USB_Buffer_Exported_Functions

Functions
void	FreeUserBuffer (uint8_t EpID, uint8_t Dir)
	Free buffer used from application by toggling the SW_BUF byte. More...
void	UserCopyToBuffer (uint8_t *UsrBuf, uint16_t BufAddr, uint16_t Bytes)
	Copy a buffer from user memory area to the allocation buffer area. More...
void	BufferCopyToUser (uint8_t *UsrBuf, uint16_t BufAddr, uint16_t Bytes)
	Copy a buffer from the allocation buffer area to user memory area. More...

Detailed Description

Function Documentation

void BufferCopyToUser	(	uint8_t *	UsrBuf,
		uint16_t	BufAddr,
		uint16_t	Bytes
	)

Copy a buffer from the allocation buffer area to user memory area.

Parameters

UsrBuf	pointer to user memory area
BufAddr	the allocation buffer address
Bytes	byte count

Return values

None

Definition at line 78 of file usb_buf.c.

void FreeUserBuffer	(	uint8_t	EpID,
		uint8_t	Dir
	)

Free buffer used from application by toggling the SW_BUF byte.

Parameters

EpID	endpoint identifier
Dir	endpoint direction

Return values

None

Definition at line 36 of file usb_buf.c.

void UserCopyToBuffer	(	uint8_t *	UsrBuf,
		uint16_t	BufAddr,
		uint16_t	Bytes
	)

Copy a buffer from user memory area to the allocation buffer area.

Parameters

UsrBuf	pointer to user memory area
BufAddr	the allocation buffer address
Bytes	byte count

Return values

None

Definition at line 55 of file usb_buf.c.