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程序沒有調(diào)用蜂鳴器控制的clock_h_l()子程序，所以你的蜂鳴器肯定不會(huì)響；還有一個(gè)問題就是你寫的clock_h_l()子程序使用的dianji應(yīng)改為MOETOR，前面的定義是sbit MOETOR = P3^6;//水泵控制端口
再者就是
#include "18b20.h"
#include "delay.h"
#include "key.h"
這三個(gè)文件在你的程序里有沒有
#include<reg52.h> //包含頭文件，一般情況不需要改動(dòng)，頭文件包含特殊功能寄存器的定義
#include<intrins.h>
#include<stdio.h>
#include "18b20.h"
#include "delay.h"
#include "key.h"
#define uint unsigned int
#define uchar unsigned char
#define ZERO 4.5 //濕度傳感器放空氣中的電壓值 對(duì)應(yīng)濕度0%
#define FULL 0.45 //濕度傳感器放水中的電壓值 對(duì)應(yīng)濕度100%
float k,b;//計(jì)算濕度用斜率
sbit RS = P2^5; //定義LCD1602端口
sbit RW = P2^6;
sbit EN = P2^7;
#define DataPort P0
sbit CS = P2^0; //定義ADC0832端口
sbit CLK = P2^1;
sbit DIO = P2^2;
sbit MOETOR = P3^6;//水泵控制端口
sbit beep = P3^3; //蜂鳴器IO口定義
uint temperature,s_temp ; //溫度的變量
uchar shidu; //濕度等級(jí)
uchar s_high = 70,s_low = 25; //濕度報(bào)警參數(shù)
#define RS_CLR RS=0
#define RS_SET RS=1
#define RW_CLR RW=0
#define RW_SET RW=1
#define EN_CLR EN=0
#define EN_SET EN=1
float d; //實(shí)時(shí)濕度值
int RH=50; //濕度上限
int RL=20; //濕度下限
unsigned char KeyValue; //返回按鍵值
int temp;
//float temperature; //溫度值 這個(gè)變量和前面 uint temperature,s_temp ; //溫度的變量 的重定義了
char displaytemp[16];//定義顯示區(qū)域臨時(shí)存儲(chǔ)數(shù)組
/*------------------------------------------------
判忙函數(shù)
------------------------------------------------*/
bit LCD_Check_Busy(void)
{
unsigned char LCD_Status;
RS = 0;
RW = 1;
EN = 1;
DelayMs(1);
LCD_Status = P0;
EN = 0;
return LCD_Status;
}
/*------------------------------------------------
寫入命令函數(shù)
------------------------------------------------*/
void LCD_Write_Com(unsigned char com)
{
while((LCD_Check_Busy()&0x80)==0x80);
RS = 0;
RW = 0;
EN = 0;
P0 = com;
EN = 1;
DelayMs(1);
EN = 0;
}
/*------------------------------------------------
寫入數(shù)據(jù)函數(shù)
------------------------------------------------*/
void LCD_Write_Data(unsigned char Data)
{
while((LCD_Check_Busy()&0x80)==0x80);
RS = 1;
RW = 0;
EN = 0;
P0 = Data;
EN = 1;
DelayMs(1);
EN = 0;
}
/*------------------------------------------------
清屏函數(shù)
------------------------------------------------*/
void LCD_Clear(void)
{
LCD_Write_Com(0x01);
DelayMs(5);
}
/*------------------------------------------------
寫入字符串函數(shù)
------------------------------------------------*/
void LCD_Write_String(unsigned char x,unsigned char y,unsigned char *s)
{
if (y == 0)
{
LCD_Write_Com(0x80 + x); //表示第一行
}
else
{
LCD_Write_Com(0xC0 + x); //表示第二行
}
while (*s)
{
LCD_Write_Data( *s);
s ++;
}
}
/*------------------------------------------------
寫入字符函數(shù)
------------------------------------------------*/
void LCD_Write_Char(unsigned char x,unsigned char y,unsigned char Data)
{
if (y == 0)
{
LCD_Write_Com(0x80 + x);
}
else
{
LCD_Write_Com(0xC0 + x);
}
LCD_Write_Data( Data);
}
/*------------------------------------------------
初始化函數(shù)
------------------------------------------------*/
void LCD_Init(void)
{
LCD_Write_Com(0x38); /*顯示模式設(shè)置*/
DelayMs(5);
LCD_Write_Com(0x38);
DelayMs(5);
LCD_Write_Com(0x38);
DelayMs(5);
LCD_Write_Com(0x38);
DelayMs(5);
//LCD_Write_Com(0x08); /*顯示關(guān)閉*/
LCD_Write_Com(0x01); /*顯示清屏*/
DelayMs(5);
LCD_Write_Com(0x06); /*顯示光標(biāo)移動(dòng)設(shè)置*/
DelayMs(5);
LCD_Write_Com(0x0C); /*顯示開及光標(biāo)設(shè)置*/
DelayMs(5);
}
unsigned char Get_AD_Result() //讀取AD值
{
uchar i,dat1=0,dat2=0;
CS = 0;
CLK = 0;
DIO = 1; _nop_(); _nop_();
CLK = 1; _nop_(); _nop_();
CLK = 0;DIO = 1; _nop_(); _nop_();
CLK = 1; _nop_(); _nop_();
CLK = 0;DIO = 1; _nop_(); _nop_();
CLK = 1;DIO = 1; _nop_(); _nop_();
CLK = 0;DIO = 1; _nop_(); _nop_();
for(i=0;i<8;i++)
{
CLK = 1; _nop_(); _nop_();
CLK = 0; _nop_(); _nop_();
dat1 = dat1 << 1 | DIO;
}
for(i=0;i<8;i++)
{
dat2 = dat2 << ((uchar)(DIO)<<i);
CLK = 1; _nop_(); _nop_();
CLK = 0; _nop_(); _nop_();
}
CS = 1;
return dat1; //== dat2) ? dat1:0;
}
void clock_h_l()
{
static uchar value,value1;
if(shidu <= s_low)
{
value ++;
if(value >= 2)
{
value = 10;
beep = ~beep; //蜂鳴器報(bào)警
MOETOR = 0; //打開電機(jī)
}
}else
beep = 1; //關(guān)閉蜂鳴器
if(shidu >= s_high)
{
value1 ++;
if(value1 >= 2)
{
value1 = 10;
beep = 1; //關(guān)閉蜂鳴器
MOETOR = 1; //關(guān)機(jī)電機(jī)
}
}else
value1 = 0;
}
/*------------------------------------------------
主函數(shù)
------------------------------------------------*/
void main(void)
{
LCD_Init();
DelayMs(10);
//Init_Timer0();
MOETOR =0; //默認(rèn)水泵關(guān)閉
while (1)
{
KeyValue=KeyScan();
if(KeyValue!=0)//如果有鍵按下
{
Keyprocessing(KeyValue); //鍵值處理
}
temp=ReadTemperature(); //讀取溫度值
temperature=(float)temp*0.0625;
sprintf(displaytemp,"T =%3.1f",temperature);//
LCD_Write_String(0,0,displaytemp);// 顯示溫度值
d = Get_AD_Result()*5/255; //計(jì)算電壓值
k = 100/(FULL-ZERO); //根據(jù)空氣中和水中的電壓值列函數(shù)y=kx+b 計(jì)算 k b
b = 0-ZERO*k;
d = k*d+b; //計(jì)算實(shí)際的濕度值
if(d<0) d=0;
if(d>100) d=100;
//d = k*d+b;
sprintf(displaytemp,"R =%3.1f",d);//
LCD_Write_String(8,0,displaytemp);// 顯示濕度
sprintf(displaytemp,"RH=%2d",RH);//
LCD_Write_String(0,1,displaytemp);// 顯示濕度上限
sprintf(displaytemp,"RL=%2d",RL);//
LCD_Write_String(10,1,displaytemp);// 顯示濕度下限
if(d<RL) MOETOR =1; //低于下限 開水泵
if(d>RH) MOETOR =0; //高于上限 關(guān)水泵
clock_h_l();//這里要把你的子程序加入進(jìn)主循環(huán)
DelayMs(300);
}
}
修改后的你試試 |
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