While searching for new products on AliExpress, I came across the SayoDevice OSU O3C, which looks very similar to other macro ...

A hackerspace is a place that generally needs to be accessed by a wide group of people, often at weird and unusual hours.

A lot of making goes on in this community these days, but sometimes you’ve just gotta do some old fashioned hacking. You might have grabbed an old Speak and Spell that you want to repurpose ...

once every half second, and then it should blink 5 more times, once every two seconds. The LED should continue to blink in this alternating fashion for as long as the Arduino receives power.