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ECET 105 Believe Possibilities / snaptutorial.com

For more classes visit<br>www.snaptutorial.com<br><br>1. Does a typical computer have any analog outputs? If so, what are they?<br>2. List three advantages of digital signal representation as compared to their analog representation.<br>3. Convert 126 x 10 2 to scientific and engineering notations.<br>4. Make the following conversions:<br>a. Convert 0.34 seconds to milliseconds.<br>b. Express 0.0005 x 10-4 farads as picofarads.<br>5. The frequency of a signal is equal to the reciprocal of the signal’s period (f = 1/p). For a computer with a 2.4 GHz clock, what is the clock period? Use engineering notation for your answer.<br>6. The signal shown below is a sine wave as it might be displayed on an oscilloscope. If it takes 40 msec. for the waveform to travel between the points shown by the arrow “B” below, what is the frequency of the waveform?<br>7. Power (in watts) is a certain amount of energy (in joules) divided by a certain length of time (in seconds). The laser with the highest peak power produces energy of 186 joules in 167 femtoseconds. What is the peak power?

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ECET 105 Believe Possibilities / snaptutorial.com

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  1. ECET 105 Believe Possibilities / snaptutorial.com

  2. ECET 105 Believe Possibilities / snaptutorial.com ECET 105 Week 1 Homework For more classes visit www.snaptutorial.com 1. Does a typical computer have any analog outputs? If so, what are they? 2. List three advantages of digital signal representation as compared to their analog representation. 3. Convert 126 x 10+2 to scientific and engineering notations.

  3. ECET 105 Believe Possibilities / snaptutorial.com • ECET 105 Week 1 iLab Introduction to Laboratory Test Equipment • For more classes visit • www.snaptutorial.com • I.         OBJECTIVES • 1.         To learn the function and basic operation of the instruments comprising a test bench • 2.         To gain a basic understanding of how to use the power supply, DMM, oscilloscope, and function generator

  4. ECET 105 Believe Possibilities / snaptutorial.com • ECET 105 Week 2 Homework • For more classes visit • www.snaptutorial.com • 1. What is the duty cycle for a square wave signal that is HIGH for 15 nsec and LOW for 30 nsec? • 2. A pulse train is shown on the oscilloscope below. Determine the period of the pulse.

  5. ECET 105 Believe Possibilities / snaptutorial.com • ECET 105 Week 2 iLab Soldering Techniques and the Electronic Die Kit • For more classes visit • www.snaptutorial.com • I.              OBJECTIVES • 1. To learn the basics of soldering. • 2. To produce mechanically and electrically sound solder joints. • 3. To assemble the Electronic Die Kit.

  6. ECET 105 Believe Possibilities / snaptutorial.com • ECET 105 Week 3 Homework • For more classes visit • www.snaptutorial.com • 1. Determine the output X for the 2-input AND gate with the input waveforms shown. • 2. Determine the output X for the 2-input OR gate with the input waveforms shown. • 3. Determine the output X for the 2-input Exclusive-OR gate with the input waveforms shown

  7. ECET 105 Believe Possibilities / snaptutorial.com • ECET 105 Week 3 iLab Introduction to Digital Logic Gates • For more classes visit • www.snaptutorial.com • I.      OBJECTIVES • To understand basic logic functions (AND, OR, and NOT) and their complement used in Boolean algebra and digital logic design. • To test simple logic small-scale integration (SSI) integrated circuit (IC) devices.

  8. ECET 105 Believe Possibilities / snaptutorial.com ECET 105 Week 4 Homework For more classes visit www.snaptutorial.com 1. Draw a logic circuit that performs the following Boolean expression: 2. Determine the Boolean expression for the circuit shown below. 3. The Boolean expression for an AND gate is . Does the expression also describe an AND gate? Prove your

  9. ECET 105 Believe Possibilities / snaptutorial.com • ECET 105 Week 4 iLab Logic Circuit Design, Simplification, Simulation, and Verification • For more classes visit • www.snaptutorial.com • Objectives: • To design a digital logic circuit using a truth table and sum-of-product (SOP) formulation. • To use the MultiSim program to simplify, simulate, and test the circuit operation. • To build and test the logic circuit to verify that the system

  10. ECET 105 Believe Possibilities / snaptutorial.com ECET 105 Week 5 Homework For more classes visit www.snaptutorial.com 1. Determine the decimal value of each of the following unsigned binary numbers: 2. Determine the decimal value of each of the following signed binary numbers displayed in the 2’s complement

  11. ECET 105 Believe Possibilities / snaptutorial.com • ECET 105 Week 5 iLab Designing Adders and Subtractors • For more classes visit • www.snaptutorial.com • Objectives: •  The objectives are to reinforce the concepts of binary addition/subtraction while using the Quartus II Programmable Logic Tool as well as getting used to the program.  We were also supposed to build and test a simple adder/subtractor using the eSOC III Board.

  12. ECET 105 Believe Possibilities / snaptutorial.com • ECET 105 Week 6 Homework • For more classes visit • www.snaptutorial.com • 1. When a HIGH is on the output of the decoding circuit below, what is the binary code appearing on the inputs? • 2. Write the Boolean equations for each of the following codes if an active-LOW decoder output is required. The first decode is shown as an example.

  13. ECET 105 Believe Possibilities / snaptutorial.com • ECET 105 Week 6 iLab Decoders and Multiplexers • For more classes visit • www.snaptutorial.com • Objectives: • To learn about the operation of a BCD-to-seven-segment decoder • To learn about the operation of a seven-segment display • To learn about the operation of multiplexers • To build and test a multiplexed display circuit using both discrete components and the eSOC III board

  14. ECET 105 Believe Possibilities / snaptutorial.com • ECET 105 Week 7 Homework • For more classes visit • www.snaptutorial.com • 1. Sketch the Q output for the waveforms shown. Assume that Q starts LOW. • 2. Sketch the Q output for the circuit shown below. Assume that Q starts LOW. • 3. Sketch the Q output for the circuit shown below. Assume that Q starts LOW.

  15. ECET 105 Believe Possibilities / snaptutorial.com • ECET 105 Week 7 iLab Add-Subtractor using Flip-Flops • For more classes visit • www.snaptutorial.com • I.         OBJECTIVES • To test the operation of a 74LS74 D flip-flop and compare the operation with the predicted behavior • To test the operation of a 74LS112 J-K flip-flop and compare the operation with the predicted behavior • To measure propagation delays of a 74LS112 J-K flip-flop

  16. ECET 105 Believe Possibilities / snaptutorial.com

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