Let's Make Robots!

Most Collected: Tip/walkthrough

RF communication link between two Arduinos
This Tip/Walk-Through will guide you through a simple one way communication link between two Arduinos. The Project uses these RX/TX Radio Frequency (RF) Link … Read more
Description An H-bridge circuit typically provides motor control in robotic designs. Low voltage, low amperage control signals (TTL) are used to control motors. … Read more
Gives your medium to large sized robot very good traction.
Hi, after seeing PROTOS III here on lmr I wanted a robot with big tank tracks even more than I already did, so I made some tank tracks, with slight modifications … Read more
Program standalone ATtiny / ATmega chips through an Arduino
Using a
1 Program standalone ATtiny / ATmega chips through an Arduino   Read more
Now with cool video of a real life military prototype! This is an easy to make 6 wheel drive robot platform designed for rough terrain. The chassis is made from 3 … Read more
If you are a newbee, you may only have learned that the Picaxe 28 pin Project Board has some inputs and outputs.. And you may have purchesed an SRF05 (that Picaxe … 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
This is part III of a series I call “How to build your first robot”.     This part is not so much instructions of how to build & program, that was in Part … 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
Basic principles in PCB design
I thought this could come handy. EMI and power surge problems are common in digital circuit design. The following list is a compilation of suggestions I have … Read more
UPDATE 07.27.11 I have written a maze solving simulator and embedded it online. It allows users to build a maze and have a virtual robot solve it using the left … Read more
Using the Wii Remote IR camera directly with an Arduino
Using a
The Wii Remote became a very intersting tool for hacking and other uses where it not has been mentioned for. After the first hacks appears in the internet a lot of … Read more
I read on the Arduino forum about using cheap Nokia data cables as a compatible "FTDI cable". I decided to have a look and started to shop around for a compatible … 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
some formulas to help in the motor choice
  One of the problem building a robot is the choice of motors. I'm speaking about a mobile robot with wheel. So, I'm not speaking about legs or others geometries. Read more