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USING THE ST7 USB DEVICE FIRMWARE UPGRADE DEVELOPMENT KIT (DFU-DK)

4.3.3.3 Parameters

Num: Number of the selected DFU Device (Given by STDFU_EnumGetNbDevices)

pDesc: buffer the DFU descriptor will be copied to.

pNbOfDFUInterface: pointer to the DFU Interface Number

4.3.3.4 Returned value

STDFU_NOERROR in case of success, otherwise (Error Code)

4.3.4 STDFU_GetStringDescriptor

4.3.4.1 Prototype

DWORD STDFU_GetStringDescriptor(DWORD Num,

DWORD Index,

LPSTR szString,

UINT nStringLength);

4.3.4.2 Description

Gets the string descriptor

4.3.4.3 Parameters

Num: Number of the selected DFU Device (Given by STDFU_EnumGetNbDevices)

nIndex: desired string descriptor Index. If this index is too high, this function will return an

error.

szString: buffer the string descriptor will be copied to

nStringLength: buffer size

4.3.4.4 Returned value

STDFU_NOERROR in case of success, otherwise (Error Code).

4.3.5 STDFU_GetNbOfConfigurations

4.3.5.1 Prototype

DWORD STDFU_GetNbOfConfigurations(

DWORD Num,

PUINT pNbOfConfigs);

4.3.5.2 Description

Gets Configurations number

4.3.5.3 Parameters

Num: Number of the selected DFU Device (Given by STDFU_EnumGetNbDevices)