宋元浩

USB write protection expansion board

Overview

The G2 version is 33mm long, and the write-protected version is 42mm long. This space can be used to fit this extended version.
The functions of the extended version include: write protection, indicator light, and extended short-circuit ROM hole.
At the same time, this module can also be used in other scenarios that require DIY miniaturized switches.
Free and open source, please indicate the source if you need commercial use.
Video link https://www.bilibili.com/video/BV1LN4y1N7aH/

Design Files

Project Outputs for write protection v2.zip

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Update:2025-05-08 18:10:19

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