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 11, 2015 | KeyChainino, Software
Hi Guys, Today I want to show you how timer overflow interrupt works. All the timers in Arduino microcontroller – and in every microcontrollers – are a simple counters. These counters are increased – usually – by the main clock of the... 
by Alessandro Matera | Dec 4, 2015 | Software
If you want to program KeyChainino V3 (64 LEDs) and V144 (144 LEDs), follow this guide: ==> How to program KeyChainino V3 and V144 via ISP If you want to program KeyChainino V1 or KeyChainino THT (V1 or V2), follows these steps to program them with...
KeyChainino 144 29,00€
KeyChainino V3 (discontinued) 29,00€
CR-2032 Battery 2,00€
THT 27,00€
KeyChainino (discontinued) 23,00€