原理圖
單片機源程序如下:
- #include <reg52.h> //調用單片機頭文件
- #define uchar unsigned char //無符號字符型 宏定義 變量范圍0~255
- #define uint unsigned int //無符號整型 宏定義 變量范圍0~65535
- bit flag_200ms ;
- uchar menu_1,menu_2,a_a;
- uchar flag_kaig_moshi=0;//開關模式
- uchar flag_zd_sd; //自動 手動 模式
- uchar k_shi=1,k_fen=2; //定時開窗
- uchar g_shi=3,g_fen=4; //定時關窗
- sbit beep = P2^7; //蜂鳴器IO口定義
- sbit dq = P1^6; //18b20 IO口的定義
- uint temperature ; //溫度變量
- uint t_high = 50; //高溫報警值
- sbit DO=P3^0; //DO定義,連接ADC0832DO腳
- sbit SCL=P3^1; //SCL定義,連接ADC0832SCL腳
- sbit CS=P3^3; //CS定義,連接ADC0832CS腳
- uchar guanxian,guanxian_set = 50; //光線
- uchar flag_z_f; //正反標志位 0為順時鐘 1為逆時史上轉
- unsigned char code zheng[4]={0xf8,0xf4,0xf2,0xf1};//正轉表格
- unsigned char code fan[4]={0xf1,0xf2,0xf4,0xf8};//反轉表格
- uint bjdj_value; //步進電機的量
- uchar bjdj_zidong; //步進電機的量 自動
- uchar key_can; //按鍵值
- bit flag_lj_en; //按鍵連加使能
- uchar code table_num[]="0123456789abcdefg";
- sbit rs=P1^0; //寄存器選擇信號 H:數據寄存器 L:指令寄存器
- sbit rw=P1^1; //寄存器選擇信號 H:數據寄存器 L:指令寄存器
- sbit e =P1^2; //片選信號 下降沿觸發
- sbit clk = P1^3; //ds1302時鐘線定義
- sbit io = P1^4; //數據線
- sbit rst = P1^5; //復位線
- //秒 分 時 日 月 年 星期
- uchar code write_add[]={0x80,0x82,0x84,0x86,0x88,0x8c,0x8a}; //寫地址
- uchar code read_add[] ={0x81,0x83,0x85,0x87,0x89,0x8d,0x8b}; //讀地址
- uchar code init_ds[] ={0x58,0x00,0x00,0x01,0x01,0x13,0x1};
- uchar miao,fen,shi,ri,yue,week,nian;
- uchar i;
- sbit hw_P32=P3^2; //紅外遙控IO口的定義
- bit flag_jiema_en = 0; //紅外解碼成功標志位
- uchar hw_table[4]; //紅外解碼數據緩沖區
- /***********100us的延時函數***12M晶振**************/
- void delay_100us(uchar z)
- { //12M
- uchar x,y;
- for(x=0;x<z;x++)
- for(y=0;y<10;y++);
- }
- /*************寫一個數據到對應的地址里***************/
- void write_ds1302(uchar add,uchar dat)
- {
- rst = 1; //把復位線拿高
- for(i=0;i<8;i++)
- { //低位在前
- clk = 0; //時鐘線拿低開始寫數據
- io = add & 0x01;
- add >>= 1; //把地址右移一位
- clk = 1; //時鐘線拿高
- }
- for(i=0;i<8;i++)
- {
- clk = 0; //時鐘線拿低開始寫數據
- io = dat & 0x01;
- dat >>= 1; //把數據右移一位
- clk = 1; //時鐘線拿高
- }
- rst = 0; //復位線合低
- clk = 0;
- io = 0;
- }
- /*************從對應的地址讀一個數據出來***************/
- uchar read_ds1302(uchar add)
- {
- uchar value,i;
- rst = 1; //把復位線拿高
- for(i=0;i<8;i++)
- { //低位在前
- clk = 0; //時鐘線拿低開始寫數據
- io = add & 0x01;
- add >>= 1; //把地址右移一位
- clk = 1; //時鐘線拿高
- }
- for(i=0;i<8;i++)
- {
- clk = 0; //時鐘線拿低開始讀數據
- value >>= 1;
- if(io == 1)
- value |= 0x80;
- clk = 1; //時鐘線拿高
- }
- rst = 0; //復位線合低
- clk = 0;
- io = 0;
- return value; //返回讀出來的數據
- }
- /*************把要的時間 年月日 都讀出來***************/
- void read_time()
- {
- miao = read_ds1302(read_add[0]); //讀秒
- fen = read_ds1302(read_add[1]); //讀分
- shi = read_ds1302(read_add[2]); //讀時
- ri = read_ds1302(read_add[3]); //讀日
- yue = read_ds1302(read_add[4]); //讀月
- nian = read_ds1302(read_add[5]); //讀年
- week = read_ds1302(read_add[6]); //讀星期
- }
- /*************把要寫的時間 年月日 都寫入ds1302里***************/
- void write_time()
- {
- write_ds1302(0x8e,0x00); //打開寫保護
- write_ds1302(write_add[0],miao); //寫秒
- write_ds1302(write_add[1],fen); //寫分
- write_ds1302(write_add[2],shi); //寫時
- write_ds1302(write_add[3],ri); //寫日
- write_ds1302(write_add[4],yue); //寫月
- write_ds1302(write_add[5],nian); //寫星期
- write_ds1302(write_add[6],week); //寫年
- write_ds1302(0x8e,0x80); //關閉寫保護
- }
- /**********************設置ds1302時間函數**********************/
- void set_ds1302time(uchar num,uchar *shi,uchar dat) //調時
- {
- if(num == 1)
- {
- *shi+=0x01;
- if((*shi & 0x0f) >= 0x0a)
- *shi = (*shi & 0xf0) + 0x10;
- if(*shi >= dat)
- *shi = 0;
- }
- else
- {
- if(*shi == 0x00)
- *shi = dat;
- if((*shi & 0x0f) == 0x00)
- *shi = (*shi | 0x0a) - 0x10;
- *shi -=0x01 ;
- }
- }
- /******************1ms 延時函數*******************/
- void delay_1ms(uint q)
- {
- uint i,j;
- for(i=0;i<q;i++)
- for(j=0;j<120;j++);
- }
- /***********************延時函數************************/
- void delay_uint(uint q)
- {
- while(q--);
- }
- /***********************lcd1602寫命令函數************************/
- void write_com(uchar com)
- {
- e=0;
- rs=0;
- rw=0;
- P0=com;
- delay_uint(3);
- e=1;
- delay_uint(25);
- e=0;
- }
- /***********************lcd1602寫數據函數************************/
- void write_data(uchar dat)
- {
- e=0;
- rs=1;
- rw=0;
- P0=dat;
- delay_uint(3);
- e=1;
- delay_uint(25);
- e=0;
- }
- /***********************lcd1602初始化設置************************/
- void init_1602() //lcd1602初始化設置
- {
- write_com(0x38); //
- write_com(0x0c);
- write_com(0x06);
- }
- /***********************lcd1602上顯示兩位十進制數************************/
- void write_sfm1(uchar hang,uchar add,uchar date)
- {
- if(hang==1)
- write_com(0x80+add);
- else
- write_com(0x80+0x40+add);
- write_data(table_num[date % 10]);
- }
- /***********************lcd1602上顯示兩位十進制數************************/
- void write_sfm2(uchar hang,uchar add,uchar date)
- {
- if(hang==1)
- write_com(0x80+add);
- else
- write_com(0x80+0x40+add);
- write_data(table_num[date / 10 % 10]);
- write_data(table_num[date % 10]);
- }
- /***********************lcd1602上顯示兩位十進制數************************/
- void write_sfm2_18B20(uchar hang,uchar add,uint date)
- {
- if(hang==1)
- write_com(0x80+add);
- else
- write_com(0x80+0x40+add);
- write_data(0x30+date/10%10);
- write_data(0x30+date%10);
- }
- /***********************lcd1602上顯示兩位十進制數************************/
- void write_sfm2_ds1302(uchar hang,uchar add,uchar date)
- {
- if(hang==1)
- write_com(0x80+add);
- else
- write_com(0x80+0x40+add);
- write_data(table_num[date/16]);
- write_data(table_num[date%16]);
- }
- /***********************lcd1602上顯示這字符函數************************/
- void write_string(uchar hang,uchar add,uchar *p)
- {
- if(hang==1)
- write_com(0x80+add);
- else
- write_com(0x80+0x40+add);
- while(1)
- {
- if(*p == '\0') break;
- write_data(*p);
- p++;
- }
- }
- /*****************控制光標函數********************/
- void write_guanbiao(uchar hang,uchar add,uchar date)
- {
- if(hang==1)
- write_com(0x80+add);
- else
- write_com(0x80+0x40+add);
- if(date == 1)
- write_com(0x0f); //顯示光標并且閃爍
- else
- write_com(0x0c); //關閉光標
- }
- /***********************lcd1602上顯示特定的字符************************/
- void write_zifu(uchar hang,uchar add,uchar date)
- {
- if(hang==1)
- write_com(0x80+add);
- else
- write_com(0x80+0x40+add);
- write_data(date);
- }
-
- /****************開機液晶顯示函數 初始化液晶的內容********************************/
- void init_1602_dis_csf() //初始化液晶
- {
- write_string(1,0," zd 00:00:00 00%");
- write_string(2,0,"1 2000-00-00 00 ");
- write_zifu(2,15,0xdf); //顯示度
- if(flag_zd_sd == 0) //手動
- write_string(1,0," sd");
- if(flag_zd_sd == 1) //定時模式
- write_string(1,0," ds");
- if(flag_zd_sd == 2) //光線控制
- write_string(1,0," gx");
- }
- void bujindj() //步進電機函數
- {
- static uchar i;
- if(flag_z_f != 0)
- {
- if(flag_z_f == 1) //開
- {
- if(bjdj_value >= 254)
- {
- flag_z_f = 0;
- bjdj_value = 254;
- }else
- bjdj_value ++;
- }
- if(flag_z_f == 2) //關
- {
- if(bjdj_value <= 1)
- {
- flag_z_f = 0;
- bjdj_value = 1;
- }else
- bjdj_value --;
- }
- for(i=0;i<4;i++) //4相
- {
- if(flag_z_f == 1) //開
- P2=zheng[i];// & (P2 | 0xf0); //
- else if(flag_z_f == 2)//關
- P2=fan[i];// & (P2 | 0xf0); //
- delay_uint(500); //改變這個參數可以調整電機轉速
- }
- }
- }
- /***************讀數模轉換數據****************/
- //請先了解ADC0832模數轉換的串行協議,再來讀本函數,主要是對應時序圖來理解,本函數是模擬0832的串行協議進行的
- // 1 0 0 通道
- // 1 1 1 通道
- unsigned char ad0832read(bit SGL,bit ODD)
- {
- unsigned char i=0,value=0,value1=0;
- SCL=0;
- DO=1;
- CS=0; //開始
- SCL=0; //第一個上升沿
- SCL=1;
- DO=SGL;
- SCL=0; //第二個上升沿
- SCL=1;
- DO=ODD;
- SCL=0; //第三個上升沿
- SCL=1; //第三個下降沿
- DO=1;
- for(i=0;i<8;i++)
- {
- SCL=1;
- SCL=0; //開始從第四個下降沿接收數據
- value>>=1;
- if(DO)
- value++;
- }
- for(i=0;i<8;i++)
- { //接收校驗數據
- value1>>=1;
- if(DO)
- value1+=0x80;
- SCL=1;
- SCL=0;
- }
- CS=1;
- SCL=1;
- if(value==value1) //與校驗數據比較,正確就返回數據,否則返回0
- return value;
- return 0;
- }
- /***********************18b20初始化函數*****************************/
- void init_18b20()
- {
- bit q;
- dq = 1; //把總線拿高
- delay_uint(1); //15us
- dq = 0; //給復位脈沖
- delay_uint(80); //750us
- dq = 1; //把總線拿高 等待
- delay_uint(10); //110us
- q = dq; //讀取18b20初始化信號
- delay_uint(20); //200us
- dq = 1; //把總線拿高 釋放總線
- }
- /*************寫18b20內的數據***************/
- void write_18b20(uchar dat)
- {
- uchar i;
- for(i=0;i<8;i++)
- { //寫數據是低位開始
- dq = 0; //把總線拿低寫時間隙開始
- dq = dat & 0x01; //向18b20總線寫數據了
- delay_uint(5); // 60us
- dq = 1; //釋放總線
- dat >>= 1;
- }
- }
- /*************讀取18b20內的數據***************/
- uchar read_18b20()
- {
- uchar i,value;
- for(i=0;i<8;i++)
- {
- dq = 0; //把總線拿低讀時間隙開始
- value >>= 1; //讀數據是低位開始
- dq = 1; //釋放總線
- if(dq == 1) //開始讀寫數據
- value |= 0x80;
- delay_uint(5); //60us 讀一個時間隙最少要保持60us的時間
- }
- return value; //返回數據
- }
- /*************讀取溫度的值 讀出來的是***************/
- uint read_temp()
- {
- uint value;
- uchar low; //在讀取溫度的時候如果中斷的太頻繁了,就應該把中斷給關了,否則會影響到18b20的時序
- init_18b20(); //初始化18b20
- write_18b20(0xcc); //跳過64位ROM
- write_18b20(0x44); //啟動一次溫度轉換命令
- init_18b20(); //初始化18b20
-
- write_18b20(0xcc); //跳過64位ROM
- write_18b20(0xbe); //發出讀取暫存器命令
-
- low = read_18b20(); //讀溫度低字節
- value = read_18b20(); //讀溫度高字節
- value <<= 8; //把溫度的高位左移8位
- value |= low; //把讀出的溫度低位放到value的低八位中
- value *= 0.0625; //轉換到溫度值 小數
- return value; //返回讀出的溫度 帶小數
- }
- /*************時鐘顯示***************/
- void init_1602_ds1302()
- {
- write_sfm2_ds1302(1,4,shi); //顯示時
- write_sfm2_ds1302(1,7,fen); //顯示分
- write_sfm2_ds1302(1,10,miao); //顯示秒
- write_sfm1(2,0,week) ;
- write_sfm2_ds1302(2,4,nian); //顯示年
- write_sfm2_ds1302(2,7,yue); //顯示月
- write_sfm2_ds1302(2,10,ri); //顯示日
- }
- /*************定時器0初始化程序***************/
- void init_time0()
- {
- EA = 1; //開總中斷
- TMOD = 0X01; //定時器0、工作方式1
- ET0 = 1; //開定時器0中斷
- TR0 = 1; //允許定時器0定時
- }
- /********************獨立按鍵程序*****************/
- void key() //獨立按鍵程序
- {
- static uchar key_new;
- key_can = 20; //按鍵值還原
- P3 |= 0xf0; //對應的按鍵IO口輸出為1
- if((P3 & 0xf0) != 0xf0) //按鍵按下
- {
- delay_1ms(1); //按鍵消抖動
- if(((P3 & 0xf0) != 0xf0) && (key_new == 1))
- { //確認是按鍵按下
- key_new = 0;
- switch(P3 & 0xf0)
- {
- case 0x80: key_can = 1; break; //得到按鍵值
- case 0x40: key_can = 2; break; //得到按鍵值
- case 0xb0: key_can = 3; break; //得到按鍵值
- case 0x70: key_can = 4; break; //得到按鍵值
- }
- flag_lj_en = 1;
- beep = 0;
- delay_1ms(80);
- beep = 1;
- }
- }
- else
- {
- key_new = 1;
- flag_lj_en = 0;
- }
- }
- /**********************設置函數************************/
- void key_with()
- {
- if(menu_1 == 0)
- if(key_can == 2) //設置手動還是自動模式
- {
- flag_zd_sd ++;
- if(flag_zd_sd >= 3)
- flag_zd_sd = 0;
- if(flag_zd_sd == 0) //手動
- write_string(1,0," sd");
- if(flag_zd_sd == 1) //定時模式
- write_string(1,0," ds");
- if(flag_zd_sd == 2) //光線控制
- write_string(1,0," gx");
- flag_kaig_moshi = 0;
- }
- if(key_can == 1) //設置鍵
- {
- menu_1++;
- if(menu_1 == 1) //設置時間
- {
- menu_2 = 1;
- write_string(1,0," : : W: ");
- write_string(2,0," 20 - - ");
- }
- if(menu_1 == 2) //設置開關窗簾時間
- {
- menu_2 = 1;
- write_string(1,0," kai 00:00 ");
- write_string(2,0,"guan 00:00 ");
- }
- if(menu_1 == 3) //設置報警光線報警
- {
- menu_2 = 1;
- write_string(1,0," Set Guanxian ");
- write_string(2,0," 00% ");
- }
- if(menu_1 == 4) //設置報警溫度
- {
- menu_2 = 1;
- write_string(1,0," Set Wendu ");
- write_string(2,0," 00 ");
- write_zifu(2,9,0xdf); //顯示度
- }
- if(menu_1 == 5) //手動把窗簾歸0
- {
- menu_2 = 1;
- write_string(1,0," tiaoshi dianji ");
- write_string(2,0," 0 ");
- write_guanbiao(2,6,0);
- }
- if(menu_1 > 2) //回到正常顯示
- {
- menu_1 = 0;
- write_guanbiao(1,2,0); //關閉光標
- init_1602_dis_csf(); //初始化液晶顯示
- }
- }
- if(key_can == 2) //選擇鍵
- {
- flag_200ms = 1;
- if(menu_1 == 1) //設置時間
- {
- menu_2 ++;
- if(menu_2 > 5)
- menu_2 = 1;
- }
- if(menu_1 == 2) //設置開關的時間
- {
- menu_2 ++;
- if(menu_2 > 4)
- menu_2 = 1;
- }
- }
- if(menu_1 == 1)
- {
- if(menu_2 == 1) //設置時
- {
- if(key_can == 3) //加
- {
- shi+=0x01;
- if((shi & 0x0f) >= 0x0a)
- shi = (shi & 0xf0) + 0x10;
- if(shi >= 0x24)
- shi = 0;
- }
- if(key_can == 4) //減
- {
- if(shi == 0x00)
- shi = 0x24;
- if((shi & 0x0f) == 0x00)
- shi = (shi | 0x0a) - 0x10;
- shi -- ;
- }
- }
- if(menu_2 == 2) //設置分
- {
- if(key_can == 3) //加
- {
- fen+=0x01;
- if((fen & 0x0f) >= 0x0a)
- fen = (fen & 0xf0) + 0x10;
- if(fen >= 0x60)
- fen = 0;
- }
- if(key_can == 4) //減
- {
- if(fen == 0x00)
- fen = 0x5a;
- if((fen & 0x0f) == 0x00)
- fen = (fen | 0x0a) - 0x10;
- fen -- ;
- }
- }
- if(menu_2 == 3) //設置秒
- {
- if(key_can == 3) //加
- {
- miao+=0x01;
- if((miao & 0x0f) >= 0x0a)
- miao = (miao & 0xf0) + 0x10;
- if(miao >= 0x60)
- miao = 0;
- }
- if(key_can == 4) //減
- {
- if(miao == 0x00)
- miao = 0x5a;
- if((miao & 0x0f) == 0x00)
- miao = (miao | 0x0a) - 0x10;
- miao -- ;
- }
- }
- if(menu_2 == 4) //設置星期
- {
- if(key_can == 3) //加
- {
- week+=0x01;
- if((week & 0x0f) >= 0x0a)
- week = (week & 0xf0) + 0x10;
- if(week >= 0x08)
- week = 1;
- }
- if(key_can == 4) //減
- {
- if(week == 0x01)
- week = 0x08;
- if((week & 0x0f) == 0x00)
- week = (week | 0x0a) - 0x10;
- week -- ;
- }
- }
- if(menu_2 == 5) //設置年
- {
- if(key_can == 3) //加
- {
- nian+=0x01;
- if((nian & 0x0f) >= 0x0a)
- nian = (nian & 0xf0) + 0x10;
- if(nian >= 0x9a)
- nian = 1;
- }
- if(key_can == 4) //減
- {
- if(nian == 0x01)
- nian = 0x9a;
- if((nian & 0x0f) == 0x00)
- nian = (nian | 0x0a) - 0x10;
- nian -- ;
- }
- }
- if(menu_2 == 6) //設置月
- {
- if(key_can == 3) //加
- {
- yue+=0x01;
- if((yue & 0x0f) >= 0x0a)
- yue = (yue & 0xf0) + 0x10;
- if(yue >= 0x13)
- yue = 1;
- }
- if(key_can == 4) //減
- {
- if(yue == 0x01)
- yue = 0x13;
- if((yue & 0x0f) == 0x00)
- yue = (yue | 0x0a) - 0x10;
- yue -- ;
- }
- }
- if(menu_2 == 7) //設置日
- {
- if(key_can == 3) //加
- {
- ri+=0x01;
- if((ri & 0x0f) >= 0x0a)
- ri = (ri & 0xf0) + 0x10;
- if(ri >= 0x32)
- ri = 0;
- }
- if(key_can == 4) //減
- {
- if(ri == 0x01)
- ri = 0x32;
- if((ri & 0x0f) == 0x00)
- ri = (ri | 0x0a) - 0x10;
- ri -- ;
- }
- }
- write_sfm2_ds1302(1,2,shi); //顯示時
- write_sfm2_ds1302(1,5,fen); //顯示分
- write_sfm2_ds1302(1,8,miao); //顯示秒
- write_sfm1(1,14,week); //顯示星期
- write_sfm2_ds1302(2,3,nian); //顯示年
- write_sfm2_ds1302(2,6,yue); //顯示月
- write_sfm2_ds1302(2,9,ri); //顯示日
- switch(menu_2) // 光標顯示
- {
- case 1: write_guanbiao(1,2,1); break;
- case 2: write_guanbiao(1,5,1); break;
- case 3: write_guanbiao(1,8,1); break;
- case 4: write_guanbiao(1,14,1); break;
- case 5: write_guanbiao(2,3,1); break;
- case 6: write_guanbiao(2,6,1); break;
- case 7: write_guanbiao(2,9,1); break;
- }
- write_time(); //把時間寫進去
- }
- /***************設置開關窗簾時間*********************/
- if(menu_1 == 2)
- {
- if(menu_2 == 1) //設置開窗簾時間時
- {
- if(key_can == 3) //加
- set_ds1302time(1,&k_shi,0x24);
- if(key_can == 4) //減
- set_ds1302time(0,&k_shi,0x24);
- }
- if(menu_2 == 2) //設置開窗簾時間分
- {
- if(key_can == 3) //加
- set_ds1302time(1,&k_fen,0x60);
- if(key_can == 4) //減
- set_ds1302time(0,&k_fen,0x60);
- }
- if(menu_2 == 3) //設置關窗簾時間時
- {
- if(key_can == 3) //加
- set_ds1302time(1,&g_shi,0x24);
- if(key_can == 4) //減
- set_ds1302time(0,&g_shi,0x24);
- }
- if(menu_2 == 4) //設置關窗簾時間分
- {
- if(key_can == 3) //加
- set_ds1302time(1,&g_fen,0x60);
- if(key_can == 4) //減
- set_ds1302time(0,&g_fen,0x60);
- }
- write_sfm2_ds1302(1,5,k_shi); //顯示開時
- write_sfm2_ds1302(1,8,k_fen); //顯示開分
- write_sfm2_ds1302(2,5,g_shi); //顯示關時
- write_sfm2_ds1302(2,8,g_fen); //顯示關分
- switch(menu_2) // 光標顯示
- {
- case 1: write_guanbiao(1,5,1); break;
- case 2: write_guanbiao(1,8,1); break;
- case 3: write_guanbiao(2,5,1); break;
- case 4: write_guanbiao(2,8,1); break;
- }
- }
- if(menu_1 == 3) //設置光線等級
- {
- if(key_can == 3) //加
- {
- guanxian_set ++;
- if(guanxian_set >= 99)
- guanxian_set = 99;
- }
- if(key_can == 4) //減
- {
- if(guanxian_set != 0)
- guanxian_set --;
- }
- write_sfm2(2,7,guanxian_set);
- write_guanbiao(2,6,1);
- }
- if(menu_1 == 4) //設置溫度等級
- {
- if(key_can == 3) //加
- {
- t_high ++;
- if(t_high >= 99)
- t_high = 99;
- }
- if(key_can == 4) //減
- {
- if(t_high != 0)
- t_high --;
- }
- write_sfm2(2,7,t_high);
- write_guanbiao(2,6,1);
- }
- }
- /*************手動開關窗簾***************/
- void shoudong_kaiguan() //手動開關窗簾
- {
- static uchar h_value,l_value;
- if(flag_zd_sd == 0) //手動模式
- {
- if(menu_1 == 0)
- {
- if(key_can == 3)
- {
- h_value ++;
- flag_z_f = 1; //手動開窗
- l_value = 0;
- if(h_value >= 2)
- {
- h_value = 0;
- flag_z_f = 0; //停止開窗
- }
- }
- if(key_can == 4)
- {
- flag_z_f = 2; //手動關窗
- l_value ++;
- h_value = 0;
- if(l_value >= 2)
- {
- l_value = 0;
- flag_z_f = 0; //停止關窗
- }
- }
- }
- }
- if(flag_zd_sd == 2) //光線控制模式
- {
- if(guanxian <= guanxian_set)
- flag_z_f = 1; //手動開窗
- else
- flag_z_f = 2; //手動關窗
- }
- }
-
- /*********************智能窗簾處理函數***********************/
- void zinengchuanglian_dis() //智能窗簾處理函數
- {
-
- if(flag_zd_sd == 1) //定時模式
- {
- if((miao == 0) && (fen == k_fen) && (shi == k_shi)) //定時開窗
- {
- flag_z_f = 1; //開窗
- }
- if((miao == 0) && (fen == g_fen) && (shi == g_shi)) //定時關窗
- {
- flag_z_f = 2; //關窗
- }
- }
- }
- /*****************調試窗簾電機*******************/
- void tiaoshi_dianji() //調試窗簾電機
- {
- static uchar value;
- if(menu_1 == 5) //把窗簾歸零
- {
- if(key_can == 3)
- {
- flag_z_f = 1; //手動開窗
- value = 1;
- }
- if(key_can == 4)
- {
- flag_z_f = 2; //手動關窗
- value = 1;
- }
- if(flag_lj_en == 0)
- {
- if(value == 1)
- {
- value = 0;
- flag_z_f = 0;
- bjdj_value = 0;
- }
- }
- else
- {
- for(i=0;i<4;i++) //4相
- {
- if(flag_z_f == 1) //開
- P2=zheng[i];
- else if(flag_z_f == 2)//關
- P2=fan[i];
- delay_uint(500); //改變這個參數可以調整電機轉速
- }
- }
- }
- }
- /***********外部中斷0初始化程序****************/
- void init_int0() //外部中斷0初始化程序
- {
- EX0=1; //允許外部中斷0中斷
- EA=1; //開總中斷
- IT0 = 1; //外部中斷0負跳變中斷
- }
- /***********紅外遙控程序**************/
- void hongwai_dis()
- {
- if(flag_jiema_en == 1)
- {
- flag_jiema_en = 0;
- beep = 0; //蜂鳴器叫一聲
- delay_1ms(50);
- beep = 1;
- switch(hw_table[2])
- {
- case 0x07: key_can = 4; break; //得到按鍵值
- case 0x15: key_can = 3; break; //得到按鍵值
- case 0x44: key_can = 2; break; //得到按鍵值
- case 0x40: key_can = 1; break; //得到按鍵值
- }
- if(hw_table[2] == 0x45) //退出鍵
- {
- menu_1 = 0;
- write_guanbiao(1,2,0); //關閉光標
- init_1602_dis_csf(); //初始化液晶顯示
- }
- hw_table[2] = 0; //把數據清零
- }
- }
- /*****************主函數********************/
- void main()
- {
- init_time0(); //初始化定時器
- init_1602(); //lcd1602初始化
- init_1602_dis_csf(); //lcd1602初始化顯示
- init_int0(); //外部中斷0初始化程序
- while(1)
- {
- key(); //按鍵程序
- hongwai_dis(); //紅外遙控程序
- if(key_can < 10)
- {
- key_with();
- }
- if(flag_200ms == 1)
- {
- flag_200ms = 0;
- temperature = read_temp(); //讀溫度 環境溫度
- if(temperature >= 99)
- temperature = 99;
- guanxian = ad0832read(1,0) * 99.0 / 255;
- if(menu_1 == 0)
- {
- read_time(); //讀時間
- init_1602_ds1302(); //顯示時鐘
- write_sfm2(1,13,guanxian); //顯示溫度
- write_sfm2_18B20(2,13,temperature); //顯示溫度
- }
- if(temperature >= t_high)
- beep = ~beep; //蜂鳴器溫度報警
- else
- beep = 1;
- }
- if(menu_1 == 0)
- {
- shoudong_kaiguan(); //手動開關窗簾
- zinengchuanglian_dis(); //智能窗簾定時處理函數
- }
- tiaoshi_dianji(); //調試窗簾電機
- bujindj(); //步進電機函數
- delay_1ms(1);
- }
- }
- /*****************紅外解碼程序********************/
- void int0() interrupt 0
- {
- unsigned char i,j;
- delay_100us(40); //防止干擾
- if(hw_P32 == 0)
- { //引導碼9+4.5=13.5ms
- while(hw_P32 == 0); //等待9ms的低電平過完
- delay_100us(27); //2.7ms
- if(hw_P32 == 1) //引碼結束
- {
- delay_100us(20); // 說明4.5ms的高電平已經過完 引導碼已經結束
- for(i=0;i<4;i++)
- for(j=0;j<8;j++)
- {
- while(hw_P32 == 0); //等待過完0.56ms
- delay_100us(9);
- if(hw_P32 == 0) //數據0的時間
- { //數據1的時間
- hw_table[i] >>= 1; //低位在前
- }
- else
- {
- delay_100us(10); //0.9+1.0=1.9ms 延時讓1.685高電平的時間過完
- hw_table[i] >>= 1; //低位在前
- hw_table[i] |= 0x80; //1.9ms過完后 數據線已經是低電平了
- }
- }
- flag_jiema_en = 1; //紅外解碼成功
- }
- }
- }
- /**************定時器0中斷程序*****************/
- void time0() interrupt 1
- {
- static uchar value;
- TH0 = 0X3C;
- TL0 = 0XB0; //50ms
- value ++;
- if(value >= 6) //200ms
- {
- value = 0;
- flag_200ms = 1;
- }
- }
復制代碼 |