Let's Make Robots!
The IR compound eye consist of 4 simple analog sensors (up, down, left and right) that can be used to track movement of nearby objects (usually within 15cm … Read more
Most students and hobbyist will use servos at some stage when building a robot. This tutorial uses Arduino sample code but the concepts are the same with any micro … Read more
This tutorial is an extension of my original tutorial on using motor encoders here: http://letsmakerobots.com/node/38636. This tutorial looks at some code I have … Read more
Recently I've noticed some people are a bit unsure of how to regulate their robots batteries and since there was a tip/walkthrough on batteries recently I though … Read more
Provide precision speed control of motors
This tutorial shows how to connect 2 DC motors with simple encoders to an Arduino for precise speed control and distance measuring. The sample code is written for a … Read more
Explains the simplest method of drawing pictures using the sample code provided.
If you are reading this before 31st of July, 2013 then there is a contest with prizes running. See here for details. Read more
Allows your robot to control PC applications / display sensor data
Using a
Gobetwino is a free program designed to allow Arduino boards to control PC aplications. Because it reads a serial com port it is not limited to Arduino boards and … Read more
Senses current drawn by a motor
This simple circuit will allow your processor to monitor the current being drawn by a motor or any other device. The circuit shown will monitor currents up to 20A … Read more
Gives you a wireless connection to your robot
Recently I tried to set up a wireless link between my laptop and a robot so that I could upload new sketches and adjust certain parameters of the program while the … Read more
Helps you burn the bootloader on a ATmega168PA.
Introduction: These instructions were based on Arduino 1.0 running on Windows XP. They should work for other operating systems. Since version 0018 of the Arduino … Read more