USBH_IOREQ_Private_Functions

Collaboration diagram for USBH_IOREQ_Private_Functions:

Functions
USBH_StatusTypeDef	USBH_CtlSendSetup (USBH_HandleTypeDef *phost, uint8_t *buff, uint8_t pipe_num)
	USBH_CtlSendSetup Sends the Setup Packet to the Device. More...
USBH_StatusTypeDef	USBH_CtlSendData (USBH_HandleTypeDef *phost, uint8_t *buff, uint16_t length, uint8_t pipe_num, uint8_t do_ping)
	USBH_CtlSendData Sends a data Packet to the Device. More...
USBH_StatusTypeDef	USBH_CtlReceiveData (USBH_HandleTypeDef *phost, uint8_t *buff, uint16_t length, uint8_t pipe_num)
	USBH_CtlReceiveData Receives the Device Response to the Setup Packet. More...
USBH_StatusTypeDef	USBH_BulkSendData (USBH_HandleTypeDef *phost, uint8_t *buff, uint16_t length, uint8_t pipe_num, uint8_t do_ping)
	USBH_BulkSendData Sends the Bulk Packet to the device. More...
USBH_StatusTypeDef	USBH_BulkReceiveData (USBH_HandleTypeDef *phost, uint8_t *buff, uint16_t length, uint8_t pipe_num)
	USBH_BulkReceiveData Receives IN bulk packet from device. More...
USBH_StatusTypeDef	USBH_InterruptReceiveData (USBH_HandleTypeDef *phost, uint8_t *buff, uint8_t length, uint8_t pipe_num)
	USBH_InterruptReceiveData Receives the Device Response to the Interrupt IN token. More...
USBH_StatusTypeDef	USBH_InterruptSendData (USBH_HandleTypeDef *phost, uint8_t *buff, uint8_t length, uint8_t pipe_num)
	USBH_InterruptSendData Sends the data on Interrupt OUT Endpoint. More...
USBH_StatusTypeDef	USBH_IsocReceiveData (USBH_HandleTypeDef *phost, uint8_t *buff, uint32_t length, uint8_t pipe_num)
	USBH_IsocReceiveData Receives the Device Response to the Isochronous IN token. More...
USBH_StatusTypeDef	USBH_IsocSendData (USBH_HandleTypeDef *phost, uint8_t *buff, uint32_t length, uint8_t pipe_num)
	USBH_IsocSendData Sends the data on Isochronous OUT Endpoint. More...

Detailed Description

Function Documentation

USBH_CtlSendSetup()

USBH_StatusTypeDef USBH_CtlSendSetup	(	USBH_HandleTypeDef *	phost,
		uint8_t *	buff,
		uint8_t	pipe_num
	)

USBH_CtlSendSetup Sends the Setup Packet to the Device.

Parameters

phost	Host Handle
buff	Buffer pointer from which the Data will be send to Device
pipe_num	Pipe Number

Return values

USBH

Status

{
 
  USBH_LL_SubmitURB (phost,                     /* Driver handle    */
                          pipe_num,             /* Pipe index       */
                          0,                    /* Direction : OUT  */
                          USBH_EP_CONTROL,      /* EP type          */
                          USBH_PID_SETUP,       /* Type setup       */
                          buff,                 /* data buffer      */
                          USBH_SETUP_PKT_SIZE,  /* data length      */
                          0);
  return USBH_OK;
}

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USBH_CtlSendData()

USBH_StatusTypeDef USBH_CtlSendData	(	USBH_HandleTypeDef *	phost,
		uint8_t *	buff,
		uint16_t	length,
		uint8_t	pipe_num,
		uint8_t	do_ping
	)

USBH_CtlSendData Sends a data Packet to the Device.

Parameters

phost	Host Handle
buff	Buffer pointer from which the Data will be sent to Device
length	Length of the data to be sent
pipe_num	Pipe Number

Return values

USBH

Status

{
  if(phost->device.speed != USBH_SPEED_HIGH)
  {
    do_ping = 0;
  }
 
  USBH_LL_SubmitURB (phost,                     /* Driver handle    */
                          pipe_num,             /* Pipe index       */
                          0,                    /* Direction : OUT  */
                          USBH_EP_CONTROL,      /* EP type          */
                          USBH_PID_DATA,        /* Type Data        */
                          buff,                 /* data buffer      */
                          length,               /* data length      */
                          do_ping);             /* do ping (HS Only)*/
 
  return USBH_OK;
}

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USBH_CtlReceiveData()

USBH_StatusTypeDef USBH_CtlReceiveData	(	USBH_HandleTypeDef *	phost,
		uint8_t *	buff,
		uint16_t	length,
		uint8_t	pipe_num
	)

USBH_CtlReceiveData Receives the Device Response to the Setup Packet.

Parameters

phost	Host Handle
buff	Buffer pointer in which the response needs to be copied
length	Length of the data to be received
pipe_num	Pipe Number

Return values

USBH

Status.

{
  USBH_LL_SubmitURB (phost,                     /* Driver handle    */
                          pipe_num,             /* Pipe index       */
                          1,                    /* Direction : IN   */
                          USBH_EP_CONTROL,      /* EP type          */
                          USBH_PID_DATA,        /* Type Data        */
                          buff,                 /* data buffer      */
                          length,               /* data length      */
                          0);
  return USBH_OK;
 
}

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USBH_BulkSendData()

USBH_StatusTypeDef USBH_BulkSendData	(	USBH_HandleTypeDef *	phost,
		uint8_t *	buff,
		uint16_t	length,
		uint8_t	pipe_num,
		uint8_t	do_ping
	)

USBH_BulkSendData Sends the Bulk Packet to the device.

Parameters

phost	Host Handle
buff	Buffer pointer from which the Data will be sent to Device
length	Length of the data to be sent
pipe_num	Pipe Number

Return values

USBH

Status

{
  if(phost->device.speed != USBH_SPEED_HIGH)
  {
    do_ping = 0;
  }
 
  USBH_LL_SubmitURB (phost,                     /* Driver handle    */
                          pipe_num,             /* Pipe index       */
                          0,                    /* Direction : IN   */
                          USBH_EP_BULK,         /* EP type          */
                          USBH_PID_DATA,        /* Type Data        */
                          buff,                 /* data buffer      */
                          length,               /* data length      */
                          do_ping);             /* do ping (HS Only)*/
  return USBH_OK;
}

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USBH_BulkReceiveData()

USBH_StatusTypeDef USBH_BulkReceiveData	(	USBH_HandleTypeDef *	phost,
		uint8_t *	buff,
		uint16_t	length,
		uint8_t	pipe_num
	)

USBH_BulkReceiveData Receives IN bulk packet from device.

Parameters

phost	Host Handle
buff	Buffer pointer in which the received data packet to be copied
length	Length of the data to be received
pipe_num	Pipe Number

Return values

USBH

Status.

{
  USBH_LL_SubmitURB (phost,                     /* Driver handle    */
                          pipe_num,             /* Pipe index       */
                          1,                    /* Direction : IN   */
                          USBH_EP_BULK,         /* EP type          */
                          USBH_PID_DATA,        /* Type Data        */
                          buff,                 /* data buffer      */
                          length,               /* data length      */
                          0);
  return USBH_OK;
}

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USBH_InterruptReceiveData()

USBH_StatusTypeDef USBH_InterruptReceiveData	(	USBH_HandleTypeDef *	phost,
		uint8_t *	buff,
		uint8_t	length,
		uint8_t	pipe_num
	)

USBH_InterruptReceiveData Receives the Device Response to the Interrupt IN token.

Parameters

phost	Host Handle
buff	Buffer pointer in which the response needs to be copied
length	Length of the data to be received
pipe_num	Pipe Number

Return values

USBH

Status.

{
  USBH_LL_SubmitURB (phost,                     /* Driver handle    */
                          pipe_num,             /* Pipe index       */
                          1,                    /* Direction : IN   */
                          USBH_EP_INTERRUPT,    /* EP type          */
                          USBH_PID_DATA,        /* Type Data        */
                          buff,                 /* data buffer      */
                          length,               /* data length      */
                          0);
 
  return USBH_OK;
}

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USBH_InterruptSendData()

USBH_StatusTypeDef USBH_InterruptSendData	(	USBH_HandleTypeDef *	phost,
		uint8_t *	buff,
		uint8_t	length,
		uint8_t	pipe_num
	)

USBH_InterruptSendData Sends the data on Interrupt OUT Endpoint.

Parameters

phost	Host Handle
buff	Buffer pointer from where the data needs to be copied
length	Length of the data to be sent
pipe_num	Pipe Number

Return values

USBH

Status.

{
  USBH_LL_SubmitURB (phost,                     /* Driver handle    */
                          pipe_num,             /* Pipe index       */
                          0,                    /* Direction : OUT   */
                          USBH_EP_INTERRUPT,    /* EP type          */
                          USBH_PID_DATA,        /* Type Data        */
                          buff,                 /* data buffer      */
                          length,               /* data length      */
                          0);
 
  return USBH_OK;
}

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USBH_IsocReceiveData()

USBH_StatusTypeDef USBH_IsocReceiveData	(	USBH_HandleTypeDef *	phost,
		uint8_t *	buff,
		uint32_t	length,
		uint8_t	pipe_num
	)

USBH_IsocReceiveData Receives the Device Response to the Isochronous IN token.

Parameters

phost	Host Handle
buff	Buffer pointer in which the response needs to be copied
length	Length of the data to be received
pipe_num	Pipe Number

Return values

USBH

Status.

{
  USBH_LL_SubmitURB (phost,                     /* Driver handle    */
                          pipe_num,             /* Pipe index       */
                          1,                    /* Direction : IN   */
                          USBH_EP_ISO,          /* EP type          */
                          USBH_PID_DATA,        /* Type Data        */
                          buff,                 /* data buffer      */
                          length,               /* data length      */
                          0);
 
 
  return USBH_OK;
}

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USBH_IsocSendData()

USBH_StatusTypeDef USBH_IsocSendData	(	USBH_HandleTypeDef *	phost,
		uint8_t *	buff,
		uint32_t	length,
		uint8_t	pipe_num
	)

USBH_IsocSendData Sends the data on Isochronous OUT Endpoint.

Parameters

phost	Host Handle
buff	Buffer pointer from where the data needs to be copied
length	Length of the data to be sent
pipe_num	Pipe Number

Return values

USBH

Status.

{
  USBH_LL_SubmitURB (phost,                     /* Driver handle    */
                          pipe_num,             /* Pipe index       */
                          0,                    /* Direction : OUT   */
                          USBH_EP_ISO,          /* EP type          */
                          USBH_PID_DATA,        /* Type Data        */
                          buff,                 /* data buffer      */
                          length,               /* data length      */
                          0);
 
  return USBH_OK;
}

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