by Alessandro Matera | Jan 1, 2021 | KeyChainino, Software
Today I want to talk about a particular dog. Not a normal dog, but a special one who don’t need a leash. This dog watch you… and is called the watchdog 😀 The watchdog – according to wikipedia – is an electronic timer that is used to detect and... 
by Alessandro Matera | Jan 3, 2020 | Hardware, KeyChainino, Software
The KeyChainino arkanoid-like game is based on a ball that bouncing on the “screen” (matrix LEDs) and a paddle used to avoid the falls of the ball in the bottom part of the screen. The heart of the sketch is the function enabled by the overflow of the... by Alessandro Matera | Dec 8, 2019 | Uncategorised
Follows these steps to program KeyChainino V3 and V144 with Arduino or an ISP Programmer: STEP 1: Download and install Arduino MiniCore core library: If you haven’t already, download the Arduino software, Install the Arduino software, following the instructions for... by Alessandro Matera | Apr 29, 2017 | Uncategorised
Follows these steps to program KeyChainino with Arduino or an ISP Programmer: For the ITALIAN version go here. 1) Download and install Arduino-tiny core library: If you haven’t already, download the Arduino software, Install the Arduino software, following the... by Alessandro Matera | Apr 16, 2016 | Uncategorised
Segui questi passi per programmare KeyChainino con Arduino come programmatore ISP: 1) Scarica e installa la libreria Arduino-tiny core: Se non lo hai ancora fatto, scarica il software di Arduino (Arduino IDE) e segui le istruzioni per Windows, Mac OS X o Linux. Segui... by Alessandro Matera | Mar 3, 2016 | Uncategorised
Since electronics became accessible to everyone, magazines start delivery enormous quantity of DIY KIT of many different types of electronics board. There was micro-spies made with a carbon microphone that send the audio through the AM or FM radio frequency, there... 
by Alessandro Matera | Mar 3, 2016 | DIY, KeyChainino, THT
This is the tutorial dedicated to THT, the through-hole KIT KeyChainino’s version. In this page you learn, step-by-step, how to mount and solder all the components on the PCB to make your THT. Download the schematics and the eagle file here:... 
by Alessandro Matera | Feb 14, 2016 | Sketch
Today is that Day where everybody exchange their love by making a gift to the loved one! In this way I make a new sketch for KeyChainino in order to create a particular gift that you can give to your lover. The sketch is really simple. It shows the phrase:... by Alessandro Matera | Jan 24, 2016 | DIY, KeyChainino
Many people, inspired by KeyChainino’s Charlieplexing, have developed their own device using KeyChainino’s sketch from my github. Someone has designed it’s own matrix schematic, someone else asked to me for the KeyChainino’s schematic to help... by Alessandro Matera | Jan 17, 2016 | game, KeyChainino, Tutorial
In the previous tutorial, we learned how to make collision between the “man” and the “wall” in the WALLED game. Today we make a function that increases the walls speed after a number of walls spawned. And we create some aesthetical to insert at...
KeyChainino 144 29,00€
KeyChainino V3 (discontinued) 29,00€
CR-2032 Battery 2,00€
THT 27,00€
KeyChainino (discontinued) 23,00€