#define RST_PIN 9 // Pin RST conectado al pin D9 del Nano #define SS_PIN 10 // Pin SDA conectado al pin D10 del Nano MFRC522 rfid(SS_PIN, RST_PIN); // Crear instancia del lector RFID for (byte i = 0; ...

I made a music player that uses RFID cards to play music. The brain is an arduino uno, and the rfid module is a RC-522. The player plays music from a DFPlayer Mini ...

OpenAI on Friday launched a new AI “reasoning” model, o3-mini, the newest in the company’s o family of reasoning models. OpenAI first previewed the model in December alongside a more capable ...

So it's understandable that you want to protect yourself every chance you get. RFID (radio-frequency identification) is used in many credit cards to allow for contactless payment. Instead of swiping ...

Each of these products shared something in common — a serialized radio frequency identification (RFID) smart label. The time was ripe to examine Walmart’s shelves in more detail. It had been ...

The best Mini-ITX PC case is about being able to build a powerful gaming PC into the sort of footprint normally given to a games console. It's a challenge for sure, and the need for more expensive ...

The best monitor for the Mac mini will help you take advantage of everything Apple's excellent mini desktop computer offers. My team and I have tested and reviewed a massive range of Apple ...

Find the best mini PC for your next project with my round-up of top small-form desktop computers. As hardware editor, my team and I have built, benchmarked, and reviewed a broad range of mini ...

Challenge yourself every day with a free mini version of the classic crossword puzzle. Can you solve The Mini in minutes — or seconds? Play a new puzzle every day or browse the archive.

But HP’s new Z2 Mini G1a, shown off at a pre-CES presentation, caught my attention in a big way. It’s a mini desktop PC with some of the most powerful parts available. First, the chassis.

SafeCard is truly amazing, one of the best things I have come in contact with this year. The SafeCard uses cutting-edge RFID-blocking technology to create a powerful, invisible barrier that blocks ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Finding the perfect Mini LED TV for you can feel like a mammoth task. We've seen our fair share ...