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i=8;

while(i>0)i--; ds=1;

//¶ÔIOÏß½øÐÐд0

i=1;

while(i>0)i--;

}

}

}

bit temp_rd_bit( ) //¶ÁһλÊý¾Ý×Ó³ÌÐò { uint i; bit dat; ds=1; i=0; ds=0;//2us i++; i++; ds=1;//6us i++;//3us

dat=ds; i=4;

while(i>0)i--; //32us return(dat);

}

uchar tempread( )//¶ÁÒ»¸ö×Ö½ÚÊý¾Ý { uchar i,j,dat; dat=0; for(i=0;i<8;i++) { j=temp_rd_bit( );

dat=(j<<7)|(dat>>1); //¶Á³öÊý¾Ý×îµÍλÔÚ×îÇ°Ãæ£¬¸ÕºÃÒ»¸ö×Ö½ÚÔÚdatÀïµÚ43Ò³ ¹²48Ò³

}

return(dat); //¶ÁÁË8´Î¼´8¸ö×Ö½Ú

}

void tempchange( ) //Æô¶¯Î¶Èת»» { ds_reset( );

temp_wr_byte(0xcc);

//Ìø¹ýROM

temp_wr_byte(0x44); //Æô¶¯Î¶Èת»»

}

void temp_rec( ) //¶ÁȡζÈÊý¾Ý

{ uchar a,b; ds_reset( );

temp_wr_byte(0xcc); //Ìø¹ýROM

temp_wr_byte(0xbe); //´ÓÔÝ´æ¼Ä´æÆ÷¶Á×Ö½Ú a=tempread( ); b=tempread( ); temp=b; temp<<=8;

//±£Áô×î¸ßλ

temp=temp|a;

xs_temp=temp*0.0625; //·Ö±æÂÊΪ1/2^12.

}

void write_com(uchar com)//Òº¾§Ð´Ö¸Áî²Ù×÷×Ó³ÌÐò { lcden=0; lcdrs=0; P1=com; delay(1); lcden=1; delay(1); lcden=0;

}

void write_date(uchar date)//Òº¾§Ð´Êý¾Ý²Ù×÷×Ó³ÌÐò {

lcden=0;

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lcdrs=1; P1=date; delay(1); lcden=1; delay(1); lcden=0;

}

void lcd_init( )//Òº¾§³õʼ»¯×Ó³ÌÐò { lcdrw=0;

write_com(0x38); //»ù±¾Ö¸Á

write_com(0x0c); //ÕûÌåÏÔʾ¿ª£¬ÓαêºÍÓαêλÖÃ¹Ø write_com(0x06); //дһ¸ö×Ö½Úʱ£¬µØÖ·Ö¸Õë¼Ó1£¬¹â±ê¼Ó1. write_com(0x01); // ÇåDDRAM

while(table1[num]!='\\0') {write_date(table1[num]); num++; delay(50);

}

}

void xianshi( ) { write_com(0xc0);

//É趨DDRAMµØÖ·

for(num=0;num<10;num++) { write_date(table0[num]); delay(1);

}

write_com(0x8a+0x40); //ÉèÖÃÏÔʾµ½¶ÔÓ¦µÄµØÖ· write_date(temp_shi);

write_com(0x8b+0x40); //É趨µ½0x8bËùÔÚλ write_date(temp_ge); write_com(0x8c+0x40);

write_date('.');

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write_com(0x8d+0x40); write_date(temp_fen); write_com(0x8e+0x40); write_date(temp_miao); delay(1);

}

void shujucl( )//Êý¾Ý´¦Àí×Óº¯Êý { t=xs_temp*100; //СÊýµãºó±ßÖ»ÏÔʾ1룬 temp_shi=t/1000+0x30;

//ÈÃÆäÏÔʾ0x3x,¶ÔÓ¦×ÅascµÄÊý×Ö

temp_ge=t00/100+0x30; temp_miao=t+0x30; temp_fen=t0/10+0x30;

} void led() { if(t<1500) { ledy=1; ledg=0; ledr=0; le=1; re=0; buzz=1; }

if(t>=1500&&t<=2800) { ledg=1; ledr=0; ledy=0; le=0; re=0;

buzz=0;

}

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