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"ground loop" - 21 õppematerjali

Microcontroller homework 4
2
docx

Microcontroller homework 4

Microcontroller homework for week 07 1. A) 40000 counts B) 36000 counts The difference between 20MHz and 18MHz is 4000 counts. 2. A) 555,555 counts more B) Higher resolution is caused by increased sampling rate. 3. A) Because the mixer needs additional components B) The mixer approach multiplies the frequency shift you want to measure, but also any other frequency shift. This includes drift caused by component heating, noise, etc. 4. The output waveform according to input: 5. A) 100 Hz B) 500 Hz C) 1 kHz 6. In an electrical system, a ground loop usual...

Masinaehitus → Mikrokontrollerid ja...
57 allalaadimist
Mikrokontrollerid ja robootika kodutöö 4
18
docx

Mikrokontrollerid ja robootika kodutöö 4

Read Chapter_4_Time_Based_Measurements.pdf Question 1 When converting an analogue value to a frequency, consider the following diagram describing the system. The frequency changes from 20 MHz to 18 MHz and the system samples at an interval of 2ms. How many counts does the microprocessor detect at, 2ms a) 20 MHz? =40000 counts 50 ns 2ms b) 18 MHz? =36 000 counts 55,55 ns What is the difference in terms of number of counts detected by the microprocessor? Between 20MHz and 18MHz are 4000 counts. Question 2 Consider the following diagram The frequency changes from 20 MHz to 18 MHz and the system samples at an interval of 100ns. a) What is the difference in terms of number of counts detected by the microprocessor? 10 MHz 10 MHz =5000 =5555,555 2000 Hz 1800 Hz ...

Mehhatroonika → Mikrokontrollerid ja robootika
5 allalaadimist
Mikrokontrollerid ja praktiline robootika
14
pdf

Mikrokontrollerid ja praktiline robootika

Homework-04 Solution (100 marks) Read Chapter_4_Time_Based_Measurements.pdf Question 1 (10 marks) When converting an analogue value to a frequency, consider the following diagram describing the system. The frequency changes from 20 MHz to 18 MHz and the system samples at an interval of 2ms. How many counts does the microprocessor detect at, a) 20 MHz? b) 18 MHz? What is the difference in terms of number of counts detected by the microprocessor? Solution: 1 1 a) Converse 20 MHz to time length: T    0.00005ms f 20,000,000 2ms Number of counts in 2ms: N   40,000 0.00005ms 1 1 b) Converse 18 MHz to time length: T    0.000055556ms ...

Informaatika → Informaatika
15 allalaadimist
London Eye Power Point esitlus
8
pptx

London Eye Power Point esitlus

LONDON EYE The EDF Energy London Eye, also known as London Eye is a giant 135metre tall Ferris wheel situated on the banks of the River Thames in the British capital. Facts about london eye It is the tallest Ferris wheel in Europe. It is visited by over ~3.5 million people every year. The wheel carries 32 sealed and air conditioned ovoidal passenger capsules Each 10 tonne capsule holds 25 people. History The London Eye was formally opened by the then Prime Minister, Tony Blair, on 31 December 1999. It was opend to the public on 9. March 2000 after it's formal opening because of technical problems. On 5 June 2008 it was announced that 30 million people had ridden the London Eye since its opening. Critical reception Sir Richard Rogers, winner of the 2007 Pritzker Architecture Prize, wrote of the London Eye in a book about the project: "The Eye has done for London what the Eiffel Tower did for Paris, which is to give it...

Keeled → Inglise keel
14 allalaadimist
Book Analog Interfacing to Embedded Microprocessors
568
pdf

Book Analog Interfacing to Embedded Microprocessors

supply back to the building ground. The sensor system is also connected to the building ground, on a different circuit. Let’s say that the sensor ground is shared with some large AC load, such as an air conditioner. In theory, there is no current flowing in an AC safety ground, but in some cases this current is not really zero. When the AC load is operating, the voltage at the sensor circuit ground is different from the voltage at the microproces- sor circuit ground. The result is a ground-loop current flowing through the ground in the cable connecting the sensor circuit to the microprocessor 203 Figure 8.1 Ground loop. circuit. Ground loops like this can cause measurement errors or even damage to the electronics. If the potential difference between the grounds gets large enough, it can even burn open the ground connections between the systems.

Mehhatroonika → Mehhatroonika
11 allalaadimist
Exami spikker
2
doc

Exami spikker

Aristoteles (470-399 e.m.a) : väidete struktuur kui iseseisev uurimisobjekt 1967- IBM builds the first floppy disk Süllogism (Aristoteles): 1967 - Seymour Papert designed LOGO as a computer language for children. 1. eeldus: iga x on y. 1968 - Robert Noyce and Gordon Moore found Intel Corporation 2. eeldus: mõni z on x. 1968 - Douglas C. Engelbart, of the Stanford Research Institute, demonstrates järeldus: mõni z on y. his system of keyboard, keypad, mouse, and windows at the Joint Computer Iga b on a Conference in San Francisco's Civic Center. He demonstrates use of a word Mitte ükski b pole a ...

Informaatika → Sissejuhatus...
215 allalaadimist
Liikurmasinate erialane inglise keel
22
doc

Liikurmasinate erialane inglise keel

AB vocabulary 1. Absorption power 1. Imavusvõime 2. Abutment 2. Tugi, kaldasammas 3. Acceleration 3. Kiirendus 4. Accelerator pedal 4. Gaasipedaal 5. Access 5. Juurdepääs 6. Acidity 6. Happelisus 7. Additive 7. Lisand 8. Adhesion 8. Adhesioon, kleepumine 9. Adjacent area 9. Külgnev ala 10. Adjust 10. Reguleerima 11. Advance sign 11. Eelsuunaviit 12. Advisory speed 12. Soovitatav kiirus 13. Aerodynamic drag 13. Õhutakistus 14. After-compaction 14. Järeltihenemine 15. Aggregate plant 15. Purusti, purustusjaam 16. Aggregate spreader 16. Kivipuru laotaja 17. Agriculture 17. Põllumajandus 18. Air hammer 18. Suruõhuhaamer 19. Air resistance 19. Õhutakistus 20. Air sand plower 20. ...

Keeled → Inglise keel
7 allalaadimist
Traapüük
5
ppt

Traapüük

Kordusküsimused 1. Nimetage kurnpüüniseid 2. Kuidas toimub püük kaldanoodaga 3. Milliseid kalu püütakse Eestis põhjanoodaga 4. Iseloomustage tõstevõrguga püüki 5. Milleks on seinnoodal haarad 6. Kuidas orienteerub laev seinnoodapüügil kalaparve ja tuule suhtes 7. Mis asi on jõuplokk 8. Milliseid kalaparve käitumise iseärasusi tuleb seinnoodapüügil arvestada 9. Miks on seinnooda vertikaalne rakenduskoefitsient suurem, kui horisontaalne 1 1. Milline taglastuselement on põhjatraalnooda tunnuseks 2. Milles seisneb põhimõtteline vahe traalnoodaga ja põhjanoodaga püügil 3. Milleks on vaja traallaudu 4. Millise traallaua konstruktsioonielemendi külge ühendatakse vaier 5. Milleks on vaja traalpüügil kaableid 6. Nimeta põhjatraalnooda peamised osad 2 3 §9. Traalpüünised ja Ahtertraalimine t...

Merendus → Kalapüügitehnika
35 allalaadimist
Programmeerimiskeel
555
doc

Programmeerimiskeel

tutvu lausearvutuse keskkonnaga: http://logik.phl.univie.ac.at/~chris/gateway/formular-uk-zentral.html Millistel muutuja väärtustel on lause (Av(B&A))v(-A&(Cv(B&-C))) väär? Panna tuleb results only, 0 on väär 1 on õige Tutvu ajalooga saidis kuni II maailmasõda: http://www.maxmon.com/history.htm Loe läbi jutt ja proovi andmetega mängida: http://math.hws.edu/TMCM/java/DataReps/index.html Kahend süsteemi arvu(101101001) ->kümnend süsteemiks. Nr sisse ja bianarile punkt, ja vaatan base ten integeri kümnendarvudest annab Ecki appletis juuresoleva graafilise kujutise, teen kujundi ja vaatan base integeri mis vastab kahendsüsteemi arvule 1110001 ASCII tabelis? Nr sisse ja punkt bianari, vaatan ...teksti Kümnendsüsteemi arv 33 on kahendsüsteemis? 33 kirjutan ja Base-ten integer, vaatan bianary Loe läbi jutud Atbashi ja Caesari šifri (Caesar cipher) kohta: http://www.wikipedia.org 2 Tutvu ajalooga kuni 1970ndad: http://www.islandnet.com/~...

Informaatika → Infotehnoloogia
160 allalaadimist
Sissejuhatus infotehnoloogiasse spikker
1
pdf

Sissejuhatus infotehnoloogiasse spikker

I 625 S(hirl(rfll l6-lr) Bl;ilsc Pn$.il1-:lntltecliliilc illitslt ebmgqav: Fortran, C (portaabel assembler), ALslrgKse[-ia r Pakkudaprogrffimeedjalevalmisehtudstandardtiikke- ...

Informaatika → Sissejuhatus...
202 allalaadimist
Lühendite seletus
120
doc

Lühendite seletus

A... AA Auto Answer AAA Authentication, Authorization and Accounting AAB All-to-All Broadcast AAC Advanced Audio Coding AACS Advanced Access Control System AAL Asynchronous Transfer Mode Adaption Layer AAM Automatic Acoustic Management AAP Applications Access Point [DEC] AARP AppleTalk Address Resolution Protocol AAS All-to-All Scatter AASP ASCII Asynchronous Support Package AAT Average Access Time AATP Authorized Academic Training Program [Microsoft] .ABA Address Book Archive (file name extension) [Palm] ABAP Advanced Business Application Programming [SAP] ABC * Atanasoff-Berry Computer (First digital calculating machine that used vacuum tubes) ABEND Abnormal End ABI Application Binary Interface ABIOS Advanced BIOS ABIST Automatic Built-In Self-Test [IBM] ABLE Adaptive Battery Life Extender + Agent Building and Learning Environment [IBM] ABM Asynchronous Balanc...

Informaatika → Informaatika
117 allalaadimist
SISSEJUHATUS ITSSE
21
docx

SISSEJUHATUS ITSSE

1. Suuruse numbrid ja mida nad tähendavad ? 1 bit = 1 binary digit 1bait = 8bitti 1kilobait = 1024 baiti Megabait = 1,048,576 baiti Gigabait = 1,073,741,824baiti Terabait = 1 trillion baiti Esimene mikroprose: intel 4004 von Neumann-type computer - Stored-program Computer KÜSIMUSED: Nimeta vähemalt üks oluline teooria- alane tulemus Alan Turingilt. Millisel aastakümnel see tulemus saadi? Turingu test 1940 Millal loodi programmeerimiskeel Fortran (pluss- miinus kolm aastat on OK)? Mille poolest on Fortran eriline? 1957, kõrgema taseme programmeerimiskeel, mis võimaldas loop´ida. Millisel sajandil elas saksa filosoof Leibniz? Milliseid tehteid suutis teha Leibnizi ehitatud arvuti? 17. sajandil , liitis, lahutas, korrutas, jagas Mis aastal hakati müüma arvutit nimega Commodore PET(pluss - miinus kaks aastat on OK)?1968 Millal loodi Intel Corp (pluss miinus kaks aastat on OK)? Mida ...

Informaatika → Sissejuhatus...
127 allalaadimist
Piletid vastustega
13
docx

Piletid vastustega

Ticket No1 1)The characteristic is called output characteristic or volt-ampere charateristic of a Rectifier Diode. 2)Rectifier Diode. 3) A is called Anode and C is called Cathode. An Anode has positive potential and therefore collects electrons in the device. Cathode has negative potential and therefore emits electrons to anode. The symbol looks like an arrow that ponts from the anode to the cathode, and reminds that conventional current flows easily from the p side(anode) to the n side(cathode). BIASING. Forward biasing. If the current in a diode is too large, excessive heat will destroy the device. Even approaching the burnout current value without reaching it can shorten its life. Therefore manufacturer's data sheet specifies the maximum forward current, that diode can withstand. This average current IF is the rate a diode can handle up to the forward direction when used a...

Tehnika → Elektroonika jõupooljuht...
160 allalaadimist
Inglise keel unit 5 answers
276
docx

Inglise keel unit 5 answers

1. (a) (i) gene length of DNA; codes for a (specific), polypeptide / protein / RNA; max 1 allele alternative form of a gene; found at a, locus / particular position on, a chromosome; max 1 (ii) assume allele refers to coat colour allele (coat colour) gene / alleles, only on X chromosome; A no (coat colour), gene / allele, on Y chromosome male cats, XY / only have one X chromosome; males have only one (coat colour) allele / cannot have two (coat colour) alleles; need black and orange alleles for tortoiseshell colour; 2 r r w w (b) parental genotypes C C × C C ; r w ...

Keeled → Inglise keel
13 allalaadimist
The 4-Hour Body - An Uncommon Guide to Rapid Fat-Loss-Incredible Sex-and Becoming Superhuman - Timothy Ferriss
574
pdf

The 4-Hour Body - An Uncommon Guide to Rapid Fat-Loss, Incredible Sex, and Becoming Superhuman - Timothy Ferriss

PRAISE FOR The 4-Hour Workweek "This is a whole new ball game. Highly recommended." --Dr. Stewart D. Friedman, adviser to Jack Welch and former director of the Work/Life Integration Program at the Wharton School, University of Pennsylvania "It's about time this book was written. It is a long-overdue manifesto for the mobile lifestyle, and Tim Ferriss is the ideal ambassador. This will be huge." --Jack Can eld, cocreator of Chicken Soup for the Soul®, 100+ million copies sold "Stunning and amazing. From mini-retirements to outsourcing your life, it's all here. Whether you're a wage slave or a Fortune 500 CEO, this book will change your life!" --Phil Town, New York Times bestselling author of Rule #1 "The 4-Hour Workweek is a new way of solving a very old problem: just how can we work to live and prevent our lives from being all about work? A world of in nite...

Keeled → Inglise keel
20 allalaadimist
CPM1A Programmable Controllers Operation Manual 1784470
402
pdf

CPM1A Programmable Controllers Operation Manual 1784470

Cat. No. W317-E1-11 SYSMAC CPM1A Programmable Controllers OPERATION MANUAL CPM1A Programmable Controllers Operation Manual Revised October 2007 iv Notice: OMRON products are manufactured for use according to proper procedures by a qualified operator and only for the purposes described in this manual. The following conventions are used to indicate and classify precautions in this manual. Always heed the information provided with them. Failure to heed precautions can result in injury to people or dam- age to property. ! DANGER Indicates an imminently hazardous situation which, if not avoided, will result in death or serious injury. Additionally, there may be severe property damage. ! WARNING Indicates a potentially hazardous situation which, if not avoided, could re...

Tehnika → Automatiseerimistehnika
9 allalaadimist
Ford escorti käsiraamat
256
pdf

Ford escorti käsiraamat

1·1 Chapter 1 Routine maintenance and servicing 1 Contents Air cleaner element renewal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .34 Fuel filter renewal - fuel injection engines . . . . . . . . . . . . . . . . . . . .36 Alternator drivebelt check . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .20 Hinge and lock check and lubrication . . . . . . . . . . . . . . . . . . . . . . .31 Automatic transmission fluid level check . . . . . . . . . . . . . . . . . . . . .27 ...

Auto → Auto õpetus
107 allalaadimist
TheCodeBreakers
946
pdf

TheCodeBreakers

Some of the things you will learn in THE CODEBREAKERS • How secret Japanese messages were decoded in Washington hours before Pearl Harbor. • How German codebreakers helped usher in the Russian Revolution. • How John F. Kennedy escaped capture in the Pacific because the Japanese failed to solve a simple cipher. • How codebreaking determined a presidential election, convicted an underworld syndicate head, won the battle of Midway, led to cruel Allied defeats in North Africa, and broke up a vast Nazi spy ring. • How one American became the world's most famous codebreaker, and another became the world's greatest. • How codes and codebreakers operate today within the secret agencies of the U.S. and Russia. • And incredibly much more. "For many evenings of gripping reading, no better choice can be made than this book." —Christian Science Monitor THE ...

Informaatika → krüptograafia
15 allalaadimist
Videvik kogu raamat Inglise keeles
274
docx

Videvik(kogu raamat Inglise keeles)

Color-- -1- -2- -3- -4- -5- -6- -7- -8- -9- Text Size-- 10-- 11-- 12-- 13-- 14-- 15-- 16-- 17-- 18-- 19-- 20-- 21-- 22-- 23-- 24 TWILIGHT By Stephenie Meyer Contents PREFACE 1. FIRST SIGHT 2. OPEN BOOK 3. PHENOMENON 4. INVITATIONS 5. BLOOD TYPE 6. SCARY STORIES 7. NIGHTMARE 8. PORT ANGELES 9. THEORY 10. INTERROGATIONS 11. COMPLICATIONS 12. BALANCING 13. CONFESSIONS 14. MIND OVER MATTER 15. THE CULLENS 16. CARLISLE 17. THE GAME 18. THE HUNT 19. GOODBYES 20. IMPATIENCE 21. PHONE CALL 22. HIDE-AND-SEEK 23. THE ANGEL 24. AN IMPASSE EPILOGUE: AN OCCASION twilight STEPHENIE MEYER LITTLE, BROWN AND COMPANY New York Boston Text copyright © 2005 by Stephenie Meyer All rights reserved. Little, Brown and Company Time Warner Book Group 1271 Avenue of the Americas, New York, NY 10020 Visit our Web site at www.lb-teens.com First Edition: September 2005 The characters and events portrayed in this book are fictitious. Any similarity to real persons...

Kirjandus → Kirjandus
19 allalaadimist
Dey Bared to You RuLit Net
163
rtf

Dey Bared to You RuLit Net

Sylvia Day Bared to You Sylvia Day Bared to You The first book in the Crossfire series, 2012 This one is for Dr. David Allen Goodwin. My love and gratitude are boundless. Thank you, Dave. You saved my life. Acknowledgments My deepest gratitude to my editor, Hilary Sares, who really dug into this story and made me work for it. Basically, she kicked my ass. By not pulling her punches or letting me shortchange the details, she made me work harder and because of that, this story is a much, much better book. BARED TO YOU wouldn't be what it is without you, Hilary. Thank you so much! To Martha Trachtenberg, copy editor extraordinaire. This book is an important one for me and she treated it that way. Thank you, Martha! T...

Keeled → inglise teaduskeel
15 allalaadimist
Cats
356
docx

Cats

AMBER AND RUSSET - LATE COLOUR CHANGE GENES Copyright 2014, Sarah Hartwell The ancestors of the domestic cat were nondescript black/brown striped tabbies. Over the centuries, mutation produced a wide array of colours based on 2 different pigments. Eumelanin gives the blacks, browns and blues while phaeomelanin gives the reds, fawns and creams. A few other genes give further variations on those colours such silvers, colourpoints and solids/selfs. Mutations continue to occur and unexpected colours also turn up due to inbreeding where recessive genes, hidden for generations, start showing up. AMBER AND LIGHT AMBER During the 1990s, some purebred Norwegian Forest Cats in Sweden produced chocolate/lilac and cinnamon/fawn offspring. However, those colours are not found in the purebred Norwegian Forest Cat gene pool. Had the gene pool become polluted by someone, perhaps generations ago, breeding their Norwegian Forest Cat to another breed? ...

Keeled → Inglise keel
6 allalaadimist


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