Let's Make Robots!
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