基于单片机的炉温控制系统设计-毕设课设protues仿真

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本设计完整的实现了炉温控制系统，对温度报警上下限的控制，当
炉内温度不满足上下限则报警，同时进行升温或者降温操作。整个
控制过程有显示。

​

#include <reg51.h>
#define uchar	unsigned char
#define uint	unsigned int
sbit		ds		= P2 ^ 7;
sbit		bemp		= P3 ^ 7;
sbit		lcden		= P2 ^ 2;
sbit		lcdrs		= P2 ^ 0;
sbit		lcdrw		= P2 ^ 1;
sbit		sh_zeng		= P1 ^ 7;
sbit		sh_jian		= P1 ^ 6;
sbit		xia_zeng	= P1 ^ 5;
sbit		xia_jian	= P1 ^ 4;
sbit		dianji		= P3 ^ 0;
sbit		heat		= P3 ^ 1;
sbit		zhengchang	= P1 ^ 2;
uchar code	table1[]	= "temp:";
uchar code	table2[]	= "up:";
uchar code	table3[]	= "down:";
uchar code	table4[]	= "0123456789.-";
uchar		bai, shi, ge, flag, num, shi_sh, shi_xia, ge_sh, ge_xia;
int		temp;
/* ////////初始化温度上下限 */
int	warn_sh		= 27;
int	warn_xia	= 18;

void delayms( uint z )
{
	uint x, y;
	for ( x = z; z > 0; z-- )
		for ( y = 110; y > 0; y-- )
			;
}


void dsreset()  /* DS18B20初始化 */

​

标签：xia,毕设,课设,uchar,sh,单片机,int,P1,sbit
来源： https://www.cnblogs.com/aiesst/p/14426364.html