Keypad pin 3 to Arduino digital 2 //C1 Keypad pin 4 to Arduino digital 8 //R4 Keypad pin 5 to Arduino digital 4 //C3 Keypad pin 6 to Arduino digital 7 //R3 Keypad pin 7 to Arduino digital 6 //R2 Since ...

Tronixstuff has a borderline insane tutorial series going, and as of now, 27 chapters have been published. It's essentially the Arduino Bible, but the two most recent additions in particular have ...

For those starting out in Arduino, there are tons of resources to get better acquainted with the community and the types of projects you can tinker with.

As an Arduino, you’re guaranteed to find some use for it and the ease of manufacture and low parts count makes it the perfect subject for your hackerspace’s next tutorial series.