Let's Make Robots!
This is a walkthrough on how to make a simple IR controller. It is relatively cheap and easy to make. Programming is simple since the picaxe basic already has … Read more
Controls small DC motors using a single I/O pin.
There may be times when you have a limited number of I/O pins and you want to drive a small DC motor. You could convert a servo for continuous rotation but servos … Read more
Navigates and tracks objects using Infrared
Mr. General is based on my original LMR robot Bot 08M which was my attempt at a "Start Here" robot using the picaxe 08M processor. This walkthrough will explain how … Read more
I have been revamping the code for Mr. Tidy and it has grown large enough (23Kb when compiled) to be a real headache to scroll through. I know that some IDE's solve … Read more
Sometimes you need to know what position a servo is currently in. Two examples are: 1. The robot has lots of legs and the power has just been turned on. Without … Read more
A quadrature encoder, also known as an incremental rotary encoder measures the speed and direction of a rotating shaft. Quadrature encoders can use different types … Read more
Use the reset button on the Arduino as an input button
Using a
Have you ever written a simple Arduino application that just needed a single button? Most Arduino's and their clones have a reset button. Depending on your … Read more
Every now and then I want to test a circuit or a new sensor or even some new idea for code but I don't have a starter kit or anything. While shopping for some robot … Read more
Allows your robot to see and track nearby objects
The purpose of this cheap, easy to make eye is to allow your robot to track movement of nearby objects (within 200mm). After much experimentation and various … Read more
When I joined LMR I had just written my first picaxe program.The picaxe was easy to learn since I knew basic and the manuals gave you all the information you … Read more