Let's Make Robots!
Finally got a little time this week - weekend to work on our robot project. This is a video of steering stabilization for our tracked robot. We're using compass … Read more
changes that may effect shield choices
You may already be aware of this but I thought it might be useful to Arduino Nano users .. Something to be aware of when deciding on a Nano Shield: Recently, I … Read more

Basic I2C HD44780 LCD/Keypad Backpack

 

Practical Maker's I2C HD44780 LCD/Keypad Backpack is a basic, inexpensive little LCD backpack that is unique in that it combines a standard 4x3 keypad input with a standard  HD44780 LCD.  It has all of the necessary housekeeping functions like set cursor, cursor left, cursor right and backspace as well as basic single digit key press input /recognition.  All on a single I2C address using the normal Arduino Wire library.

This is an ongoing robotics project originally conceived to help improve my grandkids science and math grades and to introduce them to a world where you can dream … Read more