This stemmed from a review of a friend’s circuit design that used the UART in the ... for those rolling their own boards out of an Arduino-based prototype, but it will work in any situation ...

So you finally decided to hop on the Arduino bandwagon and start making electronic projects as a fun hobby. As a beginner ...

We could see this coming in handy for prototyping where you don’t want to add a header to your final design ... That one is a full Arduino, but the circuit board has no substrate.