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Show HN: NFC Energy-Harvesting PCB Business Card with an MCU

Hacker News·2026/8/28 13:48:12🔗 原文

📌 概要

<p>Article URL: <a href="https://wilsonharper.net/projects/businesscard/">https://wilsonharper.net/projects/businesscard/</a></p> <p>Comments URL: <a href="https://news.ycombinator.com/item?id=4947842

<p>Article URL: <a href="https://wilsonharper.net/projects/businesscard/">https://wilsonharper.net/projects/businesscard/</a></p> <p>Comments URL: <a href="https://news.ycombinator.com/item?id=49478426">https://news.ycombinator.com/item?id=49478426</a></p> <p>Points: 88</p> <p># Comments: 8</p>