Welcome to patrickcambria.com


I just started playing with HC-05 Bluetooth modules and below are some short videos of projects I built. The first video is a direct copy of a tutorial by Dejan Nedelkovski which using a single potentiometer to control a servo. The second video I modify the project to use 3 potentiometers to control an RGB LED. The 3rd video I use a smartphone to control the RGB LED.

Continue reading


I wanted to purchase something from lowes.com but all the promo codes I was able to find online were coming up as previously used. When I started to analyze the codes that I found online, I could clearly see that there were patterns and just a few of the numbers are different in each class of codes. If you try to change any of the different numbers you will quickly find that you most likely generated an invalid code. This is because

Continue reading

  • 1
  • 2

Stay informed

Connect with me on LinkedIn, Google+, Twitter, and Facebook

Follow me

  • This email address is being protected from spambots. You need JavaScript enabled to view it.
Made with love by Joline. All rights Reserved.