Let's Make Robots!

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Strolls around, moves its head back and forth and makes Star Wars sounds...
Using a
This is my version of the famous R2D2. It strolls around, moves its head back and forth and makes Star Wars sounds... Apart from the motors and microcontroller, … Read more
Walks around, wirelessly controlled, and shoots at things. Won Mechwars 2009
Using a
Thought I would post about my latest robot: Issy (short for IssyDunnYet). I started actually making this robot run around about 3 weeks ago, and amazingly, it's … Read more
Update 12-08-09 Hi Guys, More new video...this is Herbert's first attempt at collision avoidance.  Well, it wasn't very successful, lol!  I'm going to spend the … Read more
Like most people I saw a link to the start here robot and was instantly intrerested.  It seemed to marry my interest in techy stuff and my programming … Read more
Drives over most stuff, occasionally flips over.
Using a
Mr Mountain Monster (MMM) was originally named Mr Suspense because his main modification to the Mr Basic kit from DAGU is the suspension and flexible drive system. … Read more
Navigates using ultrasound, flashes led lights
Using a
I had a great deal of questions before diving into this project. We all have our little preferences in how things should be. I first focused on choosing the right … 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
Well this is my first robot nothing to do about it. It’s only some gears a strong motor and 2 dry cells (one battery) in a battery holder, 2 tyres and a switch … Read more
HCR-Home care robot is an open source robot project.   It aims to develop an affordable domestic mobile robot platform which can validate various robotics … Read more
Avoids obstacle follows line and detects traffic lights
Using a
The features of this robot are obstacle avoidance line following and detection of the traffic lights.It follows the white path on a black surface and detect the … Read more
French version of the "start here" robot
This article is only a translation on fritsl's excellent tutorial, all credits goes to him. Read more
How to find documentation for your Picaxe products.
I think Picaxe is a great product. But somebody should kick their web department. Sometimes people buy a Picaxe product in another shop, and do not get the manual … Read more
Hello everybody! i'm new here and i would like to share this project of mine. It's a Minisumo-BEAM STYLE. I've always wanted a minisumo and when a … Read more
Main character in my GBxxLMR "universe"
Using a
Update: Same video, but now also streaming from a different provider, as some complained that they could not see the first one. I had 2 weekends to complete … Read more

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I thought it was time to tell a little about the application I'm working on these days. Though very far from finished, it's starting to look like something bit by … Read more
Navigate around using Object detection and Distance Detection
Meet Sparky (Assistive Companion) currently sparky has the ability to find his way around objects and navigate through rooms. Every move that sparky makes is saved … Read more
  i did not want to use the normal methods of a balcing robot.... so i just but a big hunk a metal under the axle. bot demensions 43x43x82 brain: … Read more
just another light seeking robot  41mm wheel base  iphone for size comparison 14cm x 8cm x 7cm   parts list Read more

quad encoder read speed

This is as much a programming problem as it is a mechanical issue I guess.
A few of us are working with quad encoders at the moment and I'm just wondering about ideas how to overcome a problem I've encountered using some.
I'm using interrupt on change to count encoder ticks and also reading a 16 bit timer for the interval between ticks on each motor.

Hello, my first post and first attempt at a robot. I visited the Manchester (UK) Mini Maker Faire recently and saw some biped robots and I decided that I just had … Read more