USB_Core_Private_functions

Functions
void	DR_Init (void)
	Device register initialization. More...
void	DR_StopDevice (void)
	Device register configure when stop device. More...
void	USB_EP_BufConfig (USB_CORE_HANDLE *pudev, uint8_t EpAddr, uint8_t EpKind, uint32_t BufAddr)
	Configure buffer for endpoint. More...
void	USB_EP_Init (USB_CORE_HANDLE *pudev, uint8_t EpAddr, uint8_t EpType, uint16_t EpMps)
	Endpoint initialization. More...
void	USB_EP_DeInit (USB_CORE_HANDLE *pudev, uint8_t EpAddr)
	Configure the endpoint when it is disabled. More...
void	USB_EP_Rx (USB_CORE_HANDLE *pudev, uint8_t EpAddr, uint8_t *pbuf, uint16_t BufLen)
	Endpoint prepare to receive data. More...
void	USB_EP_Tx (USB_CORE_HANDLE *pudev, uint8_t EpAddr, uint8_t *pbuf, uint16_t BufLen)
	Endpoint prepare to transmit data. More...
void	USB_EP_Stall (USB_CORE_HANDLE *pudev, uint8_t EpAddr)
	Set an endpoint to STALL status. More...
void	USB_EP_ClrStall (USB_CORE_HANDLE *pudev, uint8_t EpAddr)
	Clear endpoint stalled status. More...
void	USB_EP_SetAddress (USB_CORE_HANDLE *pudev, uint8_t Addr)
	Set USB device and endpoints address. More...
uint8_t	USB_EP_GetStatus (USB_CORE_HANDLE *pudev, uint8_t EpAddr)
	Get the endpoint status. More...
uint8_t	USB_CtlTx (USB_CORE_HANDLE *pudev, uint8_t *pbuf, uint16_t Len)
	Transmit data on the control pipe. More...
uint8_t	USB_CtlContinueTx (USB_CORE_HANDLE *pudev, uint8_t *pbuf, uint16_t Len)
	Continue transmitting data on the control pipe. More...
uint8_t	USB_CtlRx (USB_CORE_HANDLE *pudev, uint8_t *pbuf, uint16_t Len)
	Receive data on the control pipe. More...
uint8_t	USB_CtlContinueRx (USB_CORE_HANDLE *pudev, uint8_t *pbuf, uint16_t Len)
	Continue receive data on the contrl pipe. More...
uint8_t	USB_CtlTransmitStatus (USB_CORE_HANDLE *pudev)
	Transmit status stage on the control pipe. More...
uint8_t	USB_CtlReceiveStatus (USB_CORE_HANDLE *pudev)
	Receive status stage on the control pipe. More...
uint16_t	USB_GetRxCount (USB_CORE_HANDLE *pudev, uint8_t EpID)
	Get the received data length. More...

Detailed Description

Function Documentation

void DR_Init

(

void

)

Device register initialization.

Parameters

None

Return values

None

Definition at line 44 of file usb_core.c.

void DR_StopDevice

(

void

)

Device register configure when stop device.

Parameters

None

Return values

None

Definition at line 76 of file usb_core.c.

uint8_t USB_CtlContinueRx	(	USB_CORE_HANDLE *	pudev,
		uint8_t *	pbuf,
		uint16_t	Len
	)

Continue receive data on the contrl pipe.

Parameters

pudev	pointer to usb core instance
pbuf	data buffer pointer
Len	data length

Return values

usb	operation status

Definition at line 595 of file usb_core.c.

uint8_t USB_CtlContinueTx	(	USB_CORE_HANDLE *	pudev,
		uint8_t *	pbuf,
		uint16_t	Len
	)

Continue transmitting data on the control pipe.

Parameters

pudev	pointer to usb core instance
pbuf	data buffer pointer
Len	data length

Return values

usb	operation status

Definition at line 561 of file usb_core.c.

uint8_t USB_CtlReceiveStatus

(

USB_CORE_HANDLE *

pudev

)

Receive status stage on the control pipe.

Parameters

pudev

pointer to usb core instance

Return values

usb	operation status

Definition at line 623 of file usb_core.c.

uint8_t USB_CtlRx	(	USB_CORE_HANDLE *	pudev,
		uint8_t *	pbuf,
		uint16_t	Len
	)

Receive data on the control pipe.

Parameters

pudev	pointer to usb core instance
pbuf	pointer to data buffer
Len	length of data to be received

Return values

usb	operation status

Definition at line 577 of file usb_core.c.

uint8_t USB_CtlTransmitStatus

(

USB_CORE_HANDLE *

pudev

)

Transmit status stage on the control pipe.

Parameters

pudev

pointer to usb core instance

Return values

usb	operation status

Definition at line 609 of file usb_core.c.

uint8_t USB_CtlTx	(	USB_CORE_HANDLE *	pudev,
		uint8_t *	pbuf,
		uint16_t	Len
	)

Transmit data on the control pipe.

Parameters

pudev	pointer to usb core instance
pbuf	data buffer pointer
Len	data length

Return values

usb	operation status

Definition at line 543 of file usb_core.c.

void USB_EP_BufConfig	(	USB_CORE_HANDLE *	pudev,
		uint8_t	EpAddr,
		uint8_t	EpKind,
		uint32_t	BufAddr
	)

Configure buffer for endpoint.

Parameters

pudev	pointer to usb core instance
EpAddr	endpoint address In this parameter: bit0..bit6: endpoint number which is in (0..7) bit7: endpoint direction which can be IN(1) or OUT(0)
EpKind	endpoint kind This parameter can be any one of the following values: USB_SNG_BUFTYPE: single buffer will be used USB_DBL_BUFTYPE: double buffer will be used
BufAddr	endpoint address in the allocation buffer: If the endpoint use single buffer this parameter is a 16-bit value providing the bufaddress allocated to endpoint. If the endpoint use double buffer this parameter is a 32-bit value providing the endpoint buffer 0 address in the LSB part and endpoint buffer 1 address in the MSB part.

Return values

None

Definition at line 107 of file usb_core.c.

void USB_EP_ClrStall	(	USB_CORE_HANDLE *	pudev,
		uint8_t	EpAddr
	)

Clear endpoint stalled status.

Parameters

pudev	pointer to usb core instance
EpAddr	endpoint address In this parameter: bit0..bit6: endpoint number which is in (0..7) bit7: endpoint direction which can be IN(1) or OUT(0)

Return values

None

Definition at line 473 of file usb_core.c.

void USB_EP_DeInit	(	USB_CORE_HANDLE *	pudev,
		uint8_t	EpAddr
	)

Configure the endpoint when it is disabled.

Parameters

pudev	pointer to usb core instance
EpAddr	endpoint address In this parameter: bit0..bit6: endpoint number which is in (0..7) bit7: endpoint direction which can be IN(1) or OUT(0)

Return values

None

Definition at line 275 of file usb_core.c.

uint8_t USB_EP_GetStatus	(	USB_CORE_HANDLE *	pudev,
		uint8_t	EpAddr
	)

Get the endpoint status.

Parameters

pudev	pointer to usb core instance
EpAddr	endpoint address In this parameter: bit0..bit6: endpoint number which is in (0..7) bit7: endpoint direction which can be IN(1) or OUT(0)

Return values

Endpoint

status

Definition at line 524 of file usb_core.c.

void USB_EP_Init	(	USB_CORE_HANDLE *	pudev,
		uint8_t	EpAddr,
		uint8_t	EpType,
		uint16_t	EpMps
	)

Endpoint initialization.

Parameters

pudev	pointer to usb core instance
EpAddr	endpoint address In this parameter: bit0..bit6: endpoint number which is in (0..7) bit7: endpoint direction which can be IN(1) or OUT(0)
EpType	endpoint type This parameter can be any one of the following values: USB_EPTYPE_CONTROL: control transfer endpoint USB_EPTYPE_BULK: bulk transfer endpoint USB_EPTYPE_INT: interrupt transfer endpoint USB_EPTYPE_ISOC: isochronous transfer endpoint
EpMps	endpoint max packet size

Return values

None

Definition at line 169 of file usb_core.c.

void USB_EP_Rx	(	USB_CORE_HANDLE *	pudev,
		uint8_t	EpAddr,
		uint8_t *	pbuf,
		uint16_t	BufLen
	)

Endpoint prepare to receive data.

Parameters

pudev	pointer to usb core instance
EpAddr	endpoint address In this parameter: bit0..bit6: endpoint number which is in (0..7) bit7: endpoint direction which can be IN(1) or OUT(0)
pbuf	user buffer address pointer
BufLen	buffer length

Return values

None

Definition at line 336 of file usb_core.c.

void USB_EP_SetAddress	(	USB_CORE_HANDLE *	pudev,
		uint8_t	Addr
	)

Set USB device and endpoints address.

Parameters

pudev	pointer to usb core instance
Addr	device address to set

Return values

None

Definition at line 501 of file usb_core.c.

void USB_EP_Stall	(	USB_CORE_HANDLE *	pudev,
		uint8_t	EpAddr
	)

Set an endpoint to STALL status.

Parameters

pudev	pointer to usb core instance
EpAddr	endpoint address In this parameter: bit0..bit6: endpoint number which is in (0..7) bit7: endpoint direction which can be IN(1) or OUT(0)

Return values

None

Definition at line 438 of file usb_core.c.

void USB_EP_Tx	(	USB_CORE_HANDLE *	pudev,
		uint8_t	EpAddr,
		uint8_t *	pbuf,
		uint16_t	BufLen
	)

Endpoint prepare to transmit data.

Parameters

pudev	pointer to usb core instance
EpAddr	endpoint address In this parameter: bit0..bit6: endpoint number which is in (0..7) bit7: endpoint direction which can be IN(1) or OUT(0)
pbuf	transmit buffer address pointer
BufLen	buffer length

Return values

None

Definition at line 376 of file usb_core.c.

uint16_t USB_GetRxCount	(	USB_CORE_HANDLE *	pudev,
		uint8_t	EpID
	)

Get the received data length.

Parameters

pudev	pointer to usb core instance
EpID	endpoint identifier which is in (0..7)

Return values

Received

data length

Definition at line 640 of file usb_core.c.