Let's Make Robots!

Tips & walkthroughs

visualizes uC data - if your robot is part puter - you can use Alerts to change behavior
  For the robot enthusiast nothing is more helpful than your trusty Oscope.  Equivlent to the a cowboy's trusty steed. Your faithful oscope will deliver you out … Read more
In this tutorial, I'll show you how to write data to an SD or SDHC card with the Propeller.  This builds on my other tutorials which you can find here. Read more
I read on the Arduino forum about using cheap Nokia data cables as a compatible "FTDI cable". I decided to have a look and started to shop around for a compatible … Read more
Communicates with your pc to control your robot
The wiimote is a really cool controller to use with your robots. It has many buttons, accelerometers and even a camera which tells the coordinates of the four … Read more
If your robot is inside another room, on the floor, has the board hidden within a tube, or you want wire contact while it's driving around on the floor..
Yes, I know that this is very, very basic, now that people here are making robots that flies into space, stereo vision, multi core and all.. But I just did this so … Read more
Converts analogs into digitals so you can read the outside world
  Many fast processors, mcus, mpus, etcetcetc fail in one very basic way ..... "NO ANALOG INPUT" (yes i am shouting at all manufactors that fail this basic … Read more
  This is a review of the Cyperbolic Reflector  Available at Gadget Gangster   For complete specifications and assembly process, download the PDF at the top … Read more
Plays wave files from a AVR based MCU with very little external hardware!
Using a
Last year I wanted to add sound to a bot so I wrote a program that plays wave files.  I later rewrote it so that it would be completely interrupt driven so that I … Read more
I have had this board in my hands for over a month and I have to say that this review may be a bit complicated. I feel that I not only need to review this board … Read more
  This is a review of the BahBots 1284p controller board designed by: Glen Aidukas and Eddy Wright glena Unboxing: Read more
Let's take a look at Text-to-Speech & show you an example of how objects can be used.  My other tutorials (including my written objects guide) are here. The … Read more
This is a small walkthrough with some tips on how to vacuum mould, in this example, a holder to a LiPo from a cell phone
Update; Version with motors here: http://letsmakerobots.com/node/23312 I would like to play around with old cell phone LiPo's. I figured it was a nice way to get … Read more
Provides instant life to a robot that you are building
Nick from Gadget Gangster is one guy in the suppliers business who has truly understood that if you support the community, the community supports your business. I … Read more
Provides encoder measurements to a geared motor
Recently I hacked some servos for fun. While I had the servos open and had removed all the electronics, it occurred to me that there was a lot of space in there … Read more
In this tutorial, I'll show you how to drive multiple servos at once with the Propeller. Along the way, I'll also introduce you to using objects.  My other … Read more
How to make hollow tubing ..... and Play a flute
How to make PolyMorph Extruded Tubes. Non-Stream (PolyMorph Workshop 6 :- PolyMorph Extrusion Techniques) Take a round piece of tubing (any size really, any … Read more
Doing 2 things at once is pretty easy!  This video tutorial goes over simultaneous multitasking on the Propeller.  My other tutorials (including my written … Read more
Uses an analog input pin to capture a digital signal from a 3V sensor for use with a 5V microprocessor
I recently purchased a Parallax PIR Motion Detector from Radio Shack. These devices are only about $10 US, and do a nice job of general motion detection when your … Read more
A video tutorial for your first Propeller program
Here's a video tutorial for the venerable 'Blinky Light' program with the Propeller.  I originially did a written guide to spin (here), this video is meant as … Read more