Journey to Work

 Journey to Work Essay

Digital Fundamentals

with PLD Programming

Floyd

Chapter you

Floyd, Digital Fundamentals, tenth ed

В© 2009 Saddle Education В© 2009 Pearson Education, UpperPearson River, NJ-NEW JERSEY 07458. Every Rights Appropriated

Summary

Analog Quantities Most natural quantities that we see are analog and vary consistently. Analog devices can generally handle bigger power than digital devices. Temperature ( F) 75 95 80 85 80 75 75 Time of day one particular 2 several 4 5 6 7 8 on the lookout for 10 14 12 you 2 three or more 4 A. M.

5 6 7 8 being unfaithful 10 11 12

L. M.

Digital systems may process, store, and transfer data more proficiently but can easily assign discrete values with each point. Floyd, Digital Fundamentals, 10th male impotence В© 2009 Pearson Education, Upper Saddle River, NJ 07458. All Rights Set aside

Summary

Analog and Digital Systems A large number of systems make use of a mix of analog and digital electronics to take advantage of each technology. A typical CD player accepts digital data from the CD drive and converts this to an analog signal intended for amplification. CD drive

10110011101 Digital data

Digital-to-analog ripping tools

Linear amp Analog imitation of music audio signal

Speaker Appear waves

Floyd, Digital Basic principles, 10th male impotence

В© 2009 Pearson Education, Upper Saddle River, NJ-NEW JERSEY 07458. All Rights Set aside

Summary

Binary Digits and Logic Levels Digital electronics uses brake lines that have two states, which are represented simply by two different voltage levels called HIGH and LOW. The trouble represent quantities in the binary system. VH(max) VH(min)

In binary, just one number is named a bit (for binary digit). A bit can easily have the benefit of either a 0 or a 1, depending on if the volt quality is EXCESSIVE or LOW.

HIGH

Incorrect

VL(max)

LOW

VL(min)

Floyd, Digital Principles, 10th impotence

В© 2009 Pearson Education, Upper Saddle River, NJ 07458. All Rights Set aside

Summary

Digital Waveforms Digital waveforms change between the LOW and HIGH levels. An optimistic going heartbeat is one that goes coming from a normally LOW common sense level to a HIGH level and then back again. Digital waveforms contain a series of signal. HIGH Rising or leading edge LOW t0 t1 Slipping or trailing edge SUBSTANTIAL Falling or leading edge LOW t0 t1 Rising or perhaps trailing edge

(a) Positive–going pulse

(b) Negative–going heart beat

Floyd, Digital Fundamentals, 10th ed

В© 2009 Pearson Education, Higher Saddle River, NJ 07458. All Legal rights Reserved

Overview

Pulse Meanings Actual pulses are not ideal but are referred to by the go up time, fall time, extravagance, and other attributes. Overshoot Ringing Droop 90% Amplitude 50% 10% Base line tr Rise time tf Fall season time tW Pulse thickness Ringing Undershoot

Floyd, Digital Fundamentals, tenth ed

В© 2009 Pearson Education, Uppr Saddle River, NJ 07458. All Rights Reserved

Summary

Periodic Pulse Waveforms Periodic pulse waveforms are composed of pulses that repeats within a fixed interval called the period. The frequency is the rate it repeats and is scored in hertz. f you T

To

1 farrenheit

The clock is a basic time signal that may be an example of a periodic influx. What is the period of a repeated wave in the event f sama dengan 3. 2ghz?

T

Floyd, Digital Basics, 10th male impotence

1 farreneheit

1 several. 2 GHz

313 ps

В© 2009 Pearson Education, Top Saddle Lake, NJ 07458. All Privileges Reserved

Brief summary

Pulse Explanations In addition to frequency and period, repeating pulse waveforms are described by the extravagance (A), heartbeat width (tW) and work cycle. Obligation cycle may be the ratio of tW to T. Volts

Amplitude (A)

Pulse size (tW)

Time

Period, To

Floyd, Digital Fundamentals, tenth ed

В© 2009 Pearson Education, Top Saddle Lake, NJ 07458. All Legal rights Reserved

Synopsis

Timing Layouts A timing diagram can be used to show the relationship between two or more digital waveforms, Clock

A B C

A picture like this may be observed upon a reasoning analyzer. Floyd, Digital Basics, 10th education В© 2009 Pearson Education, Upper Saddle River, NJ-NEW JERSEY 07458. Almost all Rights Reserved

Summary

Dramon and Parallel Data Info can be...

Alcohol in Contemporary Culture Essay

Advantages As the plethora of evidence develops linking abnormal alcohol consumption to chronic ill-health, road fatalities and home-based violence, health policy and other preventative steps to mitigate issues arising…...

Read

Sherif Composition

Sherif (1935) Autokinetic Impact Experiment Aim: sherif conducted a great experiment with the purpose of demonstrating that people conform to group norms when they are put in a great…...

Read

Media Coursework- Hovis Advertisement Analysis Article

Media Coursework Hovis Advert Analysis With this essay, I am analysing the 2008, ?15 million Hovis TV advertisement. Filmed in Liverpool with a cast of over 750 extras…...

Read

Facilities Planning Essay

Author Hopcroft Ross Romney Astrom Greenberg Kaplan & Atkinson BELCH Russell HANKE, REITSCH & WICHERN SPIRO Stallings HAWKINS. Schiffman, Kanuk Damodaran HORNGREN Stallings Turban Gonzalez Rabaey GOODAIRE, PARMENTER Coulouris Todaro…...

Read

Teaching Revolting Rhymes Article

Material Introduction3 1 ) Lesson a, pre-reading activities4 1 . 1 . Presentation and brainstorming4 1 ) 2 . Watching a short…...

Read

Essay of Cl

Article one particular – The Steve Jobs Nobody Recognized by Shaun Goodell 1 ) Topic: The article, The Steve Jobs No person Knew written by Jeff Goodell…...

Read