Let's Make Robots!
Updated with Bonus tip! You can "easily" hook up some cheap UHF / FM whatever units to make 2 MCU's talk wireless by serial. But you need to learn some stuff, this is what I learned :)
Since I discovered this: http://letsmakerobots.com/node/5916  all has changed! I was blind, but now I can see. And I can program! On Picaxe, in order to send … Read more
I read on the Arduino forum about using cheap Nokia data cables as a compatible "FTDI cable". I decided to have a look and started to shop around for a compatible … Read more
This guy is curious and will explore its surroundings. Equipped with GPS, compass, cameras, ultrasonic sensors, infrared distance sensors, sound, light, pressure, temperature, humidity.... it wants to explore.
This is my robot "Earth Explorer One". My inspiration are the Mars explorer robots and after many years of wanting to build one, I've finally started. Now I would … Read more
some formulas to help in the motor choice
  One of the problem building a robot is the choice of motors. I'm speaking about a mobile robot with wheel. So, I'm not speaking about legs or others geometries. Read more
Since October 2007 I developed new object recognition algorithm "Associative Video Memory" (AVM). Algorithm AVM uses a principle of multilevel decomposition of … Read more
     For a long time I wanted to build a quadruped robot. And... you guys may have seen in some of my videos that I have many dogs at my home (precisely … Read more
Opensource platform for making creative robot
Using a
Nice to meet you. I'm a hobbyist from Japan. At first, I feel LMR is an awesome community ! There are a lot of unique and creative robots. All of your works are … Read more
UPDATE: I decided to remove the H-Bridge part, now the motors are directly connected to the AA batteries, and the Arduino is connected to the 9V battery. This … Read more
***As demanded I added a code example of his code. It is really messy and has comments in swedish, finnish and english. As my laptop broke down on me, this is a … Read more
  I give you the Nano Sumo bot, a collaborative project between myself and Gary. View Gary's post on Mechanics here I think this bot "is" many things. Smallest … Read more
Rotates a head along a mathematical function
Did you ever tried to rotate the robot head and found the movement nervous?    This tip can help to smooth movements out.  Did you ever looked at a robot and … Read more

Max713 NiCad/NiMH smart charger.

I made a battery charger with some free samples of the maxim max713 chip.

Maxim home page.

Chip details.


Search for samples.

Based on Raspberry Pi Model A+, moving autonomously, obstacle avoiding, line following, maze solving, Braitenberg vehicle
PiBot-A at Raspi Jam »Pi and More«EN: PiBot-A will be present at German Raspberry Jam Pi and More on June 20 in Trier. DE: Ich werde PiBot-A auf der Pi and More … Read more
Walks forward and backward, turns in place, avoids obstacles.
Using a
This is a simple three-servo hexapod robot using the Pololu Micro Maestro as a controller.  The Micro Maestro allows allows me to sequence gaits and integrate … Read more