The PCB in question has two shift registers, eight LEDs, eight buttons, and fits onto an Arduino; it’s just ... real value in using Fritzing for his project from beginning to end; he documented ...

[ELECTRONOOBS] thinks so. This 41-button Arduino keyboard PCB is a stepping stone to his next project, a pair of two-way texting machines. (Which is nice, because we were totally going to suggest ...

Apart from understanding the Arduino's code language, one of the most confusing parts about the platform — especially for beginners — is picking the right board to use in a project.