Let's Make Robots!

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Prowlerbot is designed around a BeagleBone Black as the primary behavior control system and several sub controllers to handle hard real-time work. The Beagle's … 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
Hi LMR, This is mi first Robot. I was inspired by k.biagini's bob. I don't have a 3D printer because i have 15 years and i live in Serbia. Read more
Makes a loud, piercing noise!
If anyone would like a look, I've posted a 3D printed loud noisemaker on Instructables and Thingiverse -  The Orange Screamer -  which is proving to be rather … Read more
Keeps all the parts together.
Any robot will need some sort of chassis or at least a frame to keep all the parts together. You may get away with just gluing everything together with hot glue in … Read more
It's a OVI arm with a old broken toy attached (a MOBAT battle tank, still on sale today). Everything is controlled by a Raspberry Pi with a wireless dongle and the … Read more
This is my one motor walker robot. I thought I should make a water boat. But since the challenge already has such an entry ,I decided to build something new. And … Read more
Raspberry Pi B+ SRF05 Servo Tower Pro 9G Module L298 UBEC use in helicopter Battery Pulse 3S 2250 mAh Read more
ENG This is my first robot. I am completing the College of Information Systems and my TCC will be one based on the Open Source Arduino robot technology, but even … Read more
We are listed in the program but i don't remember any discussion on the subject.  Is there a LMR table to look for? Read more
  Starting a new robot with a quadratic baseshape.This is my second robot concept and I plan to use ArduinoMega + Raspberry Pi combination for this project. The … Read more
Hey guys, I have finally gathered up enough salvage parts and such to finally make a half way decent robot. This is the first custom robot, meaning that all the … Read more
Look maaa', no tools! :D Well, that's not entirely true, but it isn't far off. I have constructed this robot with a minimum of tools (and materials) , for the … Read more

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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