Let's Make Robots!

Log in to get help, show off, share and inspire:

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
 Here you can find Version 2.0: http://letsmakerobots.com/node/19239         Read more
We all know that a robot is supposed to move. Without movement, a robot is just dull. The same goes for pictures of robots. We wanna see them move! Here are a few … Read more
Schmartboard EZ review and tips on using it
I picked up the SchmartBoard EZ while working on a USB-Serial circuit using FTDI's FT232R. It's an SSOP package with 28 pins, so I ran over to Fry's to pick up … Read more
Hi guys, this is my next small project. This is a snail, a robot with three servos. He is bulit almost from polymorph. Read more
Rotary Encoder - For positional feedback of a Geared Motor
 My Latest Project "Swiss Milka Cow" needs some Positional feedback on 3 of its motors. What follows is my Solution using a Standard Geared Motor and a QRD1114 … Read more
Geir's RGB night light was such an inspiration I just had to make my own.  Instead of Picaxes I decided to use ATTiny 2313. At first I tried to program it with C … Read more
Test bed for a 6 legged, 3 servo walker.
Using a
I was so impressed by the video of the Pololu hexapod walker I thought I'd have a go at one of my own.  This is a rebuild of my initial attempt using a PicAxe … Read more
Navigates by sonar and carries a multimeter around
Using a
This little guy exists as a courtesy. He makes his binary way to the nooks and crannies of the house in case someone there might need to measure a resistor or … Read more
Walking, Balancing, Competing in Mech Warfare
Using a
First post here but figured I would share my most recent work; an EX-106+ servo based custom humanoid robot named Giger. This bot was designed in Autodesk Inventor, … Read more
follows a black line on a white surface
Using a
Hi guys....     Finally today arrived the last order for this robot... the wheels and the caster....   I took me 2 night of CAD-ing...   Read more
Howto interface QRD1114 line sensor
Hi, everyone! Few days ago one of our new members asked for help with QRD1114. I decided to answer in form of walkthrough, so others can benefit from it as … Read more
Play Fetch, Firefighting, navigate by map using different sensors for localisation.
Using a
This is my latest robot, still work in progress. It will take a while until it gets finished, as I want to make it more and more complex. I intend to add every … Read more
Grabbing objects, swinging them around
Using a
This is a delta parallel robot - aimed to be the smallest in the world. I aimed at a height of about 1cm, but during building I found that, with my … Read more

Note: You can follow some projects some of the time, but you cannot follow all the projects all the time.




Recently collected


Servo problems!

I'm having a lot of problems with the servos I'm using to build a quadruped robot. I should start by mentioning that I bought the servos from Dagu like 4 years ago, BUT most of them had never even been unpacked until recently.

The problems are the following:

This tutorial is still under contruction so please check weekly for updates. I have taken it out of "Draft Mode" because it has a lot of useful information for … Read more
Ok, so I have wanted to build a robot for a while, but school prevented me from starting anything.  At the beginning of this summer I bought a Raspberry Pi to just … Read more

Flash Memory of Arduino Uno

 

Sketch uses 13,308 bytes (41%) of program storage space. Maximum is 32,256 bytes.

Global variables use 2,082 bytes (101%) of dynamic memory, leaving -34 bytes for local variables. Maximum is 2,048 bytes.

processing.app.debug.RunnerException: Not enough memory; see http://www.arduino.cc/en/Guide/Troubleshooting#size for tips on reducing your footprint.

Inspired by RodriBot, by Luismi, I decided to make my own biped. I used the four servos that didn't fry in Kubik (the ones I had there before replacing with bigger … Read more

Looking for a custom built inspection robot

Hello to all the community,

I'm looking for a micro TIR (tactical inspection robot) either tracked or wheeled but tall about 1,7 cm , wifi controlled by pc or android tablet and with cctv camera.

Spinning line follower or maze solver
I've now attached a 3D model in Sketchup. Scamper started as an experimental omni wheel platform. The challenge with omni or mecanum wheels is that you need precise … Read more
Roams, seeks/avoids light, line following, hokey pokey, acts silly
Using a
Lil·li·pu·tian Read more