Some time ago, someone discussed a small production like USB volume controller in Planet, which I found very interesting. After referring to several cases of open source projects, Lingyao decided to imitate one of his own.
Scan the QR code to follow the Lingyao WeChat official account and watch the live rollover.
progress:
1. The hardware selection part has been completed and is waiting for proofing verification. Read this article to learn about Lingyao’s thinking process when selecting hardware. USB volume controller (multimedia keypad) https://www.yuque.com/lingyao/oshwhub/ftzmqe
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