{"id":169,"date":"2010-07-05T12:28:00","date_gmt":"2010-07-05T12:28:00","guid":{"rendered":"http:\/\/www.fujiangyun.com\/?p=169"},"modified":"2010-07-05T12:28:00","modified_gmt":"2010-07-05T12:28:00","slug":"%e6%b8%a9%e6%8e%a7%e6%ad%a5%e8%bf%9b%e7%94%b5%e6%9c%ba","status":"publish","type":"post","link":"https:\/\/www.fujiangyun.com\/blog\/?p=169","title":{"rendered":"\u6e29\u63a7\u6b65\u8fdb\u7535\u673a-\u8fd9\u662f\u7ed9\u5b9d\u7231\u5983\u5f04\u7684"},"content":{"rendered":"

\"\"<\/a><\/a><\/p>\n

\/***************************************************
\n\u8981\u6c42\u7535\u52a8\u673a\u7684\u8f6c\u901f\u968f\u5916\u90e8\u73af\u5883\u6e29\u5ea6\u7684\u53d8\u5316\u800c\u53d8\u5316\uff0c\u5177\u4f53\u7684\u8981\u6c42\u662f\uff1a
\n\u5916\u90e8\u6e29\u5ea6\u65f6\uff0c\u7535\u52a8\u673a\u5728L298\u9a71\u52a8\u4e0b\u52a0\u901f\u6b63\u8f6c\uff0c\u6e29\u5ea6\u65f6\u7535\u52a8\u673a\u5168\u901f
\n\u6b63\u8f6c\uff1b\u5f53\u5916\u90e8\u6e29\u5ea6\u65f6\u7535\u52a8\u673a\u52a0\u901f\u53cd\u8f6c\uff0c\u6e29\u5ea6\u65f6\u7535\u52a8\u673a\u5168\u901f\u53cd\u8f6c\uff1b\u6e29
\n\u5ea6\u56de\u5230\u4e4b\u95f4\u65f6\u7535\u52a8\u673a\u9010\u6e10\u505c\u6b62\u8f6c\u52a8\u3002
\n********************************************************\/<\/p>\n

#include<reg51.h>
\n#define uchar unsigned char
\n#define uint unsigned int
\n#define uint8 unsigned char
\n#define uint16 unsigned int
\nuint delaynum,flag,dingflag,dingnum;
\nsbit lcdrs = P3^0;
\nsbit lcdrw = P3^1;
\nsbit lcden = P3^3;<\/p>\n

sbit DQ = P1^0;
\nuchar Temp_Value;
\nuint8 TEMP_ERR;<\/p>\n

uchar code lbj[15] = ” 0605044225 ZCF”;
\nuchar code num[10] = “0123456789”;
\nuchar code speed[6] = “speed:”;
\nuchar code danw[4] = “r\/s.”;
\nuchar code test[15] = ” Waitting 3s. “;<\/p>\n

uchar code hz[16] = {
\n 0xFF,0xE4,0xE4,0xE7,0xF4,0xF4,0xFF,0x00, \/\/”\u6b63”\u5b57
\n 0xE2,0xFC,0xF0,0xFE,0xFA,0xF4,0xFA,0x00 \/\/”\u53cd”\u5b57
\n };<\/p>\n

void delayms(uint z)
\n{
\n uint i,j;
\n for(i=z;i>0;i–)
\n for(j=124;j>0;j–);
\n}<\/p>\n

void lcd_write_com(uchar com) \/\/\u6db2\u6676\u5199\u6307\u4ee4\u51fd\u6570
\n{
\n lcdrw = 0;
\n lcdrs = 0;
\n P0 = com;
\n delayms(5);
\n lcden = 1;
\n delayms(5);
\n lcden = 0;
\n}<\/p>\n

void lcd_write_dat(uchar dat) \/\/\u6db2\u6676\u5199\u6570\u636e\u51fd\u6570
\n{
\n lcdrw = 0;
\n lcdrs = 1;
\n P0 = dat;
\n delayms(5);
\n lcden = 1;
\n delayms(5);
\n lcden = 0;
\n}<\/p>\n

void lcd_init() \/\/\u6db2\u6676\u521d\u59cb\u5316\u51fd\u6570
\n{
\n lcden = 0;
\n lcd_write_com(0x38);
\n lcd_write_com(0x0c);
\n lcd_write_com(0x06);
\n lcd_write_com(0x01);
\n lcd_write_com(0x80);
\n}<\/p>\n

void TEMP_Delay(uint16 i)
\n{
\n while(i–);
\n}
\nvoid TEMP_INITIALIZE()
\n{
\n DQ=1;
\n TEMP_Delay(8);
\n DQ=0;
\n TEMP_Delay(80);
\n DQ=1;
\n TEMP_Delay(14);
\n TEMP_ERR=DQ;
\n TEMP_Delay(20);
\n}<\/p>\n

uint8 TEMP_Read_Char()
\n{
\n uint8 i;
\n uint8 dat;
\n for(i=0;i<8;i++)
\n {
\n DQ=0;
\n dat>>=1;
\n DQ=1;
\n if(DQ==1)
\n dat|=0x80;
\n TEMP_Delay(4);
\n }
\n return dat;
\n}<\/p>\n

void TEMP_Write_Char(uint8 dat)
\n{
\n uint8 i;
\n for(i=0;i<8;i++)
\n {
\n DQ=0;
\n DQ=dat&0x01;
\n TEMP_Delay(5);
\n DQ=1;
\n dat>>=1;
\n }
\n}<\/p>\n

void TEMP_Read()
\n{
\n uint8 a,b;
\n TEMP_INITIALIZE();
\n TEMP_Write_Char(0xcc);
\n TEMP_Write_Char(0x44);
\n TEMP_Delay(100);
\n TEMP_INITIALIZE();
\n TEMP_Write_Char(0xcc);
\n TEMP_Write_Char(0xbe);
\n TEMP_Delay(100);
\n a=TEMP_Read_Char();
\n b=TEMP_Read_Char();
\n Temp_Value=b<<4;
\n Temp_Value+=(a&0xf0)>>4;
\n}<\/p>\n

void main()
\n{
\n uchar i;
\n lcd_init();
\n delaynum = 0;
\n flag = 0;
\n dingflag = 0;
\n dingnum = 0;
\n lcd_write_com(0x40);
\n for(i=0;i<16;i++)
\n lcd_write_dat(hz[i]);
\n lcd_write_com(0x80);
\n for(i=0;i<15;i++)
\n lcd_write_dat(lbj[i]);
\n lcd_write_com(0x80+0x40);
\n for(i=0;i<15;i++)
\n lcd_write_dat(test[i]);
\n delayms(3000);
\n EA = 1;
\n ET0 = 1;
\n TH0 = 0x3c;
\n TL0 = 0xb0;
\n lcd_write_com(0x80+0x40);
\n lcd_write_dat(‘ ‘);
\n for(i=0;i<6;i++)
\n lcd_write_dat(speed[i]);
\n lcd_write_dat(‘ ‘);
\n lcd_write_dat(‘ ‘);
\n for(i=0;i<4;i++)
\n lcd_write_dat(danw[i]);
\n lcd_write_dat(‘ ‘);
\n lcd_write_dat(‘ ‘);
\n lcd_write_dat(0xdf);
\n TR0 = 1;
\n while(1)
\n {
\n if(flag==0) \/\/\u505c\u8f6c
\n {
\n P2 = 0x00;
\n }
\n if(flag==1) \/\/\u6b63\u8f6c
\n {
\n P2 = 0x07;
\n delayms(delaynum);
\n P2 = 0x0b;
\n delayms(delaynum);
\n P2 = 0x0d;
\n delayms(delaynum);
\n P2 = 0x0e;
\n delayms(delaynum);
\n }
\n if(flag==2) \/\/\u53cd\u8f6c
\n {
\n P2 = 0x0e;
\n delayms(delaynum);
\n P2 = 0x0d;
\n delayms(delaynum);
\n P2 = 0x0b;
\n delayms(delaynum);
\n P2 = 0x07;
\n delayms(delaynum);
\n }
\n }
\n}<\/p>\n

void intt0() interrupt 1
\n{
\n TH0 = 0x3C;
\n TL0 = 0x0B0;
\n dingnum++;
\n if(dingnum==100)
\n {
\n TR0 = 0;
\n dingnum = 0;
\n TEMP_Read();
\n lcd_write_com(0x80+0x40+13);
\n lcd_write_dat(num[Temp_Value\/10]);
\n lcd_write_dat(num[Temp_Value%10]);
\n if(Temp_Value>0&&Temp_Value<=10)
\n {
\n if(flag==0)
\n {
\n flag = 2;
\n delaynum=50;
\n }
\n else
\n {
\n flag = 2;
\n switch(delaynum)
\n {
\n case 50:
\n delaynum = 40;break;
\n case 40:
\n delaynum = 30;break;
\n case 30:
\n delaynum = 20;break;
\n case 20:
\n delaynum = 10;break;
\n default:
\n break;
\n }
\n }
\n }
\n else if(Temp_Value<=0)
\n {
\n flag = 2;
\n delaynum = 10;
\n }
\n else if(Temp_Value>=75)
\n {
\n flag = 1;
\n delaynum = 10;
\n }
\n else if(Temp_Value>=45&&Temp_Value<75)
\n {
\n if(flag==0)
\n {
\n flag = 1;
\n delaynum=50;
\n }
\n else
\n {
\n flag = 1;
\n switch(delaynum)
\n {
\n case 50:
\n delaynum = 40;break;
\n case 40:
\n delaynum = 30;break;
\n case 30:
\n delaynum = 20;break;
\n case 20:
\n delaynum = 10;break;
\n default:
\n break;
\n }
\n }
\n }
\n else if(Temp_Value>0&&Temp_Value<45)
\n {
\n flag = 0;
\n }
\n if(flag==0)
\n {
\n lcd_write_com(0x80+0x40);
\n lcd_write_dat(‘ ‘);
\n lcd_write_com(0x80+0x40+7);
\n lcd_write_dat(num[0]);
\n lcd_write_dat(num[0]);
\n }
\n else
\n {
\n lcd_write_com(0x80+0x40);
\n lcd_write_dat(flag-1);
\n lcd_write_com(0x80+0x40+7);
\n lcd_write_dat(num[(60-delaynum)\/10]);
\n lcd_write_dat(num[(60-delaynum)%10]);
\n }
\n TR0 = 1;
\n }
\n}<\/p>\n","protected":false},"excerpt":{"rendered":"

\u8981\u6c42\u7535\u52a8\u673a\u7684\u8f6c\u901f\u968f\u5916\u90e8\u73af\u5883\u6e29\u5ea6\u7684\u53d8\u5316\u800c\u53d8\u5316\uff0c
\n\u5177\u4f53\u7684\u8981\u6c42\u662f\uff1a\u5916\u90e8\u6e29\u5ea6\u65f6\uff0c\u7535\u52a8\u673a\u5728L298\u9a71\u52a8\u4e0b\u52a0\u901f\u6b63\u8f6c\uff0c\u6e29\u5ea6\u65f6\u7535\u52a8\u673a\u5168\u901f\u6b63\u8f6c\uff1b\u5f53\u5916\u90e8\u6e29\u5ea6\u65f6\u7535\u52a8\u673a\u52a0\u901f\u53cd\u8f6c\uff0c\u6e29\u5ea6\u65f6\u7535\u52a8\u673a\u5168\u901f\u53cd\u8f6c\uff1b\u6e29\u5ea6\u56de\u5230\u4e4b\u95f4\u65f6\u7535\u52a8\u673a\u9010\u6e10\u505c\u6b62\u8f6c\u52a8\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4],"tags":[10,11,12,29,31,37,41],"class_list":["post-169","post","type-post","status-publish","format-standard","hentry","category-4","tag-cc","tag-c51","tag-c","tag-29","tag-31","tag-37","tag-41"],"_links":{"self":[{"href":"https:\/\/www.fujiangyun.com\/blog\/index.php?rest_route=\/wp\/v2\/posts\/169","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.fujiangyun.com\/blog\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.fujiangyun.com\/blog\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.fujiangyun.com\/blog\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.fujiangyun.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=169"}],"version-history":[{"count":0,"href":"https:\/\/www.fujiangyun.com\/blog\/index.php?rest_route=\/wp\/v2\/posts\/169\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.fujiangyun.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=169"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.fujiangyun.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=169"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.fujiangyun.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=169"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}