testt.c

单片机进行模数转换成电流后再转换为电压

#include <reg52.h>
#define uchar unsigned char
#define uint unsigned int
uchar code table[]=" 2008-11-27 Mon";
uchar code table1[]="      :  :  ";
sbit rs=P1^0;
sbit lcde=P1^1;
void delay(uchar x)
{
	uchar i,j;
	for(i=x;i>0;i--)
	for(j=110;j>0;i--);
}
void write_com(uchar com)
{
	rs=0;
	lcde=0;
	P0=com;
	delay(5);
	lcde=1;
	delay(5);
	lcde=0;
}
void write_data(uchar date)
{
	rs=1;
	lcde=0;
	P0=date;
	delay(5);
	lcde=1;
	delay(5);
	lcde=0;
}
void init()
{
	write_com(0x38);
	write_com(0x0c);
	write_com(0x06);
	write_com(0x01);
	write_com(0x80);
	write_data(1);
}
void main()
{
	init();
	
}