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<P>CS5532_TEST</P>
<P>//////////////////////////////////////////////////////////<BR>////////////////
CS5532
////////////////////////<BR>//////////////////////////////////////////////////////////</P>
<P>//#include "AT89X51.H"<BR>#include
"reg51.h" //changed by <A
href="mailto:taoxy@20060110">taoxy@20060110</A><BR>#include
"stdio.h"<BR>#include "intrins.h"<BR>#include
"stdlib.h"<BR>#include "absacc.h"</P>
<P><BR>#define uchar unsigned char</P>
<P>// Original design board<BR>sbit
CS5532_CS=P1^2;<BR>sbit CS5532_SDI=P1^3;<BR>sbit
CS5532_SCLK=P1^5;<BR>sbit CS5532_SDO=P2^4;</P>
<P><BR>// PCB Version<BR>//sbit
CS5532_CS=P1^3;<BR>//sbit CS5532_SDI=P1^2;<BR>//sbit
CS5532_SDO=P1^1;<BR>//sbit CS5532_SCLK=P1^0;</P>
<P><BR>// all design board ?<BR>sbit
CS5532_A0=P1^6;<BR>sbit CS5532_A1=P1^7;</P>
<P><BR>#define RxdTxd4b_0
DBYTE[0x20]<BR>#define RxdTxd4b_1
DBYTE[0x21]<BR>#define RxdTxd4b_2
DBYTE[0x22]<BR>#define RxdTxd4b_3
DBYTE[0x23]</P>
<P><BR>uchar idata RxdTxd4b[4];</P>
<P>void CS5532_Txd(uchar);<BR>void
CS5532_Txd_init(uchar);<BR>void read_reg(uchar
address_pt);<BR>void read_data(uchar
address_pt);<BR>void read_data1(uchar
address_pt);<BR>void
CS5532_init(void);<BR> <BR>void
main(void)<BR>{<BR> <BR> uchar
i,k,address_pt;<BR> uchar
flag=0;<BR> address_pt =
32; // RAM
數(shù)據(jù)區(qū)起始地址<BR> CS5532_init();</P>
<P> for(k=0;k<20;k++) _nop_();</P>
<P>//************************************************<BR>//
系統(tǒng)軟復(fù)位（ CS5532_init() 包含該部分）<BR>
<BR> CS5532_Txd(0x03); //
Soft Reset <BR>
CS5532_Txd(0x2A);<BR>
CS5532_Txd(0x00);<BR>
CS5532_Txd(0x04);<BR> CS5532_Txd(0x00);</P>
<P> CS5532_Txd(0x0B); //
Read Config Reg<BR>
DBYTE[address_pt++]=0x0B;<BR>
read_reg(address_pt);<BR> address_pt =
address_pt +4;<BR>
CS5532_Txd(0x0B); // Read Config
Reg<BR>
DBYTE[address_pt++]=0x0B;<BR>
read_reg(address_pt);<BR> address_pt =
address_pt
+4;<BR>//////////////////////////////////////////////</P>
<P> CS5532_Txd(0x05); //
Setup REG <BR>
CS5532_Txd(0x32);<BR>
CS5532_Txd(0x34);<BR>
CS5532_Txd(0x00);<BR>
CS5532_Txd(0x00);<BR> <BR>
CS5532_Txd(0x03); // Config ReG
<BR> CS5532_Txd(0x40);<BR>
CS5532_Txd(0x00);<BR>
CS5532_Txd(0x00);<BR> CS5532_Txd(0x00);</P>
<P> CS5532_Txd(0x03); //
Config ReG <BR>
CS5532_Txd(0xC0);<BR>
CS5532_Txd(0x00);<BR>
CS5532_Txd(0x00);<BR> CS5532_Txd(0x00);</P>
<P> CS5532_Txd(0x03); //
Config ReG <BR>
CS5532_Txd(0x01);<BR>
CS5532_Txd(0x80);<BR>
CS5532_Txd(0x00);<BR> CS5532_Txd(0x00);</P>
<P> CS5532_Txd(0x0B); //
Read Config Reg<BR>
DBYTE[address_pt++]=0x0B;<BR>
read_reg(address_pt);<BR> address_pt =
address_pt +4;</P>
<P> CS5532_Txd(0x0D); //
Read Setup Reg<BR>
DBYTE[address_pt++]=0x0D;<BR>
read_reg(address_pt);<BR> address_pt =
address_pt +4;<BR> </P>
<P> _nop_(); _nop_(); _nop_(); _nop_();</P>
<P> address_pt = 52; <BR>
CS5532_CS=1;
// 未校準(zhǔn)前轉(zhuǎn)換<BR> CS5532_Txd(0x80);<BR>
while(CS5532_SDO)<BR> _nop_(); _nop_();
_nop_(); _nop_();<BR>
DBYTE[address_pt++]=0x80;<BR>
read_data(address_pt);<BR> address_pt = address_pt
+4;<BR> _nop_(); _nop_(); _nop_();
_nop_();</P>
<P>/*<BR> CS5532_Txd(0x81); //
自偏移校準(zhǔn)<BR> while(CS5532_SDO)<BR>
_nop_(); _nop_(); _nop_(); _nop_();<BR>*/</P>
<P>/*<BR> CS5532_Txd(0x82);
// 自增益校準(zhǔn)<BR> while(CS5532_SDO)<BR>
_nop_(); _nop_(); _nop_(); _nop_();<BR>*/</P>
<P><BR> CS5532_Txd(0x85); //
偏移校準(zhǔn)<BR> while(CS5532_SDO)<BR>
_nop_(); _nop_(); _nop_(); _nop_();</P>
<P><BR>/*<BR> CS5532_Txd(0x86);
// 增益校準(zhǔn)<BR> while(CS5532_SDO)<BR>
_nop_(); _nop_(); _nop_(); _nop_();<BR>*/</P>
<P>/*<BR>
// 測試寄存器寫回默認(rèn)值<BR>
CS5532_Txd(0x07); // REF TEST
<BR> CS5532_Txd(0x00);<BR>
CS5532_Txd(0x00);<BR>
CS5532_Txd(0x1A);<BR>
CS5532_Txd(0x00);<BR>*/</P>
<P>//單次轉(zhuǎn)換<BR>//////////////////////////////////////////////////</P>
<P>for(i=0;i<5;i++)<BR> {<BR>
CS5532_CS=1;<BR> _nop_(); _nop_(); _nop_();
_nop_();<BR> _nop_(); _nop_(); _nop_();
_nop_(); <BR> _nop_(); _nop_(); _nop_();
_nop_(); <BR>// address_pt = 48;<BR>
CS5532_Txd(0x80);<BR> while(CS5532_SDO)<BR>
_nop_(); _nop_(); _nop_(); _nop_();<BR>
DBYTE[address_pt++]=0x80;<BR>
read_data1(address_pt);<BR> address_pt =
address_pt +4;<BR> for(k=0;k<20;k++)
_nop_(); <BR> }</P>
<P> //
連續(xù)轉(zhuǎn)換<BR> //***************************************************
</P>
<P>
CS5532_Txd(0xC0);//連續(xù)轉(zhuǎn)換命令<BR>
while(CS5532_SDO)<BR>
_nop_(); _nop_(); _nop_(); _nop_(); </P>
<P> for(i=0;i<5;i++)<BR> {
<BR> for(k=0;k<20;k++)
_nop_();//delay1 <BR>// address_pt =
48;<BR>
while(CS5532_SDO)<BR>
_nop_(); _nop_(); _nop_(); _nop_();<BR>
DBYTE[address_pt++]=0xC0;<BR>
read_data1(address_pt);<BR>
address_pt = address_pt +4;<BR>
for(k=0;k<20;k++) _nop_();
//delay<BR> }</P>
<P> for(i=0;i<5;i++)<BR> {
<BR> for(k=0;k<20;k++)
_nop_();//delay1 <BR>// address_pt =
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