Tuesday, June 11, 2019
PMP application Essay Example | Topics and Well Written Essays - 1000 words
PMP application - Essay ExampleI laid out an effective technical plan as to how system upgrades and server migration would take place. I served as the liaison to internal and external auditors. I chaired the monthly patch review meeting. In the execution phase, I directed the system administrators make a journal that would record all changes being made to the desktop systems so that we could recover in case of a mistake. I held meetings on daily basis to keep a track of every step. My company wanted to move to a server which had different PHP deployment method. I created, on the destination server, duplicates of each extra SSH/SFTP user, database and application that were on the original server, copied all files to the destination server, and created DNS overrides for the testing part. I told my teammates to make entries in the website to access the inwardness of destination server. I told them how to upgrade the DNS overrides to point to the migrated server. Lastly, we waited for t hese changes to propagate, and cleared the original server.I was responsible for the first four phases of project management in this project. I helped my teammates with the archetype development for the website. I defined the purpose, stakeholders, the basic outline of the organizations biases, limitations and initial requirements, and the deliverables. I analyzed the executive requirements, business benefits and goals, implementation requirements, functional and pecuniary requirements, infrastructure requirements, and technical analysis and design which included an analysis of the hardware and software tools needed. I, along with other members, wrote down the briefs, set the milestones, and assigned tasks. After brief the client visually, I laid down basic components of the website and plotted out how they were going to work along. Risk evaluation was one important step in which I balanced the projects time and cost. I created the staging environment and began the production guid e to which I added all the
Monday, June 10, 2019
Feasibility study Essay Example | Topics and Well Written Essays - 750 words
Feasibility study - Essay ExampleA Feasibility study is an investigation of a proposed stem and the benefits of undertaking such an activity. The main Reasons why an make-up conducts a study of such kind is that it helps them consider all the aspects associated with the activity and allows them to see whether they have the clock time and resources to implement such a system. Although it is done at the beginning of the project it can be detailed analysis (wisegeek)In this report we will dismember the current system that Bundberry uses to control their impartation facility availed by the clients and the staff of the organization and then devise a plan to implement a saucily system that will integrate its entire system into one system using an ERP (Enterprise Resource Planning) system such as SAP in secern to improve their booking system. We will also integrate an online booking system that will allow quick and easy way for the clients to use the service.Currently the organizatio n is working on a very basic system that needs to be upgraded in such a way that it allows it to monitor and control their transport facility on a more real time basis so that they can ensure that there are no unnecessary cost incurred by the organization and that the booking system is efficient enough to provide timely service to the customers total satisfaction.An ERP system is a combination of core dividing line practices and functions with the latest technology. (topbit). It integrates the core processes of the organization, enabling it to achieve its objectives using resources effectively and efficiently. These systems previously were only feasible for large organizations and companies to implement, However now with the help of online technologies, ERP can be virtually implemented by any kind and size of organization. It is software architecture at the heart of which lies the information that is the key to an organizations success.At
Sunday, June 9, 2019
Social networking www.instagram.com Assignment Example | Topics and Well Written Essays - 1000 words
Social networking www.instagram.com - Assignment ExampleThis means that Instagram has its sound injury and conditions and legal sanctions, as shall be seen in the discussion that ensues forthwith. 1) The symbol of Conduct Specifically Prohibited Instagram prohibits the intake of its services by any person below 13 years. Instagram does not alike allow posting of violent, discriminatory, naked or party nude, hateful, pornographic, sexually suggestive or infringing photos or content, via its service. Instagram also prohibits the selling or transferring of accounts, account followers, account rights or account partrname. The only excommunication to this rule is assigned top businesspersons. In the same wavelength, Instagram prohibits an individual from opening an account for an opposite party. Bonanos (2012) divulges that for security and ethical purposes, soliciting, collecting and using login credentials of different Instagram users is prohibited. Defaming, stalking, abusing, defaming, harassing, intimidating and impersonating other people or users of Instagram ar prohibited acts. The posting of confidential information such as nonpublic phone numbers, and private email addresses, social security, national identity card numbers and card information via Instagram is also prohibited. In another wavelength, Instagram also prohibits the changing, modifying and altering contents of other websites to put on the false impression of association with Instagram is also proscribed. Alongside this is also the accession of Instagrams private API by means outside Instagrams permission. All users are also not allowed to submit or generate unwanted e-mails, comments or any other form of commercial which may harass communication to Instagram users. Instagram also prohibits the use of web URLs and domain names without receiving prior written permission from Instagram. The creation of accounts with Instagram services through unauthorized fashion (such as through the use of script, automated device, bot, scraper and crawler) is also not allowed. Any act that may interfere with Instagrams services, Instagram servers and networks such as transmission by worms, spyware, malware, viruses or any other code of disruptive or destructive nature. In this light, no one is allowed to inject code or content or even alter the authority an Instagram page is displayed in the users device or browser. No one is also allowed to attempt to, or restrict another Instagram user from enjoying or using Instagram services, or encourage the violation of Instagrams terms and conditions of use. It is also important to note that any form of action which is in contravention to the terms and conditions of Instagrams use that the client had agreed to abide by is a violation and is therefore prohibited. Additionally, all Instagram users are expected to comply with Instagrams friendship Guidelines. This above is seen in ABA Business Law Sections statement which reads, As a social networking Web site matures, its business and the ever-changing legal environment are likely to prompt revisions to the standard posted EULA terms. This is found in ABA Business Law Section (2009). Again, this is reflected in Instagrams website which reads, By accessing or using the Instagram website, the Instagram service, or any applications (including mobile applications) made available by Instagram (together, the Service), however accessed, you agree to be bound by these terms of use
Saturday, June 8, 2019
Macbeth Diary Entries Essay Example for Free
Macbeth Diary Entries EssayI am weary and suspective of Macbeth as he questions much of my movement with Fleance that afternoon. I really feel something amiss. Maybe it is effective Macbeths insecurity for all i know. It is late and Fleance is waiting for me in the woods. I must go now. Macbeth and I just had just came back from a battle. A great one indeed. We had came ashore and were proceeding back to Forres when we came upon this desserted and gloomy heath where we were most shcoked to be greeted by tierce cronees that had long beards strecthing from their ragged cloaks. I was uncertain what gender they were, but i knew something was wrong. At first sight, the three creatures greeted Macbeth Thane of Glamis. They then started chanting prophesis that concerned Macbeth and me. The first witch chanted,All hail,Macbeth Hail to thee,Thane of Glamis followed by the next All hail, Macbeth Hail to thee,Thane of Cawdor and the last of which chanted All hail, Macbeth ,that shalt be king hereinafter Hail they chanted three time together and continued prophesising. Lesser then Macbeth, and greater. the first witch chanted. Continued the second Not so happy, yet much happier. Thou shalt get kings , gravitational constantgh thou be none So all hail, Macbeth and Banquo. Chanted the last of witch. I was oerwhelmed by suspision when i heard those prophesies whilst Macbeth was, I should say rather engrosed and interested in their prophesies. Macbeth wanted them to stay but in a blink of an eye, they suddenly disappeared into thin air. Macbeth was furious. Stay you imperfect speakers, tell me moreMacbeth Was truely interested in these creatures prophesy, but i just got a bad feeling about this. Dear Diary, The news my cousin brought filled me with an unimaginable grief.My family, brought to the graves by such feeble means, so defenceless and alone while I was off in England arguing with Malcolm about my loyalty, which how dare he question it Only a monster would o vercome innocent children and women, there was no reason for it How can they live with themselves? As I write I am miles away from Fife for how could I stay when that brutality happened in the place where I would baffle rested? I can never forgive myself for what happened that day, that fateful day which has brought me nonhing but pain. I locate in my bed last night feeling alone and confused.My thoughts were in flux I had ranged between crushing, overwhelming depression, during which I had shed countless bust onto my blankets, and anger so volatile I got up to put on my armour and immediately head to Fife (thrice), in hopes of catching the perpetrator only to mobilize my family, take off my armour, and lay back down. My wife would not go liked me to be dwelling on avenging their finales but it is the only thing my judicial decision has been set on. I have thought of killing myself, taking away the pain but I cannot do that What would quite a little think? I have no heir t o my title or wealth, they would think I killed my family myselfThen I think of that assassin and him off gallivanting killing more innocent people and breaking other peoples hearts and I know hes got to be finished. If I ever find out who has killed my loved ones, I will be the death of them or they be the death of me. Macduff I am writing this entry, sitting at a desk in Scone. I have recently witnessed my dear mate Macbeth crowned King of Scotland. I am still in shock after the strange happenings of the past few days, so I am not yet overcome with neither joy nor grief. I should be happy for Macbeth, yet I feel that something inside me will not allow me to be so.These events, I fear, have not happened by chance, but that something evil, something supernatural is at work. Macbeth and I felt immense pride, on that fateful day as we rode, victorious, over the moor. We had just defeated the ghastly Norwegians, though by uncivilized means. Macbeth rightly said So foul and fair a day I have not seen. Not far into our journey, we came upon three weird sisters. They all hailed Macbeth Thane of Glamis, Thane of Cawdor, and king hereafter. True, he was Thane of Glamis, but we were puzzled, to say the least, about the other two statements.As I was intrigued, I questioned them about my future. In reply, they told me that my sons would me kings, and that I would be Lesser than Macbeth, and greater. This confuses me greatly, for had they not just said that Macbeth would be king? Of course, I chose not to believe these instruments of darkness. Amazingly, minutes after the sisters had vanished, Macbeth was announced Thane of Cawdor. We were both quite taken aback, for the beings had foretold that very thing. I think our minds both raced towards the third prediction, All hail Macbeth, that shalt be king hereafter I believe that Macbeth began to think about how to make the third prophecy a reality. We spoke no more about it. Surprisingly, Malcolm was named Duncans successo r, though Macbeth was firm favored in my mind, at least.
Friday, June 7, 2019
The Importance of Being Oscar Wilde Essay Example for Free
The enormousness of Being Oscar Wilde EssayAmong the writers of the late nineteenth century in Britain, none perhaps has surpassed the genius and press accorded to the inimitable Oscar Wilde. With controversies plaguing most aspects of his lifefrom his writing to his personal lifeWilde has eventually become an icon of his generation, resonating with readers far and wide, m any(prenominal) celebrating his unique vowelize and alternative thinking. The man as a poet, playwright, and fiction writer used his wit and intelligence as well as a sharp substance with words to create masterpieces that ready ultimately become part of the literary canon. Two of these, The Importance of Being Earnest and The Picture of Dorian senile, are approximately of the most studied in literary scholarship worldwide, and are practically responsible for catapulting Wilde into iconic status. However, much of the persona of the famed writer included his bohemian sexuality, as well as the infamous per iod of his incarceration but, as it normally happens to exceptional talent, the work was able to fight through the dirt and excise on its own merits, earning the admiration of readers throughout the centuries. II. A Wilde HistoryOscar Wilde was born in October 16, 1854 in Dublin, Ireland, to wealthy parents, a writer and a surgeon. Aside from disbursement most of his childhood in the company of the equally rich, including summers in fashionable homes, Wilde eventually began his education in Greek literature classics. During his conviction as a college student, he found his affinity for Aestheticism, which centered on the concept of using life to create art. This manifested in Wildes countenance and choice of clothing and lifestyle, eer deferring to art-related symbols and feminine representations rather than masculine endeavors like sports.Wilde also did a substantial amount of writing during this time and completed his course with honors however, his controversial image appeare d to have started as many of his fellow students professed a great dislike for his unconventional attitude and manner of expression. Because masculinitypart and parcel of Victorian patriarchyexcluded any association with flamboyance in feminine terms, many critics openly attacked Wildes lifestyle and writing. The writers apparent crotchet was largely focused upon, and more or less even referred to him as a negative influence on the youth.Though Oscar Wilde married a woman, Constance Lloyd, with whom he had two sons, his sexual preference and activities were always called into question. Because of his sight relationships with several men, including Lord Alfred Douglas, Wilde became the subject of ridicule and offense his affair with Douglas, due to the mans political family, was eventually the reason behind his much-publicized trial and imprisonment. Oscar Wilde passed in 1900, and was buried in Paris where he retreated after be freed from jail.He chose to never return to his nat ive Ireland or to Britain (Merriman, pars 1-10). III. The Picture of Dorian Gray This 1891 novel, which started as a short story published in a magazine, is the only realized work of its genre by Wilde. Largely considered fashionable for its time owing to its gothic horror theme, The Picture of Dorian Gray embodies much of the qualities associated with Wilde himselfart as the center of life, beauty, and homosexualityand gum olibanum was received during its launch with the gentle of controversy identified with Wilde all his life.The mind-gripping story revolves around a young, extremely handsome man produced Dorian Gray, and the painting of his likeness created by an artist named basil Hallward. Apparently, the artist was greatly enamored by Dorians beauty, which urged him to paint the portrait. However, due to Dorians acquaintance with the concept of hedonism and the sole pursuit of beauty, he makes a wish for the painting to take on his physical aging while Dorians actual body remained young and beautiful. But for distributively of Dorians sins, changes would take place in the paintingwhich ultimately mirrored his souland make it more grotesque at every turn.His emergence fear of seeing his own portrait age led him to affirm his love for beauty even more, and his rejection of everything he deemed unqualified made its mark in every occurrence. In the end, Dorian accuses and kills Basil for bringing this all upon him and attempts to correct all his perceived ills in the hopes of having the portrait return to its normal state. This did not happen, as Dorian was unable to feel guilt or remorse thus he tried to destroy the painting, which only caused his own aging and death.The portrait, however, returned to its unblemished condition. The forked themes of aestheticism, or the celebration of art and beauty, and homosexuality are present in the novel, both being embodied by Dorian Gray himself. His narcissistic linear perspective of beauty and self rendered him at an unending state of discontent, though, and subjects all those who come near him to his exacting ways. These were all part of Oscar Wildes personal ideologythe finale to make life an art, constantly seeking for beauty and perfectionwhich he carried out consistently.However, the novel was considered immoral and dirty by the critics of the time, due to the themes projected in the text. IV. The Importance of Being Earnest Oscar Wildes hugely popular work is undoubtedly a satire about Victorian societys rules and regulations, of expectations and etiquette, of dissimulation and fakeness. It was originally staged in 1895 in London. The famous three-act play is a comedy that revolved around the deception and resulting confusion regarding the use of the name Ernest, which was appropriated by a young man at varying occasions alternating with his real name.Consequently, he meets people who know him through different names, and even falls for a lady who would only marry someone name d Ernest. In the maddening turn of events, wherein accusations regarding truthfulness and honesty are made, it is discovered that his name is indeed Ernest, and thus the play ends with all romantic couples satisfied and in love. Clearly, through the mode of comedy, Wilde intended to poke fun at the straitlaced community that frowned upon any aside from the kind of convention they themselves set.What makes it even more humorous and tongue-in-cheek is the fact that this same society, behind closed doors, defies its own rules while maintaining a consistent and stabilize front, because of the complications arising from the numerous social obligations necessary to be observed. The trivial and petty arguments coming from the simple use of a name is representative of the superficiality of societal obligation, exemplified by the character Gwendolens refusal to marry anyone not named Ernest. While received positively by critics, the exploration of homosexuality in the text was unavoidable, considering Wildes reputation.Some claimed that the name Ernest subtly referred to being homosexual, and this was somehow confirmed by references to earlier metrical compositions by other writers that used this kind of logic, as in John Nicholsons poem Of Boys Names. Nevertheless, other critics and even the actors who had worked on the play denied the claim, and explicitly stated how there was no reference or implication of homosexuality in the piece. V. Other Works and Controversies Oscar Wilde was a prolific writer, churning out exceptional works in the form of poetry, short stories, as well as numerous other plays.He also professed his brand of politics, as evidenced by the impressive collection of articles he published under the titles of The Decay of guile, The Soul of Man Under Socialism, and De Profundis all three contained concepts that heralded Wildes affinity for aestheticism and socialism. Sadly, Wildes public persona was better known for the controversial trial that m arred his career, and largely implicated him as an example of immorality arising from homosexual behavior and influence.Gross indecency was the actual crime for which he was being accused, and the event, which was drawn out for a several years, caused Wilde to permanently leave Britain (FireBlade Coffeehouse Oscar Wilde). VI. Conclusion The intelligence and uniqueness of Oscar Wilde are the qualities that made him the great writer he was, and his conscious deviation from tradition and convention assured the public of works that were always fresh and insightful. However, as with lives tainted by controversy, Wilde could only push his efforts to a degree he could only leave his literary legacies to a future society.And that he did, with his literature accorded the respect and recognition they deservealbeit after his death. Wilde was clearly forward of his time, and his principles on art and beauty would be embraced by many other writers and artists of later generations. Works Cited F ireBlade Coffeehouse Oscar Wilde. Negative Space. 28 June 2009 http//www. hoboes. com/html/FireBlade/Wilde/. Merriman, C. D. Oscar Wilde. 2008. Jalic Inc. 28 June 2009 http//www. online-literature. com/wilde/. Wilde, Oscar. The Importance of Being Earnest. Courier Dover Publications, 1990. Wilde, Oscar. The Picture of Dorian Gray. Macmillan, 1999.
Thursday, June 6, 2019
South Africa Strenght and Weaknesses Notes Essay Example for Free
southmost Africa Strenght and Weaknesses Notes EssayAs a nation, South Africa possesses economic and social strengths that push aside help it develop a successful IT industry within the country. However, its weakness can derail its success quite easily. Luckily, South Africa has the opportunity to reduce those weaknesses through government policy and increased financial support for IT development. However, should South Africa choose not to take advantage of that opportunity, those weaknesses have the potential of thwarting the nations attempt at competing in IT marketplace. In my analysis, I found the following to be IT strengths and weaknesses of South AfricaStrengths* Large population* High literacy rate* Current South African able property laws* Increasing levels of E-Business and electronic commerce* Telecommunications infrastructure* Targeting the industry via government studies and initiatives* Increasing computing and Internet diffusion* Privatization of telecommunicatio ns industryWeaknesses* Inadequate domestic support for projects* Reliance on foreign aid* Small number of workforce involved in ICT* Poor enforcement of intellectual property laws* High piracy rank* Lack of clear directive from government* Laws that are unresponsive to new issues in e-commerce and e-government nalysisWhile much of the world staggered in the wake of the global financial meltdown, South Africa has managed to stay on its feet largely due to its prudent fiscal and monetary policies. The country is politically stable and has a well capitalised banking system, abundant indwelling resources, well developed regulatory systems as well as research and development capabilities, and an established manufacturing base. Ranked by the World Bank as an f number middle-income country, South Africa is the largest economy in Africa and it remains rich with promise. It was admitted to the BRIC group of countries of Brazil, Russia, India and China (known as BRICS) in 2011.With a world-class and progressive legal framework, South African legislation governing commerce, labour and maritime issues is particularly strong, and laws on competition policy, copyright, patents, trademarks and disputes conform to international norms and standards. The countrys modern infrastructure supports the efficient distribution of goods end-to-end the southern African region. The economy has a marked duality, with a sophisticated financial and industrial economy having grown alongside an underdeveloped informal economy. It is this befriend economy which presents both potential and a developmental challenge.
Wednesday, June 5, 2019
Traffic Lights Microprocessor
Traffic Lights MicroprocessorMicroprocessor A microprocessor is defined as the digital electronic component embedded with transistors on a single semiconductor integrated circuit. One or more than one microprocessors typic all(prenominal)y serve as a central processing building block in a figurer body.Microprocessor ComponentsBasic ComponentsThe following ar the basic components of the microprocessorRegistersA register is a storage element which is composed of an array of flip-flops. A 1-bit register can store 1 bit and a 32-bit register can hold 32 bits and so on. A register has two inputs info inputClock input.MultiplexersA multiplexer is used as an input selector. A multiplexer has 1 output, a control input and other data inputs. If the control sharpen is 0, the 0th input is moved to the output. If the control head is 7 then the 7th input is moved to the output.A multiplexer with N control signal bits can sign 2N inputs. For example, a multiplexer with 3 control signals can support 2pow(3) = 8 inputs.A 4 input Multiplexer with 2 control signal wiresAn 8 input Multiplexer with 3 control signal wiresA 16 input Multiplexer with 4 control wiresProgram CounterThe Program Counter is a register structure which contains the phone pointer value of the current management. For each cycle the value at the pointer is read into the instruction decoder and the program counter is updated to point to the neighboring instruction.Instruction DecoderThe Instruction Decoder performs the function that it reads the next instruction in from memory and sends the component pieces of that instruction to the necessary destinations.They ar of two types rosyuced instruction set computing Instruction DecoderThe RISC instruction decoder is a simple device because RISC instruction formulates beof fixed length and the positions of the fields are fixed. We can decode an instruction, therefore, by simply separating the machine word into dinky take time offs utilise wire slice s.complex instruction set computer Instruction DecoderA CISC decoder is set up as a state machine. The machine reads the opcode field to determine the type of instruction and address of the other data values. The instruction word is read in part by part and decisions are made at each stage to determine how the remainder of the instruction word ordain be read.Register FileA register file is a set of registers and a decoder. The register file requires an address and a data input.The other components required are memory unit, ALU, FPU stands for floating point unit and control unit.MicrocontrollerA microcontroller (also microcomputer, MCU or C) is a small computer on a single integrated circuit consisting internally of a relatively simple CPU, clock, timers, I/O ports and memory. Program memory in the form of NOR flash or OTP ROM is also often included on chip, as well as a typically small amount of RAM. Microcontrollers are designed for small or dedicated applications.Differences Bet ween Microprocessor And MicrocontrollerMicroprocessor = CPUMicrocontroller = CPU+ peripherals + memoryPeripherals = ports + clock + timers + ADC converters +LCD driversMemory = SRAM +EEPROM+ EPROM + flashA microcontroller has a combination of all the above explained attributes whereas a microprocessor is only a CPU.Examples of microprocessors are 8085 and 8086. The following is the pin diagram of 8086 microprocessorExamples of microcontrollers are 8254, 8279, 8255, 8259.Microprocessor Based Control Of Traffic LightsINTRODUCTIONNow just about all the calling crystalise systems operate on a timing mechanism that changes the cast downs after a given time interval. An automated job empty-headed system senses the presence or absence of vehicles and reacts accordingly. An automated or intelligent traffic system detects traffic in many different ways. Current traffic systems react to motion to trigger the light changes. When the infrared object detector picks up the presence of a veh icle, a switch causes the lights to change. In order to acquire this, algorithms are used to govern the actions of the traffic system. The traffic signal system consists of tierce important parts. The first part is the controller, which represents the brain of the traffic system. It consists of a computer that controls the selection and timing of traffic movements in accordance to the varying demands of traffic signal as registered to the controller unit by sensors. The second part is the signal visualization or in simple words is signal face. Signal faces are part of a signal head provided for controlling traffic in a single direction and consist of one or more signal sections. These usually comprise of solid red, yellow and green lights. The third part is the detector or sensor. The sensor or detector is a device to indicate the presence of vehicles. One of the technologies, which are used today, consists of wire loops placed in the pavement at intersections. They are activated by the change of electrical inductance caused by a vehicle passing over or rest over the wire loop.Experimental ArrangementIn order to implement the Intelligent Traffic Signal Simulator, one needs to setup and assemble the hardware components and write a program to control the intelligent traffic signal simulator. The layout of the Intelligent Traffic Signal Simulator is displayed in Figure 1. The blocks, which are labeled N1, N2, N3, E1, E2, E3, S1 and W1 are the infrared object detectors.Hardware componentsThe traffic light system consists of four important components the controller which is taken as brain to the system, the sensors which detect the presence of vehicles, the light emitting diodes ( guide) which act as the actuator and the countdown timers which is displayed in Lab VIEW. BASIC STAMP 2 (BS2) is used as the microcontroller of the traffic signal. The BS2, which needs to be plugged to the Board of pedagogy (BoE), is directly attached to the computer in order to prog ram it. The wiring for the output and input signals is done from this board. Figure 2 shows the Board of Education to which a 9V DC power is supplied. There is also a DB9 connector, that is connected to the COM port of computer victimization RS-232 serial cable, for BS2 programming and serial communication during run-time. Next to the BS2, there is a breadboard. The breadboard has many strips of copper, which run underneath the board in a horizontal fashion. These strips connect the sockets to each other. As for the infrared object detector, lemony GP2D15 is used. The sensor task is to detect the presence of vehicles. It is functioning continuously by giving a logical system 0 when there are no vehicles and logic 1 when there are vehicles present. Therefore, they can detect the length of the queue depending on where they are placed. Each detector has a JST connector housing slot and three crimped wires to use in the JST connector. The connectors are plugged into the appropriate ho using slot and into the detector. The light emitting diodes are used in order to show the traffic light changing according to the program. The LED light will change according to output by the microcontroller. In each lane, there are three LEDs according to traffic lights colors which consist of red, yellow and green. Moreover, two inverters were used in order to connect the output of green and red LEDs together. Therefore, when the green LED is ON then the red LED will be OFF and vice-versa. Figure 3 shows the connection of the input and output ports to sensors and LEDs. The BS2 microcontroller has 16 Input and rig ports. The ports were divided into 8 input and 8 output ports. The output ports, which are from P0 to P7, give either logic 0 or 1 to the LEDs. The input ports, which are from P8 to P15, receive input signal from the sensors.Software simulationAfter the hardware had been setup, a program written in the BASIC programminglanguage in the BASIC STAMP editor is downloaded int o the microcontroller. The simulation of the algorithm of the traffic signal system was done using MATLAB software. The countdown timer interfacing according to the traffic system using Lab VIEW software is created using the BNC Adapter and the Data Acquisition Card (DAQ) device. The Lab VIEW programming is done in the diagram using graphical source code. In the block diagram the program runs from left to right. If the green light in the traffic model does not illuminate, the system goes into omission since there is no input into the system. The signal from the sensor is acquired through the DAQ, which is connected, to the computer.Using 8085 to DesignThe hardware of the system consists of two parts. The first part is Microprocessor based system with 8085. Microprocessor as CPU and the peripheral devices like EPROM, RAM, Keyboard Display Controller 8279, Programmable as Peripheral Interface 8255, 26 pin parallel port connector, 21 give aways Hexa key pad and six number of seven s egment LEDs.The second part is the traffic light controller interface board, which consist of 36 LEDs in which 20 LEDs are used for vehicle traffic and they are connected to 20 port lines of 8255 through Buffer. Remaining LEDs are used for pedestrian traffic. The traffic light interface board is connected to Main board using 26 core flat cables to 26-pin Port connector. The LEDs can be switched ON/OFF in the specified sequence by the Microprocessor.Result and ConclusionThe traffic signal operation will start by the traffic lights illuminating in red for 1 second in all directions. Then the traffic signals will start illuminating in the clockwise direction of the magnet compass. This means that it will start operating in the North lane, then East lane, then South lane, then West lane and goes back to North lane.
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