usb_bsp.c File Reference

#include "usb_bsp.h"
#include "stm32f4_discovery.h"

Include dependency graph for usb_bsp.c:

Macros
#define	USE_ACCURATE_TIME
#define	TIM_MSEC_DELAY   0x01
#define	TIM_USEC_DELAY   0x02
#define	HOST_OVRCURR_PORT   GPIOD
#define	HOST_OVRCURR_LINE   GPIO_Pin_5
#define	HOST_OVRCURR_PORT_SOURCE   GPIO_PortSourceGPIOD
#define	HOST_OVRCURR_PIN_SOURCE   GPIO_PinSourceD
#define	HOST_OVRCURR_PORT_RCC   RCC_APB2Periph_GPIOD
#define	HOST_OVRCURR_EXTI_LINE   EXTI_Line5
#define	HOST_OVRCURR_IRQn   EXTI9_5_IRQn
#define	HOST_POWERSW_PORT_RCC   RCC_AHB1Periph_GPIOC
#define	HOST_POWERSW_PORT   GPIOC
#define	HOST_POWERSW_VBUS   GPIO_Pin_0

Functions
static void	BSP_SetTime (uint8_t unit)
	BSP_SetTime Configures TIM2 for delay routine based on TIM2. More...
static void	BSP_Delay (uint32_t nTime, uint8_t unit)
	BSP_Delay Delay routine based on TIM2. More...
static void	USB_OTG_BSP_TimeInit (void)
	USB_OTG_BSP_TimeInit Initializes delay unit using Timer2. More...
void	BSP_Init (void)
	BSP_Init board user initializations. More...
void	USB_OTG_BSP_Init (USB_OTG_CORE_HANDLE *pdev)
	USB_OTG_BSP_Init Initilizes BSP configurations. More...
void	USB_OTG_BSP_EnableInterrupt (USB_OTG_CORE_HANDLE *pdev)
	USB_OTG_BSP_EnableInterrupt Configures USB Global interrupt. More...
void	USB_OTG_BSP_DriveVBUS (USB_OTG_CORE_HANDLE *pdev, uint8_t state)
	BSP_Drive_VBUS Drives the Vbus signal through IO. More...
void	USB_OTG_BSP_ConfigVBUS (USB_OTG_CORE_HANDLE *pdev)
	USB_OTG_BSP_ConfigVBUS Configures the IO for the Vbus and OverCurrent. More...
void	USB_OTG_BSP_uDelay (const uint32_t usec)
	USB_OTG_BSP_uDelay This function provides delay time in micro sec. More...
void	USB_OTG_BSP_mDelay (const uint32_t msec)
	USB_OTG_BSP_mDelay This function provides delay time in milli sec. More...
void	USB_OTG_BSP_TimerIRQ (void)
	USB_OTG_BSP_TimerIRQ Time base IRQ. More...

Variables
ErrorStatus	HSEStartUpStatus
__IO uint32_t	BSP_delay = 0

Macro Definition Documentation

#define HOST_OVRCURR_EXTI_LINE   EXTI_Line5

#define HOST_OVRCURR_IRQn   EXTI9_5_IRQn

#define HOST_OVRCURR_LINE   GPIO_Pin_5

#define HOST_OVRCURR_PIN_SOURCE   GPIO_PinSourceD

#define HOST_OVRCURR_PORT   GPIOD

#define HOST_OVRCURR_PORT_RCC   RCC_APB2Periph_GPIOD

#define HOST_OVRCURR_PORT_SOURCE   GPIO_PortSourceGPIOD

#define HOST_POWERSW_PORT   GPIOC

#define HOST_POWERSW_PORT_RCC   RCC_AHB1Periph_GPIOC

#define HOST_POWERSW_VBUS   GPIO_Pin_0

#define TIM_MSEC_DELAY   0x01

#define TIM_USEC_DELAY   0x02

#define USE_ACCURATE_TIME

Function Documentation

static void BSP_Delay ( uint32_t  nTime, uint8_t  unit  )

static

BSP_Delay Delay routine based on TIM2.

Parameters

nTime	: Delay Time
unit	: Delay Time unit : mili sec / micro sec

Return values

None

Here is the call graph for this function:

Here is the caller graph for this function:

void BSP_Init

(

void

)

BSP_Init board user initializations.

Parameters

None

Return values

None

static void BSP_SetTime ( uint8_t  unit )

static

BSP_SetTime Configures TIM2 for delay routine based on TIM2.

Parameters

unit	: msec /usec

Return values

None

Here is the caller graph for this function:

void USB_OTG_BSP_ConfigVBUS

(

USB_OTG_CORE_HANDLE *

pdev

)

USB_OTG_BSP_ConfigVBUS Configures the IO for the Vbus and OverCurrent.

Parameters

None

Return values

None

Here is the call graph for this function:

void USB_OTG_BSP_DriveVBUS	(	USB_OTG_CORE_HANDLE *	pdev,
		uint8_t	state
	)

BSP_Drive_VBUS Drives the Vbus signal through IO.

Parameters

state

: VBUS states

Return values

None

void USB_OTG_BSP_EnableInterrupt

(

USB_OTG_CORE_HANDLE *

pdev

)

USB_OTG_BSP_EnableInterrupt Configures USB Global interrupt.

Parameters

None

Return values

None

void USB_OTG_BSP_Init

(

USB_OTG_CORE_HANDLE *

pdev

)

USB_OTG_BSP_Init Initilizes BSP configurations.

Parameters

None

Return values

None

Here is the call graph for this function:

void USB_OTG_BSP_mDelay

(

const uint32_t

msec

)

USB_OTG_BSP_mDelay This function provides delay time in milli sec.

Parameters

msec	: Value of delay required in milli sec

Return values

None

Here is the call graph for this function:

Here is the caller graph for this function:

static void USB_OTG_BSP_TimeInit ( void  )

static

USB_OTG_BSP_TimeInit Initializes delay unit using Timer2.

Parameters

None

Return values

None

Here is the caller graph for this function:

void USB_OTG_BSP_TimerIRQ

(

void

)

USB_OTG_BSP_TimerIRQ Time base IRQ.

Parameters

None

Return values

None

Here is the caller graph for this function:

void USB_OTG_BSP_uDelay

(

const uint32_t

usec

)

USB_OTG_BSP_uDelay This function provides delay time in micro sec.

Parameters

usec	: Value of delay required in micro sec

Return values

None

Here is the call graph for this function:

Here is the caller graph for this function:

Variable Documentation

__IO uint32_t BSP_delay = 0

ErrorStatus HSEStartUpStatus