Apr 23, 2019
08:13 PM
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Apr 23, 2019
08:13 PM
1 Solution
Apr 26, 2019
02:56 AM
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Apr 26, 2019
02:56 AM
通过我这边的测试,发现
1. USB3.0下是没有问题的。
2. USB2.0下是会出现问题的,但是这不是工具出错了。因为你需要的分辨率USB2.0 是不能够传输的,所以工具只能生成USB3.0的描述符。
综上,出现这个问题的原因,一定是你的板子实际是跑USB2.0而不是USB3.0。这也是为什么我第一条回复就问你用USB3.0还是USB2.0.
13 Replies
Apr 23, 2019
09:03 PM
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Apr 23, 2019
09:03 PM
Hello,
你是用的USB2.0还是USB3.0?
Apr 23, 2019
09:12 PM
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Apr 23, 2019
09:12 PM
usb3.0
Apr 23, 2019
10:02 PM
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Apr 23, 2019
10:02 PM
如系统提示,你的描述符是有问题的。检查下描述符文件,看看定义的长度对不对。
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Apr 24, 2019
08:01 PM
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Apr 24, 2019
08:01 PM
Apr 25, 2019
01:06 AM
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Apr 25, 2019
01:06 AM
这个主要查看那几个地方,谢谢
Apr 25, 2019
01:09 AM
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Apr 25, 2019
01:09 AM
这个改成了 0x10,0x03 usb3.1 一样的错误
Apr 26, 2019
12:50 AM
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Apr 26, 2019
12:50 AM
请提供下固件,我这边可以测试下。
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Apr 26, 2019
01:17 AM
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Apr 26, 2019
01:17 AM
Apr 26, 2019
02:56 AM
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Apr 26, 2019
02:56 AM
通过我这边的测试,发现
1. USB3.0下是没有问题的。
2. USB2.0下是会出现问题的,但是这不是工具出错了。因为你需要的分辨率USB2.0 是不能够传输的,所以工具只能生成USB3.0的描述符。
综上,出现这个问题的原因,一定是你的板子实际是跑USB2.0而不是USB3.0。这也是为什么我第一条回复就问你用USB3.0还是USB2.0.
Apr 26, 2019
03:25 AM
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Apr 26, 2019
03:25 AM
如何设置板子在USB3.0 工作模式下,是不是用仿真器不能工作在 usb3.0 模式下,必面在写入SPI flash
Apr 27, 2019
02:19 AM
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Apr 27, 2019
02:19 AM
什么仿真器?你是如何连接板子的?
Apr 27, 2019
05:30 AM
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Apr 27, 2019
05:30 AM
我用的是JLINKV9.2版本
Apr 27, 2019
10:06 PM
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Apr 27, 2019
10:06 PM
请通过USB3.0 连接线 连接板子并调试。