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代碼我放到下面,求大佬幫忙看看該怎么改!謝謝!紅色字體即為我加的定時(shí)器代碼- #include <reg52.h>
- #include <intrins.h>
- #include "common.h"
- #include "lcd1602.h"
- #include "DS18B20_One.h"
- #include "uart.h"
- #include "gsm.h"
- #define uint unsigned int
- #define uchar unsigned char //宏定義
- const char * xdata phonenum= "17630966319"; //在此處更換號碼
- sbit SET= P1^0;//設(shè)置按鍵引腳
- sbit ADD= P1^1;//按鍵加引腳
- sbit DEC= P1^2;//按鍵減引腳
- sbit SEND= P1^3;//手動發(fā)送短信按鍵引腳
- sbit BEEP=P2^3;//蜂鳴器引腳
- sbit ADC0832_CS = P2^2;//ADC0832 CS引腳
- sbit ADC0832_CLK = P2^0;//ADC0832 CLK引腳
- sbit ADC0832_DIO = P2^1;//ADC0832 DO引腳
- sbit LED_Y=P1^5;//溫度報(bào)警指示燈
- sbit LED_R=P1^6;//溫度報(bào)警指示燈
- uchar th=30;//溫度上限初始值
- uchar setn = 0;//進(jìn)入設(shè)置標(biāo)志位,setn等于0時(shí)退出設(shè)置
- bit shoudong = 0;//手動發(fā)送短信標(biāo)志位,等于1時(shí),進(jìn)入手動發(fā)送短信模式
- uchar xdata send_data[]="Temp:00C";//短信發(fā)送內(nèi)容
- <font color="#ff0000">uchar timer50msCount = 0; //定時(shí)器定義
- void Timer0Init(void) //[email protected]
- {
- TMOD &= 0xF0; // 設(shè)置定時(shí)器模式,這里為T0
- TMOD |= 0x01; // 設(shè)置定時(shí)器工作方式1,為16為定時(shí)器
- TL0 = 0x00; // 設(shè)置定時(shí)器低位初值
- TH0 = 0x4C; // 設(shè)置定時(shí)器高位初值
- TF0 = 0; // 清楚TF0溢出標(biāo)志位
- TR0 = 1; // 啟動定時(shí)器0開始計(jì)時(shí)
- }
- void timer0Interrupt() interrupt 1
- {
- timer50msCount++;
- // 每次中斷時(shí),定時(shí)器初值為0,需重新設(shè)置定時(shí)器初值,保持50ms
- // 時(shí)間不變
- TL0 = 0x00;
- TH0 = 0x4C;
- }</font>
- void keyscan()//按鍵掃描
- {
- if(SET == 0)//設(shè)置鍵按下
- {
- delay_ms(10);//延時(shí)消抖
- if(SET == 0)//判斷是否按下
- {
- while(!SET);//等待松開
- setn++;//設(shè)置標(biāo)志位自加1
- if(setn > 1)//總共設(shè)置,溫度上限
- {
- setn = 0;//退出設(shè)置模式
- lcd_write_com(0x0c);//關(guān)閉光標(biāo)
- }
- switch(setn)
- {
- case(1):lcd_write_com(0x80+14);lcd_write_com(0x0f);break;//在溫度上限值的位置光標(biāo)閃爍
- }
- }
- }
- if(ADD == 0)//按鍵加按下
- {
- delay_ms(10);//延時(shí)消抖
- if(ADD == 0)//按鍵加按下
- {
- while(!ADD);//等待松開
- if(setn == 1)//設(shè)置標(biāo)志位等于1時(shí),為溫度上限設(shè)置
- {
- if(th < 99)//溫度上限值最大只能加到99
- {
- th++;//值加1
- }
- lcd_write_char(13,0,th/10+0x30);//顯示溫度上限值十位
- lcd_write_char(14,0,th%10+0x30);//顯示溫度上限值個(gè)位
- }
-
- }
- switch(setn)
- {
- case(1):lcd_write_com(0x80+14);lcd_write_com(0x0f);break;//在溫度上限值的位置光標(biāo)閃爍
- }
- }
-
- if(DEC == 0)//按鍵減按下
- {
- delay_ms(10);//延時(shí)消抖
- if(DEC == 0)//按鍵減按下
- {
- while(!DEC);//等待松開
-
- if(setn == 1)//設(shè)置標(biāo)志位等于1時(shí),為溫度上限設(shè)置
- {
- if(th > 0)//溫度上限值最小只能減到0
- {
- th--;//值減1
- }
- lcd_write_char(13,0,th/10+0x30);//顯示溫度上限值十位
- lcd_write_char(14,0,th%10+0x30);//顯示溫度上限值個(gè)位
- }
-
- }
- switch(setn)
- {
- case(1):lcd_write_com(0x80+14);lcd_write_com(0x0f);break;//在溫度上限值的位置光標(biāo)閃爍
- }
- }
- if(SEND == 0)//手動發(fā)送鍵按下
- {
- delay_ms(10);//延時(shí)消抖
- if(SEND == 0)//手動發(fā)送鍵按下
- {
- while(!SEND);//等待松開
- shoudong = 1;//手動發(fā)送位置1
- lcd_write_str(0,0, " Send Sms... ");//顯示發(fā)送短信中
- lcd_write_str(0,1, " Waiting... ");//第二行清屏
- gsm_send_englishmsg(phonenum,send_data);//發(fā)送短信
- delay_ms(2000);//延時(shí)2秒
- delay_ms(2000);//延時(shí)2秒
- delay_ms(2000);//延時(shí)2秒
- lcd_write_str(0,0, " Send OK... ");//顯示發(fā)送成功
- lcd_write_str(0,1, " ");
- delay_ms(2000);//延時(shí)2秒
- delay_ms(2000);//延時(shí)2秒
- delay_ms(2000);//延時(shí)2秒
- lcd_write_str(0,0, "NOW: C SET: C");//返回主頁面顯示
- lcd_write_str(0,1, " IN OPERATION ");//第二行顯示內(nèi)容隨意
- lcd_write_char(13,0,th/10+0x30);//顯示溫度上限值十位
- lcd_write_char(14,0,th%10+0x30);//顯示溫度上限值個(gè)位
- shoudong = 0;
- }
- }
- }
- void main()
- {
- uint count;
- short temperature;//溫度
- bit send_flag=0;
-
- <font color="#ff0000"> EA = 1; // 開總中斷
- ET0 = 1; // 開定時(shí)器 0 中斷
- Timer0Init();</font>
-
- lcd_init();//1602初始化
- temperature = DS18B20_TF();//溫度DS18B20初始化
- lcd_write_str(0,0," GSM init... ");//1602顯示GSM初始化中
- uart_init(9600);//串口初始化,波特率9600
- gsm_init();//gsm初始化
- delay_ms(500);//延時(shí)
- lcd_write_str(0,0, "NOW: C SET: C");//進(jìn)入主頁面,第一行顯示的內(nèi)容,溫度值和溫度上限值
- lcd_write_str(0,1, " IN OPERATION ");//第二行顯示內(nèi)容隨意
- lcd_write_char(13,0,th/10+0x30);//顯示溫度上限值十位
- lcd_write_char(14,0,th%10+0x30);//顯示溫度上限值個(gè)位
- while(1)
- {
- keyscan();//按鍵掃描
- if(count++ > 150 && setn == 0)//延時(shí)一段時(shí)間,并且設(shè)置位等于0時(shí),進(jìn)入以下函數(shù)
- {
- count = 0;//累加變量清零
- if(shoudong == 0)
- {
-
- temperature = DS18B20_TF();//讀取溫度值
- lcd_write_char(4,0,temperature/10+0x30);//溫度值十位顯示
- lcd_write_char(5,0,temperature%10+0x30);//溫度值個(gè)位顯示
-
- send_data[5]=temperature/10+'0';//短信內(nèi)容值,溫度十位
- send_data[6]=temperature%10+'0';//短信內(nèi)容值,溫度個(gè)位
-
-
- LED_R = 1;//LED滅
- //if(temperature >= th)
- // LED_Y = 0;//溫度超標(biāo),LED亮
- //else
- // LED_Y = 1;//LED滅
- if(temperature >= th)
- LED_R = 0;//溫度超標(biāo),LED亮
- else
- LED_R = 1;//LED滅
-
- if(temperature >= th)//溫度超標(biāo),蜂鳴器報(bào)警,并且發(fā)送短信
- {
- BEEP = 0;
- if(send_flag == 0)//為了避免報(bào)警時(shí),短信頻繁發(fā)送,這里超標(biāo)時(shí)只發(fā)一次短信
- {
- send_flag = 1;
- gsm_send_englishmsg(phonenum,send_data);//發(fā)送短信
- }
- delay_ms(100);//延時(shí)
-
- }
- else
- {
- BEEP = 1;//關(guān)閉蜂鳴器
- send_flag = 0;//短信發(fā)送標(biāo)志位清零
- }
- }
- }
- delay_ms(1);
- //定時(shí)發(fā)送程序
- // 每5000ms允許if語句塊中的程序
- <font color="#ff0000"> if (timer50msCount == 100)
- {
- SEND =0;
- delay_ms(500);//延時(shí)0.5秒
- SEND =1;
- timer50msCount = 0;
- }</font>
- delay_ms(1);
- }
- }
復(fù)制代碼
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