Let's Make Robots!
A free building material that's easy to work with and sturdy
A little video tip on using wire hangers as a construction material.  Just remember; Don't cut hangers with your dikesRemove the coating before soldering.  Even … Read more
Answers beginner questions on how to post pictures on LMR.
I see a lot of questions on the forums sometimes where a member asks the person to post a picture, and the person doesn't know how to do it. Well, here's how to do … Read more
Control a Servo with a Ping Sensor in about 5 minutes
Using a
When I did the Web Clicker, I picked up a copy of ViewPort for debugging and it was a lifesaver.  ViewPort was designed by Hanno Sander.  He also developed an … Read more
Allows you to send IR / remote codes in "background"
Hello guys. After hours spent on the internet trying to understand how stuff works i came up with this piece of code. It simply sends out SONY remote codes, but the … Read more
Remote controls an Arduino/ PICAXE board connected to a computer by another computer using a wirelles network
I've tried to do this a while ago and I've had some problems finding documentation about this, so here is a quick and simple tutorial. First of all you'll have to … Read more
little background first... i wanted to try the NXT robot to follow line, BUT: - the smart brick only has 4 sensor ports - i only have 1 light sensor (able to detect … Read more
A more powerful and versatile AVR library
Hey guys, I wanted to bring a video tutorial I created to the attention of LMR. The video is a walkthrough on how to use a software tool to setup a project using … Read more
converts analog output to digital one
Hi...   Back again with some info... So I want to hit it in the middle...   Everyone who bulit a line follower sometimes get annoyed by the thing that his sensor … Read more
Allow just about any sketchup model to be animated within a real time physics engine
I have seen that many users on LMR use google's free sketchup design software to get a rough overview of the appearance of the complete robot. Did you know though … Read more
Control your Robot with a PlayStation 2 Controller & Arduino
Figured I'd post my very easy to use Playstation 2 controller Arduino library. It's very easy to interface an Arduino with a Playstation 2 controller, and my … Read more
Debugger / PC interface for Propeller
ViewPort promised easier debugging on the Propeller - does it deliver? What is ViewPort? ViewPort is a software tool to help you develop on the Prop.  There are 2 … Read more
Offline storage for project files
Hopefully my boss won’t see this, but from time to time I get some ideas when at work or I need to check something out in my current robot project. So I keep all … Read more
We have many visitors from china that have problems watching some of our stuff
If you are in China, you probably are aware that A) There are restrictions to your Internet B) There are ways to bypass these restrictions Now, I am not at all an … Read more
Hi LMR...          I think that you often run into the problem with MCU that when you press a button it read it not only one time but often even 50 times or … Read more
perfect for putting components like CNY70 in place
Good tip on how to place sensors on your robot is by using old cables that are probably laying around the house of most people interested in building robots at … Read more
I planned to use tactile sensor on my arduino based robot. In the end I used IR sensors instead. anyway, there are applications where tactile sensor is the right … Read more
Remote control a set of servos attached to an Arduino board from Processing through the serial port
Using a
This is based on http://www.arduino.cc/playground/Learning/SingleServoExample but extended to multiple servos and with a matching Processing class. To try this … Read more
changes pins, very fast
I tested the difference in speed between the Arduino digitalWrite() function, and other methods of direct port manipulation. The results are surprising, check it … Read more
How to make PolyMorph screws
This Workshop shows how to fabricate screws using PolyMorph.(recommended supplier) Non stream link :- PolyMorph Workshop  4  - PolyMorph screws I needed to make … Read more