USB CDC实现固件升级?

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wangjie1234
Posts: 1
Joined: Fri Jun 27, 2025 3:20 am

USB CDC实现固件升级?

Postby wangjie1234 » Fri Jun 27, 2025 3:31 am

项目需求: 将USB OTG模拟串行设备, 上位机通过该串口与下位机通信, 内部自定义通信协议帧, 现在想新增固件升级功能, 如何实现通过该接口下发固件数据实现固件升级?
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GFeonix
Posts: 23
Joined: Mon Sep 18, 2023 1:45 am

Re: USB CDC实现固件升级?

Postby GFeonix » Tue Feb 24, 2026 8:21 am

跟串口OTA其实都是一样的，都是接收数据，写入，校验，修改boot这几步
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