USBD_CDC_Private_FunctionPrototypes

Collaboration diagram for USBD_CDC_Private_FunctionPrototypes:

Functions
static uint8_t	USBD_CDC_Init (USBD_HandleTypeDef *pdev, uint8_t cfgidx)
	USBD_CDC_Init Initialize the CDC interface.
static uint8_t	USBD_CDC_DeInit (USBD_HandleTypeDef *pdev, uint8_t cfgidx)
	USBD_CDC_Init DeInitialize the CDC layer.
static uint8_t	USBD_CDC_Setup (USBD_HandleTypeDef *pdev, USBD_SetupReqTypedef *req)
	USBD_CDC_Setup Handle the CDC specific requests.
static uint8_t	USBD_CDC_DataIn (USBD_HandleTypeDef *pdev, uint8_t epnum)
	USBD_CDC_DataIn Data sent on non-control IN endpoint.
static uint8_t	USBD_CDC_DataOut (USBD_HandleTypeDef *pdev, uint8_t epnum)
	USBD_CDC_DataOut Data received on non-control Out endpoint.
static uint8_t	USBD_CDC_EP0_RxReady (USBD_HandleTypeDef *pdev)
	USBD_CDC_EP0_RxReady Handle EP0 Rx Ready event.
static uint8_t *	USBD_CDC_GetFSCfgDesc (uint16_t *length)
	USBD_CDC_GetFSCfgDesc Return configuration descriptor.
static uint8_t *	USBD_CDC_GetHSCfgDesc (uint16_t *length)
	USBD_CDC_GetHSCfgDesc Return configuration descriptor.
static uint8_t *	USBD_CDC_GetOtherSpeedCfgDesc (uint16_t *length)
	USBD_CDC_GetOtherSpeedCfgDesc Return configuration descriptor.
uint8_t *	USBD_CDC_GetDeviceQualifierDescriptor (uint16_t *length)
	USBD_CDC_GetDeviceQualifierDescriptor return Device Qualifier descriptor.

Variables
static __ALIGN_BEGIN uint8_t USBD_CDC_DeviceQualifierDesc[USB_LEN_DEV_QUALIFIER_DESC]	__ALIGN_END

Detailed Description

Function Documentation

USBD_CDC_DataIn()

uint8_t USBD_CDC_DataIn ( USBD_HandleTypeDef * pdev, uint8_t epnum )

static

USBD_CDC_DataIn Data sent on non-control IN endpoint.

Parameters

pdev	device instance
epnum	endpoint number

Return values

status

Definition at line 539 of file usbd_cdc.c.

References _USBD_HandleTypeDef::classId, _USBD_HandleTypeDef::ep_in, NULL, _USBD_HandleTypeDef::pClassDataCmsit, _USBD_HandleTypeDef::pData, _USBD_HandleTypeDef::pUserData, USBD_EndpointTypeDef::total_length, USBD_CDC_HandleTypeDef::TxBuffer, USBD_CDC_HandleTypeDef::TxLength, USBD_CDC_HandleTypeDef::TxState, USBD_FAIL, USBD_LL_Transmit(), and USBD_OK.

USBD_CDC_DataOut()

uint8_t USBD_CDC_DataOut ( USBD_HandleTypeDef * pdev, uint8_t epnum )

static

USBD_CDC_DataOut Data received on non-control Out endpoint.

Parameters

pdev	device instance
epnum	endpoint number

Return values

status

Definition at line 580 of file usbd_cdc.c.

References _USBD_HandleTypeDef::classId, NULL, _USBD_HandleTypeDef::pClassDataCmsit, _USBD_HandleTypeDef::pUserData, USBD_CDC_HandleTypeDef::RxBuffer, USBD_CDC_HandleTypeDef::RxLength, USBD_FAIL, USBD_LL_GetRxDataSize(), and USBD_OK.

USBD_CDC_DeInit()

uint8_t USBD_CDC_DeInit ( USBD_HandleTypeDef * pdev, uint8_t cfgidx )

static

USBD_CDC_Init DeInitialize the CDC layer.

Parameters

pdev	device instance
cfgidx	Configuration index

Return values

status

Definition at line 391 of file usbd_cdc.c.

References USBD_EndpointTypeDef::bInterval, CDCCmdEpAdd, CDCInEpAdd, CDCOutEpAdd, _USBD_HandleTypeDef::classId, _USBD_HandleTypeDef::ep_in, _USBD_HandleTypeDef::ep_out, USBD_EndpointTypeDef::is_used, NULL, _USBD_HandleTypeDef::pClassData, _USBD_HandleTypeDef::pClassDataCmsit, _USBD_HandleTypeDef::pUserData, UNUSED, USBD_EP_TYPE_BULK, USBD_EP_TYPE_INTR, USBD_free, USBD_LL_CloseEP(), and USBD_OK.

USBD_CDC_EP0_RxReady()

uint8_t USBD_CDC_EP0_RxReady ( USBD_HandleTypeDef * pdev )

static

USBD_CDC_EP0_RxReady Handle EP0 Rx Ready event.

Parameters

pdev	device instance

Return values

status

Definition at line 606 of file usbd_cdc.c.

References _USBD_HandleTypeDef::classId, USBD_CDC_HandleTypeDef::CmdLength, USBD_CDC_HandleTypeDef::CmdOpCode, USBD_CDC_HandleTypeDef::data, NULL, _USBD_HandleTypeDef::pClassDataCmsit, _USBD_HandleTypeDef::pUserData, USBD_FAIL, and USBD_OK.

USBD_CDC_GetDeviceQualifierDescriptor()

uint8_t * USBD_CDC_GetDeviceQualifierDescriptor

(

uint16_t *

length

)

USBD_CDC_GetDeviceQualifierDescriptor return Device Qualifier descriptor.

Parameters

length

: pointer data length

Return values

pointer

to descriptor buffer

Definition at line 725 of file usbd_cdc.c.

USBD_CDC_GetFSCfgDesc()

uint8_t * USBD_CDC_GetFSCfgDesc ( uint16_t * length )

static

USBD_CDC_GetFSCfgDesc Return configuration descriptor.

Parameters

length

: pointer data length

Return values

pointer

to descriptor buffer

Definition at line 632 of file usbd_cdc.c.

References CDC_CMD_EP, CDC_DATA_FS_MAX_PACKET_SIZE, CDC_FS_BINTERVAL, CDC_IN_EP, CDC_OUT_EP, NULL, and USBD_GetEpDesc().

USBD_CDC_GetHSCfgDesc()

uint8_t * USBD_CDC_GetHSCfgDesc ( uint16_t * length )

static

USBD_CDC_GetHSCfgDesc Return configuration descriptor.

Parameters

length

: pointer data length

Return values

pointer

to descriptor buffer

Definition at line 663 of file usbd_cdc.c.

References CDC_CMD_EP, CDC_DATA_HS_MAX_PACKET_SIZE, CDC_HS_BINTERVAL, CDC_IN_EP, CDC_OUT_EP, NULL, and USBD_GetEpDesc().

USBD_CDC_GetOtherSpeedCfgDesc()

uint8_t * USBD_CDC_GetOtherSpeedCfgDesc ( uint16_t * length )

static

USBD_CDC_GetOtherSpeedCfgDesc Return configuration descriptor.

Parameters

length

: pointer data length

Return values

pointer

to descriptor buffer

Definition at line 694 of file usbd_cdc.c.

References CDC_CMD_EP, CDC_DATA_FS_MAX_PACKET_SIZE, CDC_FS_BINTERVAL, CDC_IN_EP, CDC_OUT_EP, NULL, and USBD_GetEpDesc().

USBD_CDC_Init()

uint8_t USBD_CDC_Init ( USBD_HandleTypeDef * pdev, uint8_t cfgidx )

static

USBD_CDC_Init Initialize the CDC interface.

Parameters

pdev	device instance
cfgidx	Configuration index

Return values

status

Definition at line 290 of file usbd_cdc.c.

References USBD_EndpointTypeDef::bInterval, CDC_CMD_PACKET_SIZE, CDC_DATA_FS_IN_PACKET_SIZE, CDC_DATA_FS_OUT_PACKET_SIZE, CDC_DATA_HS_IN_PACKET_SIZE, CDC_DATA_HS_OUT_PACKET_SIZE, CDC_FS_BINTERVAL, CDC_HS_BINTERVAL, CDCCmdEpAdd, CDCInEpAdd, CDCOutEpAdd, _USBD_HandleTypeDef::classId, _USBD_HandleTypeDef::dev_speed, _USBD_HandleTypeDef::ep_in, _USBD_HandleTypeDef::ep_out, USBD_EndpointTypeDef::is_used, NULL, _USBD_HandleTypeDef::pClassData, _USBD_HandleTypeDef::pClassDataCmsit, _USBD_HandleTypeDef::pUserData, USBD_CDC_HandleTypeDef::RxBuffer, USBD_CDC_HandleTypeDef::RxState, USBD_CDC_HandleTypeDef::TxState, UNUSED, USBD_EMEM, USBD_EP_TYPE_BULK, USBD_EP_TYPE_INTR, USBD_LL_OpenEP(), USBD_LL_PrepareReceive(), USBD_malloc, USBD_memset, USBD_OK, and USBD_SPEED_HIGH.

USBD_CDC_Setup()

uint8_t USBD_CDC_Setup ( USBD_HandleTypeDef * pdev, USBD_SetupReqTypedef * req )

static

USBD_CDC_Setup Handle the CDC specific requests.

Parameters

pdev	instance
req	usb requests

Return values

status

Definition at line 435 of file usbd_cdc.c.

References CDC_REQ_MAX_DATA_SIZE, _USBD_HandleTypeDef::classId, USBD_CDC_HandleTypeDef::CmdLength, USBD_CDC_HandleTypeDef::CmdOpCode, USBD_CDC_HandleTypeDef::data, _USBD_HandleTypeDef::dev_state, MIN, NULL, _USBD_HandleTypeDef::pClassDataCmsit, _USBD_HandleTypeDef::pUserData, USB_MAX_EP0_SIZE, USB_REQ_CLEAR_FEATURE, USB_REQ_GET_INTERFACE, USB_REQ_GET_STATUS, USB_REQ_SET_INTERFACE, USB_REQ_TYPE_CLASS, USB_REQ_TYPE_MASK, USB_REQ_TYPE_STANDARD, USBD_CtlError(), USBD_CtlPrepareRx(), USBD_CtlSendData(), USBD_FAIL, USBD_OK, and USBD_STATE_CONFIGURED.

Variable Documentation

__ALIGN_END

__ALIGN_BEGIN uint8_t USBD_CDC_CfgDesc [USB_CDC_CONFIG_DESC_SIZ] __ALIGN_END

static

Initial value:

=
{
  USB_LEN_DEV_QUALIFIER_DESC,
  USB_DESC_TYPE_DEVICE_QUALIFIER,
  0x00,
  0x02,
  0x00,
  0x00,
  0x00,
  0x40,
  0x01,
  0x00,
}

Definition at line 117 of file usbd_cdc.c.