Content for Project

Portable Soldering Iron V3

“Finally, the board works perfect. So I could make a 3D design for the case and this is a final product that could end up on Kickstarter. It is a very cheap project, around 15$ for all the parts . On …

Project: Home Energy Saver

“Hannah Robinson, Rachel Wier, Kaila Cleary The use of an Arduino board and Matlab proved to be a simple and effective method to help homeowners optimize their energy usage. The simplicity and versatility of the Arduino board is surprising. There …

PUZZLE - Arduino Logic Game

“Hello. I would like to tell you about the history of creating a simple puzzle game “Puzzle” using Arduino UNO and TFT-Shield. To create the game I needed the following components: Arduino UNOPower Adapter (AC-DC) 6-12V for Arduino …

Repurpose Optical Drive With RPi

“This project came about after my beloved laptop’s optical drive started to misbehave. The CD tray would repeatedly pop out whenever I gave my laptop a push or moved it about in any way. My diagnosis of the problem …

RPM Meter With STM32

“Although it is somewhat of a nuisance to buy (because it is not available in many internet stores), I find it necessary to discuss STM32 L432KC. This chip deserves special affection, as it is ULTRA LOW POWER. However, for those …

Shift Registers: How Do They Work?

“Recently, I was going through the pile of old projects which I had made when I had just got into electronics. I found a 24 x 6 LED matrix which was my first ‘complete’ project. A lot of messy wiring …

Solar Powered ATtiny85

“The ATtiny85 is a tiny microcontroller (like the Arduino). This project is designed to provide continuous power to the circuit using a solar panel. A basic solar charging circuit uses a diode to basically “force” the electricity from the solar …

Super Gamepad Zero: RetroPie in an Original Super Nintendo controller

“Who needs a Raspberry Pi case when your controller can be this case? In this followup to my original NES Gamepad Zero guide, I’ll be installing a Raspberry Pi Zero into a Super Nintendo controller in order to add …

Super Low Cost Source

“Did you realize that its possible to make your own source and actually spend a third of the amount you would need to buy a ready-made one? This source is with an output of four current and voltage regulators, two …

The Incredible ESP32 Wrover From Espressif

“Today, I’m going to introduce you to the ESP32 Wrover Kit, which is model that is different than the ESP32 I usually use (the Wroom). Wrover is a development board that has many features and is quite peripheral. I …