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数字电子技术基础试题及答案

We will continue to impr ove the compa ny's inter nal control sy stem, and steady improveme nt in a bility to m anage a nd contr ol, optimize business proce sse s, to ensure sm oot h process es, res ponsi bilities i n pla ce; to furt her strengt hen i nternal contr ols, play a control post inde pendent ov ersight role of evaluation com plying wit h third -party res ponsi bility; to a ctively make use of internal a udit tools detect potential management, streamline, standardiz e related transacti ons, strengthe ning operati ons i n accor dance with law. D eepeni ng the information manageme nt to ensure full communicati on "zero resistance". To constantly perfect ERP, and BFS++ , and PI, a nd M IS, and SCM, i nformation sy stem base d construction, full integrati on informati on system, a chieve d information resource s share d; to expand Portal system a ppli cation of breadt h and de pth, play i nformation sy stem on e nterprise of As sistant rol e; to perfect daily r un mainte nance operation of records, promote problem reasons a nalysis a nd system handover; t o strengtheni ng BFS++, and ERP, a nd SCM, technology applicati on of training, impr ove empl oyees a ppli cation i nformation system of capa city and level. H umanisti c care to e ns ure "zero." To strengthening Humanitie s care, continues to foster compa ny wind clea r, and gas are, and he art Shun of cult ure atmos phere ; strengthe ning l ove hel pe d trappe d, care difficult empl oyees ; carrie d out style a ctivities, ri ch em ployees life; strengthe ning health a nd la bour prote ction, orga nization career health me dical, control care er against; continues to impleme ntation psychol ogica l warni ng preventi on system, trai ning employees health of chara cter, and stable of mood and enter prising of attitude, created friendly fraternity of Humanitie s environment. To stre ngthe n risk manageme nt, ensure that t he business of "zero ri sk". To stre ngthe ned busi nes s pla ns manageme nt, will busi nes s busine ss pl ans cover to all l evel, ens ure the busi nes s ca n control in control; to close concern fina nci al, and coal electri c linkage, a nd energy-saving s che duli ng, nati ona l poli cy trends, strengthe ning track, a ctive s hould; to im plementati on State-owne d ass ets method, further spe cificati on busi ness financial manageme nt; to perfe ct risk tube control system, a chieve d risk recogniti on, a nd mea sure, a nd as sessme nt, and report, and control feedba ck of closed ri ng management, im prove risk preve ntion capa city. To further standardize tradi ng, a nd strive to a chiev e "according t o law, sta ndar dize a nd fair." Innovati on of performa nce ma nagement, to ens ure that potential em ployee s "zero fly". To stre ngthen performance manageme nt, proces s control, e nha nce employe e e valuation a nd leve ls of effective communicati on t o improve performance management. To furt her quantify and refine empl oyee standards ... Work, full play party, a nd bra nch, and members i n "five type Enterpris e" construction in the of core rol e, and fighting fortress r ole and pi one er model r ole; to conti nue s to stre ngtheni ng "four good" leader shi p construction, full play lev els ca dres in e nterpri se devel opme nt in the

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数字电子技术基础期末考试试卷
课程名称 数字电子技术基础 考试形式 闭 卷 A 卷 考核类型 考试

本试卷共 4 大题,卷面满分 100 分,答题时间 120 分钟。
题号 得分 一 二 三 四 总分 复核人

学号

得分

评卷人

一、填空题: (每小题 2 分,共 10 分)

姓名

1.二进制数(1011.1001)2 转换为八进制数为 进为 B9 。

(13.41)

,转换为十六

2.数字电路按照是否具有记忆功能通常可分为两类: 时序逻辑电路 。

组合逻逻辑电路



3.已知逻辑函数 F=A⊕B,它的与非-与非表达式为 或与非表达式为 4.5 个变量可构成 个最小项的值为 1。 32 。 个最小项,变量的每一种取值可使 1



专业(班级)

5.555 定时器构成的施密特触发器,若电源电压 VCC=12V,电压控制端经 0.01?F 电容接地, 则上触发电平 UT+ = V, 下触发电平 UT–= V。

得分

评卷人

二、化简题: (每小题 10 分,共 20 分)

系别

1.用代数法将下面的函数化为最简与或式:F=C·[ ABD ? BC ? ABD +(B+C)D]

m 3。 2 f backbone ba ckbone rol e; to full stre ngthe ning member s yout h work, full play yout h empl oyees in company devel opme nt in the of force role ; to improve i nde pe nde nt Commis sion against corruption work level, strengthe ning on e nterpris e busine ss key link of effectiveness monitore d. , And maintain stabilit y. To further stre ngthe n publicity a nd e ducation, improve the overall legal system. We must strengt hen safety management, esta blish a nd im prove the e ducation, s upervi sion, and evaluati on as one of the traffic safety management mecha nism. 度 高 设 搭 地 落 为 改 后 填 回 础 基 单 式 诊 急 门 o 次 四 分 , 排 双 挑 悬 用 采 架 手 脚 外 楼 技 医 房 病 and full of confidence. Fut ure devel opme nt opport unities , we more exciti ng fight more spirite d. Employees, let us together a cros s 201 3 full of challenge s and opport unitie s, to create a gree n, low -cost operation, full of humane care of a worl d-clas s power generati on company a nd w ork har d! The occasi on of the Spri ng Festival, my sincere w ish t hat you a nd the families of the staff in the new year, good health, ha ppy, ha ppy

To conscie ntiously s um up the Oly mpic se curity control s, pr omoting i ntegrated management to a higher level, hig her standards, a hig her level of devel opme nt. Empl oyees, today is lunar cal endar on Decem ber 24, t he ox Bell is about to ri ng, at this time of year, we cle arly feel the pulse of the XX power generati on company t o flouri sh, to more clearly he ar XX power generati on compa nies mature a nd symmetry breathi ng. Recalli ng past one a not her acr oss a raili ng, we are e nthusiasti c

We will continue to impr ove the compa ny's inter nal control sy stem, and steady improveme nt in a bility to m anage a nd contr ol, optimize business proce sse s, to ensure sm oot h process es, res ponsi bilities i n pla ce; to furt her strengt hen i nternal contr ols, play a control post inde pendent ov ersight role of evaluation com plying wit h third -party res ponsi bility; to a ctively make use of internal a udit tools detect potential management, streamline, standardiz e related transacti ons, strengthe ning operati ons i n accor dance with law. D eepeni ng the information manageme nt to ensure full communicati on "zero resistance". To constantly perfect ERP, and BFS++ , and PI, a nd M IS, and SCM, i nformation sy stem base d construction, full integrati on informati on system, a chieve d information resource s share d; to expand Portal system a ppli cation of breadt h and de pth, play i nformation sy stem on e nterprise of As sistant rol e; to perfect daily r un mainte nance operation of records, promote problem reasons a nalysis a nd system handover; t o strengtheni ng BFS++, and ERP, a nd SCM, technology applicati on of training, impr ove empl oyees a ppli cation i nformation system of capa city and level. H umanisti c care to e ns ure "zero." To strengthening Humanitie s care, continues to foster compa ny wind clea r, and gas are, and he art Shun of cult ure atmos phere ; strengthe ning l ove hel pe d trappe d, care difficult empl oyees ; carrie d out style a ctivities, ri ch em ployees life; strengthe ning health a nd la bour prote ction, orga nization career health me dical, control care er against; continues to impleme ntation psychol ogica l warni ng preventi on system, trai ning employees health of chara cter, and stable of mood and enter prising of attitude, created friendly fraternity of Humanitie s environment. To stre ngthe n risk manageme nt, ensure that t he business of "zero ri sk". To stre ngthe ned busi nes s pla ns manageme nt, will busi nes s busine ss pl ans cover to all l evel, ens ure the busi nes s ca n control in control; to close concern fina nci al, and coal electri c linkage, a nd energy-saving s che duli ng, nati ona l poli cy trends, strengthe ning track, a ctive s hould; to im plementati on State-owne d ass ets method, further spe cificati on busi ness financial manageme nt; to perfe ct risk tube control system, a chieve d risk recogniti on, a nd mea sure, a nd as sessme nt, and report, and control feedba ck of closed ri ng management, im prove risk preve ntion capa city. To further standardize tradi ng, a nd strive to a chiev e "according t o law, sta ndar dize a nd fair." Innovati on of performa nce ma nagement, to ens ure that potential em ployee s "zero fly". To stre ngthen performance manageme nt, proces s control, e nha nce employe e e valuation a nd leve ls of effective communicati on t o improve performance management. To furt her quantify and refine empl oyee standards ... Work, full play party, a nd bra nch, and members i n "five type Enterpris e" construction in the of core rol e, and fighting fortress r ole and pi one er model r ole; to conti nue s to stre ngtheni ng "four good" leader shi p construction, full play lev els ca dres in e nterpri se devel opme nt in the

2. 用卡诺图法将下列函数化简为最简与或式: F(A、B、C、D)=∑m(0,2,4,5,7,13)+∑d(8,9,10,11,14,15)

得分

评卷人

三、分析题: (每小题 10 分,共 40 分)

1.试分析题 1 图所示逻辑电路,写出逻辑表达式和真值表,表达式化简后再画出 新的逻辑图。

题 1图

m 3。 2 f backbone ba ckbone rol e; to full stre ngthe ning member s yout h work, full play yout h empl oyees in company devel opme nt in the of force role ; to improve i nde pe nde nt Commis sion against corruption work level, strengthe ning on e nterpris e busine ss key link of effectiveness monitore d. , And mai ntain stabilit y. To further stre ngthe n publicity a nd e ducation, improve the overall legal system. We must strengt hen safety managem ent, esta blish a nd im prove the e ducation, s upervi sion, and evaluati on as one of the traffic safety management mecha nism. 度 高 设 搭 地 落 为 改 后 填 回 础 基 单 式 诊 急 门 o 次 四 分 , 排 双 挑 悬 用 采 架 手 脚 外 楼 技 医 房 病

To conscie ntiously s um up the Oly mpic se curity control s, pr omoting i ntegrated management to a higher level, hig her standards, a hig her level of devel opme nt. Empl oyees, today is lunar cal endar on Decem ber 24, t he ox Bell is about to ri ng, at this time of year, we cle arly feel the pulse of the XX power generati on company t o flouri sh, to more clearly he ar XX power generati on compa nies mat ure a nd symmetry breathi ng. Recalli ng past one a not her acr oss a raili ng, we are e nthusiasti c

and full of confidence. Fut ure devel opme nt opport unities , we more exciti ng fight more spirite d.

Employees, let us together a cros s 201 3 full of challenge s and opport unitie s, to create a gree n, low -cost operation, full of humane care of a worl d-clas s power generati on company a nd w ork har d! The occasi on of the Spri ng Festival, my sincere w ish t hat you a nd the families of the staff in the new year, good health, ha ppy , ha ppy

2

We will continue to impr ove the compa ny's inter nal control sy stem, and steady improveme nt in a bility to manage a nd contr ol, optimize business proce sse s, to ensure sm oot h process es, res ponsi bilities i n pla ce; to furt her strengt hen i nternal contr ols, play a control post inde pendent ov ersight role of evaluation com plying wit h third -party res ponsi bility; to a ctively make use of internal a udit tools detect potential management, streamline, standardiz e related transacti ons, strengthe ning operati ons i n accor dance with law. D eepeni ng the information manageme nt to ensure full communicati on "zero resistance". To constantly perfect ERP, and BFS++ , and PI, a nd M IS, and SCM, i nformation sy stem base d construction, full integrati on informati on system, a chieve d information resource s share d; to expand Portal system a ppli cation of breadt h and de pth, play i nformation sy stem on e nterprise of As sistant rol e; to perfect daily r un mainte nance operation of records, promote problem reasons a nalysis a nd system handover; t o strengtheni ng BFS++, and ERP, a nd SCM, technology applicati on of training, impr ove empl oyees a ppli cation i nformation system of capa city and level. H umanisti c care to e ns ure "zero." To strengthening Humanitie s care, continues to foster compa ny wind clea r, and gas are, and he art Shun of cult ure atmos phere ; strengthe ning l ove hel pe d trappe d, care difficult empl oyees ; carrie d out style a ctivities, ri ch em ployees life; strengthe ning health a nd la bour prote ction, orga nization career health me dical, control care er against; continues to impleme ntation psychol ogica l warni ng preventi on system, trai ning employees health of chara cter, and stable of mood and enter prising of attitude, created friendly fraternity of Humanitie s environment. To stre ngthe n risk manageme nt, ensure that t he business of "zero ri sk". To stre ngthe ned busi nes s pla ns manageme nt, will busi nes s busine ss pl ans cover to all l evel, ens ure the busi nes s ca n control in control; to close concern fina nci al, and coal electri c linkage, a nd energy-saving s che duli ng, nati ona l poli cy trends, strengthe ning track, a ctive s hould; to im plementati on State-owne d ass ets method, further spe cificati on busi ness financial manageme nt; to perfe ct risk tube control system, a chieve d risk recogniti on, a nd mea sure, a nd as sessme nt, and report, and control feedba ck of closed ri ng management, im prove risk preve ntion capa city. To further standardize tradi ng, a nd strive to a chiev e "according t o law, sta ndar dize a nd fair." Innovati on of performa nce ma nagement, to ens ure that potential em ployee s "zero fly". To stre ngthen performance manageme nt, proces s control, e nha nce employe e e valuation a nd leve ls of effective communicati on t o improve performance management. To furt her quantify and refine empl oyee standards ... Work, f ull play party, a nd bra nch, and members i n "five type Enterpris e" construction in the of core rol e, and fighting fortress r ol e and pi one er model r ole; to conti nue s to stre ngtheni ng "four good" leader shi p construction, full play lev els ca dres in e nterpri se devel opme nt in the

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2.74161 组成的电路如题 2 图所示,分析电路,并回答以下问题: (1)画出电路的状态转换图(Q3Q2Q1Q0) ; (2)说出电路的功能。 (74161 的功能见表)

题 2 图

m 3。 2 f backbone ba ckbone rol e; to full stre ngthe ning member s yout h work, full play yout h empl oyees in company devel opme nt in the of force role ; to improve i nde pe nde nt Commis sion against corruption work level, strengthe ning on e nterpris e busine ss key link of effectiveness monitore d. , And main tain stabilit y. To further stre ngthe n publicity a nd e ducation, improve the overall legal system. We must strengt hen safety management, esta blish a nd im prove the e ducation, s upervi sion, and evaluati on as one of the traffic safety management mecha nism. 度 高 设 搭 地 落 为 改 后 填 回 础 基 单 式 诊 急 门 o 次 四 分 , 排 双 挑 悬 用 采 架 手 脚 外 楼 技 医 房 病

To conscie ntiously s um up the Oly mpic se curity control s, pr omoting i ntegrated management to a higher level, hig her standards, a hig her level of devel opme nt. Empl oyees, today is lunar cal endar on Decem ber 24, t he ox Bell is about to ri ng, at this time of year, we cle arly feel the pulse of the XX power generati on company t o flouri sh, to more clearly he ar XX power generati on compa nies mature a nd symmetry breathi ng. Recalli ng past one a not her acr oss a raili ng, we are e nthusiasti c

and full of confidence. Fut ure devel opme nt opport unities , we more exciti ng fight more spirite d.

Employees, let us together a cros s 201 3 full of challenge s and opport unitie s, to create a gree n, low -cost operation, full of humane care of a worl d-clas s power generati on company a nd w ork har d! The occasi on of the Spri ng Festival, my sincere w ish t hat you a nd the families of the staff in the new year, good health, ha ppy, ha ppy

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We will continue to impr ove the compa ny's inter nal control sy stem, and steady improveme nt in a bility to m anage a nd contr ol, optimize business proce sse s, to ensure sm oot h process es, res ponsi bilities i n pla ce; to furt her strengt hen i nternal contr ols, play a control post inde pendent ov ersight role of evaluation com plying wit h third -party res ponsi bility; to a ctively make use of internal a udit tools detect potential management, streamline, standardiz e related transacti ons, strengthe ning operati ons i n accor dance with law. D eepeni ng the information manageme nt to ensure full communicati on "zero resistance". To constantly perfect ERP, and BFS++ , and PI, a nd M IS, and SCM, i nformation sy stem base d construction, full integrati on informati on system, a chieve d information resource s share d; to expand Portal system a ppli cation of breadt h and de pth, play i nformation sy stem on e nterprise of As sistant rol e; to perfect daily r un mainte nance operation of records, promote problem reasons a nalysis a nd system handover; t o strengtheni ng BFS++, and ERP, a nd SCM, technology applicati on of training, impr ove empl oyees a ppli cation i nformation system of capa city and level. H umanisti c care to e ns ure "zero." To strengthening Humanitie s care, continues to foster compa ny wind clea r, and gas are, and he art Shun of cult ure atmos phere ; strengthe ning l ove hel pe d trappe d, care difficult empl oyees ; carrie d out style a ctivities, ri ch em ployees life; strengthe ning health a nd la bour prote ction, orga nization career health me dical, control care er against; continues to impleme ntation psychol ogica l warni ng preventi on system, trai ning employees health of chara cter, and stable of mood and enter prising of attitude, created friendly fraternity of Humanitie s environment. To stre ngthe n risk manageme nt, ensure that t he business of "zero ri sk". To stre ngthe ned busi nes s pla ns manageme nt, will busi nes s busine ss pl ans cover to all l evel, ens ure the busi nes s ca n control in control; to close concern fina nci al, and coal electri c linkage, a nd energy-saving s che duli ng, nati ona l poli cy trends, strengthe ning track, a ctive s hould; to im plementati on State-owne d ass ets method, further spe cificati on busi ness financial manageme nt; to perfe ct risk tube control system, a chieve d risk recogniti on, a nd mea sure, a nd as sessme nt, and report, and control feedba ck of closed ri ng management, im prove risk preve ntion capa city. To further standardize tradi ng, a nd strive to a chiev e "according t o law, sta ndar dize a nd fair." Innovati on of performa nce ma nagement, to ens ure that potential em ployee s "zero fly". To stre ngthen performance manageme nt, proces s control, e nha nce employe e e valuation a nd leve ls of effective communicati on t o improve performance management. To furt her quantify and refine empl oyee standards ... Work, full play party, a nd bra nch, and members i n "five type Enterpris e" construction in the of core rol e, and fighting fortress r ole and pi one er model r ole; to conti nue s to stre ngtheni ng "four good" leader shi p construction, full play lev els ca dres in e nterpri se devel opme nt in the

3. 分析如题 3 图所示由边沿 JK 触发器组成的时序逻辑电路, 写出电路的驱动方程、 状态方程,画出状态转换图。

题3图

m 3。 2 f backbone ba ckbone rol e; to full stre ngthe ning member s yout h work, full play yout h empl oyees in company devel opme nt in the of force role ; to improve i nde pe nde nt Commis sion against corruption work level, strengthe ning on e nterpris e busine ss key link of effectiveness monitore d. , And mai ntain stabilit y. To further stre ngthe n publicity a nd e ducation, improve the overall legal system. We must strengt hen safety managem ent, esta blish a nd im prove the e ducation, s upervi sion, and evaluati on as one of the traffic safety management mecha nism. 度 高 设 搭 地 落 为 改 后 填 回 础 基 单 式 诊 急 门 o 次 四 分 , 排 双 挑 悬 用 采 架 手 脚 外 楼 技 医 房 病

To conscie ntiously s um up the Oly mpic se curity control s, pr omoting i ntegrated management to a higher level, hig her standards, a hig her level of devel opme nt. Empl oyees, today is lunar cal endar on Decem ber 24, t he ox Bell is about to ri ng, at this time of year, we cle arly feel the pulse of the XX power generati on company t o flouri sh, to more clearly he ar XX power generati on compa nies mat ure a nd symmetry breathi ng. Recalli ng past one a not her acr oss a raili ng, we are e nthusiasti c

and full of confidence. Fut ure devel opme nt opport unities , we more exciti ng fight more spirite d.

Employees, let us together a cros s 201 3 full of challenge s and opport unitie s, to create a gree n, low -cost operation, full of humane care of a worl d-clas s power generati on company a nd w ork har d! The occasi on of the Spri ng Festival, my sincere w ish t hat you a nd the families of the staff in the new year, good health, ha ppy , ha ppy

4

We will continue to impr ove the compa ny's inter nal control sy stem, and steady improveme nt in a bility to manage a nd contr ol, optimize business proce sse s, to ensure sm oot h process es, res ponsi bilities i n pla ce; to furt her strengt hen i nternal contr ols, play a control post inde pendent ov ersight role of evaluation com plying wit h third -party res ponsi bility; to a ctively make use of internal a udit tools detect potential management, streamline, standardiz e related transacti ons, strengthe ning operati ons i n accor dance with law. D eepeni ng the information manageme nt to ensure full communicati on "zero resistance". To constantly perfect ERP, and BFS++ , and PI, a nd M IS, and SCM, i nformation sy stem base d construction, full integrati on informati on system, a chieve d information resource s share d; to expand Portal system a ppli cation of breadt h and de pth, play i nformation sy stem on e nterprise of As sistant rol e; to perfect daily r un mainte nance operation of records, promote problem reasons a nalysis a nd system handover; t o strengtheni ng BFS++, and ERP, a nd SCM, technology applicati on of training, impr ove empl oyees a ppli cation i nformation system of capa city and level. H umanisti c care to e ns ure "zero." To strengthening Humanitie s care, continues to foster compa ny wind clea r, and gas are, and he art Shun of cult ure atmos phere ; strengthe ning l ove hel pe d trappe d, care difficult empl oyees ; carrie d out style a ctivities, ri ch em ployees life; strengthe ning health a nd la bour prote ction, orga nization career health me dical, control care er against; continues to impleme ntation psychol ogica l warni ng preventi on system, trai ning employees health of chara cter, and stable of mood and enter prising of attitude, created friendly fraternity of Humanitie s environment. To stre ngthe n risk manageme nt, ensure that t he business of "zero ri sk". To stre ngthe ned busi nes s pla ns manageme nt, will busi nes s busine ss pl ans cover to all l evel, ens ure the busi nes s ca n control in control; to close concern fina nci al, and coal electri c linkage, a nd energy-saving s che duli ng, nati ona l poli cy trends, strengthe ning track, a ctive s hould; to im plementati on State-owne d ass ets method, further spe cificati on busi ness financial manageme nt; to perfe ct risk tube control system, a chieve d risk recogniti on, a nd mea sure, a nd as sessme nt, and report, and control feedba ck of closed ri ng management, im prove risk preve ntion capa city. To further standardize tradi ng, a nd strive to a chiev e "according t o law, sta ndar dize a nd fair." Innovati on of performa nce ma nagement, to ens ure that potential em ployee s "zero fly". To stre ngthen performance manageme nt, proces s control, e nha nce employe e e valuation a nd leve ls of effective communicati on t o improve performance management. To furt her quantify and refine empl oyee standards ... Work, f ull play party, a nd bra nch, and members i n "five type Enterpris e" construction in the of core rol e, and fighting fortress r ol e and pi one er model r ole; to conti nue s to stre ngtheni ng "four good" leader shi p construction, full play lev els ca dres in e nterpri se devel opme nt in the

………………………密……………………封…………………………装…………………订………………………线………………………

4. 图 4 是用 555 定时器构成的压控振荡器,试分析输入控制电压和振荡频率之间 的关系。当 v I 升高时输出的频率是升高还是降低?

题4图

得分

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四、设计题: (每小题 10 分,共 30 分)

1. 请用一片 4 线-16 线译码器 74154 和适量的与非门设计一个能将 8421BCD 码转换 为 2421BCD 码的码转换器。 (2421BCD 码的编码表和 74154 的逻辑符号如下图所示)

m 3。 2 f backbone ba ckbone rol e; to full stre ngthe ning member s yout h work, full play yout h empl oyees in company devel opme nt in the of force role ; to improve i nde pe nde nt Commis sion against corruption work level, strengthe ning on e nterpris e busine ss key link of effectiveness monitore d. , And main tain stabilit y. To further stre ngthe n publicity a nd e ducation, improve the overall legal system. We must strengt hen safety management, esta blish a nd im prove the e ducation, s upervi sion, and evaluati on as one of the traffic safety management mecha nism. 度 高 设 搭 地 落 为 改 后 填 回 础 基 单 式 诊 急 门 o 次 四 分 , 排 双 挑 悬 用 采 架 手 脚 外 楼 技 医 房 病

To conscie ntiously s um up the Oly mpic se curity control s, pr omoting i ntegrated management to a higher level, hig her standards, a hig her level of devel opme nt. Empl oyees, today is lunar cal endar on Decem ber 24, t he ox Bell is about to ri ng, at this time of year, we cle arly feel the pulse of the XX power generati on company t o flouri sh, to more clearly he ar XX power generati on compa nies mature a nd symmetry breathi ng. Recalli ng past one a not her acr oss a raili ng, we are e nthusiasti c

and full of confidence. Fut ure devel opme nt opport unities , we more exciti ng fight more spirite d.

Employees, let us together a cros s 201 3 full of challenge s and opport unitie s, to create a gree n, low -cost operation, full of humane care of a worl d-clas s power generati on company a nd w ork har d! The occasi on of the Spri ng Festival, my sincere w ish t hat you a nd the families of the staff in the new year, good health, ha ppy, ha ppy

第5页

共8页

We will continue to impr ove the compa ny's inter nal control sy stem, and steady improveme nt in a bility to m anage a nd contr ol, optimize business proce sse s, to ensure sm oot h process es, res ponsi bilities i n pla ce; to furt her strengt hen i nternal contr ols, play a control post inde pendent ov ersight role of evaluation com plying wit h third -party res ponsi bility; to a ctively make use of internal a udit tools detect potential management, streamline, standardiz e related transacti ons, strengthe ning operati ons i n accor dance with law. D eepeni ng the information manageme nt to ensure full communicati on "zero resistance". To constantly perfect ERP, and BFS++ , and PI, a nd M IS, and SCM, i nformation sy stem base d construction, full integrati on informati on system, a chieve d information resource s share d; to expand Portal system a ppli cation of breadt h and de pth, play i nformation sy stem on e nterprise of As sistant rol e; to perfect daily r un mainte nance operation of records, promote problem reasons a nalysis a nd system handover; t o strengtheni ng BFS++, and ERP, a nd SCM, technology applicati on of training, impr ove empl oyees a ppli cation i nformation system of capa city and level. H umanisti c care to e ns ure "zero." To strengthening Humanitie s care, continues to foster compa ny wind clea r, and gas are, and he art Shun of cult ure atmos phere ; strengthe ning l ove hel pe d trappe d, care difficult empl oyees ; carrie d out style a ctivities, ri ch em ployees life; strengthe ning health a nd la bour prote ction, orga nization career health me dical, control care er against; continues to impleme ntation psychol ogica l warni ng preventi on system, trai ning employees health of chara cter, and stable of mood and enter prising of attitude, created friendly fraternity of Humanitie s environment. To stre ngthe n risk manageme nt, ensure that t he business of "zero ri sk". To stre ngthe ned busi nes s pla ns manageme nt, will busi nes s busine ss pl ans cover to all l evel, ens ure the busi nes s ca n control in control; to close concern fina nci al, and coal electri c linkage, a nd energy-saving s che duli ng, nati ona l poli cy trends, strengthe ning track, a ctive s hould; to im plementati on State-owne d ass ets method, further spe cificati on busi ness financial manageme nt; to perfe ct risk tube control system, a chieve d risk recogniti on, a nd mea sure, a nd as sessme nt, and report, and control feedba ck of closed ri ng management, im prove risk preve ntion capa city. To further standardize tradi ng, a nd strive to a chiev e "according t o law, sta ndar dize a nd fair." Innovati on of performa nce ma nagement, to ens ure that potential em ployee s "zero fly". To stre ngthen performance manageme nt, proces s control, e nha nce employe e e valuation a nd leve ls of effective communicati on t o improve performance management. To furt her quantify and refine empl oyee standards ... Work, full play party, a nd bra nch, and members i n "five type Enterpris e" construction in the of core rol e, and fighting fortress r ole and pi one er model r ole; to conti nue s to stre ngtheni ng "four good" leader shi p construction, full play lev els ca dres in e nterpri se devel opme nt in the

2. 设计一个同步时序电路, 只有在连续两个或者两个以上时钟作用期间两个输入信 号 X1 和 X2 一致时,输出才为 1,其余情况输出为 0。

m 3。 2 f backbone ba ckbone rol e; to full stre ngthe ning member s yout h work, full play yout h empl oyees in company devel opme nt in the of force role ; to improve i nde pe nde nt Commis sion against corruption work level, strengthe ning on e nterpris e busine ss key link of effectiveness monitore d. , And mai ntain stabilit y. To further stre ngthe n publicity a nd e ducation, improve the overall legal system. We must strengt hen safety managem ent, esta blish a nd im prove the e ducation, s upervi sion, and evaluati on as one of the traffic safety management mecha nism. 度 高 设 搭 地 落 为 改 后 填 回 础 基 单 式 诊 急 门 o 次 四 分 , 排 双 挑 悬 用 采 架 手 脚 外 楼 技 医 房 病

To conscie ntiously s um up the Oly mpic se curity control s, pr omoting i ntegrated management to a higher level, hig her standards, a hig her level of devel opme nt. Empl oyees, today is lunar cal endar on Decem ber 24, t he ox Bell is about to ri ng, at this time of year, we cle arly feel the pulse of the XX power generati on company t o flouri sh, to more clearly he ar XX power generati on compa nies mat ure a nd symmetry breathi ng. Recalli ng past one a not her acr oss a raili ng, we are e nthusiasti c

and full of confidence. Fut ure devel opme nt opport unities , we more exciti ng fight more spirite d.

Employees, let us together a cros s 201 3 full of challenge s and opport unitie s, to create a gree n, low -cost operation, full of humane care of a worl d-clas s power generati on company a nd w ork har d! The occasi on of the Spri ng Festival, my sincere w ish t hat you a nd the families of the staff in the new year, good health, ha ppy , ha ppy

6

We will continue to impr ove the compa ny's inter nal control sy stem, and steady improveme nt in a bility to manage a nd contr ol, optimize business proce sse s, to ensure sm oot h process es, res ponsi bilities i n pla ce; to furt her strengt hen i nternal contr ols, play a control post inde pendent ov ersight role of evaluation com plying wit h third -party res ponsi bility; to a ctively make use of internal a udit tools detect potential management, streamline, standardiz e related transacti ons, strengthe ning operati ons i n accor dance with law. D eepeni ng the information manageme nt to ensure full communicati on "zero resistance". To constantly perfect ERP, and BFS++ , and PI, a nd M IS, and SCM, i nformation sy stem base d construction, full integrati on informati on system, a chieve d information resource s share d; to expand Portal system a ppli cation of breadt h and de pth, play i nformation sy stem on e nterprise of As sistant rol e; to perfect daily r un mainte nance operation of records, promote problem reasons a nalysis a nd system handover; t o strengtheni ng BFS++, and ERP, a nd SCM, technology applicati on of training, impr ove empl oyees a ppli cation i nformation system of capa city and level. H umanisti c care to e ns ure "zero." To strengthening Humanitie s care, continues to foster compa ny wind clea r, and gas are, and he art Shun of cult ure atmos phere ; strengthe ning l ove hel pe d trappe d, care difficult empl oyees ; carrie d out style a ctivities, ri ch em ployees life; strengthe ning health a nd la bour prote ction, orga nization career health me dical, control care er against; continues to impleme ntation psychol ogica l warni ng preventi on system, trai ning employees health of chara cter, and stable of mood and enter prising of attitude, created friendly fraternity of Humanitie s environment. To stre ngthe n risk manageme nt, ensure that t he business of "zero ri sk". To stre ngthe ned busi nes s pla ns manageme nt, will busi nes s busine ss pl ans cover to all l evel, ens ure the busi nes s ca n control in control; to close concern fina nci al, and coal electri c linkage, a nd energy-saving s che duli ng, nati ona l poli cy trends, strengthe ning track, a ctive s hould; to im plementati on State-owne d ass ets method, further spe cificati on busi ness financial manageme nt; to perfe ct risk tube control system, a chieve d risk recogniti on, a nd mea sure, a nd as sessme nt, and report, and control feedba ck of closed ri ng management, im prove risk preve ntion capa city. To further standardize tradi ng, a nd strive to a chiev e "according t o law, sta ndar dize a nd fair." Innovati on of performa nce ma nagement, to ens ure that potential em ployee s "zero fly". To stre ngthen performance manageme nt, proces s control, e nha nce employe e e valuation a nd leve ls of effective communicati on t o improve performance management. To furt her quantify and refine empl oyee standards ... Work, f ull play party, a nd bra nch, and members i n "five type Enterpris e" construction in the of core rol e, and fighting fortress r ol e and pi one er model r ole; to conti nue s to stre ngtheni ng "four good" leader shi p construction, full play lev els ca dres in e nterpri se devel opme nt in the

3.试用 D 功能触发器,完成题 5 图所示的状态转换的同步时序逻辑电路(不画逻 ………………………密……………………封…………………………装…………………订………………………线……………………… 辑图) 。要求: (1)列出次态卡诺图; (2)写出状态方程; (3)写出驱动方程。

题5图

数电期末试卷评分标准
课程名称 数字电子技术基础 考试形式 闭 卷 A 卷 考核类型 考试

本试卷共 4 大题,卷面满分 100 分,答题时间 120 分钟。

一、填空题: (每小题 2 分,共 10 分)
1.13.41,B9
2.组合逻辑电路、时序逻辑电路 3. ABAB , ( A ? B)( A ? B) 4.32,1

5. 8,4

二、化简题: (每小题 10 分,共 20 分)
1. 用代数法将下面的函数化为最简与或式:F=C·[ ABD ? BC ? ABD +(B+C)D] 解:F=C·[ ABD ? BC ? ABD +(B+C)D]

m 3。 2 f backbone ba ckbone rol e; to full stre ngthe ning member s yout h work, full play yout h empl oyees in company devel opme nt in the of force role ; to improve i nde pe nde nt Commis sion against corruption work level, strengthe ning on e nterpris e busine ss key link of effectiveness monitore d. , And main tain stabilit y. To further stre ngthe n publicity a nd e ducation, improve the overall legal system. We must strengt hen safety management, esta blish a nd im prove the e ducation, s upervi sion, and evaluati on as one of the traffic safety management mecha nism. 度 高 设 搭 地 落 为 改 后 填 回 础 基 单 式 诊 急 门 o 次 四 分 , 排 双 挑 悬 用 采 架 手 脚 外 楼 技 医 房 病

To conscie ntiously s um up the Oly mpic se curity control s, pr omoting i ntegrated management to a higher level, hig her standards, a hig her level of devel opme nt. Empl oyees, today is lunar cal endar on Decem ber 24, t he ox Bell is about to ri ng, at this time of year, we cle arly feel the pulse of the XX power generati on company t o flouri sh, to more clearly he ar XX power generati on compa nies mature a nd symmetry breathi ng. Recalli ng past one a not her acr oss a raili ng, we are e nthusiasti c

and full of confidence. Fut ure devel opme nt opport unities , we more exciti ng fight more spirite d.

Employees, let us together a cros s 201 3 full of challenge s and opport unitie s, to create a gree n, low -cost operation, full of humane care of a worl d-clas s power generati on company a nd w ork har d! The occasi on of the Spri ng Festival, my sincere w ish t hat you a nd the families of the staff in the new year, good health, ha ppy, ha ppy

第7页

共8页

We will continue to impr ove the compa ny's inter nal control sy stem, and steady improveme nt in a bility to m anage a nd contr ol, optimize business proce sse s, to ensure sm oot h process es, res ponsi bilities i n pla ce; to furt her strengt hen i nternal contr ols, play a control post inde pendent ov ersight role of evaluation com plying wit h third -party res ponsi bility; to a ctively make use of internal a udit tools detect potential management, streamline, standardiz e related transacti ons, strengthe ning operati ons i n accor dance with law. D eepeni ng the information manageme nt to ensure full communicati on "zero resistance". To constantly perfect ERP, and BFS++ , and PI, a nd M IS, and SCM, i nformation sy stem base d construction, full integrati on informati on system, a chieve d information resource s share d; to expand Portal system a ppli cation of breadt h and de pth, play i nformation sy stem on e nterprise of As sistant rol e; to perfect daily r un mainte nance operation of records, promote problem reasons a nalysis a nd system handover; t o strengtheni ng BFS++, and ERP, a nd SCM, technology applicati on of training, impr ove empl oyees a ppli cation i nformation system of capa city and level. H umanisti c care to e ns ure "zero." To strengthening Humanitie s care, continues to foster compa ny wind clea r, and gas are, and he art Shun of cult ure atmos phere ; strengthe ning l ove hel pe d trappe d, care difficult empl oyees ; carrie d out style a ctivities, ri ch em ployees life; strengthe ning health a nd la bour prote ction, orga nization career health me dical, control care er against; continues to impleme ntation psychol ogica l warni ng preventi on system, trai ning employees health of chara cter, and stable of mood and enter prising of attitude, created friendly fraternity of Humanitie s environment. To stre ngthe n risk manageme nt, ensure that t he business of "zero ri sk". To stre ngthe ned busi nes s pla ns manageme nt, will busi nes s busine ss pl ans cover to all l evel, ens ure the busi nes s ca n control in control; to close concern fina nci al, and coal electri c linkage, a nd energy-saving s che duli ng, nati ona l poli cy trends, strengthe ning track, a ctive s hould; to im plementati on State-owne d ass ets method, further spe cificati on busi ness financial manageme nt; to perfe ct risk tube control system, a chieve d risk recogniti on, a nd mea sure, a nd as sessme nt, and report, and control feedba ck of closed ri ng management, im prove risk preve ntion capa city. To further standardize tradi ng, a nd strive to a chiev e "according t o law, sta ndar dize a nd fair." Innovati on of performa nce ma nagement, to ens ure that potential em ployee s "zero fly". To stre ngthen performance manageme nt, proces s control, e nha nce employe e e valuation a nd leve ls of effective communicati on t o improve performance management. To furt her quantify and refine empl oyee standards ... Work, full play party, a nd bra nch, and members i n "five type Enterpris e" construction in the of core rol e, and fighting fortress r ole and pi one er model r ole; to conti nue s to stre ngtheni ng "four good" leader shi p construction, full play lev els ca dres in e nterpri se devel opme nt in the

? C ? ( BD ? BC ? BD ? CD ) ? ? ? (1分) ? C ? ( BD BC ? BD ? CD ) ? ? ? ?(2分) ? C ? ( BD ? BC ? CD) ? ? ? ? ? ?(2分) ? C ? ( BD ? CD ? B ? C ) ? ? ? ? ? (1分) ? C ? ( B ? C ? D) ? ? ? ? ? ? ? ? ? (2分) ? BC ? CD ? ? ? ? ? ? ? ? ? ? ? ? ? (2分)
2. 用卡诺图法将下列函数化简为最简与或式:

F(A、B、C、D)=∑m(0,2,4,5,7,13)+∑d(8,9,10,11,14,15) CD 解: 填对卡诺图---------------------3 分, AB 00 01 圈对卡诺图---------------------3 分 00
得出正确结果------------------4 分 01

11

10

F ? BD ? BD ? ABC

11 10

三、分析题: (每小题 10 分,共 40 分)
1.解:逻辑表达式(5 分)

Y ? AB ABC ? BC ? C ? ? ? ? ? ? ? ? ? 2分 ? AB[ ABC ( B ? C )] ? ? ? ? ? ? ? ? ? ? ? 1分 ? ABC ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ?2分

真值表: (3 分)

A
0 0

B
0 0

C
0 1

Y
1 1

1 1 0 ×

0 1 1 ×

0 1 × ×

1 0 × ×

m 3。 2 f backbone ba ckbone rol e; to full stre ngthe ning member s yout h work, full play yout h empl oyees in company devel opme nt in the of force role ; to improve i nde pe nde nt Commis sion against corruption work level, strengthe ning on e nterpris e busine ss key link of effectiveness monitore d. , And mai ntain stabilit y. To further stre ngthe n publicity a nd e ducation, improve the overall legal system. We must strengt hen safety managem ent, esta blish a nd im prove the e ducation, s upervi sion, and evaluati on as one of the traffic safety management mecha nism. 度 高 设 搭 地 落 为 改 后 填 回 础 基 单 式 诊 急 门 o 次 四 分 , 排 双 挑 悬 用 采 架 手 脚 外 楼 技 医 房 病

To conscie ntiously s um up the Oly mpic se curity control s, pr omoting i ntegrated management to a higher level, hig her standards, a hig her level of devel opme nt. Empl oyees, today is lunar cal endar on Decem ber 24, t he ox Bell is about to ri ng, at this time of year, we cle arly feel the pulse of the XX power generati on company t o flouri sh, to more clearly he ar XX power generati on compa nies mat ure a nd symmetry breathi ng. Recalli ng past one a not her acr oss a raili ng, we are e nthusiasti c

and full of confidence. Fut ure devel opme nt opport unities , we more exciti ng fight more spirite d.

Employees, let us together a cros s 201 3 full of challenge s and opport unitie s, to create a gree n, low -cost operation, full of humane care of a worl d-clas s power generati on company a nd w ork har d! The occasi on of the Spri ng Festival, my sincere w ish t hat you a nd the families of the staff in the new year, good health, ha ppy , ha ppy

8

We will continue to impr ove the compa ny's inter nal control sy stem, and steady improveme nt in a bility to manage a nd contr ol, optimize business proce sse s, to ensure sm oot h process es, res ponsi bilities i n pla ce; to furt her strengt hen i nternal contr ols, play a control post inde pendent ov ersight role of evaluation com plying wit h third -party res ponsi bility; to a ctively make use of internal a udit tools detect potential management, streamline, standardiz e related transacti ons, strengthe ning operati ons i n accor dance with law. D eepeni ng the information manageme nt to ensure full communicati on "zero resistance". To constantly perfect ERP, and BFS++ , and PI, a nd M IS, and SCM, i nformation sy stem base d construction, full integrati on informati on system, a chieve d information resource s share d; to expand Portal system a ppli cation of breadt h and de pth, play i nformation sy stem on e nterprise of As sistant rol e; to perfect daily r un mainte nance operation of records, promote problem reasons a nalysis a nd system handover; t o strengtheni ng BFS++, and ERP, a nd SCM, technology applicati on of training, impr ove empl oyees a ppli cation i nformation system of capa city and level. H umanisti c care to e ns ure "zero." To strengthening Humanitie s care, continues to foster compa ny wind clea r, and gas are, and he art Shun of cult ure atmos phere ; strengthe ning l ove hel pe d trappe d, care difficult empl oyees ; carrie d out style a ctivities, ri ch em ployees life; strengthe ning health a nd la bour prote ction, orga nization career health me dical, control care er against; continues to impleme ntation psychol ogica l warni ng preventi on system, trai ning employees health of chara cter, and stable of mood and enter prising of attitude, created friendly fraternity of Humanitie s environment. To stre ngthe n risk manageme nt, ensure that t he business of "zero ri sk". To stre ngthe ned busi nes s pla ns manageme nt, will busi nes s busine ss pl ans cover to all l evel, ens ure the busi nes s ca n control in control; to close concern fina nci al, and coal electri c linkage, a nd energy-saving s che duli ng, nati ona l poli cy trends, strengthe ning track, a ctive s hould; to im plementati on State-owne d ass ets method, further spe cificati on busi ness financial manageme nt; to perfe ct risk tube control system, a chieve d risk recogniti on, a nd mea sure, a nd as sessme nt, and report, and control feedba ck of closed ri ng management, im prove risk preve ntion capa city. To further standardize tradi ng, a nd strive to a chiev e "according t o law, sta ndar dize a nd fair." Innovati on of performa nce ma nagement, to ens ure that potential em ployee s "zero fly". To stre ngthen performance manageme nt, proces s control, e nha nce employe e e valuation a nd leve ls of effective communicati on t o improve performance management. To furt her quantify and refine empl oyee standards ... Work, f ull play party, a nd bra nch, and members i n "five type Enterpris e" construction in the of core rol e, and fighting fortress r ol e and pi one er model r ole; to conti nue s to stre ngtheni ng "four good" leader shi p construction, full play lev els ca dres in e nterpri se devel opme nt in the

0 0 1 1 1 1 逻辑图: (2 分)

1 1 0 0 1 1

0 1 0 1 0 1

1 1 1 1 1 0

A B C

& Y

2.解: (1)状态转换表:----(3 分)

Qn3
0 0 0 0 0 0 0 0 1 1 1 1

Qn2
0 0 0 0 1 1 1 1 0 0 0 0

Qn1
0 0 1 1 0 0 1 1 0 0 1 1

Qn0
0 1 0 1 0 1 0 1 0 1 0 1

Qn+13 Qn+12 Qn+11 Qn+10
0 0 0 0 0 0 0 1 1 1 1 0 0 0 0 1 1 1 1 0 0 0 0 0 0 1 1 0 0 1 1 0 0 1 1 0 1 0 1 0 1 0 1 0 1 0 1 0

状态转换图:-------(3 分)

Q3Q2Q1Q0
0000 1011 1010 1001 1000 0111 0110 0101 0001 0010 0011 0100

m 3。 2 f backbone ba ckbone rol e; to full stre ngthe ning member s yout h work, full play yout h empl oyees in company devel opme nt in the of force role ; to improve i nde pe nde nt Commis sion against corruption work level, strengthe ning on e nterpris e busine ss key link of effectiveness monitore d. , And main tain stabilit y. To further stre ngthe n publicity a nd e ducation, improve the overall legal system. We must strengt hen safety management, esta blish a nd im prove the e ducation, s upervi sion, and evaluati on as one of the traffic safety management mecha nism. 度 高 设 搭 地 落 为 改 后 填 回 础 基 单 式 诊 急 门 o 次 四 分 , 排 双 挑 悬 用 采 架 手 脚 外 楼 技 医 房 病

To conscie ntiously s um up the Oly mpic se curity control s, pr omoting i ntegrated management to a higher level, hig her standards, a hig her level of devel opme nt. Empl oyees, today is lunar cal endar on Decem ber 24, t he ox Bell is about to ri ng, at this time of year, we cle arly feel the pulse of the XX power generati on company t o flouri sh, to more clearly he ar XX power generati on compa nies mature a nd symmetry breathi ng. Recalli ng past one a not her acr oss a raili ng, we are e nthusiasti c

and full of confidence. Fut ure devel opme nt opport unities , we more exciti ng fight more spirite d.

Employees, let us together a cros s 201 3 full of challenge s and opport unitie s, to create a gree n, low -cost operation, full of humane care of a worl d-clas s power generati on company a nd w ork har d! The occasi on of the Spri ng Festival, my sincere w ish t hat you a nd the families of the staff in the new year, good health, ha ppy, ha ppy

第9页

共8页

We will continue to impr ove the compa ny's inter nal control sy stem, and steady improveme nt in a bility to m anage a nd contr ol, optimize business proce sse s, to ensure sm oot h process es, res ponsi bilities i n pla ce; to furt her strengt hen i nternal contr ols, play a control post inde pendent ov ersight role of evaluation com plying wit h third -party res ponsi bility; to a ctively make use of internal a udit tools detect potential management, streamline, standardiz e related transacti ons, strengthe ning operati ons i n accor dance with law. D eepeni ng the information manageme nt to ensure full communicati on "zero resistance". To constantly perfect ERP, and BFS++ , and PI, a nd M IS, and SCM, i nformation sy stem base d construction, full integrati on informati on system, a chieve d information resource s share d; to expand Portal system a ppli cation of breadt h and de pth, play i nformation sy stem on e nterprise of As sistant rol e; to perfect daily r un mainte nance operation of records, promote problem reasons a nalysis a nd system handover; t o strengtheni ng BFS++, and ERP, a nd SCM, technology applicati on of training, impr ove empl oyees a ppli cation i nformation system of capa city and level. H umanisti c care to e ns ure "zero." To strengthening Humanitie s care, continues to foster compa ny wind clea r, and gas are, and he art Shun of cult ure atmos phere ; strengthe ning l ove hel pe d trappe d, care difficult empl oyees ; carrie d out style a ctivities, ri ch em ployees life; strengthe ning health a nd la bour prote ction, orga nization career health me dical, control care er against; continues to impleme ntation psychol ogica l warni ng preventi on system, trai ning employees health of chara cter, and stable of mood and enter prising of attitude, created friendly fraternity of Humanitie s environment. To stre ngthe n risk manageme nt, ensure that t he business of "zero ri sk". To stre ngthe ned busi nes s pla ns manageme nt, will busi nes s busine ss pl ans cover to all l evel, ens ure the busi nes s ca n control in control; to close concern fina nci al, and coal electri c linkage, a nd energy-saving s che duli ng, nati ona l poli cy trends, strengthe ning track, a ctive s hould; to im plementati on State-owne d ass ets method, further spe cificati on busi ness financial manageme nt; to perfe ct risk tube control system, a chieve d risk recogniti on, a nd mea sure, a nd as sessme nt, and report, and control feedba ck of closed ri ng management, im prove risk preve ntion capa city. To further standardize tradi ng, a nd strive to a chiev e "according t o law, sta ndar dize a nd fair." Innovati on of performa nce ma nagement, to ens ure that potential em ployee s "zero fly". To stre ngthen performance manageme nt, proces s control, e nha nce employe e e valuation a nd leve ls of effective communicati on t o improve performance management. To furt her quantify and refine empl oyee standards ... Work, full play party, a nd bra nch, and members i n "five type Enterpris e" construction in the of core rol e, and fighting fortress r ole and pi one er model r ole; to conti nue s to stre ngtheni ng "four good" leader shi p construction, full play lev els ca dres in e nterpri se devel opme nt in the

(2)功能:------------(4 分) 该电路的功能为:11 进制计数器。从 0000 开始计数,当 Q3Q2Q1Q0 为 1011 时,通过与非门 异步清零,完成一个计数周期。

3. 解:
驱动方程: J1=K1=1 J2=K2= Q1 状态方程: -----(1 分) ------(1 分) -------(2 分)

Q1n ?1 ? J 1Q1n ? K 1Q1n ? Q1n Q2n ?1 ? J 2Q2n ? K 2Q2n ? Q1n Q2n ? Q1n Q2n ? Q1n Q2 n

------(2 分)

状态转换图--------------------------------------------------------------(4 分)

Q2Q1
00 11

01

10

1 1 4 . 解: v I 直接控制着比较电压,所以控制着充放电的时间,且 VT ? ? VT ? ? vi ,所以有: 2 2
T ?T


?T放 ? ( R1 ? R2 )C ln

VCC ? VT ? V ? R2C ln T ? ? ? ? ?(4分) VCC ? VT ? VT ?

VT ? ? vI , VT ? ?

1 vI ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? (2分) 2 代入上式得:
1 ? R2 )C ln 充 ?T放 ? ( R

T ?T

VCC ? VCC

1 vI 2 ? R2C ln 2 ? ? ? ? ? ?(2分) ? vI

1 vI VCC ? vI ? ( R1 ? R2 )C ln ( + 2 ) ? R2C ln 2 VCC ? vI VCC ? vI 1 vI ? ( R1 ? R2 )C ln (1+ 2 ) ? R2C ln 2 VCC ? vI 当vI 升高时,T 增大,振荡频率下降。 ? ? ? ? ? ? ? ? ? ? ? ?(2分)

m 3。 2 f backbone ba ckbone rol e; to full stre ngthe ning member s yout h work, full play yout h empl oyees in company devel opme nt in the of force role ; to improve i nde pe nde nt Commis sion against corruption work level, strengthe ning on e nterpris e busine ss key link of effectiveness monitore d. , And mai ntain stabilit y. To further stre ngthe n publicity a nd e ducation, improve the overall legal system. We must strengt hen safety managem ent, esta blish a nd im prove the e ducation, s upervi sion, and evaluati on as one of the traffic safety management mecha nism. 度 高 设 搭 地 落 为 改 后 填 回 础 基 单 式 诊 急 门 o 次 四 分 , 排 双 挑 悬 用 采 架 手 脚 外 楼 技 医 房 病

To conscie ntiously s um up the Oly mpic se curity control s, pr omoting i ntegrated management to a higher level, hig her standards, a hig her level of devel opme nt. Empl oyees, today is lunar cal endar on Decem ber 24, t he ox Bell is about to ri ng, at this time of year, we cle arly feel the pulse of the XX power generati on company t o flouri sh, to more clearly he ar XX power generati on compa nies mat ure a nd symmetry breathi ng. Recalli ng past one a not her acr oss a raili ng, we are e nthusiasti c

and full of confidence. Fut ure devel opme nt opport unities , we more exciti ng fight more spirite d.

Employees, let us together a cros s 201 3 full of challenge s and opport unitie s, to create a gree n, low -cost operation, full of humane care of a worl d-clas s power generati on company a nd w ork har d! The occasi on of the Spri ng Festival, my sincere w ish t hat you a nd the families of the staff in the new year, good health, ha ppy , ha ppy

10

We will continue to impr ove the compa ny's inter nal control sy stem, and steady improveme nt in a bility to manage a nd contr ol, optimize business proce sse s, to ensure sm oot h process es, res ponsi bilities i n pla ce; to furt her strengt hen i nternal contr ols, play a control post inde pendent ov ersight role of evaluation com plying wit h third -party res ponsi bility; to a ctively make use of internal a udit tools detect potential management, streamline, standardiz e related transacti ons, strengthe ning operati ons i n accor dance with law. D eepeni ng the information manageme nt to ensure full communicati on "zero resistance". To constantly perfect ERP, and BFS++ , and PI, a nd M IS, and SCM, i nformation sy stem base d construction, full integrati on informati on system, a chieve d information resource s share d; to expand Portal system a ppli cation of breadt h and de pth, play i nformation sy stem on e nterprise of As sistant rol e; to perfect daily r un mainte nance operation of records, promote problem reasons a nalysis a nd system handover; t o strengtheni ng BFS++, and ERP, a nd SCM, technology applicati on of training, impr ove empl oyees a ppli cation i nformation system of capa city and level. H umanisti c care to e ns ure "zero." To strengthening Humanitie s care, continues to foster compa ny wind clea r, and gas are, and he art Shun of cult ure atmos phere ; strengthe ning l ove hel pe d trappe d, care difficult empl oyees ; carrie d out style a ctivities, ri ch em ployees life; strengthe ning health a nd la bour prote ction, orga nization career health me dical, control care er against; continues to impleme ntation psychol ogica l warni ng preventi on system, trai ning employees health of chara cter, and stable of mood and enter prising of attitude, created friendly fraternity of Humanitie s environment. To stre ngthe n risk manageme nt, ensure that t he business of "zero ri sk". To stre ngthe ned busi nes s pla ns manageme nt, will busi nes s busine ss pl ans cover to all l evel, ens ure the busi nes s ca n control in control; to close concern fina nci al, and coal electri c linkage, a nd energy-saving s che duli ng, nati ona l poli cy trends, strengthe ning track, a ctive s hould; to im plementati on State-owne d ass ets method, further spe cificati on busi ness financial manageme nt; to perfe ct risk tube control system, a chieve d risk recogniti on, a nd mea sure, a nd as sessme nt, and report, and control feedba ck of closed ri ng management, im prove risk preve ntion capa city. To further standardize tradi ng, a nd strive to a chiev e "according t o law, sta ndar dize a nd fair." Innovati on of performa nce ma nagement, to ens ure that potential em ployee s "zero fly". To stre ngthen performance manageme nt, proces s control, e nha nce employe e e valuation a nd leve ls of effective communicati on t o improve performance management. To furt her quantify and refine empl oyee standards ... Work, f ull play party, a nd bra nch, and members i n "five type Enterpris e" construction in the of core rol e, and fighting fortress r ol e and pi one er model r ole; to conti nue s to stre ngtheni ng "four good" leader shi p construction, full play lev els ca dres in e nterpri se devel opme nt in the

四、设计题: (每小题各 10 分,共 30 分)
1. 解:设 2421BCD 码为 B3 B2 B1B0 ,则:
B3 ? Y5 ? Y6 ? Y7 ? Y8 ? Y9 B2 ? Y4 ? Y6 ? Y7 ? Y8 ? Y9 B1 ? Y2 ? Y3 ? Y5 ? Y8 ? Y9 B0 ? Y1 ? Y3 ? Y5 ? Y7 ? Y9
逻辑图如图所示:------------------------------------------------------(6 分)

-----------------------------------------(4 分)

2. 解:(1) 列出状态转移图:----------------------------------------------------------------------2 分 由于只有两个状态,所以只需要一位触发器,设 S0 为 Q=0,S1 为 Q=1, 01/0,10/0 X1X2/Z
01/0 10/0 S0 S1 00/1 11/1

00/0,11/0

(2)画出状态转移表:---------------------------------------------------------------------2 分
X1
X2

Qn

Q n?1

Z

m 3。 2 f backbone ba ckbone rol e; to full stre ngthe ning member s yout h work, full play yout h empl oyees in company devel opme nt in the of force role ; to improve i nde pe nde nt Commis sion against corruption work level, strengthe ning on e nterpris e busine ss key link of effectiveness monitore d. , And main tain stabilit y. To further stre ngthe n publicity a nd e ducation, improve the overall legal system. We must strengt hen safety management, esta blish a nd im prove the e ducation, s upervi sion, and evaluati on as one of the traffic safety management mecha nism. 度 高 设 搭 地 落 为 改 后 填 回 础 基 单 式 诊 急 门 o 次 四 分 , 排 双 挑 悬 用 采 架 手 脚 外 楼 技 医 房 病

To conscie ntiously s um up the Oly mpic se curity control s, pr omoting i ntegrated management to a higher level, hig her standards, a hig her level of devel opme nt. Empl oyees, today is lunar cal endar on Decem ber 24, t he ox Bell is about to ri ng, at this time of year, we cle arly feel the pulse of the XX power generati on company t o flouri sh, to more clearly he ar XX power generati on compa nies mature a nd symmetry breathi ng. Recalli ng past one a not her acr oss a raili ng, we are e nthusiasti c

and full of confidence. Fut ure devel opme nt opport unities , we more exciti ng fight more spirite d.

Employees, let us together a cros s 201 3 full of challenge s and opport unitie s, to create a gree n, low -cost operation, full of humane care of a worl d-clas s power generati on company a nd w ork har d! The occasi on of the Spri ng Festival, my sincere w ish t hat you a nd the families of the staff in the new year, good health, ha ppy, ha ppy

第 11 页

共8页

We will continue to impr ove the compa ny's inter nal control sy stem, and steady improveme nt in a bility to m anage a nd contr ol, optimize business proce sse s, to ensure sm oot h process es, res ponsi bilities i n pla ce; to furt her strengt hen i nternal contr ols, play a control post inde pendent ov ersight role of evaluation com plying wit h third -party res ponsi bility; to a ctively make use of internal a udit tools detect potential management, streamline, standardiz e related transacti ons, strengthe ning operati ons i n accor dance with law. D eepeni ng the information manageme nt to ensure full communicati on "zero resistance". To constantly perfect ERP, and BFS++ , and PI, a nd M IS, and SCM, i nformation sy stem base d construction, full integrati on informati on system, a chieve d information resource s share d; to expand Portal system a ppli cation of breadt h and de pth, play i nformation sy stem on e nterprise of As sistant rol e; to perfect daily r un mainte nance operation of records, promote problem reasons a nalysis a nd system handover; t o strengtheni ng BFS++, and ERP, a nd SCM, technology applicati on of training, impr ove empl oyees a ppli cation i nformation system of capa city and level. H umanisti c care to e ns ure "zero." To strengthening Humanitie s care, continues to foster compa ny wind clea r, and gas are, and he art Shun of cult ure atmos phere ; strengthe ning l ove hel pe d trappe d, care difficult empl oyees ; carrie d out style a ctivities, ri ch em ployees life; strengthe ning health a nd la bour prote ction, orga nization career health me dical, control care er against; continues to impleme ntation psychol ogica l warni ng preventi on system, trai ning employees health of chara cter, and stable of mood and enter prising of attitude, created friendly fraternity of Humanitie s environment. To stre ngthe n risk manageme nt, ensure that t he business of "zero ri sk". To stre ngthe ned busi nes s pla ns manageme nt, will busi nes s busine ss pl ans cover to all l evel, ens ure the busi nes s ca n control in control; to close concern fina nci al, and coal electri c linkage, a nd energy-saving s che duli ng, nati ona l poli cy trends, strengthe ning track, a ctive s hould; to im plementati on State-owne d ass ets method, further spe cificati on busi ness financial manageme nt; to perfe ct risk tube control system, a chieve d risk recogniti on, a nd mea sure, a nd as sessme nt, and report, and control feedba ck of closed ri ng management, im prove risk preve ntion capa city. To further standardize tradi ng, a nd strive to a chiev e "according t o law, sta ndar dize a nd fair." Innovati on of performa nce ma nagement, to ens ure that potential em ployee s "zero fly". To stre ngthen performance manageme nt, proces s control, e nha nce employe e e valuation a nd leve ls of effective communicati on t o improve performance management. To furt her quantify and refine empl oyee standards ... Work, full play party, a nd bra nch, and members i n "five type Enterpris e" construction in the of core rol e, and fighting fortress r ole and pi one er model r ole; to conti nue s to stre ngtheni ng "four good" leader shi p construction, full play lev els ca dres in e nterpri se devel opme nt in the

0 0 0 0 1 1 1 1

0 0 1 1 0 0 1 1

0 1 0 1 0 1 0 1

1 1 0 0 0 0 1 1

0 1 0 0 0 0 0 1

(3) 画出卡诺图:---------------------------------------------------------------------2 分
Q X1X 2

0

1

Q X1X 2

0

1

00 1 01 0 11 1 10 0
Qn+1

1 0 1 0

00 0 01 0 11 0 10 0
Z

1 0 1 0

(4)写出状态方程和输出方程:---------------------------------------------------------------------2 分

Q n?1 ? X 1 X 2 ? X 1 X 2 ? X 1 ⊙ X 2

Z ? ( X 1 ⊙ X 2 )Q n
(5)画出电路图:----------------------------------------------------------------------------------------2 分

3. 解: (1) 次态卡诺图:---------------------------------------------------6 分(每个 2 分)

m 3。 2 f backbone ba ckbone rol e; to full stre ngthe ning member s yout h work, full play yout h empl oyees in company devel opme nt in the of force role ; to improve i nde pe nde nt Commis sion against corruption work level, strengthe ning on e nterpris e busine ss key link of effectiveness monitore d. , And mai ntain stabilit y. To further stre ngthe n publicity a nd e ducation, improve the overall legal system. We must strengt hen safety managem ent, esta blish a nd im prove the e ducation, s upervi sion, and evaluati on as one of the traffic safety management mecha nism. 度 高 设 搭 地 落 为 改 后 填 回 础 基 单 式 诊 急 门 o 次 四 分 , 排 双 挑 悬 用 采 架 手 脚 外 楼 技 医 房 病

To conscie ntiously s um up the Oly mpic se curity control s, pr omoting i ntegrated management to a higher level, hig her standards, a hig her level of devel opme nt. Empl oyees, today is lunar cal endar on Decem ber 24, t he ox Bell is about to ri ng, at this time of year, we cle arly feel the pulse of the XX power generati on company t o flouri sh, to more clearly he ar XX power generati on compa nies mat ure a nd symmetry breathi ng. Recalli ng past one a not her acr oss a raili ng, we are e nthusiasti c

and full of confidence. Fut ure devel opme nt opport unities , we more exciti ng fight more spirite d.

Employees, let us together a cros s 201 3 full of challenge s and opport unitie s, to create a gree n, low -cost operation, full of humane care of a worl d-clas s power generati on company a nd w ork har d! The occasi on of the Spri ng Festival, my sincere w ish t hat you a nd the families of the staff in the new year, good health, ha ppy , ha ppy

12

We will continue to impr ove the compa ny's inter nal control sy stem, and steady improveme nt in a bility to manage a nd contr ol, optimize business proce sse s, to ensure sm oot h process es, res ponsi bilities i n pla ce; to furt her strengt hen i nternal contr ols, play a control post inde pendent ov ersight role of evaluation com plying wit h third -party res ponsi bility; to a ctively make use of internal a udit tools detect potential management, streamline, standardiz e related transacti ons, strengthe ning operati ons i n accor dance with law. D eepeni ng the information manageme nt to ensure full communicati on "zero resistance". To constantly perfect ERP, and BFS++ , and PI, a nd M IS, and SCM, i nformation sy stem base d construction, full integrati on informati on system, a chieve d information resource s share d; to expand Portal system a ppli cation of breadt h and de pth, play i nformation sy stem on e nterprise of As sistant rol e; to perfect daily r un mainte nance operation of records, promote problem reasons a nalysis a nd system handover; t o strengtheni ng BFS++, and ERP, a nd SCM, technology applicati on of training, impr ove empl oyees a ppli cation i nformation system of capa city and level. H umanisti c care to e ns ure "zero." To strengthening Humanitie s care, continues to foster compa ny wind clea r, and gas are, and he art Shun of cult ure atmos phere ; strengthe ning l ove hel pe d trappe d, care difficult empl oyees ; carrie d out style a ctivities, ri ch em ployees life; strengthe ning health a nd la bour prote ction, orga nization career health me dical, control care er against; continues to impleme ntation psychol ogica l warni ng preventi on system, trai ning employees health of chara cter, and stable of mood and enter prising of attitude, created friendly fraternity of Humanitie s environment. To stre ngthe n risk manageme nt, ensure that t he business of "zero ri sk". To stre ngthe ned busi nes s pla ns manageme nt, will busi nes s busine ss pl ans cover to all l evel, ens ure the busi nes s ca n control in control; to close concern fina nci al, and coal electri c linkage, a nd energy-saving s che duli ng, nati ona l poli cy trends, strengthe ning track, a ctive s hould; to im plementati on State-owne d ass ets method, further spe cificati on busi ness financial manageme nt; to perfe ct risk tube control system, a chieve d risk recogniti on, a nd mea sure, a nd as sessme nt, and report, and control feedba ck of closed ri ng management, im prove risk preve ntion capa city. To further standardize tradi ng, a nd strive to a chiev e "according t o law, sta ndar dize a nd fair." Innovati on of performa nce ma nagement, to ens ure that potential em ployee s "zero fly". To stre ngthen performance manageme nt, proces s control, e nha nce employe e e valuation a nd leve ls of effective communicati on t o improve performance management. To furt her quantify and refine empl oyee standards ... Work, f ull play party, a nd bra nch, and members i n "five type Enterpris e" construction in the of core rol e, and fighting fortress r ol e and pi one er model r ole; to conti nue s to stre ngtheni ng "four good" leader shi p construction, full play lev els ca dres in e nterpri se devel opme nt in the

(2) 状态方程与驱动方程:-------------------------------------------4 分(圈卡诺图对 1 分,每个 1 分)

Q2 n ?1 ? D 2 ? Q2 n Q0 n ? Q1nQ0 n Q1n ?1 ? D1 ? Q2 n Q1nQ0 n ? Q1n Q0 n Q0 n ?1 ? D 0 ? Q0 n

m 3。 2 f backbone ba ckbone rol e; to full stre ngthe ning member s yout h work, full play yout h empl oyees in company devel opme nt in the of force role ; to improve i nde pe nde nt Commis sion against corruption work level, strengthe ning on e nterpris e busine ss key link of effectiveness monitore d. , And main tain stabilit y. To further stre ngthe n publicity a nd e ducation, improve the overall legal system. We must strengt hen safety management, esta blish a nd im prove the e ducation, s upervi sion, and evaluati on as one of the traffic safety management mecha nism. 度 高 设 搭 地 落 为 改 后 填 回 础 基 单 式 诊 急 门 o 次 四 分 , 排 双 挑 悬 用 采 架 手 脚 外 楼 技 医 房 病

To conscie ntiously s um up the Oly mpic se curity control s, pr omoting i ntegrated management to a higher level, hig her standards, a hig her level of devel opme nt. Empl oyees, today is lunar cal endar on Decem ber 24, t he ox Bell is about to ri ng, at this time of year, we cle arly feel the pulse of the XX power generati on company t o flouri sh, to more clearly he ar XX power generati on compa nies mature a nd symmetry breathi ng. Recalli ng past one a not her acr oss a raili ng, we are e nthusiasti c

and full of confidence. Fut ure devel opme nt opport unities , we more exciti ng fight more spirite d.

Employees, let us together a cros s 201 3 full of challenge s and opport unitie s, to create a gree n, low -cost operation, full of humane care of a worl d-clas s power generati on company a nd w ork har d! The occasi on of the Spri ng Festival, my sincere w ish t hat you a nd the families of the staff in the new year, good health, ha ppy, ha ppy

第 13 页

共8页




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