A full featured mp3 Demoboard
Let’s test out the capabilities of the DFR0299 audio player module, an ideal choice for Arduino but also for many…
A FPGA controlled RGB LED MATRIX for Incredible Effects – the Software
A dot matrix RGB LED graphic panel, managed by an FPGA-based controller board presented in a previous post that may…
A FPGA controlled RGB LED MATRIX for Incredible Effects – the Hardware
A dot matrix RGB LED graphic panel, managed by a FPGA-based controller board that may be separately used as a…
Using a Telegram Bot and a Demo Board to experiment with home automation
Let’s discover the potential of the instant messaging app, Telegram, by creating a remote control, based on a smartphone and…
An Open Source Filament Extruder for 3D Printer
Create filaments for FDM printing of your choice, by yourself, thanks to this self buildable machine that gives new life…
An Open Source 4W Guitar Amplifier
Amazing board with volume and tone controls and a distortion fuzz integrated with activated/deactivated on demand; complete with a speaker…
An open source Rain Sensor and controller
Designed to be coupled to an irrigation controller, a weather station or motorized curtains and rolling shutters, it shuts down…
An OTP (One Time Password) Lock
Let’s create an electrically controlled lock that is opened by means of an always different code that is generated by…
Print with Chocolate in two colours with 3Drag Choco Big Dual Extruder
Let’s create a new evolution for our 3Drag printer, with a dual extruder for the printing of chocolate items of…
A Christmas Star with Neopixel LEDs
A tech Christmas decoration, created by means of Neopixel LEDs and controlled via an Arduino Micro board, that takes up…