Microcontroller idea

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4y
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ArduTester Millenium, the ultimate UNO & MEGA Versions
ArduTester Millenium, the ultimate UNO & MEGA Versions - Hackster.io
Arduino Rotary Encoder: Tutorial, Wiring, and Pinout
This is necessary because inside the rotary encoder two pieces of metal contacts touching each other in an imprecise way as in the case of a mechanical switch, and this will manifest itself as missed steps or even steps back when going forward. Although you can also do this in software, I prefer the hardware way by using an RC filter as shown below.
How to Calculate Ferrite Core Transformers - Homemade Circuit Projects
How to Design and Calculate Ferrite Core Transformers for Inverters | Homemade Circuit Projects