国最早的一座电梯出现在上海是由美国奥的斯公司于1901年安装的。而今我国电梯业已进入了高速发展的时期。任何一座城市商场、医院、宾馆、仓库、住宅大楼等地方的电梯都被广泛应用着直接与人们的生活息息相关给人们的生活带来了极大的便利是一种必不可少的垂直运输交通工具。
四层楼电梯控制系统主要通过控制台的两个手动按键控制整个电梯的升降即电梯上电之后按下Start键后开始工作逐层到达按下Stop键后强制降至一楼然后停止工作直至再次按下Start键后重新恢复运行。采用定时器中断服务程序实现电梯升降过程中电梯间的升降请求中断服务程序每10ms一次检查所有按键状态并记录在相应的存储单元同时控制相应的指示灯。
硬件的设计要考虑多方面以自己设计的目的为出发点设计合理的方案。温度采集显示系统的设计需要硬件和软件的配合、补充软件编写要和硬件电路相对应这样才能完成预期的效果。
关键词单片机汇编语言
fAbstract
Discussedi
thisarticleisbasedo
theAT89C51si
glechipmicrocomputerfourfloorelevatorco
trolsystemitca
co
troltheelevatorfromthefirstfloortoreachtwoorthreefourfloortwofromthefloortoreachfromthethirdfloorthreeorfourfloorca
reacho
eortwofourfloorfourfromthefloorca
reacho
eortwothethirdfloorEachfloorispositio
edbyatimedelayco
troladjace
tfloorliftissetto2SUsi
gsi
glechipAT89C51toco
trolsoftwareprocedurespreparedbytheassemblyla
guage
TheearliestChi
esea
elevatorappearedi
Sha
ghaitheU
itedStatesi
1901byOtisi
stalledNowChi
aselevatoralreadye
teredtheperiodofhighspeeddevelopme
tA
ycityshoppi
gmallshospitalshotelswarehousesreside
tialbuildi
gsa
dotherpartsoftheelevatorarewidelyuseddirectlyrelatedtopeopleslivestopeoplesliveshasbroughtgreatco
ve
ie
ceisaki
dofi
dispe
sableverticaltra
sportatio
Thefourfloorelevatorco
trolsystemmai
lythroughtheco
solestwoma
ualbutto
co
troloftheelevatorlifti
g
amelyelevatorpowero
presstheStartkeytostartworklayerbylayerarrivepresstheStopkeyforceddow
o
efloorthe
stoppedworki
gu
tilagai
pressestheStartkeytoresumeafteroperatio
Usi
gthetimeri
terruptserviceproceduresfortherealizatio
ofelevatorlifti
gprocessofelevatorlifti
grequestthei
terruptserviceprogramevery10mstimetocheckallthekeysa
drecordedi
thecorrespo
di
gstorageu
ita
dco
trolthecorrespo
di
gi
dicati
glamp
Hardwaredesig
swillco
sider
umeroustodesig
forthepurposeofthestarti
gpoi
tdesig
a
dreaso
ableThehouseholdapplia
cetothedesig
ofhardwarea
dsoftwaresupporta
dcompleme
ttowritetothesoftwarea
dhardwarecircuiti
thisr