Basic Digital Electronics at CCA, Spring, 2012
Electronics kit Discover Electronics Kit Version 2 $49.99
Custom Arduino parts Breaduino for Shiloh $15
FTDI USB/serial adapter
Week 2
Wednesday, January 25, 2012
Setup:
- Tools and electronics parts from cabinet
- Power strips and extension cords from media center
- Meet in room GC4, which is a larger classroom
Greetings:
Review:
- electricity
- conductors/insulators
- open circuit, closed circuit, short circuit
- power supply, load
- voltage, current, resistance
- Ohm's law (theory)
- Ohm's law (practice)
Lecture:
- Second light bulb: where do we put it?
- conservation of matter, conservation of energy
- equivalent resistance
- Non-resistive components
Lab:
- Current limiting resistor with LED
- Measure voltage in resistor, calculate current
- Measure voltage on LED
- Add voltages
- Time permitting, add second LED
-
Homework due Wednesday, 2/1/2012:
- Create your own reference sheet. Show me, but do not hand in:
- Define voltage, current
- Scientific notation and eng. prefix (milli, micro, nano, Mega, Kilo, etc.)
- Resistor color code
- Research and read about KVL and KCL
- Explain KVL and KCL in your own words
- Exercises 65 and 66 at https://teachmetomake.wordpress.com/basic-electronic-exercises/
Week 3
Wednesday, February 1, 2012
Setup:
- Tools and electronics parts from cabinet
- Power strips and extension cords from media center
- Meet in room GC4, which is a larger classroom
Greetings:
Review:
- voltage, current, resistance
- Ohm's law (theory)
- Ohm's law (per component)
- Equivalent resistance
- Components connected in a way that all the current from one flows to the other (series)
- Components connected in a way that the voltage across one is identical to the other (parallel)
- LED and current limiting resistor
Lecture:
- Voltage divider
- Photoresistor
- Capacitor, comparator, flip flop, 555
Lab:
Homework due Wednesday, 2/8/2012
Week 4
Wednesday, February 8, 2012
Greetings:
- Last minute homework questions
- Attendance
- Common mistakes in last homework:
- Neatness!!!
- Read the instructions and do all parts!
- Units!
- Math!
- Prefixes! 20K ohm
- Who emailed me homework? That's not working.
- Hand in homework no later than 15 minutes of class starting
- Who ordered the kit?
- Who ordered the ftdi serial adapter?
- Hand in the rest
Review:
- voltage divider
- LED and current limiting resistor
Lecture:
- Capacitor, transistor, digital/analog, comparator, latch, 555
Lab:
- learn to solder! next week: build arduino
Homework due Wednesday, 2/15/2012
- Find and read an introduction to Arduino, such as this one
- Read about the Breaduino, including the
- Read these tutorials on how to solder
- Bring your laptops
- Be ready to work
Homework due Wednesday, 2/22/2012
I did not get the homework up in time so there is no homework. However, remember to bring to class next week:
- FDI
- Experimenter's kit
- Arduino
- Laptop
Next week, please:
- help me bring in equipment from my car
- help set up the room for soldering
Wednesday, February22, 2012
Homework due Wednesday, 2/29/2012
- Order your FTDI USB adapter (see the top of this page) or be prepared to share with someone, or, if you have an Arduino, you may use the built-in USB adapter on it instead.
- Install the Arduino IDE on your laptop from arduino.cc
- Bring a USB cable to fit FTDI USB adapter (mini-USB)
- Read all 7 Arduino tutorials by Lady Ada and be prepared to do them
Homework due Wednesday, 3/14/2012
Wednesday, March 14, 2012
Review:
- Voltage regulation
- Polarity!
Lab:
- Power supplies for all
- Add two new digital lines
-
- On breadboard, add a second LED
- On breadboard, add a transistor and speaker
- Melody tutorial
- On breadboard, add a transistor and control a motor
- PWM tutorial
Homework due 3/28
- Research, describe, and hand in: transistors, PWM, and how to use PWM to control light brightness and motor speed
- Research, describe, and hand in: relays and controlling motor direction
- Learn how to do PWM with Arduino
- Learn how to use a transistor to control a relay with Arduino
- Come up with a project idea. Describe it.
- Create a folder on this wiki with your name
- Describe your project on a new page in your folder
Wednesday, March 28, 2012
- What is Arduinio
- What can we do with it
- Projects
Homework due Wednesday 4/4
- Everyone must make a project journal file in their folder.
- Describe, briefly, your project. You may use the homework you handed in.
- You will update this at least twice a week: Once before class, and once after:
- Today's date
- Today, what is the current highest risk part of your project?
- what is your plan to alleviate that risk?
- what is you plan to do for/in next class?
- what actually happened?
- What will you do before the next class meeting?
- What problems did you run in to
- What is your plan forward?
- what parts, information, and assistance do you need ?
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