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完整版出租车计价器毕业设计Word文档下载推荐.docx

ABSTRACT

Withthedevelopmentofthetimes,.Taximetertaxioperatingcostsisdedicatedinligentinstruments,isanimportantandindispensabletoolforataxi.Itisthepassengersandthedriver'

stradingstandardsrelatedtotheinterestsofbothparties.Formanyyears,widespreaduseofthemetertheindustryaswellasreducedisputeswithpassengersstarting,thissingle-functionmeterincreasinglyunabletomeetpeople'

sneeds.Thereforetaximetertechnologyisconstantlyimprovingandinnovation,designagoodperformancemultifunctionaltaximeterisparticularlyimportant.

Thisdesignusesasingle-chipAT89S52asthecoredesignMultifunctionaltaximeter,taxiviaHallsensorA44Erunningmileage,pulseextraction.UseMCUforLCDLM016Lcontrol,whilecompletingtheentiretaximetersignalread-writeprocess.AsthesimulationcannotbeachievedA44EHallsensor,inthesimulationinsteadofapulsegenerator,atadifferentfrequencypulsessimulatedifferentspeed,accordingtotawaitstate,automaticallyjumpBythemetertobillingortimebilling.Themetercanachievemileageandvaluationdisplay,clockdisplay.Itisonthemarketthansomeofthemetereasiertouse,morefeature-full,abletostrengthenthemanagementofthetaxiindustrytoprovideareliablebasis.Usingsingle-chipdesign,therelativeuseofanaloganddigitalcircuitdesignmeterismorepowerful,withlesseasilycomplementeachothertoachievethedesignrequirements,andflexibility,notonlythroughsoftwareprogrammingtoachievetherequiredfunctionalityandcantoalargeextentontheexpansionoffunctions,youcaneasilyupgradethesystem.

Keywords:

multifunctionaltaximeter;

microcontroller;

lcd;

andexperiment[M].Shanghai:

FudanUniversitypress,2005.12.

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北京邮电大学出版社,2007.

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BeijingUniversityofPostsandecommunicationspress,2007.

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清华大学出版社,2005.大学出版社,1990.1.

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TsinghuaUniversitypress,2005,UniversityPress,1990.1.

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北京航空航天大学出版社,2003.01.

LiGuangfeimicrocontrollerCprogramdesignguidelines[M]Beijing:

BeijingUniversityofAeronauticsandAstronauticsPress,2003.01.

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北京航空航天大学出版社,2007.

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BeihangUniversitypress,2007.

[6]周慈航.单片机应用程序设计技术[M].北京:

北京航空航天大学出版社,2002.

ZhouCihang.Applicationprogrammingtechnology[M].Beijing:

BeihangUniversitypress,2002.

[7]何立民.MS-51系列单片机应用系统设计[M].北京:

北京航空航天大学出版社,1999.

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BeihangUniversitypress,1999.

[8]李群芳,肖看.单片机原理接口与应用[M].北京:

清华大学出版社,2005.

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TsinghuaUniversitypress,2005.

[9]马忠梅编著.单片机的C语言Windows环境编程宝典[M].北京:

北京航空航天大学出版,2003.6.

EditedbyMaZhongmei.TheMCUClanguageWindowsprogrammingenvironment[M].Beijing:

BeihangUniversitypress,2003.6.

[10]高峰.单片微型应用系统设计及实用技术[M].北京:

机械工业出版社,2004.

GaoFeng.Singlechipmicrocomputerapplicationsystemdesignanditspracticaltechnique[M].Beijing:

MechanicalIndustryPress,2004.

[11]刘守义.单片机应用技术[M].西安:

西安电子科技大学出版社,1996.

LiuShouyi.Applicationtechnology[M].Xi'

an:

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anElectronicandScienceUniversitypress,1996.

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国防工业出版社,2001.

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NationalDefenseIndustryPress,2001.

附录

附录一:

程序

计程车计价器设计

该模拟程序折合规则:

1km-1m,等待30s-1km-1m,1m-1.4元

底层规则:

若脉冲个数秒<

10,则判为低速,1m-200个脉冲

#include<

reg51._Show_Time(uchartime_data[7]);

voidMoney_Show(uintmoney[2]);

voidShow_Wait_Time(uint);

voidShow_Mileage(void);

voidRun_BackGround(void);

运行起来后,将在LCD上一直出现的

voidRun_BackGround(void)

{

WriteChar('

'

3,0);

:

10,0);

13,0);

.'

3,1);

Y'

6,1);

}

voidShow_Mileage(void)

12,1);

WriteString("

km"

14,1);

voidShow_Wait_Time(uinttime_count)

s'

15,1);

'

10,1);

voidMoney_Show(uintmoney[2])

WriteDecimal(money[0],0,3,1);

WriteDecimal(money[1],1,3,1);

voidRun_Show_Time(uchartime_data[7])

WriteInt(BcdToInt(time_data[2]),1,2,1,0);

WriteInt(BcdToInt(time_data[3]),1,2,4,0);

WriteInt(BcdToInt(time_data[4]),1,2,8,0);

voidTime_Show(uchartime_data[7])

6,0);

9,0);

9,1);

WriteInt(BcdToInt(time_data[0]),1,2,4,0);

WriteInt(BcdToInt(time_data[2]),1,2,7,0);

WriteInt(BcdToInt(time_data[4]),1,2,4,1);

WriteInt(BcdToInt(time_data[5]),1,2,7,1);

voidSystem_init(void)

RstLcd();

ClrLcd();

P1=0x00;

config_ok=0;

Time_Show(time);

LcdPos(5,0);

SetCur(3);

INT1_init();

while(config_ok==0);

等待配置时间结束标志

SetCur

(1);

settimeover..."

0,0);

Delay(60000);

Run_BackGround();

P1=0xff;

voidDelay(uintdtime)

uinttemp;

for(temp=0;

temp<

dtime;

temp++);

voidINT0_init(void)

EA=0;

IT0=1;

EX0=1;

EA=1;

voidINT1_init(void)

IT1=1;

EX1=1;

voidmain()

{

uchartime_tmp[7],i;

System_init();

DS1302_GetData(time);

pulse_count_tmp=pulse_count;

mileage_count_new=mileage_count_old=0;

Money_Show(money);

if(k==1)

else

Money_Show(money1);

Run_Show_Time(time);

Show_Mileage();

while

(1)

{

if(config_ok==0)若设置时间未完成

System_init();

DS1302_GetData(time_tmp);

if(!

(P1&

0x04))

{

P1&

=0xfe;

P1|=0x02;

pause=0;

if(time[6]!

=time_tmp[6])

{

Run_Show_Time(time_tmp);

for(i=0;

i<

7;

i++)

time[i]=time_tmp[i];

}

first_3_km=0;

if(k==1)

money[0]=8;

money[1]=0;

else

money1[0]=10;

money1[1]=0;

mileage_count_new=mileage_count_old=0;

WriteString("

"

0,1);

Money_Show(money);

Money_Show(money1);

pulse_count=0;

Show_Mileage();

time_count=0;

}

elseif(pause==0)

INT0_init();

if(pulse_count-pulse_count_tmp<

10)判断是否是低速行驶(计时),即一秒内,脉冲数目的个数变化值若小于10,则判为低速

{

state=1;

P1&

P1|=0x02;

time_count++;

等待计时加1

if(time_count%10==0&

&

first_3_km>

2)由等待时间换算公里数,10s折合为1km(1m)

{

if(k==1)

money[1]+=40;

else

money1[1]+=40;

if(money[1]>

99)

{

money[0]+=1;

money[1]%=100;

}

money[0]+=0;

money1[0]+=0;

Money_Show(money);

Money_Show(money1);

}

elseif(time_count%10==0&

first_3_km<

=2)

first_3_km++;

else;

mileage_count_old=mileage_count_new;

Show_Wait_Time(time_count);

}

else否则则判为全速状态(计里程)

state=0;

=0xfd;

P1|=0x01;

time_count=0;

全速状态下,把等待时间清0

pulse_count_tmp=pulse_count;

if(state==0)

mileage_count_new=pulse_count200;

if(mileage_count_new!

=mileage_count_old&

2)

Show_Mileage();

for(i=mileage_count_old;

mileage_count_new;

money[1]+=50;

money1[1]+=20;

money[0]+=1;

money1[0]+=1;

elseif(mileage_count_new!

first_3_km++;

else

}

staticvoidINT0_ser(void)interrupt0

pulse_count++;

staticvoidINT1_ser(void)interrupt2

charresult;

uchari;

staticucharpos;

配置到哪一项

配置时间

if(!

(P2&

0x20)&

config_ok==0)++

for(i=0;

100;

i++);

config_ok==0)

result=BcdToInt(time[pos])+1;

if((pos==0&

result==50)||(pos==4&

result==24)||(pos==5&

result==60)||(pos==6&

result==60))

result=0;

elseif(pos==2&

result==13)

result=1;

elseif(pos==3)

month_day[1]=(time[0]%4==0&

time[0]%100!

=0)||time[0]%400==0?

29:

28;

判断润平年

if(result==month_day[time[2]-1]+1)

result=1;

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