/*==================================================CopyLeft(CL) FORVERE WjjAll rights NOT reserved版權所無，翻版不究，但請保留此處信息http://blog.sina.com.cn/u/2150397142 any problem or suggestion mail to: 15258297408@163.com************************************************************文件名：Motor_simulation*文件說明:洗衣機正反轉、定時、加速減速模擬源代碼*版本: The final version*芯片: STC89C52RC*晶振: (外)內部12MHz晶振*作者: Wang Jian Jun*日期: 2010年6月4日 *編譯環(huán)境: keil4 proteus7 *結果： 軟件測試通過，實物測試通過*說明: 洗衣機正反轉、定時、加速減速模擬，由LCD1602顯示定時時長，并倒計時顯示，轉速(轉速由0-9數(shù)字表征)，轉動由數(shù)碼管段位交替顯示來體現(xiàn)================================================*/#includereg52.h> //加載C51核心庫文件#includeintrins.h> //加載應用型庫文件#define nop() _nop_()#define N 15536#define uint unsigned int#define uchar unsigned char //宏定義，方便寫程序sbit key0 = P0^0;sbit key1 = P0^1;sbit key2 = P0^2;sbit key3 = P0^3; //定時選擇、啟動(再次啟動)按鍵定義sbit pp = P2^7; //定時到報警輸出口sbit SpeAdd = P0^5; //速度加sbit SpeSub = P0^4; //速度減sbit lcden=P2^2;sbit lcdrw=P2^1;sbit lcdrs=P2^0; //LCD控制端口定義uint count = 0;uint count1 = 0;uint count2 = 0;uint count3 = 0; //計數(shù)變量定義uint time = 0;uint time1 = 0; //定時時間存儲變量uint Speed = 4; //速度選擇 值越大速度越慢uint Direction = 0; //方向標志uint LedPa = 0; //數(shù)碼管參數(shù)uchar LedCode1[] = {0Xfe, 0Xfd, 0Xfb, 0Xf7, 0Xef, 0Xdf}; //正時針顯示uchar LedCode2[] = {0xdf, 0xef, 0xf7, 0xfb, 0xfd, 0xfe}; //逆時針顯示uchar idata table[]={"Set Time:"}; //第一行提示語"Set Time:"uchar idata table1[]={"Real Speed:"}; //第一行提示語"Real Speed:"/************************************** 延時子程序 ****** 無返回值 **************************************/void DelayNS(uint dly) { uint i;for(; dly>0; dly--) for(i=0; i100; i++);}/************************************** LCD忙檢測 ****** 返回忙標志 ***************************************/bit lcd_busy(){bit result;lcdrw = 1;lcdrs = 0;lcden = 1;nop();nop();nop();nop();result = (bit)(P10x80);lcden = 0;return(result);}/************************************** LCD寫命令子程序 ****** 無返回值 ***************************************/void write_com(uchar com){while(lcd_busy()); //LCD忙等待lcdrs = 0;lcdrw = 0;P1 = com;DelayNS(5);lcden = 1;DelayNS(5);lcden = 0;}/************************************** LCD寫數(shù)據(jù)子程序 ****** 無返回值 ***************************************/void write_data(uchar date){while(lcd_busy()); //LCD忙等待lcdrs = 1;lcdrw = 0;P1 = date;DelayNS(5);lcden = 1;DelayNS(5);lcden = 0;}/************************************** LCD初始化 ****** 無返回值 ***************************************/void lcd_init(){lcden = 0;write_com(0x38);DelayNS(5);write_com(0x0c);DelayNS(5);write_com(0x06);DelayNS(5);write_com(0x01);DelayNS(5);write_com(0x80);DelayNS(5);write_com(0x01);} /************************************** 鍵盤掃描子程序 ****** 無返回值 ***************************************/void keyscan(){P1=0xff;if(key0==0){DelayNS(10);if(key0==0){time = 300;time1 = time;}while(!key0); //等待按鍵松開} //設置300sif(key1==0){DelayNS(10);if(key1==0){time = 200;time1 = time;}while(!key1); //等待按鍵松開} //設置200sif(key2==0){DelayNS(10);if(key2==0){time = 100; time1 = time;}while(!key2); //等待按鍵松開} //設置100sif(key3==0){DelayNS(10);if(key3==0){ while(!key3); //等待按鍵松開TR1 = ~TR1;TR0 = ~TR0;time1 = time;pp=1;}} //啟動(再次啟動)}/************************************** 主程序 ****** ***************************************/void main() //主函數(shù){uint i;lcd_init(); //LCD初始化EA = 1; //開總中斷 ET0 = 1; //開定時器0中斷ET1 = 1; //開定時器0中斷TMOD = 0x11; //定時器0和1的工作方式都為1TH0 = 0x00; TL0 = 0x00;TH1=0x3c;TL1=0xb0; //定時初值Direction = 0; //方向設置（順）for(i=0;i9;i++) { write_data(table[i]);DelayNS(2);} //第一行提示語"Set Time:"顯示write_com(0x80+0x40); //LCD第二行起始地址for(i=0;i11;i++) { write_data(table1[i]);DelayNS(2);} //第一行提示語"Real Speed:"write_com(0x80);while(1) //主循環(huán){keyscan(); //按鍵掃描table[10]=time1/100+0x30;table[11]=time1%100/10+0x30;table[12]=time1%100%10+0x30;table[13]=0x73;write_com(0x80+0x0a);for(i=10;i14;i++) { write_data(table[i]);DelayNS(2);}table1[12]=(10-Speed)+0x30;write_com(0x80+0x4c);for(i=12;i13;i++){write_data(table1[i]);DelayNS(2); }} //以上顯示定時時間，轉速}/************************************** 定時器0中斷服務程序 ****** 無返回值 ***************************************/void timer_0() interrupt 1 {count++;if(count==(6800/Speed)){count=0;Direction=~Direction; //10s轉向取反 }if(!SpeAdd) //速度加判斷{DelayNS(10);while(!SpeAdd);DelayNS(10);++Speed;if(Speed == 10) //檔位溢出處理{Speed = 9;}}if(!SpeSub) //速度減判斷{DelayNS(10);while(!SpeSub);DelayNS(10);Speed--;if(Speed == 1) //檔位溢出處理{Speed = 2;} }count1++;if(count1 == 50){ if(Direction){P3 = LedCode1[LedPa++];if(LedPa == 6){LedPa = 0;} } if(!Direction){P3 = LedCode2[LedPa++];if(LedPa == 6){LedPa = 0;}}count1 = 0;} //數(shù)碼管段位交替顯示TH0 = (65536 - (Speed*1000))/256;TL0 = (65536 - (Speed*1000))%256; //重裝初值}/************************************** 定時器1中斷服務程序 ****** 返回time1 ***************************************/void timer_1() interrupt 3 {count3++;if(count3 == 20) //定時1s{time1--; //實現(xiàn)倒計時if(time1 == 0){TR0 = ~TR0; //時間到關timer0TR1 = ~TR1; //時間到關timer2time1 = 0;pp=0; //時間到報警}count3 = 0;}TH1=0x3c;TL1=0xb0; //重裝初值}
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