Coding a KY-040 Rotary Encoder on a Raspberry Pi Pico - Detailed Explanation & Step by Step Code

A step by step tutorial on how a KY-040 Rotary Encoder works using MicroPython code on a Raspberry Pi Pico or any Microcontroller of choice.

More Info

https://gurgleapps.com/learn/electron...

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✨The code can be found at:
https://github.com/gurgleapps/rotary-...

00:00 Introduction
00:15 Cost of KY-040 Rotary Encoder
02:17 How a KY-040 Rotary Encoder works without code
03:19 Explanation of Rotary Encoder Pins and how to connect them to the Breadboard
05:14 KY-040 Rotary Encoder hooked up to a Raspberry Pi Pico
05:21 Explanation of the Micropython Code
06:28 Explaining irq in the code
07:15 Testing out the code using the Rotary Encoder
08:00 Getting rid of repeats
08:35 Binary Shifts
11:24 Testing out the code with no repetitions
14:00 Creating the code for clockwise and anti-clockwise turns
15:19 Testing the above code
16:14 Putting all code above into a class and saving it onto Microcontroller device
20:27 Using the class created above in a new file
21:18 Running the file and testing if the class works
21:52 Back in Class to modify the code some more to simplify things
22:57 Back into the file that has imported the Class written above to incorporate changes
24:56 Back in the Class to make the code more robust
28:30 Switch detect function including detection of press and release of switch
30:22 Testing the Press and Release of the Rotary Encoder Switch

✨Videos mentioned in this tutorial are
⁕How a Breadboard works    • Breadboard - What is it? - How does i...  

⁕Pico Pong    • Fun Game Alert! How to Make Pico Pong...  

⁕Binary And Hexadecimal how to convert to any number base    • What is Binary and Hexadecimal? & How...  

✨Parts can be obtained from Amazon
https://amazon.co.uk/shop/gurgleapps​ - UK
https://amazon.com/shop/gurgleapps​ - US


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#raspberryPiPico
#microPython
#raspberryPi