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烧录固件和更新驱动并将条线重新短接,链接电脑无法识别出ST-LINK,请问是出现了什么问题 #11

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zhongziqiang001 opened this issue Jul 25, 2022 · 6 comments

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@zhongziqiang001
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求大佬翻牌

@peng-zhihui
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再试一下吧,检查硬件焊接,正常不会有问题的

@ufo250120
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我的固件升级完下载了两次后在用的时候就发现无法识别到usb设备,不明白是啥问题

@snoooopy
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snoooopy commented Aug 5, 2022

我也是遇到了同样的问题,检查了板子的焊接应该没问题,烧录stlink的bootloader后插上电脑端USB,就是无法识别的usb设备,目前也没有找到原因在哪里。

@Yan-Zihao
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再试一下吧,检查硬件焊接,正常不会有问题的

请问下,说明里面一开始说的是:
先跳线到一侧->bootloader->软件升级->跳另一侧使用。
下面跳线说明说的是:
先跳线到一侧->bootloader->跳另一侧->软件升级->使用。

请问下是哪种操作对,谢谢~

@salamiGeek
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看看原理图,看看PCB文件吧。大佬应该是更新过PCB文件了,但是没更新readme

@VictorSnow
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我这边用国产的有这个问题,我用官方的芯片是正常的

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