Let's Make Robots!

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wrench_orange.png Your work in progress or a finished robot: Robot project
script_edit.png Write in your own blog: Blog entry
comments.png Discussions and questions: Forum topic
brick.png Show what you are making robots of: Component
lightbulb.png Help others with what you have learned: Tip or walk through
link.png Add a good web shop, a guide or a cool link: Web link
Hi this has been stored on my parents rooftop for 7 years and they wanted all my things gone now so thought I would take some pics of it and share, I might make it … Read more
7/12/14 Update: New video showing his head and remotely controlling via USB Serial (will be updated to run off the phone eventually) Read more
Navigates around, detects lights, Bluetooth control, Winddows Phone 8 App
Hi, After a while, I am glad to share a new robot with LMR community. This little one offers 2 modes : Autonomous : it moves around the place, avoid obstacles, … Read more
Arduino uno Bluetooth Controlling, Android app
Hello everyone i want to introduce my new project. its my second robot with arduino + bluetooth. This robot can be controlled by Pc, tablets, smart phones. Its … Read more
Teaches the basics of PID-based line following, wins you a couple of line following competitions!
UPDATE : (07/10/2014) Added a PDF version of this tutorial and a sample video of a PID based Line Follower. UPDATE : ( 01/16/2014 ) A few updates on making things … Read more
Navigation, fetch objects, recognise people
Using a
This is Robbie the Robot The project is a couple of years in the making he is a 2 wheel differential drive robot with a Inmoov upper body the servos in the arm … Read more
walking straight forward, turn left & right, backwards. Avoiding obstacles with the Sharp IR sensor, beconing, laying down, getting up, glowing blue
Using a
It's been to long that I submitted something here. Now I got my new workplace in our new home...nothing fancy but mine ;-) There is still a lot of things to improve … Read more
  this robot is a update of franco, my last robot...(SEE URL) COMPONENT;    AXE023 with Picaxe 08m2(08m2 is more powerful of 08) SHARP GP2D15 (ir sensor analog … Read more
As some of you know, my work is more and more related to SMD design. I just love how compact and robust these designs can be. I have no problems soldering the … Read more
Interfaces Arduino and Bluetooth 4.0 Module
UPDATE: 7/6/14 -- Silkscreen corrections.UPDATE: 6/1/14 BOM CorrectionsUPDATE: 4/2/14 -- Corrected information and linked the new breakout board, v.9.9   Read more
Serves chilled wine among other things
Using a
  *New Update* If you are interested in my other robots/projects please visit my personal webpage at www.secondrobotics.com   *Older Update* Read more
After making a wired RC car i thought of making a wireless RC car and made this RC car using NRF24L01 modules.After seeing Bajdi work on this modules i tried to … Read more
Autonimous surveillance of my backyard, eventually.
Harvey is a Wild Thumper based surveillance robot intended to operate outside. Future plans are to be able to patrol my backyard with wireless video transmitted … Read more
Changes resistance when compressed
You may remember an article I wrote with regards to this Conductive Ink Indigogo campaign It has arrived and I am well pleased with the quality and uses it can be … 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