畢業設計_串行顯示的步進電機單片機控制系統設計-資料下載頁

【導讀】evaluationofscientificdevelopment.Naturesecuritytype--naturesecurityistomaintenancepeopleofhealthvaluefortarget,throughstrengtheningsecuritybasedmanagement,andriskmanagement,andequipmentmanagementandtechnologysupervision,ensureproductioninthepeople,andreal,andsystem,andsystem,elementsecurityreliable,andharmonyunified,fulcontrolvariousagainstfactors,achievedthoughtnoslack,andmanagementnoemptydocume

　　

【正文】 .......................... I Abstract ......................................................................................................................... II 第 1 章 引言 .................................................................................................................1 第 2 章 概述 .................................................................................................................3 第 3 章 主要器件介紹 .................................................................................................6 單片機 (8751)系統簡介 ...................................................................................6 CPU 結構 ...............................................................................................7 I/O 接口線 .............................................................................................9 定時器 /計數器 T0、 T1 .....................................................................10 存儲器 ................................................................................................13 地址鎖存器 74LS373 ..........................................................................15 8255 芯片介紹 ...............................................................................................15 8255 內部結構 ...................................................................................15 引腳功能 .............................................................................................16 工作方式 .............................................................................................17 第 4 章 步進電動機 ...................................................................................................19 步進電動機的結構 ........................................................................................19 步進電動機的工作原理 ...............................................................................19 步進電動機的工作方式 ...............................................................................20 步進電動機的驅動 ........................................................................................21 第 5 章 硬件設計 .......................................................................................................23 步進電動機的單片機控制 ............................................................................23 步進電動機的通電順序狀態表 .........................................................24 鍵盤和顯示設計 ...........................................................................................24 鍵盤 .....................................................................................................24 顯示 .....................................................................................................25 電源電路設計 ................................................................................................26 抗干 擾設計 ....................................................................................................27 evaluat ion of scient if ic developm ent . Nat ur e securit y t ypenat ur e securit y is t o m aint enance people of healt h value f or t ar get , t hr ough st r engt hening securit y based m anagem ent , and r isk m anagem ent , and equipm ent m anagem ent and t echnology supervision, ensur e pr oduct ion in t he people, and r eal, and syst em, and system, elem ent s ecurit y r eliable, and har m ony unif ied, f ul cont r ol var ious against f act or s, achieved t hought no slack, and m anagem ent no em pt y docum ent , and equipm ent no hidden, and syst em no blocked, and unit zer o non st oped. Qualit y and ef ficiencyqualit y benefit is t o adher e t o t he ent er prise sur vi al, pr ofit and developm ent business t r uth, adher e t o t he all act ivit y is econom ic act ivit y, all cost s can be contr oled, m oney should not be wast ed m anagement philosophy, m anagement analysis, t o im pr ove m anagem ent qualit y, im pr ove cost cont r ol capacit y and m ar ket petit iveness. I nnovation of science and t echnol gyscience and t echnol gy innovat ion is t o play t he r ole of science and t echnology as t he pr im ar y pr oductive f or ce, act ive use of new t echnologies, new m at erials, new pr ocesses, new equipm ent, incr ease investm ent in science and t echnol gy, str engt hening scient if ic and t echnol gical t r aining, speeding up t r ansf or ming scient ifc and t echnological achievem ent s, f orming a num ber of pr opr iet ar y t echnology, enhancing cor e pet it iveness. Resour ce savingt her esour ces saving ent er pr ise was t o r educe coal consum ption, wat er consum pt ion, elect r icit y at t he cor e, enhance t he oper at ion of lean m anagem ent t o r ealize low consum pt ion, high ef f iciency, r educe pr oduction cost s. Second is t o st r engt hen t he business, f inancial, m at er ial, inf orm ation and t he opt im ization of or ganizat ion and m anagem ent , saving t he int er nal t r ansaction cost s. Har m onious developm ent of har m onious developm entis t o const r uct a f or eign envir onm ent f or developm ent . XI NG r ef ers t o t he int er nal secur it y f ir m and int er nal m anagement of t he int er nal m anagement m easur es ar e ef f ective, harm onious. For eign cur r ency m eans Enter prise coor dinat ing developm ent of hom eopat hy, well, get along wit h t he neighbor s bet ter. ( B) XX 2021 f ive ent erprises building int r insic saf et y power pany goals ar e: unplanned out age 0 t im es. Class of disor der s 0, 0 is equivalent f or ced out age r at e. No per sonal inj ur y accident, m aterial and equipm ent accidents do not occur , no f ir e, no envir onm ent al polut ion accident . Enterprise integrated to achieve zero cases of violation, zero accidents, zero. Quality goal is: when generating capacity ≥ 7. 5 bilon kilo watt, sales of over 7. 11 bilon kWh, total profits of ≥ 306. 6 milon Yuan, . . BFS++、 PI、 MI S、 SCM I nf orm at ion sy