实验报告实验一 集成门电路逻辑功能测试

guide sex further enhanced, documents handle and running of speed obviously speed up, program gradually specification, conference service and Chief reception of quality and level has has new of improve, Logistics support capability further strengthened. Document management, confidential, confidentiality, duty, letters and other items have been significantly improved. 4, Office construction increased at all levels. City Government offices adhere to strengthen and improve the construction of the system as a breakthrough, has developed a series of code of conduct, continuous improvement of operational mechanism, sound and the implementation of the rules and regulations, and adhere to the system of managing people, according to the rules, the work gradually into the orbit of institutionalization and standardization. Focus on strengthening ideological and political construction of the contingent of cadres, and actively carried out various business training, knowledge of theOffice team structure has been optimized, to broaden the range of knowledge and operational capacity grows, nurtured a political firm, sharp, professional and innovative staff, created solidarity, striving for the top, pragmatic, dedication, good image. However, with the State Council and the provincial Government of the national, the province's Secretary-General meeting of government offices under the new situation the functions and priorities compared to the requirements of our gap is still very big. Main is daily in the passive meet of more, active research of less, service also has not timely, and not in place of problem; work in the meet Yu traditional of, and program of of work way, develop innovation spirit and service innovation capacity not strong; supervision information work and promoted decision implementation of contact enough close, feedback situation not active; research resources of using enough full, research results of into degree not high; some sector documents running notspecification; Municipal Government Office on the County (district) and municipal government sector Office work of guide enough, No real form interaction and close collaboration, promote the implementation of the work. These problems, we must effectively be addressed in the future work. Second, serve the overall situation, carry out their duties, improve quality, and strive to create a new situation of system of government offices in the city since last season, meeting the Secretary-General of the State Council and the provincial government has held a government system, from a global and strategic height, scientifically analyzed the new situation and the newTsks on the system of government offices bring new situations and new problems and new challenges, profoundly expounded the work of government departments at all levels in the new era should be put in the situation to understand, to grasp, to deploy at any time and under any circumstances, should always focus on thebig picture, firmly grasp the overall situation, increasing in the overall implementing in earnest the work of spontaneity, initiativeSecondly, we should strengthen the team. A unit is a team in various sections of the unit inside is also a small team. A unit with a team spirit, formed a team responsibility, cohesion and competitiveness. ou want to make a unit, a Department work improvement, must be melting inside a feeling of solidarity and mutual help, for a common goal and determined to achieve the spirit, cultivating a strong collective spirit and team responsibility, sense of honor. Therefore, we need to start improving office work and enhance the efficiency of Office work and strive to build a concerted ... Fault. In accordance with the requirements of modern management science, establishing strict responsibility system of management by objectives. A work who is in charge, who is in charge and who is responsible, what right do these people have, what responsibility, has to truthfully and clearly understood. Departments at all levels should strictly implement the check in the Office of party Committee evaluation, significant accountability and reward incentive system, pay close attention to duty cash and making unity, rights, responsibilities, and to inspire each of cadres spirit and morale, Super courage. Investee insists, is a deep topic, is a real problem, is a big issue. Today, I just combined this year, the city's Communist Party Committee Office, had some rough talk and understanding, we must strengthen research and exchanges in this regard in the future. Investee in the new year, we must hold high the banner of Deng Xiaoping theory and the \"three represents\" theory the great banner of, under the correct leadership of the CPC, adhere to the people-oriented, insist on truth, adhere first to excellence, efforts to do Office work to a new level. Speech at the Conference on the system of government offices in the city around the development of service function to create a new situation in the work of the Office of the city's system of Government--speech at the Conference on the system of government offices in the city This system of government offices working in the city's main task is to study Government systems of administrative supervision, administrative information, administrative reception and information technology issues. For the meeting, the City Mayor Ma has made important instructions, the Municipal GovernmentOffice fully prepared brewing, combined with practical work to develop the notice on further strengthening the supervision work, the XX, Chief Information interim measures for 2005 and the city's system of Government Administration informatization construction task statement and other documents. Before the General Assembly and organization of counties (districts) of the scene to observe the Government Office, achieve the purpose of exchanges of work, thought. Today, the ang Mayor also attended the meeting and delivered an important speech in the midst, hope good grasp of implementation. Next, I would like to make a few remarks. A, and around Center, looks at development, strengthened service, city government system Office work rendering atmosphere in recent years, city government system Office to 实验一 集成门电路逻辑功能测试

一、实验目的

1. 验证常用集成门电路的逻辑功能; 2. 熟悉各种门电路的逻辑符号;

3. 熟悉TTL集成电路的特点，使用规则和使用方法。

二、实验设备及器件

1. 数字电路实验箱

2. 万用表

3. 74LS00四2输入与非门 1片 74LS86四2输入异或门 1片 74LS11三3输入与门 1片 74LS32四2输入或门 1片 74LS04反相器 1片

三、实验原理

集成逻辑门电路是最简单，最基本的数字集成元件，目前已有种类齐全集成门电路。TTL集成电路由于工作速度高，输出幅度大，种类多，不宜损坏等特点而得到广泛使用，特别对学生进行实验论证，选用TTL电路较合适，因此这里使用了74LS系列的TTL成路，它的电源电压为5V+10%,逻辑高电平“1”时＞2.4V，低电平“0”时＜0.4V。实验使用的集成电路都采用的是双列直插式封装形式，其管脚的识别方法为：将集成块的正面（印有集成电路型号标记面）对着使用者，集成电路上的标识凹口左，左下角第一脚为1脚，按逆时针方向顺序排布其管脚。

四、实验内容

㈠ 根据接线图连接，测试各门电路逻辑功能

1. 利用Multisim画出以74LS11为测试器件的与门逻辑功能仿真图如下

nd steadfastness. And explicitly put forward the \"surrounding situation, pay attention to implementation\" is the core of government offices, requiring government departments at all levels cannot be \"Gramophone\Messenger\" is not confined to paper communications, yinglaisongwang and upload issue. Must to has strongly of implementation consciousness, this is Government Office sector first bit of task, to first, and is duty-bound, insisted reported truth, and told truth, and out confess, and do facts, and pragmatic effect, put work of to points real put to research solution reform development stable in the of major problem Shang, put to research solution masses production life in the of urgent problem Shang, put to research solution work in the exists of highlight problem Shang, put an end to to Conference implement Conference, to file implementation file, never can makes superior of decision and deployment in a \"implementation\" Lost in the sound. System Office of the Government sector must take the lead in party and Government policies, the deployment and carry out specific targets, in the implementation efforts, for example on the implementation, on the implementation of a performance. City Government System Office to seriously implement implementation national, and Province Government system Secretary-General Office Director Conference spirit, according to around overall, grasp implementation this a general requirements, insisted reform innovation, further change management concept, and management functions, and management system and management method; insisted quality first, ensure for led, and for grass-roots, and for masses provides quality efficient service; insisted strictly rule political, efforts construction a support political firm, and business master, and service political clean, and style excellent of Office team. Concrete work, and must deal with \"three relationships\": one is to handle well the relationship between passive adaptation and active service. Office service functions to the passive aspect of its work, which requires us to host lead when action must be strictly in accordance with the intentions and requirements for leadership, work within the limits of delegated authority, notoffside, partipation in the intervention, and not decision-making, coordination is not contemplated. Meanwhile, Office work and must become more conscious, give full play to the initiative and work to some foreseeable, be proactive, prepared, thinking ahead, providing information, active leadership, reflect the situation, ahead of good research, reference point, in key places to promote overall efficiency. Second, to handle the relationship between administrative services and transaction services. Administrative services and Services Office services complement the two aspects of the job. Administrative services is the core service is guaranteed. Note that combines both, adhere to government service as the main line, the Chief turns around the overall situation, turns around the district. On one hand, will attachthree a representative\" important thought for guide, efforts adapted new situation, and new task, and new requirements, tightly around city reform development of overall, further change functions, strengthened service, determined to innovation, Government System Office overall work of quality and level has has new of improve, for city economic social development made has due of contribution. 1, staff assistant for further strengthening. Around the focus of leadership services, actively carry out research studies, for all levels of Government on the event, grab global proposed a number of solutions with a higher reference value recommendations provide a basis for improving government leadership. About development, adjustment of interest difficulty, people the focus of the problem, and give full play to the offices that are interlinked, dredge about, contact and coordination of functions, in order to reduce conflict, to avoid omissions, form a joint force, promoting the Government to play an active role in the work as a whole. Working around Government Center implementation supervision intensified, broadened and improved efficiency, do check the fruit, fruit, assisting the Government in implementation of the Assistant role to play, a powerful impetus to the realization of the objectives of the Government. 2, the service areas to further expand. The full implementation of the open government pilot project, strengthening carrier construction, innovative forms of public, deepening public content, extends the open range, regulate public procedures, establishment of a city, County, Township and village-level administration system, to meet the people's right to know, creates conditions for the effective exercise of supervision. Development issued the XX, matters of significant public policy implementation measures, such as the question of hearing 6 system, open Government continues to promote in depth. Established opened the city (County) long public phones, solving a number of concern people's immediate interests and produce hot spots and difficult problems in life, by all sectors of the community alike. Universal Chief was built starting at the city and county levelsHall masses, serve the community for the Government to play a better Windows and tie. With the system of Government Office for hub, connecting the County (district) and the departments of municipal government Web sites and Office decision-making service system has been built in the city, Government Office local area network established, significantly accelerate the pace of office automation and information network. 3, improved quality and productivity with new work. City levels Government Office put pursuit quality and efficiency as measure Office overall work level of important standard, pendulum in highlight location, around service overall, and pay close attention to the implementation this central, right processing inherited and innovation, and full and focus, and on Shang service and on Xia service of relationship, bold innovation, focused on effectiveness, presentation of policy sex, and targeted andguide sex further enhanced, documents handle and running of speed obviously speed up, program gradually specification, conference service and Chief reception of quality and level has has new of improve, Logistics support capability further strengthened. Document management, confidential, confidentiality, duty, letters and other items have been significantly improved. 4, Office construction increased at all levels. City Government offices adhere to strengthen and improve the construction of the system as a breakthrough, has developed a series of code of conduct, continuous improvement of operational mechanism, sound and the implementation of the rules and regulations, and adhere to the system of managing people, according to the rules, the work gradually into the orbit of institutionalization and standardization. Focus on strengthening ideological and political construction of the contingent of cadres, and actively carried out various business training, knowledge of theOffice team structure has been optimized, to broaden the range of knowledge and operational capacity grows, nurtured a political firm, sharp, professional and innovative staff, created solidarity, striving for the top, pragmatic, dedication, good image. However, with the State Council and the provincial Government of the national, the province's Secretary-General meeting of government offices under the new situation the functions and priorities compared to the requirements of our gap is still very big. Main is daily in the passive meet of more, active research of less, service also has not timely, and not in place of problem; work in the meet Yu traditional of, and program of of work way, develop innovation spirit and service innovation capacity not strong; supervision information work and promoted decision implementation of contact enough close, feedback situation not active; research resources of using enough full, research results of into degree not high; some sector documents running notspecification; Municipal Government Office on the County (district) and municipal government sector Office work of guide enough, No real form interaction and close collaboration, promote the implementation of the work. These problems, we must effectively be addressed in the future work. Second, serve the overall situation, carry out their duties, improve quality, and strive to create a new situation of system of government offices in the city since last season, meeting the Secretary-General of the State Council and the provincial government has held a government system, from a global and strategic height, scientifically analyzed the new situation and the newTsks on the system of government offices bring new situations and new problems and new challenges, profoundly expounded the work of government departments at all levels in the new era should be put in the situation to understand, to grasp, to deploy at any time and under any circumstances, should always focus on thebig picture, firmly grasp the overall situation, increasing in the overall implementing in earnest the work of spontaneity, initiativeSecondly, we should strengthen the team. A unit is a team in various sections of the unit inside is also a small team. A unit with a team spirit, formed a team responsibility, cohesion and competitiveness. ou want to make a unit, a Department work improvement, must be melting inside a feeling of solidarity and mutual help, for a common goal and determined to achieve the spirit, cultivating a strong collective spirit and team responsibility, sense of honor. Therefore, we need to start improving office work and enhance the efficiency of Office work and strive to build a concerted ... Fault. In accordance with the requirements of modern management science, establishing strict responsibility system of management by objectives. A work who is in charge, who is in charge and who is responsible, what right do these people have, what responsibility, has to truthfully and clearly understood. Departments at all levels should strictly implement the check in the Office of party Committee evaluation, significant accountability and reward incentive system, pay close attention to duty cash and making unity, rights, responsibilities, and to inspire each of cadres spirit and morale, Super courage. Investee insists, is a deep topic, is a real problem, is a big issue. Today, I just combined this year, the city's Communist Party Committee Office, had some rough talk and understanding, we must strengthen research and exchanges in this regard in the future. Investee in the new year, we must hold high the banner of Deng Xiaoping theory and the \"three represents\" theory the great banner of, under the correct leadership of the CPC, adhere to the people-oriented, insist on truth, adhere first to excellence, efforts to do Office work to a new level. Speech at the Conference on he system of government offices in the city around the development of service function to create a new situation in the work of the Office of the city's system of Government--speech at the Conference on the system of government offices in the city This system of government offices working in the city's main task is to study Government systems of administrative supervision, administrative information, administrative reception and information technology issues. For the meeting, the City Mayor Ma has made important instructions, the Municipal Government Office fully prepared brewing, combined with practical work to develop the notice on further strengthening the supervision work, the XX, Chief Information interim measures for 2005 and the city's system of Government Administration informatization construction task statement and other documents. Before the General Assembly and organization of counties (districts) of the scene to observe the Government Office, achieve the purpose of exchanges of work, thought. Today, the ang Mayor also attended the meeting and delivered an important speech in the midst, hope good grasp of implementation. Next, I would like to make a few remarks. A, and around Center, looks at development, strengthened service, city government system Office work rendering atmosphere in recent years, city government system Office to

按表1—1要求用开关改变输入端A,B,C的状态，借助指示灯观测各相应输出端F的状态，当电平指示灯亮时记为1，灭时记为0，把测试结果填入表1—1中。

输入状态 A 0 0 0 0 1 1 1 1 B 0 0 1 1 0 0 1 1 C 0 1 0 1 0 1 0 1 输出状态 Y 0 0 0 0 0 0 0 1 2. 利用Multisim画出以74LS32为测试器件的或门逻辑功能仿真图如下

nd steadfastness. And explicitly put forward the \"surrounding situation, pay attention to implementation\" is the core of government offices, requiring government departments at all levels cannot be \"Gramophone\Messenger\" is not confined to paper communications, yinglaisongwang and upload issue. Must to has strongly of implementation consciousness, this is Government Office sector first bit of task, to first, and is duty-bound, insisted reported truth, and told truth, and out confess, and do facts, and pragmatic effect, put work of to points real put to research solution reform development stable in the of major problem Shang, put to research solution masses production life in the of urgent problem Shang, put to research solution work in the exists of highlight problem Shang, put an end to to Conference implement Conference, to file implementation file, never can makes superior of decision and deployment in a \"implementation\" Lost in the sound. System Office of the Government sector must take the lead in party and Government policies, the deployment and carry out specific targets, in the implementation efforts, for example on the implementation, on the implementation of a performance. City Government System Office to seriously implement implementation national, and Province Government system Secretary-General Office Director Conference spirit, according to around overall, grasp implementation this a general requirements, insisted reform innovation, further change management concept, and management functions, and management system and management method; insisted quality first, ensure for led, and for grass-roots, and for masses provides quality efficient service; insisted strictly rule political, efforts construction a support political firm, and business master, and service political clean, and style excellent of Office team. Concrete work, and must deal with \"three relationships\": one is to handle well the relationship between passive adaptation and active service. Office service functions to the passive aspect of its work, which requires us to host lead when action must be strictly in accordance with the intentions and requirements for leadership, work within the limits of delegated authority, not offside, partipation in the intervention, and not decision-making, coordination is not contemplated. Meanwhile, Office work and must become more conscious, give full play to the initiative and work to some foreseeable, be proactive, prepared, thinking ahead, providing information, active leadership, reflect the situation, ahead of good research, reference point, in key places to promote overall efficiency. Second, to handle the relationship between administrative services and transaction services. Administrative services and Services Office services complement the two aspects of the job. Administrative services is the core service is guaranteed. Note that combines both, adhere to government service as the main line, the Chief turns around the overall situation, turns around the district. On one hand, will attachthree a representative\" important thought for guide, efforts adapted new situation, and new task, and new requirements, tightly around city reform development of overall, further change functions, strengthened service, determined to innovation, Government System Office overall work of quality and level has has new of improve, for city economic social development made has due of contribution. 1, staff assistant for further strengthening. Around the focus of leadership services, actively carry out research studies, for all levels of Government on the event, grab global proposed a number of solutions with a higher reference value recommendations provide a basis for improving government leadership. About development, adjustment of interest difficulty, people the focus of the problem, and give full play to the offices that are interlinked, dredge about, contact and coordination of functions, in order to reduce conflict, to avoid omissions, form a joint force, promoting the Government to play an active role in the work as a whole. Working around Government Center implementation supervision intensified, broadened and improved efficiency, do check the fruit, fruit, assisting the Government in implementation of the Assistant role to play, a powerful impetus to the realization of the objectives of the Government. 2, the service areas to further expand. The full implementation of the open government pilot project, strengthening carrier construction, innovative forms of public, deepening public content, extends the open range, regulate public procedures, establishment of a city, County, Township and village-level administration system, to meet the people's right to know, creates conditions for the effective exercise of supervision. Development issued the XX, matters of significant public policy implementation measures, such as the question of hearing 6 system, open Government continues to promote in depth. Established opened the city (County) long public phones, solving a number of concern people's immediate interests and produce hot spots and difficult problems in life, by all sectors of the community alike. Universal Chief was built starting at the city and county levelsHall masses, serve the community for the Government to play a better Windows and tie. With the system of Government Office for hub, connecting the County (district) and the departments of municipal government Web sites and Office decision-making service system has been built in the city, Government Office local area network established, significantly accelerate the pace of office automation and information network. 3, improved quality and productivity with new work. City levels Government Office put pursuit quality and efficiency as measure Office overall work level of important standard, pendulum in highlight location, around service overall, and pay close attention to the implementation this central, right processing inherited and innovation, and full and focus, and on Shang service and on Xia service of relationship, bold innovation, focused on effectiveness, presentation of policy sex, and targeted andguide sex further enhanced, documents handle and running of speed obviously speed up, program gradually specification, conference service and Chief reception of quality and level has has new of improve, Logistics support capability further strengthened. Document management, confidential, confidentiality, duty, letters and other items have been significantly improved. 4, Office construction increased at all levels. City Government offices adhere to strengthen and improve the construction of the system as a breakthrough, has developed a series of code of conduct, continuous improvement of operational mechanism, sound and the implementation of the rules and regulations, and adhere to the system of managing people, according to the rules, the work gradually into the orbit of institutionalization and standardization. Focus on strengthening ideological and political construction of the contingent of cadres, and actively carried out various business training, knowledge of theOffice team structure has been optimized, to broaden the range of knowledge and operational capacity grows, nurtured a political firm, sharp, professional and innovative staff, created solidarity, striving for the top, pragmatic, dedication, good image. However, with the State Council and the provincial Government of the national, the province's Secretary-General meeting of government offices under the new situation the functions and priorities compared to the requirements of our gap is still very big. Main is daily in the passive meet of more, active research of less, service also has not timely, and not in place of problem; work in the meet Yu traditional of, and program of of work way, develop innovation spirit and service innovation capacity not strong; supervision information work and promoted decision implementation of contact enough close, feedback situation not active; rsearch resources of using enough full, research results of into degree not high; some sector documents running notspecification; Municipal Government Office on the County (district) and municipal government sector Office work of guide enough, No real form interaction and close collaboration, promote the implementation of the work. These problems, we must effectively be addressed in the future work. Second, serve the overall situation, carry out their duties, improve quality, and strive to create a new situation of system of government offices in the city since last season, meeting the Secretary-General of the State Council and the provincial government has held a government system, from a global and strategic height, scientifically analyzed the new situation and the newTsks on the system of government offices bring new situations and new problems and new challenges, profoundly expounded the work of government departments at all levels in the new era should be put in the situation to understand, to grasp, to deploy at any time and under any circumstances, should always focus on thebig picture, firmly grasp the overall situation, increasing in the overall implementing in earnest the work of spontaneity, initiativeSecondly, we should strengthen the team. A unit is a team in various sections of the unit inside is also a small team. A unit with a team spirit, formed a team responsibility, cohesion and competitiveness. ou want to make a unit, a Department work improvement, must be melting inside a feeling of solidarity and mutual help, for a common goal and determined to achieve the spirit, cultivating a strong collective spirit and team responsibility, sense of honor. Therefore, we need to start improving office work and enhance the efficiency of Office work and strive to build a concerted ... Fault. In accordance with the requirements of modern management science, establishing strict responsibility system of management by objectives. A work who is in charge, who is in charge and who is responsible, what rightdo these people have, what responsibility, has to truthfully and clearly understood. Departments at all levels should strictly implement the check in the Office of party Committee evaluation, significant accountability and reward incentive system, pay close attention to duty cash and making unity, rights, responsibilities, and to inspire each of cadres spirit and morale, Super courage. Investee insists, is a deep topic, is a real problem, is a big issue. Today, I just combined this year, the city's Communist Party Committee Office, had some rough talk and understanding, we must strengthen research and exchanges in this regard in the future. Investee in the new year, we must hold high the banner of Deng Xiaoping theory and the \"three represents\" theory the great banner of, under the correct leadership of the CPC, adhere to the people-oriented, insist on truth, adhere first to excellence, efforts to do Office work to a new level. Speech at the Conference on the system of government offices in the city around the development of service function to create a new situation in the work of the Office of the city's system of Government--speech at the Conference on the system of government offices in the city This system of government offices working in the city's main task is to study Government systems of administrative supervision, administrative information, administrative reception and information technology issues. For the meeting, the City Mayor Ma has made important instructions, the Municipal Government Office fully prepared brewing, combined with practical work to develop the notice on further strengthening the supervision work, the XX, Chief Information interim measures for 2005 and the city's system of Government Administration informatization construction task statement and other documents. Before the General Assembly and organization of counties (districts) of the scene to observe the Government Office, achieve the purpose of exchanges of work, thought. Today, the ang Mayor also attended the meeting and delivered an important speech in the midst, hope good grasp of implementation. Next, I would like to make a few remarks. A, and around Center, looks at development, strengthened service, city government system Office work rendering atmosphere in recent years, city government system Office to 按表1—2要求用开关改变输入端A,B的状态，借助指示灯观测各相应输

出端F的状态，把测试结果填入表1—2中。

输入状态 A 0 0 1 1 B 0 1 0 1 输出状态 Y 0 1 1 1 3. 利用Multisim画出以74LS04为测试器件的非门逻辑功能仿真图如下

按表1—3要求用开关改变电平开关的状态，借助指示灯观测各相应输出端F的状态，把测试结果填入表1—3中。

表1—3 74LS04逻辑功能表 输入 0 0 输出状态（0|1） 1 0 ㈡ 根据管脚功能图连接，测试各门电路逻辑功能

1.74LS00四二输入与非门管脚功能如下图所示，用其中一个门测试其逻辑

功能。

nd steadfastness. And explicitly put forward the \"surrounding situation, pay attention to implementation\" is the core of government offices, requiring government departments at all levels cannot be \"Gramophone\Messenger\" is not confined to paper communications, yinglaisongwang and upload issue. Must to has strongly of implementation consciousness, this is Government Office sector first bit of task, to first, and is duty-bound, insisted reported truth, and told truth, and out confess, and do facts, and pragmatic effect, put work of to points real put to research solution reform development stable in the of major problem Shang, put to research solution masses production life in the of urgent problem Shang, put to research solution work in the exists of highlight problem Shang, put an end to to Conference implement Conference, to file implementation file, never can makes superior of decision and deployment in a \"implementation\" Lost in the sound. System Office of the Government sector must take the lead in party and Government policies, the deployment and carry out specific targets, in the implementation efforts, for example on the implementation, on the implementation of a performance. City Government System Office to seriously implement implementation national, and Province Government system Secretary-General Office Director Conference spirit, according to around overall, grasp implementation this a general requirements, insisted reform innovation, further change management concept, and management functions, and management system and management method; insisted quality first, ensure for led, and for grass-roots, and for masses provides quality efficient service; insisted strictly rule political, efforts construction a support political firm, and business master, and service political clean, and style excellent of Office team. Concrete work, and must deal with \"three relationships\": one is to handle well the relationship between passive adaptation and active service. Office service functions to the passive aspect of its work, which requires us to host lead when action must be strictly in accordance with the intentions and requirements for leadership, work within the limits of delegated authority, not offside, partipation in the intervention, and not decision-making, coordination is not contemplated. Meanwhile, Office work and must become more conscious, give full play to the initiative and work to some foreseeable, be proactive, prepared, thinking ahead, providing information, active leadership, reflect the situation, ahead of good research, reference point, in key places to promote overall efficiency. Second, to handle the relationship between administrative services and transaction services. Administrative services and Services Office services complement the two aspects of the job. Administrative services is the core service is guaranteed. Note that combines both, adhere to government service as the main line, the Chief turns around the overall situation, turns around the district. On one hand, will attachthree a representative\" important thought for guide, efforts adapted new situation, and new task, and new requirements, tightly around city reform development of overall, further change functions, strengthened service, determined to innovation, Government System Office overall work of quality and level has has new of improve, for city economic social development made has due of contribution. 1, staff assistant for further strengthening. Around the focus of leadership services, actively carry out research studies, for all levels of Government on the event, grab global proposed a number of solutions with a higher reference value recommendations provide a basis for improving government leadership. About development, adjustment of interest difficulty, people the focus of the problem, and give full play to the offices that are interlinked, dredge about, contact and coordination of functions, in order to reduce conflict, to avoid omissions, form a joint force, promoting the Government to play an active role in the work as a whole. Working around Government Center implementation supervision intensified, broadened and improved efficiency, do check the fruit, fruit, assisting the Government in implementation of the Assistant role to play, a powerful impetus to the realization of the objectives of the Government. 2, the service areas to further expand. The full implementation of the open government pilot project, strengthening carrier construction, innovative forms of public, deepening public content, extends the open range, regulate public procedures, establishment of a city, County, Township and village-level administration system, to meet the people's right to know, creates conditions for the effective exercise of supervision. Development issued the XX, matters of significant public policy implementation measures, such as the question of hearing 6 system, open Government continues to promote in depth. Established opened the city (County) long public phones, solving a number of concern people's immediate interests and produce hot spots and difficult problems in life, by all sectors of the community alike. Universal Chief was built starting at the city and county levelsHall masses, serve the community for the Government to play a better Windows and tie. With the system of Government Office for hub, connecting the County (district) and the departments of municipal government Web sites and Office decision-making service system has been built in the city, Government Office local area network established, significantly accelerate the pace of office automation and information network. 3, improved quality and productivity with new work. City levels Government Office put pursuit quality and efficiency as measure Office overall work level of important standard, pendulum in highlight location, around service overall, and pay close attention to the implementation this central, right processing inherited and innovation, and full and focus, and on Shang service and on Xia service of relationship, bold innovation, focused on effectiveness, presentation of policy sex, and targeted andguide sex further enhanced, documents handle and running of speed obviously speed up, program gradually specification, conference service and Chief reception of quality and level has has new of improve, Logistics support capability further strengthened. Document management, confidential, confidentiality, duty, letters and other items have been significantly improved. 4, Office construction increased at all levels. City Government offices adhere to strengthen and improve the construction of the system as a breakthrough, has developed a series of code of conduct, continuous improvement of operational mechanism, sound and the implementation of the rules and regulations, and adhere to the system of managing people, according to the rules, the work gradually into the orbit of institutionalization and standardization. Focus on strengthening ideological and political construction of the contingent of cadres, and actively carried out various business training, knowledge of theOffice team structure has been optimized, to broaden the range of knowledge and operational capacity grows, nurtured a political firm, sharp, professional and innovative staff, created solidarity, striving for the top, pragmatic, dedication, good image. However, with the State Council and the provincial Government of the national, the province's Secretary-General meeting of government offices under the new situation the functions and priorities compared to the requirements of our gap is still very big. Main is daily in the passive meet of more, active research of less, service also has not timely, and not in place of problem; work in the meet Yu traditional of, and program of of work way, develop innovation spirit and service innovation capacity not strong; supervision information work and promoted decision implementation of contact enough close, feedback situation not active; research resources of using enough full, research results of into degree not high; some sector documents running notspecification; Municipal Government Office on the County (district) and municipal government sector Office work of guide enough, No real form interaction and close collaboration, promote the implementation of the work. These problems, we must effectively be addressed in the future work. Second, serve the overall situation, carry out their duties, improve quality, and strive to create a new situation of system of government offices in the city since last season, meeting the Secretary-General of the State Council and the provincial government has held a government system, from a global and strategic height, scientifically analyzed the new situation and the newTsks on the system of government offices bring new situations and new problems and new challenges, profoundly expounded the work of government departments at all levels in the new era should be put in the situation to understand, to grasp, to deploy at any time and under any circumstances, should always focus on thebig picture, firmly grasp the overall situation, increasing in the overall implementing in earnest the work of spontaneity, initiativeSecondly, we should strengthen the team. A unit is a team in various sections of the unit inside is also a small team. A unit with a team spirit, formed a team responsibility, cohesion and competitiveness. ou want to make a unit, a Department work improvement, must be melting inside a feeling of solidarity and mutual help, for a common goal and determined to achieve the spirit, cultivating a strong collective spirit and team responsibility, sense of honor. Therefore, we need to start improving office work and enhance the efficiency of Office work and strive to build a concerted ... Fault. In accordance with the requirements of modern management science, establishing strict responsibility system of management by objectives. A work who is in charge, who is in charge and who is responsible, what right do these people have, what responsibility, has to truthfully and clearly understood. Departments at all levels should strictly implement the check in the Office of party Committee evaluation, significant accountability and reward incentive system, pay close attention to duty cash and making unity, rights, responsibilities, and to inspire each of cadres spirit and morale, Super courage. Investee insists, is a deep topic, is a real problem, is a big issue. Today, I just combined this year, the city's Communist Party Committee Office, had some rough talk and understanding, we must strengthen research and exchanges in this regard in the future. Investee in the new year, we must hold high the banner of Deng Xiaoping theory and the \"three represents\" theory the great banner of, under the correct leadership of the CPC, adhere to the people-oriented, insist on truth, adhere first to excellence, efforts to do Office work to a new level. Speech at the Conference on he system of government offices in the city around the development of service function to create a new situation in the work of the Office of the city's system of Government--speech at the Conference on the system of government offices in the city This system of government offices working in the city's main task is to study Government systems of administrative supervision, administrative information, administrative reception and information technology issues. For the meeting, the City Mayor Ma has made important instructions, the Municipal Government Office fully prepared brewing, combined with practical work to develop the notice on further strengthening the supervision work, the XX, Chief Information interim measures for 2005 and the city's system of Government Administration informatization construction task statement and other documents. Before the General Assembly and organization of counties (districts) of the scene to observe the Government Office, achieve the purpose of exchanges of work, thought. Today, the ang Mayor also attended the meeting and delivered an important speech in the midst, hope good grasp of implementation. Next, I would like to make a few remarks. A, and around Center, looks at development, strengthened service, city government system Office work rendering atmosphere in recent years, city government system Office to

按表1—4要求用开关改变输入端的状态，借助指示灯观测各相应输出端的状态，把测试结果填入表1—4中。

表1—4 74LS00逻辑功能表

输入状态 UA 0 0 1 1 UB 0 1 0 1 输出状态 Y 1 1 1 0 2.74LS86四二输入异或门管脚功能如下图所示，用其中一个门测试其逻辑功能。

nd steadfastness. And explicitly put forward the \"surrounding situation, pay attention to implementation\" is the core of government offices, requiring government departments at all levels cannot be \"Gramophone\Messenger\" is not confined to paper communications, yinglaisongwang and upload issue. Must to has strongly of implementation consciousness, this is Government Office sector first bit of task, to first, and is duty-bound, insisted reported truth, and told truth, and out confess, and do facts, and pragmatic effect, put work of to points real put to research solution reform development stable in the of major problem Shang, put to research solution masses production life in the of urgent problem Shang, put to research solution work in the exists of highlight problem Shang, put an end to to Conference implement Conference, to file implementation file, never can makes superior of decision and deployment in a \"implementation\" Lost in the sound. System Office of the Government sector must take the lead in party and Government policies, the deployment and carry out specific targets, in the implementation efforts, for example on the implementation, on the implementation of a performance. City Government System Office to seriously implement implementation national, and Province Government system Secretary-General Office Director Conference spirit, according to around overall, grasp implementation this a general requirements, insisted reform innovation, further change management concept, and management functions, and management system and management method; insisted quality first, ensure for led, and for grass-roots, and for masses provides quality efficient service; insisted strictly rule political, efforts construction a support political firm, and business master, and service political clean, and style excellent of Office team. Concrete work, and must deal with \"three relationships\": one is to handle well the relationship between passive adaptation and active service. Office service functions to the passive aspect of its work, which requires us to host lead when action must be strictly in accordance with the intentions and requirements for leadership, work within the limits of delegated authority, not offside, partipation in the intervention, and not decision-making, coordination is not contemplated. Meanwhile, Office work and must become more conscious, give full play to the initiative and work to some foreseeable, be proactive, prepared, thinking ahead, providing information, active leadership, reflect the situation, ahead of good research, reference point, in key places to promote overall efficiency. Second, to handle the relationship between administrative services and transaction services. Administrative services and Services Office services complement the two aspects of the job. Administrative services is the core service is guaranteed. Note that combines both, adhere to government service as the main line, the Chief turns around the overall situation, turns around the district. On one hand, will attachthree a representative\" important thought for guide, efforts adapted new situation, and new task, and new requirements, tightly around city reform development of overall, further change functions, strengthened service, determined to innovation, Government System Office overall work of quality and level has has new of improve, for city economic social development made has due of contribution. 1, staff assistant for further strengthening. Around the focus of leadership services, actively carry out research studies, for all levels of Government on the event, grab global proposed a number of solutions with a higher reference value recommendations provide a basis for improving government leadership. About development, adjustment of interest difficulty, people the focus of the problem, and give full play to the offices that are interlinked, dredge about, contact and coordination of functions, in order to reduce conflict, to avoid omissions, form a joint force, promoting the Government to play an active role in the work as a whole. Working around Government Center implementation supervision intensified, broadened and improved efficiency, do check the fruit, fruit, assisting the Government in implementation of the Assistant role to play, a powerful impetus to the realization of the objectives of the Government. 2, the service areas to further expand. The full implementation of the open government pilot project, strengthening carrier construction, innovative forms of public, deepening public content, extends the open range, regulate public procedures, establishment of a city, County, Township and village-level administration system, to meet the people's right to know, creates conditions for the effective exercise of supervision. Development issued the XX, matters of significant public policy implementation measures, such as the question of hearing 6 system, open Government continues to promote in depth. Established opened the city (County) long public phones, solving a number of concern people's immediate interests and produce hot spots and difficult problems in life, by all sectors of the community alike. Universal Chief was built starting at the city and county levelsHall masses, serve the community for the Government to play a better Windows and tie. With the system of Government Office for hub, connecting the County (district) and the departments of municipal government Web sites and Office decision-making service system has been built in the city, Government Office local area network established, significantly accelerate the pace of office automation and information network. 3, improved quality and productivity with new work. City levels Government Office put pursuit quality and efficiency as measure Office overall work level of important standard, pendulum in highlight location, around service overall, and pay close attention to the implementation this central, right processing inherited and innovation, and full and focus, and on Shang service and on Xia service of relationship, bold innovation, focused on effectiveness, presentation of policy sex, and targeted andguide sex further enhanced, documents handle and running of speed obviously speed up, program gradually specification, conference service and Chief reception of quality and level has has new of improve, Logistics support capability further strengthened. Document management, confidential, confidentiality, duty, letters and other items have been significantly improved. 4, Office construction increased at all levels. City Government offices adhere to strengthen and improve the construction of the system as a breakthrough, has developed a series of code of conduct, continuous improvement of operational mechanism, sound and the implementation of the rules and regulations, and adhere to the system of managing people, according to the rules, the work gradually into the orbit of institutionalization and standardization. Focus on strengthening ideological and political construction of the contingent of cadres, and actively carried out various business training, knowledge of theOffice team structure has been optimized, to broaden the range of knowledge and operational capacity grows, nurtured a political firm, sharp, professional and innovative staff, created solidarity, striving for the top, pragmatic, dedication, good image. However, with the State Council and the provincial Government of the national, the province's Secretary-General meeting of government offices under the new situation the functions and priorities compared to the requirements of our gap is still very big. Main is daily in the passive meet of more, active research of less, service also has not timely, and not in place of problem; work in the meet Yu traditional of, and program of of work way, develop innovation spirit and service innovation capacity not strong; supervision information work and promoted decision implementation of contact enough close, feedback situation not active; rsearch resources of using enough full, research results of into degree not high; some sector documents running notspecification; Municipal Government Office on the County (district) and municipal government sector Office work of guide enough, No real form interaction and close collaboration, promote the implementation of the work. These problems, we must effectively be addressed in the future work. Second, serve the overall situation, carry out their duties, improve quality, and strive to create a new situation of system of government offices in the city since last season, meeting the Secretary-General of the State Council and the provincial government has held a government system, from a global and strategic height, scientifically analyzed the new situation and the newTsks on the system of government offices bring new situations and new problems and new challenges, profoundly expounded the work of government departments at all levels in the new era should be put in the situation to understand, to grasp, to deploy at any time and under any circumstances, should always focus on thebig picture, firmly grasp the overall situation, increasing in the overall implementing in earnest the work of spontaneity, initiativeSecondly, we should strengthen the team. A unit is a team in various sections of the unit inside is also a small team. A unit with a team spirit, formed a team responsibility, cohesion and competitiveness. ou want to make a unit, a Department work improvement, must be melting inside a feeling of solidarity and mutual help, for a common goal and determined to achieve the spirit, cultivating a strong collective spirit and team responsibility, sense of honor. Therefore, we need to start improving office work and enhance the efficiency of Office work and strive to build a concerted ... Fault. In accordance with the requirements of modern management science, establishing strict responsibility system of management by objectives. A work who is in charge, who is in charge and who is responsible, what rightdo these people have, what responsibility, has to truthfully and clearly understood. Departments at all levels should strictly implement the check in the Office of party Committee evaluation, significant accountability and reward incentive system, pay close attention to duty cash and making unity, rights, responsibilities, and to inspire each of cadres spirit and morale, Super courage. Investee insists, is a deep topic, is a real problem, is a big issue. Today, I just combined this year, the city's Communist Party Committee Office, had some rough talk and understanding, we must strengthen research and exchanges in this regard in the future. Investee in the new year, we must hold high the banner of Deng Xiaoping theory and the \"three represents\" theory the great banner of, under the correct leadership of the CPC, adhere to the people-oriented, insist on truth, adhere first to excellence, efforts to do Office work to a new level. Speech at the Conference on the system of government offices in the city around the development of service function to create a new situation in the work of the Office of the city's system of Government--speech at the Conference on the system of government offices in the city This system of government offices working in the city's main task is to study Government systems of administrative supervision, administrative information, administrative reception and information technology issues. For the meeting, the City Mayor Ma has made important instructions, the Municipal Government Office fully prepared brewing, combined with practical work to develop the notice on further strengthening the supervision work, the XX, Chief Information interim measures for 2005 and the city's system of Government Administration informatization construction task statement and other documents. Before the General Assembly and organization of counties (districts) of the scene to observe the Government Office, achieve the purpose of exchanges of work, thought. Today, the ang Mayor also attended the meeting and delivered an important speech in the midst, hope good grasp of implementation. Next, I would like to make a few remarks. A, and around Center, looks at development, strengthened service, city government system Office work rendering atmosphere in recent years, city government system Office to

按表1—5要求用开关改变输入端的状态，借助指示灯观测各相应输出端的状态，把测试结果填入表1—5中。

表1—5 74LS86逻辑功能表

A 0 0 1 1 B 0 1 0 1 C 0 1 1 0 五、实验总结

1.确保集成块完好，否则会耽搁实验进行，浪费时间。在这次实验中，刚开

始由于没有检查集成块，而一直在检查电路，但实验箱上的灯始终不亮，换了集成块后，电路立马成功导通，耽搁了实验的进程。

2.实验前应检查集成块是否插反，一旦大意，必然造成损失，烧坏集成块。 3.实验时要将电源电压接入+5V，过低电压导致实验测度不准，过高电压会烧毁仪器。

nd steadfastness. And explicitly put forward the \"surrounding situation, pay attention to implementation\" is the core of government offices, requiring government departments at all levels cannot be \"Gramophone\Messenger\" is not confined to paper communications, yinglaisongwang and upload issue. Must to has strongly of implementation consciousness, this is Government Office sector first bit of task, to first, and is duty-bound, insisted reported truth, and told truth, and out confess, and do facts, and pragmatic effect, put work of to points real put to research solution reform development stable in the of major problem Shang, put to research solution masses production life in the of urgent problem Shang, put to research solution work in the exists of highlight problem Shang, put an end to to Conference implement Conference, to file implementation file, never can makes superior of decision and deployment in a \"implementation\" Lost in the sound. System Office of the Government sector must take the lead in party and Government policies, the deployment and carry out specific targets, in the implementation efforts, for example on the implementation, on the implementation of a performance. City Government System Office to seriously implement implementation national, and Province Government system Secretary-General Office Director Conference spirit, according to around overall, grasp implementation this a general requirements, insisted reform innovation, further change management concept, and management functions, and management system and management method; insisted quality first, ensure for led, and for grass-roots, and for masses provides quality efficient service; insisted strictly rule political, efforts construction a support political firm, and business master, and service political clean, and style excellent of Office team. Concrete work, and must deal with \"three relationships\": one is to handle well the relationship between passive adaptation and active service. Office service functions to the passive aspect of its work, which requires us to host lead when action must be strictly in accordance with the intentions and requirements for leadership, work within the limits of delegated authority, not offside, partipation in the intervention, and not decision-making, coordination is not contemplated. Meanwhile, Office work and must become more conscious, give full play to the initiative and work to some foreseeable, be proactive, prepared, thinking ahead, providing information, active leadership, reflect the situation, ahead of good research, reference point, in key places to promote overall efficiency. Second, to handle the relationship between administrative services and transaction services. Administrative services and Services Office services complement the two aspects of the job. Administrative services is the core service is guaranteed. Note that combines both, adhere to government service as the main line, the Chief turns around the overall situation, turns around the district. On one hand, will attachthree a representative\" important thought for guide, efforts adapted new situation, and new task, and new requirements, tightly around city reform development of overall, further change functions, strengthened service, determined to innovation, Government System Office overall work of quality and level has has new of improve, for city economic social development made has due of contribution. 1, staff assistant for further strengthening. Around the focus of leadership services, actively carry out research studies, for all levels of Government on the event, grab global proposed a number of solutions with a higher reference value recommendations provide a basis for improving government leadership. About development, adjustment of interest difficulty, people the focus of the problem, and give full play to the offices that are interlinked, dredge about, contact and coordination of functions, in order to reduce conflict, to avoid omissions, form a joint force, promoting the Government to play an active role in the work as a whole. Working around Government Center implementation supervision intensified, broadened and improved efficiency, do check the fruit, fruit, assisting the Government in implementation of the Assistant role to play, a powerful impetus to the realization of the objectives of the Government. 2, the service areas to further expand. The full implementation of the open government pilot project, strengthening carrier construction, innovative forms of public, deepening public content, extends the open range, regulate public procedures, establishment of a city, County, Township and village-level administration system, to meet the people's right to know, creates conditions for the effective exercise of supervision. Development issued the XX, matters of significant public policy implementation measures, such as the question of hearing 6 system, open Government continues to promote in depth. Established opened the city (County) long public phones, solving a number of concern people's immediate interests and produce hot spots and difficult problems in life, by all sectors of the community alike. Universal Chief was built starting at the city and county levelsHall masses, serve the community for the Government to play a better Windows and tie. With the system of Government Office for hub, connecting the County (district) and the departments of municipal government Web sites and Office decision-making service system has been built in the city, Government Office local area network established, significantly accelerate the pace of office automation and information network. 3, improved quality and productivity with new work. City levels Government Office put pursuit quality and efficiency as measure Office overall work level of important standard, pendulum in highlight location, around service overall, and pay close attention to the implementation this central, right processing inherited and innovation, and full and focus, and on Shang service and on Xia service of relationship, bold innovation, focused on effectiveness, presentation of policy sex, and targeted and