STM32_USB_Host_Library
USBH_Get_DevDesc() is only used within STM32_USB_Host_Library.
 
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CodeScopeSTM32 Libraries and SamplesSTM32_USB_Host_LibraryUSBH_Get_DevDesc()

USBH_Get_DevDesc() function

USBH_Get_DevDesc Issue Get Device Descriptor command to the device. Once the response received, it parses the device descriptor and updates the status.

Syntax

USBH_StatusTypeDef USBH_Get_DevDesc(USBH_HandleTypeDef *phost,     uint16_t length);
Implemented in usbh_ctlreq.c:96

Arguments

phost

Host Handle

length

Length of the descriptor

Return value

USBH Status

References

LocationReferrerText
usbh_ctlreq.c:96
USBH_StatusTypeDef USBH_Get_DevDesc(USBH_HandleTypeDef *phost, uint16_t length)
usbh_ctlreq.h:95
USBH_StatusTypeDef USBH_Get_DevDesc(USBH_HandleTypeDef *phost, uint16_t length);
usbh_core.c:857USBH_HandleEnum()
ReqStatus = USBH_Get_DevDesc(phost, 8U);
usbh_core.c:902USBH_HandleEnum()
ReqStatus = USBH_Get_DevDesc(phost, USB_DEVICE_DESC_SIZE);

Call Tree

Functions calling USBH_Get_DevDesc()
Functions called by USBH_Get_DevDesc()
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USBH_Get_DevDesc()
printf()
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Data read by USBH_Get_DevDesc()
Data written by USBH_Get_DevDesc()
USBH_Get_DevDesc()::status
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USBH_Get_DevDesc()
USBH_Get_DevDesc()::status
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Type of USBH_Get_DevDesc()
USBH_Get_DevDesc()
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