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»ùÓÚMCS51µÄÁ½Æ¬µ¥Æ¬»úÖ®¼äµÄ´®ÐÐͨÐŽӿÚÉè¼Æ

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  • 3 ´ÎÏÂÔØ
  • 2025/6/24 16:06:19

»ùÓÚMCS51µÄÁ½Æ¬µ¥Æ¬»úÖ®¼äµÄ´®ÐÐͨÐŽӿÚÉè¼Æ

while(1) //¿ªÆôËÀÑ­»· { if(K1==0) { ES=0; delay1(5000); if(K1==0) {

SBUF=5;

while(!TI); // µÈ´ý·¢ËÍÍê TI=0; while(!K1); } ES=1;

}

else if(AA==100) { AA=0; P1=Table[i]; i++;

if(i>9) { i=0; }

delay1(5000); } else { ES=0; TI=0;

31

»ùÓÚMCS51µÄÁ½Æ¬µ¥Æ¬»úÖ®¼äµÄ´®ÐÐͨÐŽӿÚÉè¼Æ

SBUF=4;

while(!TI); //µÈ´ý·¢ËÍÍê TI=0; ES=1;

DS18B20_dis(); }

delay1(5000); } }

void UART_init(void) //³õʼ»¯Òì²½´«Êäʱ϶ {

SCON=0X50;//´®¿Ú¹¤×÷·½Ê½1£¬

TMOD=0X22;//¶¨Ê±Æ÷1¹¤×÷·½Ê½2£¬8λ×Ô¶¯ÖØ×° TH1=0XF3; //ÉèÖÃT1³õʼֵ

TL1=0XF3;//²¨ÌØÂÊΪ2400£¨12MHZ£©(11.0592MHZÌî³äֵΪ0xf4) TR1=1; //Æô¶¯T1¶¨Ê±Æ÷ EA=1;//¿ª×ÜÖÐ¶Ï ES=1;//guan´®¿ÚÖÐ¶Ï }

void delay1(unsigned int delay_time) //ʱ϶ÑÓ³Ù {

while(delay_time); }

void DS18B20_dis() {

write_command(0x80);//ÊäÈëÃüÁî delay1(500);

write_data(0x30+temp10/10); write_data(0x30+temp10); write_data (0xdf);

32

»ùÓÚMCS51µÄÁ½Æ¬µ¥Æ¬»úÖ®¼äµÄ´®ÐÐͨÐŽӿÚÉè¼Æ

write_data ('C'); }

void ser() interrupt 4 //¿ÕÏÐʱ϶ÖÐ¶Ï { RI=0; AA=SBUF; if(AA<100) {

temp1=AA; } else ; }

B»ú³ÌÐò£º #include #include \

sbit LED1=P2^6; //¶¨ÒåÒ»¸ö¿ÉѰַ±äÁ¿ sbit LED2=P2^7; sbit KB=P1^7; unsigned char aa;

void UART_init(void);//ÉèÖóõʼֵΪ¿Õ unsigned int temp1 = 0; void main() {

UART_init(); init_ds18b20(); delay(50000);//ÑÓ³Ù LED1=1; LED2=1;

while(1)

33

»ùÓÚMCS51µÄÁ½Æ¬µ¥Æ¬»úÖ®¼äµÄ´®ÐÐͨÐŽӿÚÉè¼Æ

{

if(aa==5) { LED2=LED2; LED1=LED1;

delay(50000);//ÑÓ³Ù delay(50000); }

else if(KB==0) { ES=0;

delay(5000);//ÑÓ³Ù if(KB==0) {

SBUF=100;

while(!TI);//µÈ´ý·¢ËÍÍê

TI=0; //·¢Ëͱê־λÖÃÁãµÈ´ýÏ´η¢ËÍ while(!KB); } ES=1;

} else { ES=0; LED1=1; LED2=1;

temp1= rd_temperature();//Ñ¡ÔñÎÂ¶È SBUF=temp1;

while(!TI);//µÈ´ý½ÓÊÜÍê³É

TI=0; //·¢Ëͱê־λÖ㬵ȴýÏ´η¢ËÍ

34

»ùÓÚMCS51µÄÁ½Æ¬µ¥Æ¬»úÖ®¼äµÄ´®ÐÐͨÐŽӿÚÉè¼Æ

ES=1; }

delay(50000); //ÑÓ³Ù } }

void UART_init(void) //ͬ²½ÖÐ¶Ï {

SCON=0X50;//´®¿Ú¹¤×÷·½Ê½1£¬

TMOD=0X22;//¶¨Ê±Æ÷1¹¤×÷·½Ê½2£¬8λ×Ô¶¯ÖØ×° TH1=0XF3;

TL1=0XF3;//²¨ÌØÂÊΪ2400£¨12MHZ£©(11.0592MHZÌî³äֵΪ0xf4) TR1=1;

EA=1;//¿ª×ÜÖÐ¶Ï ES=1;//¿ª´®¿ÚÖÐ¶Ï }

void ser() interrupt 4 //ÖÐ¶Ï {

RI=0;//¹Ø±Õ½ÓÊÜʹÄÜ룬µÈ´ýÏ´νÓËÍ aa=SBUF; }

35

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»ùÓÚMCS51µÄÁ½Æ¬µ¥Æ¬»úÖ®¼äµÄ´®ÐÐͨÐŽӿÚÉè¼Æ while(1) //¿ªÆôËÀÑ­»· { if(K1==0) { ES=0; delay1(5000); if(K1==0) { SBUF=5; while(!TI); // µÈ´ý·¢ËÍÍê TI=0; while(!K1); } ES=1; } else if(AA==100) { AA=0; P1=Table[i]; i++; if(i>9) { i=0; } delay1(5000); } else { ES=0; TI=0; 31

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