阅读:1837回复:4
USB
请问调用UsbBuildGetDescriptorRequest(,,USB_CONFIGURATION_DESCRIPTOR_TYPE,,,,)时,返回的PIPE数,是不是不包含缺省管道?
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沙发#
发布于:2001-08-31 09:07
怎么没有人回答我,快点啊,我把20分都给你
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板凳#
发布于:2001-08-31 15:01
调用UsbBuildGetDescriptorRequest(,,USB_CONFIGURATION_DESCRIPTOR_TYPE,,,,)时,返回的PIPE数不包括0端点。
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地板#
发布于:2001-08-31 15:17
说得没错.
Just specifies the number of endpoints that are used by the interface, excluding the default status endpoint. |
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地下室#
发布于:2001-08-31 15:54
Yes, you can refer the USB specification and the DDK's documents.
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