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
This is my first working robot as I have had a few other attempts but had problems with the arduino's motor shield (I kinda overheated a few components to the … Read more
Draws giant circles in the snow
After looking through some of the robots on this site, seeing the videos of Trata, and then looking out of my office window to see the dwindling remains of 4' of … Read more
Insert decimal numbers, dash, and star, to any of your projects
Hi, got this keypad from my local sparkfun distribuitor, but wasn't sure how to wire it up, the pins aren't in order, like on most other tutorials/examples, so … Read more
Wavecrafter chirps and beeps at you to let you know about things and stuff.
So, a little while back I made a posting about adding a low-cost ADC module to micros for various reasons. At the same time as I was testing this concept out, I … Read more
pull things with intelligent traction control
Using a
What will it do? - Try to pull a heavy object for a given time or distance - RC with driving aid (Hybrid) Read more
Simulates firefly synchronization
First off all, apologies for the lack of video. Read more
I had some RGB LEDs lying around and decided to make a night light for my kids. Read more
For now : go straight and go left for a while, its eyes are missing !
Using a
Hi everybody Read more
If you are running out of input/output pins of your Picaxe here's something that might help you: Picaxe's configurable input/output pins can be used in three … Read more
optimsing the 08 by sheer brute force
Using a
Update - took a few photos to magically transform this blog from a mere "schematic" to a fully fledged, utterly incomplete "robot".  Like a few others here, I'm … Read more
There are three commands in Picaxe Basic that you can use for making sounds/music on the Picaxe. I posted my code as a file attachment, and there are some examples … Read more
Generating video to display basic text and information
I thought I'd show how video is generated with the Propeller as an example of multi-tasking and because video is cool.  Read more
This i a robot i am working on as a part of a school project. this is the first functioning prototype, it is made useing laser cut 3mm acrylic sheet in an assembly … Read more
Hello All,  This is my first, hopefully of many, robots I am posting at this site.  I am part of the University of Saskatchwan IEEE Robotics club and have been … Read more
nothing yet
Using a
So, I am copying Frits!'s little robot. http://letsmakerobots.com/node/87 I am using two smaller bumper switches, and no back switch. Although the robot is not … Read more

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Recently collected


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
This is a little board I made in anticipation of Mr. Bdk6's toolchain for the LPC1114. BdkdevThis toolchain is amazing.  Really, if you are wanting to break away … Read more