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“It measures solar radiation and visualizes the corresponding value on the integrated display of a miniaturized Arduino, in order to tell us when to expose ourselves to the sun… Summer is just around the corner and whether you choose the …
Content for KeyChainino
KeyChainino is a programmable electronic keychain with Arduino, where anyone can create their own game-and not only pastime. It consists of a 6x5 matrix in SMD LEDs and two buttons, all controlled from the small ATTINY84A, an Atmel 8-bit microcontroller in SMD. Programming is done via the ICSP connector, while the power is supplied by a CR2032 battery