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I found this nifty resource which outlines how to change the splash screen on a full graphic LCD. He goes into pretty good detail about how to go about it but … Read more
Like an alpha version of Samantha from the movie "Her" who will obey your every command or just annoy you.
Well it has been quite a while since I've put something here mostly because of college stuff, so let me just get to it. The embedded video is me talking to my … Read more
LDO current regulator for power LED
Challenge You've got a power LED? Great! Build a flash light! Read more
Build real-world embedded solutions get and learn how to use a +40 I/O (16 PWM's) microcontroller board for $12, lab-based course.
Using a
Do you want to learn real robotics from inside? (Updated 2015-course)  UPDATE 22-Jan-2015: Course has just started! So today we started the new course 2015. We … Read more
Our honored LMR founder Frits has been contacted by marcmart.com an electronics distributor. They asked him about writing a review for a Makeblock product. So Frits … Read more
I found this amazing tutorial that breaks down Path Planning so even *I* can understand it. I thought many of you might appreociate it and the other links I have … Read more
Provides Guidance in Planning Robot motion
My friend Jon Hylands had asked a simple question the other day as to whether I used Finite State Machines in my code.     I quipped back "Of course! Is there … Read more
Alternative way to get diagnostic data while minimizing timing impact generated by the Serial.print function.
While developing routines for my rover, especially diagnostic routines to identify sensor errors or conflicts, I have been using the Serial.print() function.   … Read more
Information on the Picaxe 28 project board
I was working on my LMR robot and I made this Picaxe 28 information picture for my upcoming robot article. I modified this picture to show the ports and mine has my … Read more
Teaches the basics of PID-based line following, wins you a couple of line following competitions!
UPDATE : (07/10/2014) Added a PDF version of this tutorial and a sample video of a PID based Line Follower. UPDATE : ( 01/16/2014 ) A few updates on making things … Read more
For object avoidance, the ultrasonic or the ir range finders do not always see and object and i often notice my robot running into things and getting stuck. I … Read more
Sometimes the pins you want to use on a microcontroller are this type.
An open collector or open drain are output pins that are made of a transistor with no connection on top. Without external circuitry they can't really be used. What … Read more
First off I have found no way to get gEDA and PCB to work properly in Windows. RobotGrrl used/uses it on her Apple machine. Read more
Gives all directions for two motors
I designed this circuit for those interested in controlling motors that require a lot of Amperage, but have gotten frustrated over trying to create a MOSFET … Read more
Controls two bi-directional low power DC motors
Hello LMRians, Ever tried using the pololu tb6612fng dual motor driver? Quite handy if you are thinking of controlling two low powered DC motors. It can handle a … Read more
Robust superstructure which can be relocated to other vehicles
I have written this to assist any other builders out there who have been thinking of using Maker Beam. I decided that I wanted to build a more rugged … Read more
Determine the distance to a detected object with a single camera and no other sensors
If you have OpenCV code that draws a rectangle around a detected object but want the code to know the distance to the object, no need to add another camera or any … Read more
Possibly helps to detect objects, walls and holes.
 Some fancy nice ultrasonic sensors can read multiple echoes of sent ultrasonic wave. Cheap senosrs register the first echo that arrived back. If we could listen … Read more
Allows you to use USBasp on windows 8
Are you having problems installing usbasp drivers on windows 8 ? This walkthrough will guide you to installing those drivers :) Actually the main problem is that … Read more