Enginursday: Detecting Knob Changes: A New video by SparkFun Electronics
Enginursday: Detecting Knob Changes
Comparing an ADC value with a previous value can detect a changed state, but what if noise is introduced? See some topologies in action for detecting purposefully changed inputs while rejecting noise.
See http://ift.tt/2xAEOXc for more information.
SparkFun parts used in this video:
SparkFun RedBoard – Programmed with Arduino
http://ift.tt/2m1BxO9
Black Knob – 15x19mm
http://ift.tt/1PbuTIH
Rotary Potentiometer – 10k Ohm, Logarithmic
http://ift.tt/2d4JlIA
Teensy 3.2
http://ift.tt/1izqDsY
SparkFun TeensyView
http://ift.tt/2m6TJqn
Proto Pedal Enclosure
http://ift.tt/2cUIhIg
SparkFun Proto Pedal
http://ift.tt/2dkZLfi
Code used in this video can be found on github::
http://ift.tt/2wkT2x4
The referenced book is called:
Design Patterns: Elements of Reusable Object-Oriented Software
ISBN-13: 978-0201633610