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关于USB 消息队列长度问题 #1297

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s05427226 opened this issue Mar 19, 2018 · 10 comments
Closed

关于USB 消息队列长度问题 #1297

s05427226 opened this issue Mar 19, 2018 · 10 comments
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@lymzzyh

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@s05427226
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在调试STM32F407 host 的时候，发现USBD_MQ_MSG_SZ 定义为16，在实际调试中发现由于该参数过小，导致usb协议初始化不稳定，修改为32后，初始化正常，请跟踪解决一下
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lymzzyh commented Mar 19, 2018

好的，我跟踪处理一下

@lymzzyh lymzzyh self-assigned this Mar 19, 2018
@s05427226
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使用案例是：我用RT-thread的STM32F407 的host 去连接STM32F407的device。

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lymzzyh commented Mar 19, 2018

我的意思是你发现的这个问题是位于主机驱动还是从机class上

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这个是从机

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发现的两个问题，都是在从机上

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lymzzyh commented Mar 19, 2018

OK 我跟踪解决一下

@s05427226
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说错了，不是USBD_MQ_MSG_SZ，而是 这个#define USBD_MQ_MAX_MSG 16

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lymzzyh commented Mar 19, 2018

好的。

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lymzzyh commented Mar 19, 2018

我这边暂时比较忙 你改了的话可以看看提交PR 我来做测试。不然修复问题可能要几天

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好的

@lymzzyh lymzzyh closed this as completed Apr 10, 2018
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