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  • 大小: 58KB
    文件類型: .rar
    金幣: 2
    下載: 0 次
    發布日期: 2021-05-23
  • 語言: C/C++
  • 標簽: adc0832??

資源簡介

數字電壓表(adc0832+C語言源程序+protues仿真)

資源截圖

代碼片段和文件信息

#include?
#include?


#define?ulong?unsigned?long
#define?uint?unsigned?int
#define?uchar?unsigned?char


sbit?ADCS?=P3^4;?//ADC0832?chip?seclect
sbit?ADDI?=P1^1;?//ADC0832?data?in
sbit?ADDO?=P1^1;?//ADC0832?data?out
sbit?ADCLK?=P1^0;?//ADC0832?clock?signal

sbit?S_1?=?P2^4;
sbit?S_2?=?P2^5;
sbit?S_3?=?P2^6;
sbit?S_4?=?P2^3;

unsigned?int?Adc0832(unsigned?char?channel);
void?delayms(unsigned?char?ms);
unsigned?char?PW[]={0X280XEE0X320XA20XE40XA10X210XEA0X200XA0};
/************
讀ADC0832函數
************/

//采集并返回
unsigned?int?Adc0832(unsigned?char?channel)
{
???uchar?i=0;
uchar?j;
uint?dat=0;
uchar?ndat=0;

if(channel==0)channel=2;
if(channel==1)channel=3;
ADDI=1;
_nop_();
_nop_();
ADCS=0;//拉低CS端
_nop_();
_nop_();
ADCLK=1;//拉高CLK端
_nop_();
_nop_();
ADCLK=0;//拉低CLK端形成下降沿1
_nop_();
_nop_();
ADCLK=1;//拉高CLK端
ADDI=channel&0x1;
_nop_();
_nop_();
ADCLK=0;//拉低CLK端形成下降沿2
_nop_();
_nop_();
ADCLK=1;//拉高CLK端
ADDI=(channel>>1)&0x1;
_nop_();
_nop_();
ADCLK=0;//拉低CLK端形成下降沿3
ADDI=1;//控制命令結束?
_nop_();
_nop_();
dat=0;
for(i=0;i<8;i++)
{
???dat|=ADDO;//收數據
???ADCLK=1;
???_nop_();
???_nop_();
???ADCLK=0;//形成一次時鐘脈沖
???_nop_();
???_nop_();
???dat<<=1;
???if(i==7)dat|=ADDO;
}?
for(i=0;i<8;i++)
{
???j=0;
???j=j|ADDO;//收數據
???ADCLK=1;
???_nop_();
???_nop_();
???ADCLK=0;//形成一次時鐘脈沖
???_nop_();
???_nop_();
???j=j<<7;
???ndat=ndat|j;
???if(i<7)ndat>>=1;
}
ADCS=1;//拉低CS端
ADCLK=0;//拉低CLK端
ADDO=1;//拉高數據端回到初始狀態
dat<<=8;
dat|=ndat;
???return(dat);????????????//return?ad?data
}


void?show(uchar?p) ??
{
uchar?ii1i2;

i1?=?p/51;

i?=?(10*p)?/51;
i2?=?i?%?10;


S_1?=?0;
S_2?=?1;
P0=PW[i1];
P05?=?0;
delayms(50);

S_1?=?1;
S_2?=?0;
P0=PW[i2];
delayms(50);

}


/*********************************************************/
//?延時子程序
/*********************************************************/
void?delayms(unsigned?char?ms)?{
????unsigned?char?i?;
????while(ms--)
?????{
????????for(i?=?0?;?i??????}
}/*********************************************************/


int?main(void)
{
while(1)
show(Adc0832(0));
}


?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件????????749??2011-02-09?17:46??adc0832\STARTUP.OBJ

?????文件???????5245??2011-02-09?17:46??adc0832\show.LST

?????文件???????6376??2009-05-07?14:37??adc0832\STARTUP.A51

?????文件???????1514??2011-02-09?17:50??adc0832\qqq.plg

?????文件???????2280??2011-02-09?17:46??adc0832\show.c

?????文件???????9385??2011-02-09?17:46??adc0832\show.OBJ

?????文件???????9795??2011-02-09?17:46??adc0832\qqq

?????文件??????14048??2011-02-09?17:46??adc0832\STARTUP.LST

?????文件?????????55??2011-02-09?17:46??adc0832\qqq.lnp

?????文件???????9495??2011-02-09?17:46??adc0832\qqq.M51

?????文件?????104962??2011-02-09?17:57??adc0832\數字電壓表.DSN

????.......?????55315??2011-02-09?17:50??adc0832\qqq.uvopt

?????文件???????1454??2011-02-09?17:46??adc0832\qqq.hex

?????文件????????742??2011-02-09?17:57??adc0832\數字電壓表.PWI

?????文件?????105389??2011-02-09?17:56??adc0832\Last?Loaded?數字電壓表.DBK

????.......?????????0??2011-02-09?11:58??adc0832\qqq_uvproj.bak

????.......?????13416??2011-02-09?12:21??adc0832\qqq.uvproj

????.......?????55315??2011-02-09?17:30??adc0832\qqq_uvopt.bak

?????目錄??????????0??2011-02-09?08:46??adc0832

-----------?---------??----------?-----??----

???????????????395535????????????????????19


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