BYTE mid,BYTE high,BYTE top)
       {
        CS5532 = 0;
        SendByte5532(command);
        SendByte5532(low);
        SendByte5532(mid);
        SendByte5532(high);
        SendByte5532(top);
        CS5532 = 1;
       }

//The data(8bit) form CS5532 to MCU
unsigned char ReceiveByte5532(void)
       {
        unsigned char i;
        ACC=0;
        for(i=8;i>0;i--)
           {
            ACC=ACC<<1;
            ACC0=SDO5532;
            CLK5532=1;
             _nop_();_nop_();
             _nop_();_nop_();
            CLK5532=0;
             _nop_();_nop_();
             _nop_();_nop_();
           }
         return(ACC);
       }

//Receive ADC signal data form CS5532 to MCU
#if ReadSADC5532Run
void ReadSADC5532(unsigned char command)
       {
        CS5532 = 0;
        SendByte5532(command);
        do{_nop_();CLK5532=0;SDI5532=0;}while(SDO5532!=0);
        SendByte5532(0x00);              //8bit SCLK and SDI=0;
        RegDat.top = ReceiveByte5532();
        RegDat.high = ReceiveByte5532();
        RegDat.mid = ReceiveByte5532();
        RegDat.low = ReceiveByte5532();
        CS5532 = 1;
       }
#endif

#if ReadMADC5532Run
void ReadMADC5532(unsigned char command)
       {
        CS5532 = 0;
        do{_nop_();}while(SDO5532!=0);
       //SDO5532 = 1;
        SendByte5532(command);            //8bit SCLK and SDI=command;
        RegDat.top = ReceiveByte5532();
        RegDat.high = ReceiveByte5532();
        RegDat.mid = ReceiveByte5532();
        RegDat.low = ReceiveByte5532();
        CS5532 = 1;
       }
#endif

//Receive CS5532's Register from CS5532 to MCU
void ReadReg5532(unsigned char command)
       {
        CS5532 = 0;
        SendByte5532(command);
        RegDat.top = ReceiveByte5532();
        RegDat.high = ReceiveByte5532();
        RegDat.mid = ReceiveByte5532();
        RegDat.low = ReceiveByte5532();
        CS5532 = 1;
       }

#if Adjust5532Run
void Adjust5532(unsigned char command)
       {
        CS5532 = 0;
        SendByte5532(command);
        do{_nop_();}while(SDO5532!=0);
        SendByte5532(0x0a);
        RegDat.top = ReceiveByte5532();
        RegDat.high = ReceiveByte5532();
        RegDat.mid = ReceiveByte5532();
        RegDat.low = ReceiveByte5532();
        CS5532 = 1;
       }
#endif

//The initialization CS5532
void Init5532(void)
       {
        WriteReg5532(0xff,0xff,0xff,0xff,0xff);
        WriteReg5532(0xff,0xff,0xff,0xff,0xff);
        WriteReg5532(0xff,0xff,0xff,0xff,0xff);
        WriteReg5532(0xff,0xff,0xff,0xff,0xfe);
       }
//The CS5532-ASZ subpram end

//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。





/****************************************Copyright (c)************************************************** 
**                               	 
**                                      
**                                 	 
** 文   件   名: ca5532.c 
** 最后修改日期: 2007-10-8 9:40 
** 描        述: cs5532驱动程序 
** 版	     本: V1.0 
** 主  控  芯 片:M16  晶振频率:7.37MHZ,  
** IDE:ICCAVR 6.31 
**********************************************************************************************************/ 
#include  
#include  
 
#include "DEFINE.H" 
#include "CS5532.H" 
#include "CS5532.H" 
 
uint08 cs5532_buf[4]; 
 
 
/********************************************************************** 
functionName:void cs5532_wr_byte(uint08 dat) 
description: 
**********************************************************************/ 
void cs5532_wr_byte(uint08 dat) 
{ 
	uint08 i; 
	 
	for(i=0;i<8;i++) 
	{ 
		if(dat&0x80) 
		SET_SDI(); 
		else 
		CLR_SDI(); 
		NOP();NOP(); 
		SET_SCK(); 
		NOP();NOP(); 
		CLR_SCK(); 
		dat<<=1; 
		NOP(); 
	} 
	SET_SDI(); 
} 
 
 
 
 
 
/********************************************************************** 
functionName:uint08 cs5532_rd_byte(void) 
description: 
**********************************************************************/ 
uint08 cs5532_rd_byte(void) 
{ 
	uint08 i; 
	uint08 temp=0; 
	 
	for(i=0;i<8;i++) 
	{ 
		temp<<=1; 
		SET_SCK(); 
		NOP();NOP(); 
		if(STU_SDO) 
		temp|=1; 
		CLR_SCK(); 
		NOP();NOP();NOP(); 
	} 
	return temp; 
} 
 
 
/********************************************************************** 
functionName:void cs5532_soft_rst(void) 
description: 
**********************************************************************/ 
void cs5532_soft_rst(void) 
{ 
	uint08 i; 
	for(i=0;i<15;i++) 
	{ 
		cs5532_wr_byte(0xFF); 
	} 
	cs5532_wr_byte(0xFE); 
} 
 
 
/********************************************************************** 
functionName: 
description: 
**********************************************************************/ 
void cs5532_wr_reg(uint08 cmd,uint32 dat) 
{ 
	uint08 temp[4]; 
	temp[0]=dat>>24; 
	temp[1]=dat>>16; 
	temp[2]=dat>>8; 
	temp[3]=dat; 
	cs5532_wr_byte(cmd); 
	cs5532_wr_byte(temp[0]); 
	cs5532_wr_byte(temp[1]); 
	cs5532_wr_byte(temp[2]); 
	cs5532_wr_byte(temp[3]);	  
} 
 
/********************************************************************** 
functionName:void cs5532_rd_reg(uint08 cmd) 
description: 
**********************************************************************/ 
void cs5532_rd_reg(uint08 cmd) 
{ 
	cs5532_wr_byte(cmd); 
	cs5532_buf[0]=cs5532_rd_byte(); 
	cs5532_buf[1]=cs5532_rd_byte(); 
	cs5532_buf[2]=cs5532_rd_byte(); 
	cs5532_buf[3]=cs5532_rd_byte(); 
} 
 
 
 
 
 
 
/********************************************************************** 
functionName: 
description: 
**********************************************************************/ 
void cs5532_init(void) 
{ 
	ms_delay(50);			//等待电源稳定	 
	cs5532_soft_rst();		//软件复位 
	 
	 
}