超聲波模塊單片機程序

1.超聲波測距〃晶振=8M//MCU=STC10F04XE//P0.0-P0.6共陽數(shù)碼管引腳//Trig=P1A0//Echo=P3A2#include<reg52.h> //包括一個52標準內(nèi)核的頭文件#defineucharunsignedchar//定義一下方便使用#defineuintunsignedint#defineulongunsignedlongsfrCLK_DIV=0x97;//為STC單片機定義,系統(tǒng)時鐘分頻〃為STC單片機的IO口設置地址定義sfrP0M1=0X93;sfrP0M0=0X94;sfrP1M1=0X91;sfrP1M0=0X92;sfrP2M1=0X95;sfrP2M0=0X96;sbitTrig=P1A0;//產(chǎn)生脈沖引腳sbitEcho=P3A2;//回波引腳sbittest=PIT;//測試用引腳ucharcodeSEG7[10]={0xC0,0xF9,0xA4,0xB0,0x99,0x92,0x82,0xF8,0x80,0x90};〃數(shù)碼管0-9uintdistance[4];//測距接收緩沖區(qū)ucharge,shi,bai,temp,flag,outcomeH,outcomeL,i;//自定義寄存器bitsucceed_flag;//測量成功標志voidconversion(uinttemp_data);voiddelay_20us();//函數(shù)聲明//函數(shù)聲明//voidpai_xu();voidmain(void)//主程序{uintdistance_data,a,b;ucharCONT_1;CLK_DIV=0X03;//系統(tǒng)時鐘為1/8晶振(pdf-45頁)P0M1=0; //將io口設置為推挽輸出P1M1=0;P2M1=0;P0M0=0XFF;P1M0=0XFF;P2M0=0XFF;i=0;flag=0;test=0;Trig=0; //首先拉低脈沖輸入引腳TMOD=0x11; //定時器0，定時器1，16位工作方式TR0=1; //啟動定時器0IT0=0; //由高電平變低電平，觸發(fā)外部中斷ET0=1; //打開定時器0中斷//ET1=1; //打開定時器1中斷EX0=0; //關閉外部中斷EA=1; //打開總中斷0while(1) //程序循環(huán){EA=0;Trig=1;delay_20us();Trig=O; 〃產(chǎn)生一個20us的脈沖，在Trig引腳while(Echo==0);//等待Echo回波引腳變高電平succeed_flag=0;//清測量成功標志EX0=1; //打開外部中斷TH1=0; //定時器1清零TL1=0; //定時器1清零TF1=0; //TR1=1; //啟動定時器1EA=1;while(TH1<30);//等待測量的結果，周期65.535毫秒(可用中斷實現(xiàn))TR1=0; //關閉定時器1EX0=0; //關閉外部中斷if(succeed_flag==1){distance_data=outcomeH; //測量結果的高8位distance_data<<=8; //放入16位的高8位distance_data=distance_data|outcomeL;〃與低8位合并成為16位結果數(shù)據(jù)distance_data*=12; //因為定時器默認為12分頻distance_data/=58; //微秒的單位除以58等于厘米} //為什么除以58等于厘米，Y米=(X秒*344)/2//X秒=(2*Y米)/344==》X秒=0.0058*Y米==》厘米=微秒/58if(succeed_flag==0){distance_data=0;test=!test;//沒有回波則清零//測試燈變化}/// distance[i]=distance_data;//將測量結果的數(shù)據(jù)放入緩沖區(qū)/// i++;///if(i==3)///{///distance_data=(distance[0]+distance[1]+distance[2]+distance[3])/4;/// pai_xu();/// distance_data=distance[1];a=distance_data;if(b==a)CONT_1=0;if(b!=a)CONT_1++;if(CONT_1>=3){CONT_1=0;///b=a;conversion(b);}i=0;///}}}////外部中斷0，用做判斷回波電平INTO_()interrupt0//外部中斷是0號{outcomeH=TH1; //取出定時器的值outcomeL=TL1; //取出定時器的值succeed_flag=1; //至成功測量的標志EX0=0; //關閉外部中斷}//定時器0中斷,用做顯示timer0()interrupt1//定時器0中斷是1號{TH0=0xfd;//寫入定時器0初始值TL0=0x77;switch(flag){case0x00:P0=ge;P2=0xfd;flag++;break;case0x01:P0=shi;P2=0xfe;flag++;break;case0x02:P0=bai;P2=0xfb;flag=0;break;}}/*//定時器1中斷,用做超聲波測距計時timer1()interrupt3//定時器0中斷是1號{TH1=0;TL1=0;}*///顯示數(shù)據(jù)轉換程序voidconversion(uinttemp_data){ucharge_data,shi_data,bai_data;bai_data=temp_data/100;temp_data=temp_data%100; //取余運算shi_data=temp_data/10;temp_data=temp_data%10; //取余運算ge_data=temp_data;bai_data=SEG7[bai_data];shi_data=SEG7[shi_data];ge_data=SEG7[ge_data];EA=0;bai=bai_data;shi=shi_data;ge=ge_data;EA=1;}voiddelay_20us(){ucharbt;for(bt=0;bt<100;bt++);}/*voidpai_xu(){uintt;if(distance[0]>distance[1]){t=distance[0];distance[0]=distance[1];distance[1]=t;}/*交換值if(distance[0]>distance[2]){t=distance[2];distance[2]=distance[0];distance[0]=t;}/*交換值if(distance[1]>distance[2]){t=distance[1];distance[1]=distance[2];distance[2]=t;}/*交換值}*/2?超聲波測距LCD1602顯示/*SMC1602A(16*2)模擬口線接線方式連接線圖:|LCM-----51| LCM 51 |LCM-----|--|---51|DB0-----P1.0|DB4- P1.4|RW-- P3.4||DB1-----P1.1|DB5- P1.5|RS ---P3.3||DB2-----P1.2|DB6- P1.6|E --P3.5||DB3-----P1.3|DB7- P1.7|VLCD接1K電阻至1」GND|接線：模塊TRIG接P3.7ECH0接P3.6本程序源碼只供學習參考，不得應用于商業(yè)用途，如有需要請聯(lián)系作者。[注:Stc89c52使用12M或11.0592M晶振實測使用11.0592M]=============================================================*/#include<AT89x51.H> //器件配置文件#include<intrinS.h>#defineRXP3_6#defineTXP3_7#defineLCM_RWP2_3//定義LCD引腳#defineLCM_RSP2_4#defineLCM_EP2_2#defineLCM_DataP1#defineKey_DataP3_3//定義Keyboard引腳#defineKey_CLKP3_2#defineBuSy 0x80//用于檢測LCM狀態(tài)字中的BuSy標識voidLCMInit(void);voidDiSplayOneChar(unSignedcharX,unSignedcharY,unSignedcharDData);voidDiSplayLiStChar(unSignedcharX,unSignedcharY,unSignedcharcode*DData);voidDelay5MS(void);voidDelay400MS(void);voidDecode(unsignedcharScanCode);voidWriteDataLCM(unsignedcharWDLCM);voidWriteCommandLCM(unsignedcharWCLCM,BuysC);unsignedcharReadDataLCM(void);unsignedcharReadStatusLCM(void);unsignedcharcodemcustudio[]={"==RangeFinder=="};unsignedcharcodeemail[]= {"heyaodz@163.com"};unsignedcharcodeCls[]= {""};unsignedcharcodeASCII[15]={'0','1','2','3','4','5','6','7','8','9','.','-','M'};staticunsignedcharDisNum=0;//顯示用指針unsignedinttime=0;unsignedlongS=0;bitflag=0;unsignedchardisbuff[4]={0,0,0,0,};//寫數(shù)據(jù)voidWriteDataLCM(unsignedcharWDLCM){ReadStatusLCM();//檢測忙LCM_Data=WDLCM;LCM_RS=1;LCM_RW=0;LCM_E=0;//若晶振速度太高可以在這后加小的延時LCM_E=0;//延時LCM_E=1;}//寫指令voidWriteCommandLCM(unsignedcharWCLCM,BuysC)//BuysC為0時忽略忙檢測{if(BuysC)ReadStatusLCM();//根據(jù)需要檢測忙LCM_Data=WCLCM;LCM_RS=0;LCM_RW=0;LCM_E=0;LCM_E=0;LCM_E=1;//讀數(shù)據(jù)unsignedcharReadDataLCM(void)LCM_RS=1;LCM_RW=1;LCM_E=0;LCM_E=0;LCM_E=1;return(LCM_Data);}//讀狀態(tài)unsignedcharReadStatusLCM(void){LCM_Data=0xFF;LCM_RS=0;LCM_RW=1;LCM_E=0;LCM_E=0;LCM_E=1;while(LCM_Data&Busy);//檢測忙信號return(LCM_Data);}voidLCMInit(void)//LCM初始化{LCM_Data=0;WriteCommandLCM(0x38,0);//三次顯示模式設置，不檢測忙信號Delay5Ms();WriteCommandLCM(0x38,0);Delay5Ms();WriteCommandLCM(0x38,0);Delay5Ms();WriteCommandLCM(0x38,1);//顯示模式設置,開始要求每次檢測忙信號WriteCommandLCM(0x08,1);//關閉顯示W(wǎng)riteCommandLCM(0x01,1);//顯示清屏WriteCommandLCM(0x06,1);//顯示光標移動設置WriteCommandLCM(0x0F,1);//顯示開及光標設置}//按指定位置顯示一個字符voidDisplayOneChar(unsignedcharX,unsignedcharY,unsignedcharDData){Y&=0x1;X&=0xF;//限制X不能大于15，Y不能大于1if(Y)X|=0x40;//當要顯示第二行時地址碼+0x40;X|=0x80;//算出指令碼WriteCommandLCM(X,1);//發(fā)命令字WriteDataLCM(DData);//發(fā)數(shù)據(jù)}//按指定位置顯示一串字符voidDisplayListChar(unsignedcharX,unsignedcharY,unsignedcharcode*DData){unsignedcharListLength;ListLength=0;Y&=0x1;X&=0xF;//限制X不能大于15，Y不能大于1while(DData[ListLength]>0x19)//若到達字串尾則退出{if(X<=0xF)//X坐標應小于0xF{DisplayOneChar(X,Y,DData[ListLength]);//顯示單個字符ListLength++;X++;}}}//5ms延時voidDelay5Ms(void){unsignedintTempCyc=5552;while(TempCyc--);}//400ms延時voidDelay400Ms(void){unsignedcharTempCycA=5;unsignedintTempCycB;while(TempCycA--){TempCycB=7269;while(TempCycB--);};voidConut(void){time=TH0*256+TL0;TH0=0;TL0=0;S=(time*1.8)/10; //算出來是MMif((S>=7000)||flag==1)//超出測量范圍顯示“-”{flag=0;DisplayOneChar(0,1,ASCII[11]);DisplayOneChar(1,1,ASCII[10]); //顯示點DisplayOneChar(2,1,ASCII[11]);DisplayOneChar(3,1,ASCII[11]);DisplayOneChar(4,1,ASCII[11]);DisplayOneChar(5,1,ASCII[12]); //顯示M}else{disbuff[0]=S/1000;disbuff[1]=S/100%10;disbuff[2]=S/10%10;disbuff[3]=S%10;DisplayOneChar(0,1,ASCII[disbuff[0]]);DisplayOneChar(1,1,ASCII[10]); //顯示點DisplayOneChar(2,1,ASCII[disbuff[1]]);DisplayOneChar(3,1,ASCII[disbuff[2]]);DisplayOneChar(4,1,ASCII[disbuff[3]]);DisplayOneChar(5,1,ASCII[12]); //顯示M}}voidzd0()interrupt1 //T0中斷用來計數(shù)器溢出,超過測距范圍{flag=1; //中斷溢出標志RX=0;}voidStartModule() //啟動模塊{TX=1; //啟動一次模塊_nop_();_nop_();_nop_();_nop_();_nop_();_nop_();_nop_();_nop_();_nop_();_nop_();_nop_();_nop_();_nop_();_nop_();_nop_();_nop_();_nop_();_nop_();_nop_();_nop_();_nop_();TX=0;}//開啟計數(shù)〃當//開啟計數(shù)〃當RX為1計數(shù)并等待//關閉計數(shù)//計算TR0=1;while(RX);TR0=0;Conut();voiddelayms(unsignedintms){unsignedchari=100,j;for(;ms;ms--){while(--i){j=10;while(--j);}*/*/voidmain(void){unsignedintvalA;unsignedcharTempCyc;Delay400Ms();//啟動等待，等LCM講入工作狀態(tài)LCMInit();//LCM初始化Delay5Ms();//延時片刻(可不要)DisplayListChar(0,0,mcustudio);DisplayListChar(0,1,email);ReadDataLCM();〃測試用句無意義for(TempCyc=0;TempCyc<10;TempCyc++)Delay400Ms();//延時DisplayListChar(0,1,Cls);TMOD=Ox01; 〃設TO為方式1,GATE=1；TH0=0;TL0=0;ETO=1; //允許TO中斷EA=1; //開啟總中斷while(1){delayms(6O);RX=1;StartModule();for(valA=751O;valA>O;valA--){if(RX==1){Timer_Count();}}}}3?超聲波測距LCD12864顯示//*Name:LCD12864(St7920/St7921)+超聲波測距模塊+STC89C52 *//*hy-SRFO5超聲波測距模塊DEMO程序*//*晶振：11.0592M *//*接線：模塊TRIG接P3.7ECHO接P3.6

*//*RS接P24;*//*RW接P23;*//*E接P22;*//*PSB接P27;*//#include<AT89X51.H>#include<intrins.h>//引腳定義sbit RX =P3A6;sbit TX =P3A7;sbitRS=P2A4;sbitRW=P2T;sbitE=P2A2;sbitRES=P2A5;sbitPSB=P2A7;sbitPAUSE=P2A6;#defineDataPortP1//MCUP1< >LCM#defineDataPortP1//MCUP1< >LCM//FunctionDefinition函數(shù)聲明voiddelayms(unsignedintms);voidDelay(intnum);voidInit_DS18B20(void);unsignedcharReadOneChar(void);voidWriteOneChar(unsignedchardat);unsignedintReadTemperature(void);voidclock_out(unsignedchardd);unsignedcharclock_in(void);unsignedcharread_clock(unsignedcharord);voidwrite_clock(unsignedcharord,unsignedchardd);voidDisp(void);voidid_case1_key(void);voidid_case2_key(void);voidSet_time(unsignedcharsel,bitsel_1);voidTimer0_Init(void);voidInit_1302(void);voidSet_Bell(unsignedcharsel,bitsel_1);voidBell(void);//12864voidWrite_char(bitstart,unsignedcharddata);voidSend_byte(unsignedcharbbyte);voidDelaynms(unsignedintdi);voidLcd_init(void);voidDisp_img(unsignedchar*img);voidLCD_Write_string(unsignedcharX,unsignedcharY,unsignedchar*s);voidLCD_set_xy(unsignedcharx,unsignedchary);unsignedcharcodenum[]={"0123456789:.-"};unsignedcharcodewaves[]={"超聲波測距系統(tǒng)"};unsignedcharcodeznwk[]={"智能微控工作室"};unsignedcharcodeCM[]={"M"};unsignedinttime=0;longS=0;bitflag=0;unsignedchardisbuff[4]={0,0,0,0,};unsignedcharcodelogo[]={/*--調(diào)入了一幅圖像：logo.bmp--*//*--寬度x高度=128x64歡迎使用本產(chǎn)品LOGO--*//*--調(diào)入了一幅圖像：C:\DocumentsandSettings\lwd\桌面\新建文件夾\X.bmp--*//*--寬度x高度=128x64--*/0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xC0,0x00,0x00,0x00,0x00,0x00,0x00,0x60,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xE0,0x00,0x00,0x0C,0x00,0x00,0x40,0x70,0x00,0x00,0x00,0x80,0x00,0x00,0x00,0x00,0xE0,0x00,0x00,0x1E,0x00,0x00,0x60,0x70,0x00,0x00,0x0F,0xE0,0x00,0x00,0x00,0x01,0xC0,0x00,0x60,0x3C,0x00,0x00,0xE0,0x60,0x00,0x1F,0xFF,0xE0,0x00,0x00,0x00,0x03,0x80,0x00,0x70,0x70,0x40,0x00,0xE0,0x7E,0x00,0x1F,0xE0,0xC0,0x00,0x00,0x00,0x03,0x00,0x00,0x73,0xC3,0xF0,0x01,0xC3,0xFC,0x00,0x38,0xE1,0xC0,0x00,0x00,0x03,0xC6,0x3C,0x00,0x33,0x9F,0xF0,0x03,0x8F,0xC0,0x00,0x30,0xC1,0xC0,0x00,0x00,0x3F,0xEF,0xFE,0x00,0x03,0x1C,0xE0,0x07,0x01,0xCC,0x00,0x31,0xF1,0x80,0x00,0x00,0x79,0xDF,0xBC,0x00,0x06,0x18,0xC0,0x0E,0x01,0xFE,0x00,0x77,0xF9,0x80,0x00,0x00,0x01,0xB0,0x30,0x01,0xC6,0x19,0xC0,0x1E,0x7F,0xDE,0x00,0x6F,0x83,0x80,0x00,0x00,0x23,0xAC,0x60,0x0F,0xE6,0xF1,0x80,0x3E,0x7B,0x38,0x00,0x61,0x83,0x00,0x00,0x00,0x37,0x0E,0x00,0x0F,0xC7,0xB7,0x80,0xEC,0x63,0x30,0x00,0xE3,0x03,0x00,0x00,0x00,0x3E,0x0E,0x00,0x01,0x8F,0x37,0x01,0xCC,0x6F,0xF0,0x00,0xC7,0xF7,0x00,0x00,0x00,0x1E,0x0C,0x00,0x03,0x1E,0x66,0x03,0x0C,0x7F,0x00,0x01,0xFF,0xE6,0x00,0x00,0x00,0x1E,0x1C,0x00,0x03,0x1C,0x60,0x02,0x19,0xAC,0x00,0x01,0x96,0x06,0x00,0x00,0x00,0x3E,0x3E,0x00,0x03,0x18,0x60,0x00,0x19,0xFC,0x00,0x03,0x86,0x0E,0x00,0x00,0x00,0x7E,0x36,0x00,0x03,0x00,0xC0,0x00,0x38,0x78,0x00,0x03,0x06,0x0C,0x00,0x00,0x00,0xE6,0x67,0x00,0x03,0x00,0xC0,0x00,0x30,0x78,0x00,0x06,0x0C,0x0C,0x00,0x00,0x01,0xC6,0xC3,0x80,0x7F,0xF0,0xC0,0x00,0x30,0xFE,0x00,0x0E,0x0C,0x1C,0x00,0x00,0x03,0x81,0x83,0xC0,0x78,0xFF,0x80,0x00,0x61,0xCF,0x80,0x1C,0x08,0x18,0x00,0x00,0x06,0x07,0x03,0xE0,0x00,0x1F,0xFF,0xE0,0x67,0x07,0xE0,0x38,0x18,0xF8,0x00,0x00,0x08,0x0E,0x01,0xF8,0x00,0x07,0xFF,0x80,0xCE,0x03,0xF8,0x60,0x00,0x70,0x00,0x00,0x00,0x18,0x01,0xF8,0x00,0x01,0xFC,0x00,0xC0,0x01,0xFC,0xC0,0x00,0x70,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x60,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x10,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x06,0x00,0x00,0x00,0x1C,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x07,0x00,0x00,0x00,0x1C,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x06,0x00,0x00,0x00,0x0C,0xE0,0x00,0x01,0xE0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x0E,0x00,0x00,0x00,0x3F,0xE0,0x00,0xFF,0xF0,0x00,0x38,0x00,0xE0,0x00,0x00,0x00,0x0C,0x00,0x00,0x0F,0xFF,0x80,0x00,0xF8,0xF0,0x00,0x38,0x00,0xE0,0x00,0x00,0x00,0x0C,0xF0,0x00,0x0F,0xC7,0x00,0x00,0x60,0xE0,0x00,0x38,0x00,0xE0,0x00,0x00,0x00,0x1F,0xF0,0x00,0x01,0x8E,0x00,0x00,0x60,0xC0,0x00,0x70,0x01,0xC0,0x00,0x00,0x07,0xFF,0x80,0x00,0x01,0x8C,0x00,0x00,0xE1,0x80,0x00,0x70,0x01,0xC0,0x00,0x00,0x07,0xF8,0x00,0x00,0x01,0x98,0x00,0x00,0xDF,0xC0,0x00,0x70,0x01,0xC0,0x00,0x00,0x00,0x78,0x00,0x00,0x01,0xBF,0xE0,0x00,0xFF,0x00,0x00,0x60,0x01,0x80,0x00,0x00,0x00,0xFC,0x00,0x00,0x7F,0xFF,0xE0,0x00,0xC0,0x00,0x00,0xE0,0x03,0x80,0x00,0x00,0x01,0xFE,0x00,0x00,0x7F,0xF8,0x00,0x00,0x00,0x00,0x00,0xC0,0x03,0x00,0x00,0x00,0x03,0xB7,0x00,0x00,0x60,0x00,0x00,0x00,0x00,0x3C,0x00,0xC0,0x03,0x00,0x00,0x00,0x07,0x67,0x00,0x00,0x60,0x00,0x00,0x03,0x9F,0xFE,0x00,0x80,0x02,0x00,0x00,0x00,0x0E,0x63,0x80,0x00,0xE0,0x00,0x01,0xFF,0xCF,0x1E,0x01,0x80,0x06,0x00,0x00,0x00,0x1C,0xE1,0xE0,0x00,0xC0,0x00,0x00,0xE3,0x9C,0x38,0x01,0x80,0x06,0x00,0x00,0x00,0x38,0xC1,0xF8,0x01,0xC0,0x00,0x00,0xC3,0x18,0x30,0x00,0x00,0x00,0x00,0x00,0x00,0xE0,0xFC,0xFE,0x03,0x80,0x00,0x01,0x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/voidLcd_init(void)//初始化LCDdelayms(40);PSB=1;delayms(1);RES=0;delayms(1);RES=1;//大于40MS的延時程序//設置為8BIT并口工作模式//延時//復位//延時//復位置高delayms(1);Write_char(0,0x30); //選擇基本指令集delayms(1); //延時大于100usWrite_char(0,0x30); //選擇8bit數(shù)據(jù)流delayms(1); //延時大于37usWrite_char(0,0x0c); //開顯示(無游標、不反白)delayms(1); //延時大于100usWrite_char(0,0x01); //清除顯示，并且設定地址指針為00Hdelayms(1); //延時大于10msWrite_char(0,0x06); //指定在資料的讀取及寫入時，設定游標的移動方向及指定顯示的移位，光標從右向左加1位移動delayms(1);//delayms(1);//延時大于100us//* 檢測忙位 */voidCheck_Busy(){RS=0;RW=1;E=1;DataPort=0xff;while((DataPort&0x80)==0x80);〃忙則等待E=0;}voidWrite_char(bitstart,unsignedcharddata)//寫指令或數(shù)據(jù){//unsignedcharstart_data,Hdata,Ldata;if(start==0){Check_Busy();RS=0;RW=0;E=1;DataPort=ddata;//delayms(5);E=0;//delayms(5);}else{Check_Busy();RS=1;RW=0;E=1;DataPort=ddata;//delayms(5);E=0;//delayms(5);}}/voidDelaynms(unsignedintdi)//延時{unsignedintda,db;for(da=0;da<di;da++)for(db=0;db<10;db++);}/voidDisp_img(unsignedchar*img)//圖形方式12864顯示字模221橫向取膜{unsignedchari,j;unsignedintk=0;Write_char(0,0x36);//圖形方式for(i=0;i<32;i++){Write_char(0,0x80+i);Write_char(0,0x80);for(j=0;j<16;j++){Write_char(1,img[k++]);}}for(i=0;i<32;i++){Write_char(0,0x80+i);Write_char(0,0x88);for(j=0;j<16;j++){Write_char(1,img[k++]);}}}/voidClr_Scr(void)〃清屏函數(shù){Write_char(0,0x01);}voidLCD_set_xy(unsignedcharx,unsignedchary){ 〃設置LCD顯示的起始位置，X為行，Y為列unsignedcharaddress;switch(x){case0:address=0x80+y;break;case1:address=0x80+y;break;case2:address=0x90+y;break;case3:address=0x88+y;break;case4:address=0x98+y;break;default:address=0x80+y;break;}Write_char(0,address);}/voidLCD_Write_string(unsignedcharX,unsignedcharY,unsignedchar*s){//中英文字符串顯示函數(shù)LCD_set_xy(X,Y);while(*s){Write_char(1,*s);s++;Delaynms(1);}}/voidLCD_Write_number(unsignedchars)//數(shù)字顯示函數(shù){Write_char(1,num[s]);Delaynms(1);}voidLcd_Mark2(void){Clr_Scr();〃清屏LCD_Write_string(1,0,znwk);//LCD_Write_string(2,0,waves);//LCD_Write_string(3,7,CM);//}voidConut(void){time=TH0*256+TL0;TH0=0;TL0=0;S=(time*1.8)/10; //算出來是mMif((S>=7000)||flag==1)//超出測量范圍顯示“-”{flag=0;LCD_set_xy(3,3);LCD_Write_number(13);LCD_Write_number(12);LCD_set_xy(3,4);LCD_Write_number(13);LCD_Write_number(13);LCD_Write_number(13);}else{disbuff[0]=S/1000;disbuff[1]=S/100%10;disbuff[2]=S/10%10;disbuff[3]=S%10;LCD_set_xy(3,3);LCD_Write_number(disbuff[0]);LCD_Write_number(12);LCD_set_xy(3,4);LCD_Write_number(disbuff[1]);LCD_Write_number(disbuff[2]);LCD_Write_number(disbuff[3]);}}voiddelayms(unsignedintms){unsignedchari=100,j;for(;ms;ms--){while(--i){j=10;w