程序STC12C5410AD

[+1]哪位大侠能提供一个STC12C5410AD10位ADC的C程序啊，给小弟参考一二

?

?ADC可以做到100K 10位

?

?// DEMO.cpp : Defines the entry point for the console application.

?//

?

?#include

?#include "adpcm.h"

?#include

?#include

?#define N 64 // Test Data Length

?

?sbit P1_0 = P1^0;

?sbit P1_1 = P1^1;

?sbit P2_2 = P2^2;

?

?

?void InitCOM(void);

?void GetDataFromCOM(PBYTE pBuffer, INT8U Length);

?void SendDataToCOM(PBYTE pBuffer, INT8U Length);

?VOID SetCOM_1T(void);

?VOID SetCOM_12T(void);

?

?VOID Delay1MS(void);

?VOID ADC_PowerOn(void);

?VOID SetADP0(void);

?WORD GetADP0(void);

?

?void SetDA(WORD wD);

?

?int main(void)

?{

? short int DATA_IN[N],DATA_OUT[N]; // 16 Bit Data In and Out

? char ADPCM_DATA[N]; // Compressed 4 bit pairs

? struct adpcm_state Encoder_State,Decoder_State; // State Variables ? int i = 0;

? INT8U addata[3] = {0};

? INT16U wTemp = 0;

? WORD w = 0;

?

? SetCOM_1T();

? InitCOM();

? //SendDataToCOM("Hello, Test ADC\n", 16);

?

? ADC_PowerOn();

? SetADP0();

? addata[0] = 'T';

? while (1)

? {

? wTemp = GetADP0();

? addata[1] = (INT8U)((wTemp&0xff00)>>8);

? addata[2] = (INT8U)(wTemp&0xff);

? SendDataToCOM(addata, 3);

? //DelayMS(100);

? //P1_1 = !P1_1;

? //SetDA(wTemp%1023+1);

? }

?

? while (1)

? {

? P1_0 = 0;

? Encoder_State.index = 0; Encoder_State.valprev=0; // Set to known val

? adpcm_coder(DATA_IN, ADPCM_DATA, N,&Encoder_State);

? P1_0 = 1;

?

? Decoder_State.index = 0; Decoder_State.valprev=0; // Set to known val ? adpcm_decoder(ADPCM_DATA,DATA_OUT,N, &Decoder_State);

? P1_0 = 0;

? }

? /************************************************************************ ? for(i=0;i

? DATA_IN[i] = rand();

?

? Encoder_State.index = 0; Encoder_State.valprev=0; // Set to known val

?

? adpcm_coder(DATA_IN, ADPCM_DATA, N,&Encoder_State);

? Decoder_State.index = 0; Decoder_State.valprev=0; // Set to known val

?

? adpcm_decoder(ADPCM_DATA,DATA_OUT,N, &Decoder_State);

? printf("\n Input : Output");

? for(i=0;i

? printf("%10d : %10d\n",DATA_IN[i],DATA_OUT[i]);

? ************************************************************************/

? return 0;

?}

?

?void InitCOM(void)

?{

?// SCON = 0x52; /* SCON */ /* setup serial port control */ ?// TMOD = 0x20; /* TMOD */ /* hardware (19200 BAUD @36MHZ) for 12T */

?// TCON = 0x69; /* TCON */

?// TH1 = 0xfB; /* TH1 */

?

? SCON = 0x52; /* SCON */ /* setup serial port control */

? TMOD = 0x20; /* TMOD */ /* hardware (115200 BAUD @36MHZ) for 1T */

? TCON = 0x69; /* TCON */

? TH1 = 0xf6; /* TH1 */

?}

?

?void GetDataFromCOM(PBYTE pBuffer, INT8U Length)

?{

? INT8U I;

? for (I=0; I

? {

? while (RI == 0) ;

? *(pBuffer+I) = SBUF;

? RI = 0;

? }

?}

?

?void SendDataToCOM(PBYTE pBuffer, INT8U Length) ?{

? INT8U I;

? for (I=0; I

? {

? while (TI == 0) ;

? SBUF = *(pBuffer+I);

? TI = 0;

? }

?}

?

?VOID SetCOM_1T(void)

?{

? AUXR = AUXR|(0x01<<6);

?}

?

?VOID SetCOM_12T(void)

?{

? AUXR = AUXR&(~(0x01<<6));

?}

?

?VOID ADC_PowerOn(void)

?{

? ADC_CONTR = 0x00;

? ADC_CONTR = ADC_CONTR|(0x01<<7);

? DelayMS(Delay1MS, 1);

?}

?

?VOID Delay1MS(void)

?{

? INT8U i = 0;

? for (i=0; i<0xff; i++)

? ;

?}

?

?VOID Delay1US(void)

?{

? INT8U i = 0;

? for (i=0; i<0x8; i++)

? ;

?}

?

?VOID SetADP0(void)

?{

? P1M0 = P1M0 | 0x01;

? P1M1 = P1M1 | 0x01;

? ADC_CONTR |= (0x03<<5);

? Delay1MS();

?}

?

?WORD GetADP0(void)

?{

? WORD wRet = 0;

? ADC_DATA = 0x00;

? ADC_CONTR |= (0x01<<3);

? while (!(0x10&ADC_CONTR)) ;

? ADC_CONTR &= ~(0x01<<3);

? ADC_CONTR &= ~(0x01<<4);

? wRet = ADC_DATA;

? wRet = (wRet<<2)|(ADC_LOW2&0x03);

? return wRet;

?}

?

?void SetDA(WORD wD)

?{

?#define RATE 1

?

? WORD wHigh = 0;

? WORD wLow = 0;

? WORD wLeft = 0;

?

? wD = wD%1024; //only for 10 bit DA

? wHigh = wD*RATE; //convert to 16 bit timer ? wLow = 1*RATE;

?

? P1_1 = 1;

? while(wHigh--) ;

? P1_1 = 0;

? while(wLow--) ;

? //while (wLeft--) ;

?

?}

*File Name: stc_AD.c -

*Description: A/D 转换程序

*Project: -

*MCU type: STC12C5410AD -

-

*Company: WY -

*Compiler: KEIL C51 -

*DESINER: 郭准06.2.7 -

-----------------------------------------------------------------------*/

#include //定义的系统头文件和全局变量

/*A/D SFR*/

sfr ADC_LOW2 = 0xBE;

sfr ADC_CONTR = 0xC5;

sfr ADC_DA TA = 0xC6;

sfr CLK_DIV = 0xC7; ////////

//定义变量

uchar code display_AD_channel_ID[2] = {0x00,0x01};

uchar data AD_channel_result[2][5]; //各通道A/D转换结果。前是通道号；后是转换的值

//定义引用外部

extern void Delay(uint number);//晶振=11059200,机器周期=1.085069444us,"加"的机器周期=1 extern void send_char_com(uchar ch);

extern void send_string_com(uchar *str,uchar strlen);

void Ad_Change(uchar channel);

//------------------------------------------------------

//功能：A/D转换

//入口：channel = 通道号 .0：0通道；1：1通道。。。。。。。

//出口：AD_channel_1_result: 10位的数据，16进制。

//设计：郭准，伟业，2006/2/7

//------------------------------------------------------

void Ad_Change(uchar channel)

{

uint AD_Result_Temp = 0 ;

//---------------------将P1.0--P1.1设置成适合AD转换的模式

/// P1 = 0xff; //将P1口置高，为A/D转换作准备

ADC_CONTR = ADC_CONTR|0x80; //1000,0000打开A/D转换电源

P1M0 = 0x03; //0000，0011用于A/D转换的P1.x口，先设为开漏

P1M1 = 0x03; //0000，0011P1.0--P1.1先设为开漏。断开内部上拉电阻Delay(20); //20