Collaboration diagram for USB_DCD_Exported_FunctionsPrototype:

Functions
void	DCD_Init (USB_OTG_CORE_HANDLE *pdev, USB_OTG_CORE_ID_TypeDef coreID)

void	DCD_DevConnect (USB_OTG_CORE_HANDLE *pdev)
	Connect device (enable internal pull-up) More...

void	DCD_DevDisconnect (USB_OTG_CORE_HANDLE *pdev)
	Disconnect device (disable internal pull-up) More...

void	DCD_EP_SetAddress (USB_OTG_CORE_HANDLE *pdev, uint8_t address)
	This Function set USB device address. More...

uint32_t	DCD_EP_Open (USB_OTG_CORE_HANDLE *pdev, uint8_t ep_addr, uint16_t ep_mps, uint8_t ep_type)
	Configure an EP. More...

uint32_t	DCD_EP_Close (USB_OTG_CORE_HANDLE *pdev, uint8_t ep_addr)
	called when an EP is disabled More...

uint32_t	DCD_EP_PrepareRx (USB_OTG_CORE_HANDLE pdev, uint8_t ep_addr, uint8_t pbuf, uint16_t buf_len)
	DCD_EP_PrepareRx. More...

uint32_t	DCD_EP_Tx (USB_OTG_CORE_HANDLE pdev, uint8_t ep_addr, uint8_t pbuf, uint32_t buf_len)
	Transmit data over USB. More...

uint32_t	DCD_EP_Stall (USB_OTG_CORE_HANDLE *pdev, uint8_t epnum)
	Stall an endpoint. More...

uint32_t	DCD_EP_ClrStall (USB_OTG_CORE_HANDLE *pdev, uint8_t epnum)
	Clear stall condition on endpoints. More...

uint32_t	DCD_EP_Flush (USB_OTG_CORE_HANDLE *pdev, uint8_t epnum)
	This Function flushes the FIFOs. More...

uint32_t	DCD_Handle_ISR (USB_OTG_CORE_HANDLE *pdev)

uint32_t	DCD_GetEPStatus (USB_OTG_CORE_HANDLE *pdev, uint8_t epnum)
	returns the EP Status More...

void	DCD_SetEPStatus (USB_OTG_CORE_HANDLE *pdev, uint8_t epnum, uint32_t Status)
	Set the EP Status. More...

Detailed Description

Function Documentation

◆ DCD_DevConnect()

void DCD_DevConnect ( USB_OTG_CORE_HANDLE * pdev )

Connect device (enable internal pull-up)

Parameters

pdev	device instance

Return values

None

Definition at line 385 of file usb_dcd.c.

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◆ DCD_DevDisconnect()

void DCD_DevDisconnect ( USB_OTG_CORE_HANDLE * pdev )

Disconnect device (disable internal pull-up)

Parameters

pdev	device instance

Return values

None

Definition at line 403 of file usb_dcd.c.

Referenced by usb_close().

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◆ DCD_EP_Close()

uint32_t DCD_EP_Close	(	USB_OTG_CORE_HANDLE *	pdev,
		uint8_t	ep_addr
	)

called when an EP is disabled

Parameters

pdev	device instance
ep_addr	endpoint address

Return values

status

Definition at line 194 of file usb_dcd.c.

Referenced by usbd_cdc_DeInit(), USBD_MSC_DeInit(), and USBD_MSC_Setup().

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◆ DCD_EP_ClrStall()

uint32_t DCD_EP_ClrStall	(	USB_OTG_CORE_HANDLE *	pdev,
		uint8_t	epnum
	)

Clear stall condition on endpoints.

Parameters

pdev	device instance
epnum	endpoint address

Return values

status

Definition at line 323 of file usb_dcd.c.

Referenced by USBD_StdEPReq().

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◆ DCD_EP_Flush()

uint32_t DCD_EP_Flush	(	USB_OTG_CORE_HANDLE *	pdev,
		uint8_t	epnum
	)

This Function flushes the FIFOs.

Parameters

pdev	device instance
epnum	endpoint address

Return values

status

Definition at line 350 of file usb_dcd.c.

Referenced by MSC_BOT_Init(), and USBD_MSC_Setup().

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◆ DCD_EP_Open()

uint32_t DCD_EP_Open	(	USB_OTG_CORE_HANDLE *	pdev,
		uint8_t	ep_addr,
		uint16_t	ep_mps,
		uint8_t	ep_type
	)

Configure an EP.

Parameters

pdev	: Device instance
epdesc	: Endpoint Descriptor

Return values

status

Definition at line 155 of file usb_dcd.c.

Referenced by usbd_cdc_Init(), USBD_MSC_Init(), USBD_MSC_Setup(), and USBD_Reset().

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◆ DCD_EP_PrepareRx()

uint32_t DCD_EP_PrepareRx	(	USB_OTG_CORE_HANDLE *	pdev,
		uint8_t	ep_addr,
		uint8_t *	pbuf,
		uint16_t	buf_len
	)

DCD_EP_PrepareRx.

Parameters

pdev	device instance
ep_addr	endpoint address
pbuf	pointer to Rx buffer
buf_len	data length

Return values

status

Definition at line 221 of file usb_dcd.c.

Referenced by MSC_BOT_Abort(), MSC_BOT_Init(), MSC_BOT_Reset(), MSC_BOT_SendCSW(), SCSI_ProcessWrite(), SCSI_Write10(), try_start_rx(), usbd_cdc_Init(), USBD_CtlContinueRx(), USBD_CtlPrepareRx(), and USBD_CtlReceiveStatus().

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◆ DCD_EP_SetAddress()

void DCD_EP_SetAddress	(	USB_OTG_CORE_HANDLE *	pdev,
		uint8_t	address
	)

This Function set USB device address.

Parameters

pdev	device instance
address	new device address

Return values

status

Definition at line 372 of file usb_dcd.c.

Referenced by USBD_SetAddress().

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◆ DCD_EP_Stall()

uint32_t DCD_EP_Stall	(	USB_OTG_CORE_HANDLE *	pdev,
		uint8_t	epnum
	)

Stall an endpoint.

Parameters

pdev	device instance
epnum	endpoint address

Return values

status

Definition at line 296 of file usb_dcd.c.

Referenced by MSC_BOT_Abort(), MSC_BOT_CplClrFeature(), USBD_CtlError(), USBD_SetupStage(), and USBD_StdEPReq().

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◆ DCD_EP_Tx()

uint32_t DCD_EP_Tx	(	USB_OTG_CORE_HANDLE *	pdev,
		uint8_t	ep_addr,
		uint8_t *	pbuf,
		uint32_t	buf_len
	)

Transmit data over USB.

Parameters

pdev	device instance
ep_addr	endpoint address
pbuf	pointer to Tx buffer
buf_len	data length

Return values

status

Definition at line 261 of file usb_dcd.c.

Referenced by MSC_BOT_SendCSW(), MSC_BOT_SendData(), schedule_cdc_in(), SCSI_ProcessRead(), usbd_cdc_DataIn(), USBD_CtlContinueSendData(), USBD_CtlSendData(), and USBD_CtlSendStatus().

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◆ DCD_GetEPStatus()

uint32_t DCD_GetEPStatus	(	USB_OTG_CORE_HANDLE *	pdev,
		uint8_t	epnum
	)

returns the EP Status

Parameters

pdev	: Selected device epnum : endpoint address

Return values

EP status

Definition at line 423 of file usb_dcd.c.

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◆ DCD_Handle_ISR()

uint32_t DCD_Handle_ISR ( USB_OTG_CORE_HANDLE * pdev )

◆ DCD_Init()

void DCD_Init	(	USB_OTG_CORE_HANDLE *	pdev,
		USB_OTG_CORE_ID_TypeDef	coreID
	)

Definition at line 91 of file usb_dcd.c.

Referenced by USBD_Init().

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◆ DCD_SetEPStatus()

void DCD_SetEPStatus	(	USB_OTG_CORE_HANDLE *	pdev,
		uint8_t	epnum,
		uint32_t	Status
	)

Set the EP Status.

Parameters

pdev	: Selected device Status : new Status epnum : EP address

Return values

None

Definition at line 450 of file usb_dcd.c.

Referenced by try_start_rx().

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