数字电子技术基础实验指导书(第四版本)

数字电子技术基础实验指导书(第四版本)内容摘要：

ication sit uation 7418l iangci, nvestigation m ot or vehicle except ion business 30 car t im es, his pards business war ni g 244 ar ticle, vehicles and driving people sound video r egulat or y screenshot s 1852 Zhang, checks m ot or vehicle ar chives 716 pieces t imes, and m edium bus, and m edium above t ruck, and Of hazar dous chem icals, vehicles and school buses and ot her key vehicle inspection r ecor d of 420. ( C) based on t heir own, and strict adher ence t o def ense, m ore cheating, f alse f alse f ugit ive suspects, r obery suspect vehicles and t he I nter crackdown. DM V f ul play t o t he fir st line of Defense positon contr ol, investigating cheating, f ake identif ication and r obber y suspect vehicles t hr ough oper ational wor k, and car ef uly examine t he document s and legal pr oof, check t raffic violat ions, t r af fic accidents, t he f ugit ive suspect suspect ed vehicles and t hef t han t o wor k, f urt her t ight car, dr iving m anagem ent business f orm alit ies r eview procedures. . Tr uck dr iver inf orm ation managem ent plat f orm. Mot or vehicles and t raff ic police depar tments, St at e t r ansport aut hor it y t o f ur ther clarif y t he Division of labour , im plem ent ation r esponsibilt y, st rengt hen our colabor at ion and m anagem ent t ogether , r einf orcing t he m anagem ent of drivers on which str ongly synt hetic war fare and inf orm ation war fare. 3 st rictly im plem ent ed. Fr om M ay 1 up, a is im plement ed plex r oad and bad weather driving exam, cur rently DM V is ur ged cont ract or s par ty in t reasures dr iving school incr eased sim ulation Highway, and cont inuous r gent det our s, and snow days, and wet sliding r oad, and bur st situation disposal, subj ects I I f ield t o dr iving exam project , is expected 目 录 实验一 门电路逻辑功能与测试 ..................................................... 1 实验二 组合逻辑电路（半加器、全加器） ..................................... 6 实验三 组合逻辑电路设计与应用 .................................................. 9 实验四 译码器和数据选择器 ............................................................ 11 实验五 MSI 组合器件的测试与应用 .............................................15 阶段测试 1：学期中期知识点测试项目 ............................................18 实验六 触发器： ...........................................................................21 实验七 时序电路的分析与设计 ......................................................25 实验八 计数器 MSI 芯片的测试及应用 ........................................29 实验九 计数器 ................................................................................31 实验十 综合实验 .............................................................................34 实验十一 拔河游戏机 —— 综合性实验 ...........................................35 实验十二 交通灯 —— 综合性实验 .................................................39 实验十三 数字秒表的设计 ..............................................................44 实验十四 四路优先判决电路 — 智力竞赛抢答器设计 .....................47 附录 常用 TTL 集成电路引出端功能图 ..........................................50 1 实验一 门电路逻辑功能与测试 一、实验目的： 1．了解与熟悉基本门电路逻辑功能； 2．掌握门电路逻辑功能的测试方法，验证与加深对门电路逻辑功能的认识； 3．熟悉门电 路的外形和管脚排列，以及其使用方法。 二、实验仪器、设备、元器件： 1． 数字逻辑电路实验仪 1 台 2．四 2 输入与门 74LS08 芯片 1 片 3．四 2 输入或门 74LS32 芯片 1 片 4．六反向器 74LS04 芯片 1 片 5．四 2 输入与非门 74LS00 芯片 1 片 6．四 2 输入或非门 74LS02 芯片 1 片 7．四 2 输入异或门 74LS86 芯片 1 片 8．示波器或万用表 9．导线若干 三、预习要求： 1．了解数字电路实验箱的结构和 使用方法； 2．复习门电路工作原理及相应逻辑表达式； 3．熟悉所用门电路的管脚排列几相应管脚的功能； 4．熟悉示波器和数字万用表的使用方法 四、实验内容和步骤： 实验前按实验仪使用说明检查实验仪是否正常。 然后选择实验用的 IC，按设计的实验接线图接好线，特别注意 Vcc 及地线不能接错。 线接好后仔细检查无误后方可通电实验。 实验中需要改动接线时，必须先断开电源，接好后再通电实验。 与门、或门、非门的逻辑功能测试 ① 与门的 逻辑功能测试 74LS08 按图 所示要求连接电路，输入端接逻辑开关 A、 B，输出端接 指示器。 改变输入状态的高低电平，将 A、 B 输入端依次接成 00， 01， 10， 11 状态，进行电路仿真，观察输出端电平指示器的显示状态（亮为 “1” ，灭为 “0” ），并填写实验结果。 实验结果填入表 的逻辑真值表中，并写出输出端 Y 的逻辑表达式和电路的逻辑功能。 evaluation of scientif ic developm ent. Nature securit y t ypenature securit y is t o m aint enance people of healt h value f or t arget , t hrough str engthening securit y based m anagement , and r isk managem ent, and equipm ent m anagem ent and t echnology super vision, ensur e pr oduct ion i t he people, and r eal, and syst em, and syst em, elem ent s ecurit y r eliable, and harmony unif ied, f ul cont rol various against f actors, achieved t hought no slack, and m anagem ent no em pty docum ent , and equipment no hidden, and syst em no blocked, and unit zero non st oped. Qualit y and ef ficiency qualit y benef it is t o adher e t o t he enter prise sur vi al, profit and evelopm ent business t ruth, adher e t o t he all activit y is economic activit y, all costs can be contr oled, m oney should not be wast ed managem ent philosophy, m anagement analysis, t o im pr ove m anagement qualit y, im prove cost cont rol capacit y and m ar ket petit iveness. I nnovation of science and t echnol gy science and t echnol gy innovation is t o play t he r ole of science and t echnol gy as t he prim ary productive f or ce, active use of new t echnol gies, new m aterials, new pr ocesses, new equipment, incr ease invest ment in science and t echnol gy, st r engt hening scientif ic and t echnol gical t r aining, speeding up t ransf orm ing scient if ic and t echnol gical achievements, f orm ing a num ber of propriet ar y t echnol gy, enhancing core petit iveness. Resour cesavingt her esour ces saving ent er pr ise was t o r educe coal consum pt ion, wat er consumption, electr icit y at t he cor e, enhance t he oper ation of lean managem ent o r ealize low consum ption, high eff icency, r educe pr oduction cost s. Second is t o st rengt hen t he business, f inancial, material, inf or mation and t he opt imization of or ganization and managem ent, saving t he int er nal t r ansaction cost s. Harm onious developm ent of harm onious developm entis t o con。