Collaboration diagram for USB_HOST:

Modules
	USBH_OTG_DRIVER

	STM32_USB_HOST_LIBRARY

Functions
static void	USBH_UserProcess (USBH_HandleTypeDef *phost, uint8_t id)

void	MX_USB_HOST_Init (void)
	USB Host initialization function. More...

void	MX_USB_HOST_Process (void)

void	Error_Handler (void)
	This function is executed in case of error occurrence. More...

USBH_StatusTypeDef	USBH_Get_USB_Status (HAL_StatusTypeDef hal_status)
	Retuns the USB status depending on the HAL status: More...

void	HAL_HCD_MspInit (HCD_HandleTypeDef *hcdHandle)

void	HAL_HCD_MspDeInit (HCD_HandleTypeDef *hcdHandle)

void	HAL_HCD_SOF_Callback (HCD_HandleTypeDef *hhcd)
	SOF callback. More...

void	HAL_HCD_Connect_Callback (HCD_HandleTypeDef *hhcd)
	SOF callback. More...

void	HAL_HCD_Disconnect_Callback (HCD_HandleTypeDef *hhcd)
	SOF callback. More...

void	HAL_HCD_HC_NotifyURBChange_Callback (HCD_HandleTypeDef *hhcd, uint8_t chnum, HCD_URBStateTypeDef urb_state)
	Notify URB state change callback. More...

void	HAL_HCD_PortEnabled_Callback (HCD_HandleTypeDef *hhcd)
	Port Port Enabled callback. More...

void	HAL_HCD_PortDisabled_Callback (HCD_HandleTypeDef *hhcd)
	Port Port Disabled callback. More...

USBH_StatusTypeDef	USBH_LL_Init (USBH_HandleTypeDef *phost)
	Initialize the low level portion of the host driver. More...

USBH_StatusTypeDef	USBH_LL_DeInit (USBH_HandleTypeDef *phost)
	De-Initialize the low level portion of the host driver. More...

USBH_StatusTypeDef	USBH_LL_Start (USBH_HandleTypeDef *phost)
	Start the low level portion of the host driver. More...

USBH_StatusTypeDef	USBH_LL_Stop (USBH_HandleTypeDef *phost)
	Stop the low level portion of the host driver. More...

USBH_SpeedTypeDef	USBH_LL_GetSpeed (USBH_HandleTypeDef *phost)
	Return the USB host speed from the low level driver. More...

USBH_StatusTypeDef	USBH_LL_ResetPort (USBH_HandleTypeDef *phost)
	Reset the Host port of the low level driver. More...

uint32_t	USBH_LL_GetLastXferSize (USBH_HandleTypeDef *phost, uint8_t pipe)
	Return the last transfered packet size. More...

USBH_StatusTypeDef	USBH_LL_OpenPipe (USBH_HandleTypeDef *phost, uint8_t pipe_num, uint8_t epnum, uint8_t dev_address, uint8_t speed, uint8_t ep_type, uint16_t mps)
	Open a pipe of the low level driver. More...

USBH_StatusTypeDef	USBH_LL_ClosePipe (USBH_HandleTypeDef *phost, uint8_t pipe)
	Close a pipe of the low level driver. More...

USBH_StatusTypeDef	USBH_LL_SubmitURB (USBH_HandleTypeDef phost, uint8_t pipe, uint8_t direction, uint8_t ep_type, uint8_t token, uint8_t pbuff, uint16_t length, uint8_t do_ping)
	Submit a new URB to the low level driver. More...

USBH_URBStateTypeDef	USBH_LL_GetURBState (USBH_HandleTypeDef *phost, uint8_t pipe)
	Get a URB state from the low level driver. More...

USBH_StatusTypeDef	USBH_LL_DriverVBUS (USBH_HandleTypeDef *phost, uint8_t state)
	Drive VBUS. More...

USBH_StatusTypeDef	USBH_LL_SetToggle (USBH_HandleTypeDef *phost, uint8_t pipe, uint8_t toggle)
	Set toggle for a pipe. More...

uint8_t	USBH_LL_GetToggle (USBH_HandleTypeDef *phost, uint8_t pipe)
	Return the current toggle of a pipe. More...

void	USBH_Delay (uint32_t Delay)
	Delay routine for the USB Host Library. More...

void	MX_DriverVbusHS (uint8_t state)
	Drive VBUS. More...

Variables
USBH_HandleTypeDef	hUsbHostHS

ApplicationTypeDef	Appli_state = APPLICATION_IDLE

HCD_HandleTypeDef	hhcd_USB_OTG_HS

Detailed Description

Function Documentation

◆ Error_Handler()

void Error_Handler ( void )

This function is executed in case of error occurrence.

Return values

None

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◆ HAL_HCD_Connect_Callback()

void HAL_HCD_Connect_Callback ( HCD_HandleTypeDef * hhcd )

SOF callback.

Parameters

hhcd	HCD handle

Return values

None

◆ HAL_HCD_Disconnect_Callback()

void HAL_HCD_Disconnect_Callback ( HCD_HandleTypeDef * hhcd )

SOF callback.

Parameters

hhcd	HCD handle

Return values

None

◆ HAL_HCD_HC_NotifyURBChange_Callback()

void HAL_HCD_HC_NotifyURBChange_Callback	(	HCD_HandleTypeDef *	hhcd,
		uint8_t	chnum,
		HCD_URBStateTypeDef	urb_state
	)

Notify URB state change callback.

Parameters

hhcd	HCD handle
chnum	channel number
urb_state	state

Return values

None

◆ HAL_HCD_MspDeInit()

void HAL_HCD_MspDeInit ( HCD_HandleTypeDef * hcdHandle )

USB_OTG_HS GPIO Configuration PB5 ---—> USB_OTG_HS_ULPI_D7 PI11 ---—> USB_OTG_HS_ULPI_DIR PC0 ---—> USB_OTG_HS_ULPI_STP PH4 ---—> USB_OTG_HS_ULPI_NXT PB10 ---—> USB_OTG_HS_ULPI_D3 PB11 ---—> USB_OTG_HS_ULPI_D4 PA5 ---—> USB_OTG_HS_ULPI_CK PB1 ---—> USB_OTG_HS_ULPI_D2 PB12 ---—> USB_OTG_HS_ULPI_D5 PA3 ---—> USB_OTG_HS_ULPI_D0 PB0 ---—> USB_OTG_HS_ULPI_D1 PB13 ---—> USB_OTG_HS_ULPI_D6

◆ HAL_HCD_MspInit()

void HAL_HCD_MspInit ( HCD_HandleTypeDef * hcdHandle )

USB_OTG_HS GPIO Configuration PB5 ---—> USB_OTG_HS_ULPI_D7 PI11 ---—> USB_OTG_HS_ULPI_DIR PC0 ---—> USB_OTG_HS_ULPI_STP PH4 ---—> USB_OTG_HS_ULPI_NXT PB10 ---—> USB_OTG_HS_ULPI_D3 PB11 ---—> USB_OTG_HS_ULPI_D4 PA5 ---—> USB_OTG_HS_ULPI_CK PB1 ---—> USB_OTG_HS_ULPI_D2 PB12 ---—> USB_OTG_HS_ULPI_D5 PA3 ---—> USB_OTG_HS_ULPI_D0 PB0 ---—> USB_OTG_HS_ULPI_D1 PB13 ---—> USB_OTG_HS_ULPI_D6

◆ HAL_HCD_PortDisabled_Callback()

void HAL_HCD_PortDisabled_Callback ( HCD_HandleTypeDef * hhcd )

Port Port Disabled callback.

Parameters

hhcd	HCD handle

Return values

None

◆ HAL_HCD_PortEnabled_Callback()

void HAL_HCD_PortEnabled_Callback ( HCD_HandleTypeDef * hhcd )

Port Port Enabled callback.

Parameters

hhcd	HCD handle

Return values

None

◆ HAL_HCD_SOF_Callback()

void HAL_HCD_SOF_Callback ( HCD_HandleTypeDef * hhcd )

SOF callback.

Parameters

hhcd	HCD handle

Return values

None

◆ MX_DriverVbusHS()

void MX_DriverVbusHS ( uint8_t state )

Drive VBUS.

Parameters

state

: VBUS state This parameter can be one of the these values:

1 : VBUS Active
0 : VBUS Inactive

References data.

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◆ MX_USB_HOST_Init()

void MX_USB_HOST_Init ( void )

USB Host initialization function.

Init USB host library, add supported class and start the library

Return values

None

References Error_Handler(), HOST_HS, hUsbHostHS, and USBH_UserProcess().

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◆ MX_USB_HOST_Process()

void MX_USB_HOST_Process ( void )

References hUsbHostHS.

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◆ USBH_Delay()

void USBH_Delay ( uint32_t Delay )

Delay routine for the USB Host Library.

Parameters

Delay Delay in ms

Return values

None

◆ USBH_Get_USB_Status()

USBH_StatusTypeDef USBH_Get_USB_Status ( HAL_StatusTypeDef hal_status )

Retuns the USB status depending on the HAL status:

Parameters

hal_status HAL status

Return values

USB status

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◆ USBH_LL_ClosePipe()

USBH_StatusTypeDef USBH_LL_ClosePipe	(	USBH_HandleTypeDef *	phost,
		uint8_t	pipe
	)

Close a pipe of the low level driver.

Parameters

phost	Host handle
pipe	Pipe index

Return values

USBH status

References USBH_Get_USB_Status().

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◆ USBH_LL_DeInit()

USBH_StatusTypeDef USBH_LL_DeInit ( USBH_HandleTypeDef * phost )

De-Initialize the low level portion of the host driver.

Parameters

phost Host handle

Return values

USBH status

References USBH_Get_USB_Status().

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◆ USBH_LL_DriverVBUS()

USBH_StatusTypeDef USBH_LL_DriverVBUS	(	USBH_HandleTypeDef *	phost,
		uint8_t	state
	)

Drive VBUS.

Parameters

phost	Host handle
state	: VBUS state This parameter can be one of the these values: 0 : VBUS Inactive 1 : VBUS Active

Return values

Status

References HOST_HS, and MX_DriverVbusHS().

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◆ USBH_LL_GetLastXferSize()

uint32_t USBH_LL_GetLastXferSize	(	USBH_HandleTypeDef *	phost,
		uint8_t	pipe
	)

Return the last transfered packet size.

Parameters

phost	Host handle
pipe	Pipe index

Return values

Packet size

◆ USBH_LL_GetSpeed()

USBH_SpeedTypeDef USBH_LL_GetSpeed ( USBH_HandleTypeDef * phost )

Return the USB host speed from the low level driver.

Parameters

phost Host handle

Return values

USBH speeds

◆ USBH_LL_GetToggle()

uint8_t USBH_LL_GetToggle	(	USBH_HandleTypeDef *	phost,
		uint8_t	pipe
	)

Return the current toggle of a pipe.

Parameters

phost	Host handle
pipe	Pipe index

Return values

toggle (0/1)

◆ USBH_LL_GetURBState()

USBH_URBStateTypeDef USBH_LL_GetURBState	(	USBH_HandleTypeDef *	phost,
		uint8_t	pipe
	)

Get a URB state from the low level driver.

Parameters

phost	Host handle
pipe	Pipe index This parameter can be a value from 1 to 15

Return values

URB	state This parameter can be one of the these values: URB_IDLE URB_DONE URB_NOTREADY URB_NYET URB_ERROR URB_STALL

◆ USBH_LL_Init()

USBH_StatusTypeDef USBH_LL_Init ( USBH_HandleTypeDef * phost )

Initialize the low level portion of the host driver.

Parameters

phost Host handle

Return values

USBH status

References Error_Handler(), hhcd_USB_OTG_HS, and HOST_HS.

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◆ USBH_LL_OpenPipe()

USBH_StatusTypeDef USBH_LL_OpenPipe	(	USBH_HandleTypeDef *	phost,
		uint8_t	pipe_num,
		uint8_t	epnum,
		uint8_t	dev_address,
		uint8_t	speed,
		uint8_t	ep_type,
		uint16_t	mps
	)

Open a pipe of the low level driver.

Parameters

phost	Host handle
pipe_num	Pipe index
epnum	Endpoint number
dev_address	Device USB address
speed	Device Speed
ep_type	Endpoint type
mps	Endpoint max packet size

Return values

USBH status

References USBH_Get_USB_Status().

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◆ USBH_LL_ResetPort()

USBH_StatusTypeDef USBH_LL_ResetPort ( USBH_HandleTypeDef * phost )

Reset the Host port of the low level driver.

Parameters

phost Host handle

Return values

USBH status

References USBH_Get_USB_Status().

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◆ USBH_LL_SetToggle()

USBH_StatusTypeDef USBH_LL_SetToggle	(	USBH_HandleTypeDef *	phost,
		uint8_t	pipe,
		uint8_t	toggle
	)

Set toggle for a pipe.

Parameters

phost	Host handle
pipe	Pipe index
toggle	toggle (0/1)

Return values

Status

◆ USBH_LL_Start()

USBH_StatusTypeDef USBH_LL_Start ( USBH_HandleTypeDef * phost )

Start the low level portion of the host driver.

Parameters

phost Host handle

Return values

USBH status

References USBH_Get_USB_Status().

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◆ USBH_LL_Stop()

USBH_StatusTypeDef USBH_LL_Stop ( USBH_HandleTypeDef * phost )

Stop the low level portion of the host driver.

Parameters

phost Host handle

Return values

USBH status

References USBH_Get_USB_Status().

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◆ USBH_LL_SubmitURB()

USBH_StatusTypeDef USBH_LL_SubmitURB	(	USBH_HandleTypeDef *	phost,
		uint8_t	pipe,
		uint8_t	direction,
		uint8_t	ep_type,
		uint8_t	token,
		uint8_t *	pbuff,
		uint16_t	length,
		uint8_t	do_ping
	)

Submit a new URB to the low level driver.

Parameters

phost	Host handle
pipe	Pipe index This parameter can be a value from 1 to 15
direction	: Channel number This parameter can be one of the these values: 0 : Output 1 : Input
ep_type	: Endpoint Type This parameter can be one of the these values: EP_TYPE_CTRL: Control type EP_TYPE_ISOC: Isochrounous type EP_TYPE_BULK: Bulk type EP_TYPE_INTR: Interrupt type
token	: Endpoint Type This parameter can be one of the these values: 0: PID_SETUP 1: PID_DATA
pbuff	: pointer to URB data
length	: Length of URB data
do_ping	: activate do ping protocol (for high speed only) This parameter can be one of the these values: 0 : do ping inactive 1 : do ping active

Return values

Status

References USBH_Get_USB_Status().

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◆ USBH_UserProcess()

static void USBH_UserProcess	(	USBH_HandleTypeDef *	phost,
		uint8_t	id
	)

static

References Appli_state, APPLICATION_DISCONNECT, APPLICATION_READY, and APPLICATION_START.

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Variable Documentation

◆ Appli_state

ApplicationTypeDef Appli_state = APPLICATION_IDLE

◆ hhcd_USB_OTG_HS

HCD_HandleTypeDef hhcd_USB_OTG_HS

◆ hUsbHostHS

USBH_HandleTypeDef hUsbHostHS

Modules

Functions

Variables

Detailed Description

Function Documentation

◆ Error_Handler()

◆ HAL_HCD_Connect_Callback()

◆ HAL_HCD_Disconnect_Callback()

◆ HAL_HCD_HC_NotifyURBChange_Callback()

◆ HAL_HCD_MspDeInit()

◆ HAL_HCD_MspInit()

◆ HAL_HCD_PortDisabled_Callback()

◆ HAL_HCD_PortEnabled_Callback()

◆ HAL_HCD_SOF_Callback()

◆ MX_DriverVbusHS()

◆ MX_USB_HOST_Init()

◆ MX_USB_HOST_Process()

◆ USBH_Delay()

◆ USBH_Get_USB_Status()

◆ USBH_LL_ClosePipe()

◆ USBH_LL_DeInit()

◆ USBH_LL_DriverVBUS()

◆ USBH_LL_GetLastXferSize()

◆ USBH_LL_GetSpeed()

◆ USBH_LL_GetToggle()

◆ USBH_LL_GetURBState()

◆ USBH_LL_Init()

◆ USBH_LL_OpenPipe()

◆ USBH_LL_ResetPort()

◆ USBH_LL_SetToggle()

◆ USBH_LL_Start()

◆ USBH_LL_Stop()

◆ USBH_LL_SubmitURB()

◆ USBH_UserProcess()

Variable Documentation

◆ Appli_state

◆ hhcd_USB_OTG_HS

◆ hUsbHostHS