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Tips & walkthroughs


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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
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
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
reads gcode from the serial line, moves stepper motors
I've been playing with the Adafruit Motor Shield v2 for some upcoming projects. I wrote a simple Gcode interpreter. With this you can write commands on the serial … 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
Read RFID tags from the Parallax RFID reader on the Raspi
How to connect the Parallax RFID Serial Reader to the Raspberry Pi safely. Using a Logic Level Converter from SparkFun to step down the 5V serial from the reader … Read more
Breadboard Propeller and programming with Linux and PropGCC
Using a
Writing program in C with propgcc on Ubuntu Linux so you can compile and load the Parallax Propeller with Linux and C rather than Windoze and Spin. The video is … 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
This tutorial shows you How to get the RSSI of an Xbee using Arduino!
It took so much time to get this working. But know everything works fine. Using RSSI you can make many funny projects, like object detection and so on. Check out … 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
A brilliant free robot control software that lets you assemble services to add functionality.
Hey all! I'm so excited by my first experiences with MRL ( http://myrobotlab.org/ ) that I thought I might post a video that I just made. I am currently finishing … Read more
Controls servos by Angle Accurately
I have always seen things differently with my electronics and programming background. Servo Math came from me seeing servos as having three parts. The angles … Read more
Helps those who don't have access to a solder or doesn't have the correct jumper wire
Any people out there who don't have an access to a solder or don't know how to use one, doesn't have the correct jumper wire, etc., consider this cheap (actually … Read more
Vacuum pen for SMD soldering
As I’m into SMD soldering for the moment I wanted a vacuum pickup tool. So the first thing I tried out was a manual pickup tool for eBay like this one That … Read more
Expands PWM outputs for servo control
     Those who intend to build a more complex project (in this case I mean with more DOFs, like a hexapod, biped humanoid and others) may find dificulties if … Read more
Make a dumb terminal out of an old 16117A 1x16 LCD
Making a Dumb Terminal out of an old DMC 16117A 1x16 LCD display. First thing to do is to get a Serial Interface for the display. I am using a SparkFun.com SerLCD … Read more
Performs speech recognition and control a few LEDs. It can be used to speech control anything.
  In this project I connect my Arduino Board to a WiFly module (https://www.sparkfun.com/products/10822) from Roving Networks and stream audio to the PC, so that … Read more