Let's Make Robots!
Offline storage for project files
Hopefully my boss won’t see this, but from time to time I get some ideas when at work or I need to check something out in my current robot project. So I keep all … Read more
We have many visitors from china that have problems watching some of our stuff
If you are in China, you probably are aware that A) There are restrictions to your Internet B) There are ways to bypass these restrictions Now, I am not at all an … Read more
Hi LMR...          I think that you often run into the problem with MCU that when you press a button it read it not only one time but often even 50 times or … Read more
perfect for putting components like CNY70 in place
Good tip on how to place sensors on your robot is by using old cables that are probably laying around the house of most people interested in building robots at … Read more
I planned to use tactile sensor on my arduino based robot. In the end I used IR sensors instead. anyway, there are applications where tactile sensor is the right … Read more
Remote control a set of servos attached to an Arduino board from Processing through the serial port
Using a
This is based on http://www.arduino.cc/playground/Learning/SingleServoExample but extended to multiple servos and with a matching Processing class. To try this … Read more
changes pins, very fast
I tested the difference in speed between the Arduino digitalWrite() function, and other methods of direct port manipulation. The results are surprising, check it … Read more
How to make PolyMorph screws
This Workshop shows how to fabricate screws using PolyMorph.(recommended supplier) Non stream link :- PolyMorph Workshop  4  - PolyMorph screws I needed to make … Read more
Gives your medium to large sized robot very good traction.
Hi, after seeing PROTOS III here on lmr I wanted a robot with big tank tracks even more than I already did, so I made some tank tracks, with slight modifications … Read more
Analog in = digital in and out
This is just a quick arduino tip. Even though there are only 14 digital i/o pins, the arduino has more. Analog pins can also be used as digital. Analog pins 0-5 are … Read more
Where to solder a 9v battery snap to an arduino and add a diode.
Intro: I always used to connect my arduino to my macbook for power. However, I needed to disconnect it from the computer for use on a robot I'm working on. Because … Read more
send values from processing to arduino
It has been a long time since I wanted to control the arduino with processing and I tried a lot of libraries, and a lot of processes and I always felt that any of … Read more
The Maxim7219 (datasheet) is a handy LED driver.  each chip can drive 64 LED's and several can be daisy chained for large displays, it's also used in the Blue … Read more
Make your code posts 10X more readable! :D
Hi, LMR! What do you think is more readable and takes less time to understand, this: Read more
Allows you to control your robot by tilting your RC transmitter
So here is a nice way to control your next robot by simply tilting your transmitter, that's right no more wiggling the sticks ! Who's idea was to make the sticks so … Read more
I am going to tell you how to use the same cable you use to program your Arduino with to program a Picaxe. I am sure this could also be used the other way around … Read more
Make servo/whatever controller out of Picaxe 28x1 and control it from Arduino over I2C
While working on my first Arduino project I found out that servo library is not compatible with software serial library which is very bad for my project. So, I … Read more
RTTTL, Arduino, Sound, Sounds, Music, Seeeduino
I was wondering why, despite the notice on the front page,  there weren't very many robots with sound. Then it hit me: people don't know how to make sounds with … Read more
makes your messy wires more appealing to the eye.
Hi, if you build robot, you most likely have a loads of messy wires going everywhere, well, so do I. So as a result of me being bored, i decided to start putting a … Read more
Here's the third Diptrace tutorial, this time I go through exporting files and ordering. video More Resources: DiptraceMy Diptrace component libraryPrevious … Read more