STM32_USB_Host_Library
USBH_Get_CfgDesc() is only used within STM32_USB_Host_Library.
 
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CodeScopeSTM32 Libraries and SamplesSTM32_USB_Host_LibraryUSBH_Get_CfgDesc()

USBH_Get_CfgDesc() function

USBH_Get_CfgDesc Issues Configuration Descriptor to the device. Once the response received, it parses the configuration descriptor and updates the status.

Syntax

USBH_StatusTypeDef USBH_Get_CfgDesc(USBH_HandleTypeDef *phost,     uint16_t length);
Implemented in usbh_ctlreq.c:129

Arguments

phost

Host Handle

length

Length of the descriptor

Return value

USBH Status

References

LocationReferrerText
usbh_ctlreq.c:129
USBH_StatusTypeDef USBH_Get_CfgDesc(USBH_HandleTypeDef *phost, uint16_t length)
usbh_ctlreq.h:103
USBH_StatusTypeDef USBH_Get_CfgDesc(USBH_HandleTypeDef *phost, uint16_t length);
usbh_core.c:976USBH_HandleEnum()
ReqStatus = USBH_Get_CfgDesc(phost, USB_CONFIGURATION_DESC_SIZE);
usbh_core.c:1010USBH_HandleEnum()
ReqStatus = USBH_Get_CfgDesc(phost, phost->device.CfgDesc.wTotalLength);

Call Tree

Functions calling USBH_Get_CfgDesc()
Functions called by USBH_Get_CfgDesc()
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USBH_Get_CfgDesc()
printf()
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Data read by USBH_Get_CfgDesc()
Data written by USBH_Get_CfgDesc()
USBH_Get_CfgDesc()::status
USBH_Get_CfgDesc()::pData
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USBH_Get_CfgDesc()
USBH_Get_CfgDesc()::status
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Type of USBH_Get_CfgDesc()
USBH_Get_CfgDesc()
uint8_t
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