Let's Make Robots!

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With the help of ezekiel181, I have finished my new on-board chargers. I just have to say this is simply the best, most adaptable charger circuit I have ever … Read more
plays clean sweep a vex game
Using a
this is our front 2 vex geared motors(oposite)to list the arm     the game vex teams play this year is CLEAN SWEEP this is our claw 1 motor this can lift a 30 … Read more
Maps environment, Speaks, Learns, Shoots
Using a
Sorry about the lack of pictures. Here is another one of my long term work-on-it-somtimes robots. For this robot, I decided I didn't want to screw around with a … Read more
it is able to reverse,trim 4 of the 6 outputs Read more
Takes PWM signals then feeds to an H-Bridge
Okey Dokey,  What I Have here is a relatively simple way to control 2 low to mid current motors with no fancy integrated circuits. This is just a nothing special … Read more
Navigate around via ultrasound
Using a
My friend and I are working on a project for school. We have to build a chair that, with one push on the button, falls appart and then reconstructs itself. (See the … Read more
This is my maze solving robot. It uses a Arduino RBBB from wulfden.org. It has 2 30:1 micro gear motors.  The robot has 5 reflectance sensors for sensing the line. … Read more
Detect the positon where maximum light exists, follows the light
Using a
Sun_searcher is a type of robot arm. That carries 2 solar panels each of 6 V and 100 mA. There are two geared dc motors as the actuators. I've used two LDRs to … Read more
It's a line following robot that stops when there is an obstacle in the way and it can also keep track of time for each run. Currently I really want to include a … Read more
Add a cheap ADC converter to your next microcontroller project using a few basic parts.
Ever find yourself in need of some extra ADC capabilities? Maybe you have a micro with no ADC built in, maybe you've used up all your ADC pins already, or maybe the … Read more
The scooter bot has both tele operated and autonomous modes. It's fast; top speed around 12 MPH. Current autonomous mode is limited to navigating a space using front and rear IR sensors and wheel encoders.
Using a
This was a fun robot to build.  It's our 4th.  It's the most agile one we've built so far.  The 2 wheels mounted on the center access provides … Read more
Robotic Art Do It Yourself Open Source Project  The idea is to build a robot experimenting all possibilities of opensource frameworks and libraries with an … Read more
navigates using ultrasonic
Using a
This is the first proper robot built by us. its based on the 'my first robot' by fritsl, can you tell? it took a few hours to put together, then about double that … Read more
I stole/scavenge my son rc car attached the remote to the pc parallel port with a pnp transistor,I put an IP-CAM on it ,and controlled the all thing with a C# … Read more

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Recently collected

Builds a probabilistic occupancy map from sonar sensors
Hi everyone,  this is my first robot project not only on LMR but at all. In November I decided to build the apparently classic Dagu Rover 5 with the awesome … Read more
Stops shorting out! ( will explore, line follow, etc )
Using a
Based on a ZipZap micro R/C car with a custom PCB and Pic16F88, this "Big Guy" is the start of my new, microbot. I've wanted to build a small robot for some time. … Read more
Tutorial about how to teach your BoB Biped to walk
Introduction This tutorial show a way to teach your BoB to walk and turn in an interactive process.  For using the Poser software you will need a real BoB biped. … Read more
i made my own packbot, after some test & modify i'll write a tutorial for this robot :-D Read more
Hi dear LMR members!   Could your robot measure the distance like a Google automated car? Well, maybe you can do something similar now. Today we have the chance to … Read more

arduino bootloader

hi every one 

kinda noob to this programing and stuff :) 

i have a small problem maybe some one could help me. Ive just bought 2 Deek robot mini boards ardunio clones but i dont have anything else to upload sketches into the borad other than arduino uno so i found tutoriel on google how to set it up.

taking out the atmel chip on the uno board 

and connecting

tx to tx mini

rx to rx mini 

reset to dtr mini 

gnd to gnd mini 

5v to vcc mini 

hello  my project is small quadcopter using 8 small coreless motors  without ESC  motors … Read more