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电流采样c语言程序,基于51单片机电流电压采集

电流采样c语⾔程序，基于51单⽚机电流电压采集

# include

sbit rs=P0^7;

sbit rw=P0^6;

sbit ep=P0^5;

unsigned char dis1[4];

unsigned char dis2[4];

unsigned char chv=0x00;

unsigned char cha=0x70;

//unsigned char chv;

unsigned int date_v=0;

unsigned int date_a=0;

sbit EOC=P1^0;

sbit CS=P1^4;

sbit IO_CLK=P1^1;

sbit DAT_IN=P1^2;

sbit DAT_OUT=P1^3;

void init() //初始化uart

{

TMOD=0X20; //定时器1定时器⽅式⼯作模式2，可⾃动重载的8位计数器常把定时/计数器1以模式2作为串⾏⼝波特率发⽣器SCON=0XD0; //选择⼯作模式1使能接收，允许发送，允许接收

EA=1; //开总中断

ES=1; //打开串⼝中断

ET1=0; //打开定时器中断

PCON=0X00; //8位⾃动重载，波特率加倍

TH1=0Xfd; //⽤22.1184 mhz波特率

TL1=0Xfd;

TR1=1; //打开中时器

}

vselvoid UART_Putch(unsigned char dat) //输出⼀个字符

{

SBUF=dat; //把数据送给sbuf缓存器中

TI=0; //到了，TI清为0

}

调浆桶

unsigned int read_tlc2543(unsigned char M)//M 为⼗六进制；{

unsigned char i,ctrl_word;

unsigned int ad_result=0;

DAT_OUT=1;

ctrl_word=M;

CS=1;

IO_CLK=0;

CS=0;

for(i=0;i<8;i++)

{

DAT_IN=ctrl_word&0x80;

ctrl_word=ctrl_word<<1;

IO_CLK=1;

ad_result=ad_result<<1;

if(DAT_OUT)

ad_result=ad_result+1;

IO_CLK=0;

}

for(i=8;i<12;i++)

{

IO_CLK=1;

ad_result=ad_result<<1;

if(DAT_OUT)

ad_result=ad_result+1;

IO_CLK=0;

}

CS=1;

return ad_result;

}

void delay (int m)

unsigned char i,j;

for (i=0;i

for (j=0;j<253;j++);

}

bit lcd_bz()

{

bit result;

rs=0; // 读忙信号

rw=1;

ep=1;

_nop_();

result = (bit)(P2&0x80);

ep=0;

return result;

}

void lcd_wcmd (unsigned char cmd) {

while (lcd_bz());

rs=0;

rw=0;

ep=0;

_nop_();1 63

_nop_();

P2=cmd ;

_nop_();

_nop_();大鼠灌胃

_nop_();

ep=1;

_nop_();

ep=0;

}

void lcd_pos (unsigned char pos) {

lcd_wcmd (pos|0x80);

}

void lcd_wdat (unsigned char dat) {

while (lcd_bz());

rs=1;

rw=0;

ep=0;

_nop_();

aoi测试

P2=dat ;

_nop_();

ep=1;

_nop_();

ep=0;

}

void lcd_init ()

{

lcd_wcmd (0x38);

delay (1);

lcd_wcmd (0x0c);

lcd_wcmd (0x06);

delay (1);

lcd_wcmd (0x01);

delay (1);

}

void lcd_dis(unsigned char pose,unsigned char *dis)

{

unsigned char i;

//lcd_init ();

delay (10);

lcd_pos (pose);

for(i=0;i<4;i++)

AR空间定位{

lcd_wdat(dis[i]+0x30);

}

void convert(unsigned int a,unsigned char *dis1)//电流{

unsigned int temp,b;

b=a/1000;

if(b!=0)

dis1[0]=(unsigned char)b;

else

dis1[0]=0;

temp=a%1000;

b=temp/100;

if(b!=0)

dis1[1]=(unsigned char)b;

else

dis1[1]=0;

temp=temp%100;

b=temp/10;

if(b!=0)

本文发布于:2024-09-22 15:26:47，感谢您对本站的认可！

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