Webcam Servo Sweep (v1)
A few weeks ago, while working on another project, someone asked me to build a simple sweeping system for a tiny webcam. I set it aside for the next day and built a webcam servo […]
TFT Display & Arduino – A Quick Primer
This post shows how to get started with a quite popular and comparatively cheap color TFT display module with an Arduino Uno. To start this experiment, you need the following key components. Arduino Uno R3 […]
Arduino Analog & PWM – Little Secrets!
As Maya Angelo, an American civil rights activist and poet, once said, Do the best you can until you know better. Then when you know better, do better! So, here’s a review post to keep you […]
RGB LED Color Mixing & Crossfades – A Quick Primer
When you want beautifully smoother color transitions, a better way to do it is to try HSL or HSV rather than just driving LEDs via RGB colors. So, this little post is about controlling RGB […]
Automatic Shutdown Circuit for Arduino (v1)
Some time ago I had posted a couple of Arduino projects that work in conjunction with external power supply circuits. If you have not already got those ideas yet, you may simply go through the […]
Crazy Bomb Timer
In this post, you will find the construction details of a crazy bomb timer that can be built with the help of a handful of common electronics components available everywhere. Well, get ready to entertain […]
LED Tap Light/Stick Touch Lamp Mod
This little post is about modifying a standard LED Tap Light/Stick Touch Light to run on the Arduino platform with additional features. Okay, let’s get started! Tap Light? So, what’s a Tap Light? Simply, the […]
Arduino NeoPixel LED Light Bar
As an active electronics hobbyists, I get to see a lot of applications for NeoPixel LEDs. In fact, this new breed of smart LEDs is great for a large number of fabulous hobby projects that […]
Arduino Digital Start/Stop Power Switch Box
Lately, I started thinking about a digital start/stop power switch box. Sure, I could buy one easily but where is the fun in that? In this post, you will find an outline of that small […]
Pro Mini Pull-Pin Alarm
Here you can find the project details of a simple and low-cost pull-pin security alarm. While travelling, rig the alarm unit to your luggage using the alarm security cable. If so, when somebody tries remove […]