D.Wilcher, posted 11/05/09 week 9
Well class, our journey into the mystical realm of Digital Electronics 1 is coming to an end. One week remaining before the final. Here's the what's happening for the last week of class.
Student Surveys
Make sure you do the Course Evaluation/Student Survey. Bring a copy of Completed Course Evaluation/Student Survey and lowest grade will be replaced with a 100% next week (11/12)
Download this article and read.
D.Wilcher, posted
2/1 week 7
Hi Class,
We are rapidly approaching the end of our journey learning basic Digital Circuits. There are 3 wks left of class time follow by the Final Exam. Therefore, let's Get Busy!
Homework Assignment 7 due 2/8
MAKE Magazine Article. This assignment puts into practice some of the Digital Circuit methods discussed in class. Read the "Digital Clock" Project (Handout) (Make Magazine) article and answer the following questions.
(a) Convert all of the binary numbers mentioned in the article to their equivalent decimal values. Show Your Work!!!
(b) Calculate the time for the crystal's frequency specified in the article. Show Your Work!!!
(c) Draw the correct electrical symbol for the crystal discussed in the article.
(d) BCD is used for what timing implementation function for the Digital Clock? (Write out this question with your answer)
(e) The section entitled “The LED Display” explains how the 7 Segment LED Display is configured using the MAX7221 LED Driver IC. Draw the subcircuit schematic diagram for one LED Driver using the appropriate electronic component for sinking current through the optoelectronic device. Label all components using REF DESIGNATORS (ex R1, LED1, etc.).
(f) Explain how this Digital Clock circuit differs from the Tick Tock Digital Clock lab project (Write out the question with your answer!)
Lecture Notes
 | Chapter 15 Part 1 |
| Chapter 15 Part 2 |
| Chapter 5 "Combinational Logic Circuits" |
| Chapter 8 "Flip-Flops and Related Devices |
Reading Assignment 7
| Complete Chapter 5 "Combinational Logic Circuits" |
| Start reading Chapter 15 " Integrated Circuit Technologies". |
D.Wilcher, posted 1/26/10 week 6
We're past the halfway mark, 4 weeks and counting!!! Here's what's going on for next week.
Lecture Notes
Here's the Lecture Notes discussed in class. Although the subject is on PLC Programming Fundamentals, Logic Design, Truth Tables, and Boolean Expressions are within the domain of the this class. Also, the application of these design items provides a practical spin for Chapter's 4 & 5.
Fundamentals Of PLC Programming & Lab 4
Homework Assignment 6 due 2/1
Problems on page 227 Write Out The Questions with your answers!!!
| Section 4-1 Boolean Operations and Expressions problems 1-5 (all parts). |
| Section 4-5 Simplification Using Boolean Algebra problem 17 (all parts). |
Reading Assignment #6
Read Chapter 5 Combinational Logic Circuits pages 236 - 274 by 2/1.
Lab Report 4, The Binary Complement Machine will be turned in 2/8
Quiz 3 on 2/1
Please review the following slides. Quiz 3 will be given at the beginning of Class Session 2/1.
Chapter 3 Lecture Notes
Slides 5, 10, 15, 24, 37, 38
D.Wilcher, posted 1/21/10 week 5
I hoped you found tonight's lab challenging as well as enlightening. The skills in prototyping complex circuits on a solderless breadboard of an Electronics Technician or Technologists are critical to job success. Here's the highlights for next week.
Exam 1
First Exam of the Quarter to be administered on 1/25
Here's the Study Guide for the folks who weren't able to attend Monday Night's class.
Homework #5
| Homework Assignment #5 Due 1/25 |
| On pages 124 & 125 in the Digital Fundamental's Textbook create System Block Diagrams and Truth Tables for the 2 Manufacturing Process Figures (3-30 & 3-31). Due 1/25. Also, determine the Logic Gate Equivalency of Figure 3-31 and redraw the circuit replacing the existing logic gate with its equivalent device. |
Reading Assignment #5
Complete Chapter 4 reading and Chapter 5 (Combinational Logic Circuits )pages 236 - 274 by 1/25
Lecture Notes
Chapter 4B "Boolean Algebra and Logic Simplification"
Chapter 5 "Combinational Logic Circuits"
Lab Report 4, The Mystery Logic Gate Circuit will be turned in 10/22
D.Wilcher, posted 1/11/10 week 4
I hoped you enjoy tonight's lab. Logic Gates are so cool and can do amazing stuff with imagination! Here's what's happening for next week.
Reading Assignment #4
Chapter 4 "Boolean Operations and Expressions" 4-1 thru 4-5".
Lecture Notes
Here are the lecture notes for Chapter 4 " Boolean Algebra and Logic Simplification."
Homework Assignment #4 (due 1/18).
| Do Section 3-4 Review Questions (1-4). Write out each Question with your answer. |
| Answer the Related Problem on page 130. Write out each Question with your solution. Show the circuit diagram for your solution. |
| Using the ITT Virtual Library, goto the ENGnetBase (Electronics Category)and find the online book Practical and Experimental Robotics. Under section 1.2.2 "Fixed Voltage Power Supplies", read pages 35-37. Print a hardcopy of page 36 showing the circuit diagram of a 7805 IC Voltage Regulator circuit. On the circuit schematic diagram, write down the capacitor values for C1 and C2 on the hardcopy print and turn in for a letter 1/18. |
First Exam
| The 1st Exam of the quarter will be given on week 1/25. Review Homework Assignments 1 and 2 for preparation of the exam. |
| A Review will be presented on 1/18. |
D.Wilcher, posted 1/4/10 week 3
Happy New Year Class!. I hoped everyone had a great holiday and enjoyed the free time from school. I hope everyone is enjoying the lectures as well as the labs. Keep up the good work! Here's the Deets for the next week.
Quiz 2
Please review the following slides. Quiz 2 will be given at the beginning of Class Session 1/11.
Chapter 2B Lecture Notes
Slides 5, 6, 16, 34, 39
Lecture Notes
Lecture Notes (Lecture Notes for Chapter 3 "Logic Gates)
Lecture Notes 2(Chapter 2, Part A)
Reading Assignments
| Read Chapter 3 "Logic Gates" in Digital Fundamentals Textbook. |
| In the Supplemental Text (Lab Manual) read, "Systematic Approach to Troubleshooting Digital an Microcomputing Systems. |
Homework Assignment 3 (Due 1/11)
| Page 75 Section 2-8 Review Problems 1-4. Write out the problems and Show Your Work! |
| Page 79 Section 2-9 Review Problems 1,3, and 4. Write out the problems and Show Your Work! |
| Answer the following questions based from the Lab Manual Reading Assignment. Write out the question with your answer! |
1. What are the 3 places testing may start?
2. What 3 are items should be prepared (available) prior to troubleshooting a digital system or circuit?
3. Explain the difference between an Analog vs. Digital Failure Modes
4. List causes of external shorts and opens in an Analog system or circuit.
5. Using Figure A-1 of the Supplemental Text (Lab Manual) as reference, create a Block Diagram for the Binary Coded Decimal to Decimal Display Lab Project. Label each block with a description of the subcircuit instead of using letters as shown in Figure A-1
Lab Report 1 for "Tick Tock Digital Clock" will be turned in by 1/18/10.
Lab Report 2,"Logic Probe Circuits" will be turned in 1/25/10.
Lab Report 3, Motor to LED Display Switcher Circuit will be turned in 2/1/10.
D.Wilcher, posted 12/14/09 week 2
I hoped last week's Lab Project was a good Introduction to the concept of Digital Waveform Generation using the ever popular 555 Timer IC. This IC will be explored further in Chapter 8 of the course textbook. Here's what's happening for the following week.
Lecture Notes
Lecture Notes 2(Chapter 2, Part A)
Homework Assignment 2
Here's Homework Number 2 for downloading. The Homework will be turned in on 1/04/10.
Paper turn in on 1/04/10
Write a two page Application Note explaining how the 3 Logic Probe Circuits can help assist you in lab while building digital circuits. Format of the paper will consist of the following requirements.
| Title: Lab Probe Circuits Provide Assistance in Digital Electronics Lab Education |
| Body of Paper: (Paragraph1)Introduction, (Paragraph 2) Logic Probe Circuit 1 Assistance Example, (Paragraph 3) Logic Probe Circuit 2 Assistance, (Paragraph 4)Logic Probe Circuit 2 Assistance |
| Double Space between paragraphs, Single Space for each paragraph, Alignment: Justified |
Reading Assignment 2
Start reading Chapter 2 "Number System, Operations, and Codes" in the textbook.
Complete Chapter 1 " Introductory Digital Concepts" by 1/04/10 if you haven't done so.
Lab Report 2,"Logic Probe Circuits" will be turned in 1/11/10.
Electronics Development Tools #2 (Digital Devices)
As discussed in lecture tonight, this 9 page document will be referenced during the remainder of the quarter. When unsure about the pinout of Digital IC's refer to it for answers.
Digital Devices and Wiring ICs Notes
D.Wilcher, posted 12/6/09 week 1
Hi Class, welcome to Digital Electronics 1. This class will focus on the investigation of Combination Logic Circuits and Flip-Flops. The course emphasis is to bridge theory to real world practice using interesting and challenging Lab Experiments and projects. The central them of this course is illustrate basic digital building blocks used in Industrial Controls, Robotics, Automotive, and Consumer Electronics Applications. Therefore, be prepare to build, and troubleshoot circuits every week by bringing your ITT Electronics Toolkit. Your success in this course is based on mastery of key circuit concepts and principles along with best practices used in Digital Electronics Technology. This webpage will be the communication vehicle for all Class Assignments and Technical Relevant Material. Let's get started with essentials for the course.
Student Syllabus:
Here's the Student Syllabus. Please read this document thorough and if you have any questions about its content, shoot me an email <mrdon219@aol.com>
Digital Electronics 1 Syllabus
Chapter 1 Lecture Notes:
Here's the Lecture Notes for Chapter 1 entitled " Introductory Digital Concepts".
Reading Assignments 1
Read Chapter 1, " Introductory Digital Concepts" , and complete before the next class session (12/14). Also, start reading Chapter 2 as well. Next class session we'll start the discussion on the Number System, Operations, and Codes in the textbook.
Homework Assignment 1
The Homework Assignment will prepare you for the Exams in the course. The Homework will be turned in by 12/14.
Quiz 1
Please review the following slides. Quiz 1 will be given at the beginning of Class Session 12/14.
Lecture Notes 1:
Slides 4, 7, 13, 17, 18
Electronics Development Tools
During the 10weeks of the course, several electronics development tools will be introduced. These tools will be essential for the success not only in class but as electronics or engineering technician. Please download the follow software packaged onto your Home PC or Notebook Computer.
Multisim Analog Devices Edition
Here's a free version of Multisim courtesy of Analog Devices.
Multisim-Analog Devices software package
Multisim Workbench Tutorial
Here's and excellent Multisim Tutorial that we'll be using in the course to model digital circuits
Lab Project 1 Download
Lab Reports
Hi Class, here's the template and example for writing Lab Reports for this class.
Lab Report for "Tick Tock Digital Clock" will be turned in by 1/04/10.