PCD Private Functions

Functions
static HAL_StatusTypeDef	PCD_EP_ISR_Handler (PCD_HandleTypeDef *hpcd)
	This function handles PCD Endpoint interrupt request.
static HAL_StatusTypeDef	HAL_PCD_EP_DB_Transmit (PCD_HandleTypeDef *hpcd, PCD_EPTypeDef *ep, uint16_t wEPVal)
	Manage double buffer bulk IN transaction from ISR.
static uint16_t	HAL_PCD_EP_DB_Receive (PCD_HandleTypeDef *hpcd, PCD_EPTypeDef *ep, uint16_t wEPVal)
	Manage double buffer bulk out transaction from ISR.

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Function Documentation

static uint16_t HAL_PCD_EP_DB_Receive	(	PCD_HandleTypeDef *	hpcd,
		PCD_EPTypeDef *	ep,
		uint16_t	wEPVal
	)		[static]

Manage double buffer bulk out transaction from ISR.

Parameters:

hpcd	PCD handle
ep	current endpoint handle
wEPVal	Last snapshot of EPRx register value taken in ISR

Return values:

HAL

status

Definition at line 2611 of file stm32l4xx_hal_pcd.c.

References __PCD_HandleTypeDef::Instance, PCD_FREE_USER_BUFFER, PCD_GET_EP_DBUF0_CNT, PCD_GET_EP_DBUF1_CNT, and PCD_SET_EP_RX_STATUS.

Referenced by PCD_EP_ISR_Handler().

static HAL_StatusTypeDef HAL_PCD_EP_DB_Transmit	(	PCD_HandleTypeDef *	hpcd,
		PCD_EPTypeDef *	ep,
		uint16_t	wEPVal
	)		[static]

Manage double buffer bulk IN transaction from ISR.

Parameters:

hpcd	PCD handle
ep	current endpoint handle
wEPVal	Last snapshot of EPRx register value taken in ISR

Return values:

HAL

status

Definition at line 2692 of file stm32l4xx_hal_pcd.c.

References __PCD_HandleTypeDef::DataInStageCallback, HAL_PCD_DataInStageCallback(), __PCD_HandleTypeDef::Instance, PCD_FREE_USER_BUFFER, PCD_GET_EP_DBUF0_CNT, PCD_GET_EP_DBUF1_CNT, PCD_SET_EP_DBUF0_CNT, PCD_SET_EP_DBUF1_CNT, and PCD_SET_EP_TX_STATUS.

Referenced by PCD_EP_ISR_Handler().

static HAL_StatusTypeDef PCD_EP_ISR_Handler

(

PCD_HandleTypeDef *

hpcd

)

[static]

This function handles PCD Endpoint interrupt request.

Parameters:

hpcd	PCD handle

Return values:

HAL

status

Definition at line 2338 of file stm32l4xx_hal_pcd.c.

References __PCD_HandleTypeDef::DataInStageCallback, __PCD_HandleTypeDef::DataOutStageCallback, HAL_PCD_DataInStageCallback(), HAL_PCD_DataOutStageCallback(), HAL_PCD_EP_DB_Receive(), HAL_PCD_EP_DB_Transmit(), HAL_PCD_SetupStageCallback(), __PCD_HandleTypeDef::IN_ep, __PCD_HandleTypeDef::Instance, __PCD_HandleTypeDef::OUT_ep, PCD_CLEAR_RX_EP_CTR, PCD_CLEAR_TX_EP_CTR, PCD_ENDP0, PCD_FREE_USER_BUFFER, PCD_GET_ENDPOINT, PCD_GET_EP_DBUF0_CNT, PCD_GET_EP_DBUF1_CNT, PCD_GET_EP_RX_CNT, PCD_GET_EP_TX_CNT, PCD_SET_EP_DBUF0_CNT, PCD_SET_EP_DBUF1_CNT, PCD_SET_EP_RX_CNT, PCD_SET_EP_RX_STATUS, __PCD_HandleTypeDef::Setup, __PCD_HandleTypeDef::SetupStageCallback, and __PCD_HandleTypeDef::USB_Address.

Referenced by HAL_PCD_IRQHandler().