Category: Micro controllers
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How to use Arduino String.toCharArray() function to convert a string to a char
If you are a newb like me you are probably confused on how to use the String.toCharArray() method. I sure wish the docs had a nice example right there showing how to use it.It took me a while to figure out how to properly pass a string to a function. Then I needed to convert…
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How to wire 2.42 I2C oled screen to Wemos D1 mini
In this article I will cover how to wire up a generic 2.42 inch I2C OLED Screen to a D1 mini. It isn’t super hard, however there isn’t much info on this on the internet so I figured I would write this article. First off I will be using the u8g2 library, it works great…