After this tedious step, he designed a PCB that hosts an Arduino Nano to accept input, two MCP23017 GPIO expanders to give it enough outputs, and CD4066BE CMOS switches to trigger the connections.

Search interest in “gold price” hit an all-time high in April, far exceeding the 2011 peak. Historically, such surges in public attention have preceded major corrections. For example, after a similar ...

When you redeem Crazy Ones codes, you will get free memory cards (some codes give 5-star memory cards, others give 4-star memory cards), and a lot of Gold and EXP (to upgrade the cards), which are ...

A creative lightbulb-shaped badge featuring touch-activated LED animations, combining PCB art with functional electronics. The badge celebrates PCBWay's 11-year journey with an interactive cog/gear ...