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C++ HCD_IsDeviceConnected函数代码示例

原作者: [db:作者] 来自: [db:来源] 收藏 邀请

本文整理汇总了C++中HCD_IsDeviceConnected函数的典型用法代码示例。如果您正苦于以下问题:C++ HCD_IsDeviceConnected函数的具体用法?C++ HCD_IsDeviceConnected怎么用?C++ HCD_IsDeviceConnected使用的例子?那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。



在下文中一共展示了HCD_IsDeviceConnected函数的20个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于我们的系统推荐出更棒的C++代码示例。

示例1: USBH_MSC_Read10

BOOL USB_MSC_Driver::Read( void* context, ByteAddress Address, UINT32 NumBytes, BYTE * pSectorBuff ){

	USB_OTG_CORE_HANDLE *pDev = (USB_OTG_CORE_HANDLE*)context;
	BYTE status = USBH_MSC_OK;

	if(!HCD_IsDeviceConnected(pDev)){
		return FALSE;
	}
	//flat adressing
	SectorAddress startSector = Address / 512;
	if (Address % 512 != 0) {
		CLR_Debug::Printf( "USB_MSC_Driver::Read error: Adress must match a sector start, sector=%08x, Address=%08x, NumBytes %d\r\n", startSector, Address, NumBytes);
		return FALSE;
	}
	//CLR_Debug::Printf( "USB_MSC_Driver::Read() address=%lld, numBytes=%d sector=%d\r\n", Address, NumBytes, startSector);
	//CLR_Debug::Printf( "USB_MSC_Driver::Read offset=%d, StartSector=0x%08x, Address=%08x, NumBytes %d\r\n", offset, StartSector, Address, NumBytes);
	USBH_MSC_BOTXferParam.CmdStateMachine = CMD_SEND_STATE;
	do {
		status = USBH_MSC_Read10(pDev, pSectorBuff, startSector, NumBytes);
		USBH_MSC_HandleBOTXfer(pDev ,&USB_Host);

		if(!HCD_IsDeviceConnected(pDev)) { 
			//CLR_Debug::Printf( "USB_MSC_Driver::Read() USB device disconnection when reading\r\n");
			return FALSE;
		}      
	} while(status == USBH_MSC_BUSY );

	if(status != USBH_MSC_OK)
		return FALSE;

	return TRUE;
}
开发者ID:NicolasG3,项目名称:NETMF4.3_Community,代码行数:32,代码来源:USB_MSC_Driver.cpp


示例2: disk_read

DRESULT disk_read (
                   BYTE drv,			/* Physical drive number (0) */
                   BYTE *buff,			/* Pointer to the data buffer to store read data */
                   DWORD sector,		/* Start sector number (LBA) */
                   BYTE count			/* Sector count (1..255) */
                     )
{
  BYTE status = USBH_MSC_OK;

  if (drv || !count) return RES_PARERR;
  if (Stat & STA_NOINIT) return RES_NOTRDY;


  if(HCD_IsDeviceConnected(&USB_OTG_Core))
  {

    do
    {
      status = USBH_MSC_Read10(&USB_OTG_Core, buff,sector,512);
      USBH_MSC_HandleBOTXfer(&USB_OTG_Core ,&USB_Host);

      if(!HCD_IsDeviceConnected(&USB_OTG_Core))
      {
        return RES_ERROR;
      }
    }
    while(status == USBH_MSC_BUSY );
  }

  if(status == USBH_MSC_OK)
    return RES_OK;
  return RES_ERROR;

}
开发者ID:tim37021,项目名称:GuitarBot,代码行数:34,代码来源:usbh_msc_fatfs.c


示例3: msc_write

/***********************************************************
* Function:       // 函数名称
* Description:    // 函数功能、性能等的描述
* Input:          // 1.输入参数1,说明,包括每个参数的作用、取值说明及参数间关系
* Input:          // 2.输入参数2,说明,包括每个参数的作用、取值说明及参数间关系
* Output:         // 1.输出参数1,说明
* Return:         // 函数返回值的说明
* Others:         // 其它说明
***********************************************************/
static rt_size_t msc_write( rt_device_t dev, rt_off_t sector, const void* buff, rt_size_t count )
{
	BYTE status = USBH_MSC_OK;
	if( HCD_IsDeviceConnected( &USB_OTG_Core ) )
	{
		do
		{
			status = USBH_MSC_Write10( &USB_OTG_Core, (BYTE*)buff, sector, 512 * count );
			USBH_MSC_HandleBOTXfer( &USB_OTG_Core, &USB_Host );

			if( !HCD_IsDeviceConnected( &USB_OTG_Core ) )
			{
				//return RES_ERROR;
				rt_kprintf( "\n%s error", __func__ );
				return USBH_MSC_FAIL;
			}
		}

		while( status == USBH_MSC_BUSY );
	}
	if( status == USBH_MSC_OK )
	{
		return count;
	}
	return 0xff;
}
开发者ID:mildrock,项目名称:705_1,代码行数:35,代码来源:usbh_usr.c


示例4: TM_FATFS_USB_disk_read

/*-----------------------------------------------------------------------*/
DRESULT TM_FATFS_USB_disk_read (
	BYTE *buff,		/* Data buffer to store read data */
	DWORD sector,	/* Sector address (LBA) */
	UINT count		/* Number of sectors to read (1..128) */
)
{
	BYTE status = USBH_MSC_OK;
	uint32_t timeout;

	if (!count) {
		return RES_PARERR;
	}
	if (USB_Stat & STA_NOINIT) {
		return RES_NOTRDY;
	}

	if (HCD_IsDeviceConnected(&USB_OTG_Core) && TM_USB_MSCHOST_INT_Result == TM_USB_MSCHOST_Result_Connected) {
		timeout = FATFS_USB_TIMEOUT;
		do
		{
			status = USBH_MSC_Read10(&USB_OTG_Core, buff, sector, 512 * count);
			USBH_MSC_HandleBOTXfer(&USB_OTG_Core, &USB_Host);

			if (!HCD_IsDeviceConnected(&USB_OTG_Core)) { 
				return RES_ERROR;
			}
		} while (status == USBH_MSC_BUSY && timeout--);
	}

	if (status == USBH_MSC_OK) {
		return RES_OK;
	}
	return RES_ERROR;
}
开发者ID:deviosss,项目名称:stm32f429,代码行数:35,代码来源:fatfs_usb.c


示例5: TM_FATFS_USB_disk_write

DRESULT TM_FATFS_USB_disk_write (
	const BYTE *buff,	/* Data to be written */
	DWORD sector,		/* Sector address (LBA) */
	UINT count			/* Number of sectors to write (1..128) */
)
{
	BYTE status = USBH_MSC_OK;
	if (!count) {
		return RES_PARERR;
	}
	if (USB_Stat & STA_NOINIT) {
		return RES_NOTRDY;
	}
//	if (TM_USB_MSCHOST_INT_Result == TM_USB_MSCHOST_Result_WriteProtected) {
//		return RES_WRPRT;
//	}

	if (HCD_IsDeviceConnected(&USB_OTG_Core) && USBH_USR_MSC_IsReady()) {
		//USBH_MSC_Init(&USB_OTG_Core);
		do
		{
			status = USBH_MSC_Write10(&USB_OTG_Core, (BYTE*)buff, sector, 512 * count);
			USBH_MSC_HandleBOTXfer(&USB_OTG_Core, &USB_Host);

			if (!HCD_IsDeviceConnected(&USB_OTG_Core)) {
				return RES_ERROR;
			}
		} while (status == USBH_MSC_BUSY);
	}

	if (status == USBH_MSC_OK) {
		return RES_OK;
	}
	return RES_ERROR;
}
开发者ID:GabrielVictorino,项目名称:NucleoF401-USB-HOST-DEVICE,代码行数:35,代码来源:fatfs_usb.c


示例6: TM_FATFS_USB_disk_read

/*-----------------------------------------------------------------------*/
DRESULT TM_FATFS_USB_disk_read (
	BYTE *buff,		/* Data buffer to store read data */
	DWORD sector,	/* Sector address (LBA) */
	UINT count		/* Number of sectors to read (1..128) */
)
{
	BYTE status = USBH_MSC_OK;

	if (!count) {
		return RES_PARERR;
	}
	if (USB_Stat & STA_NOINIT) {
		return RES_NOTRDY;
	}

	if (HCD_IsDeviceConnected(&USB_OTG_Core) && USBH_USR_MSC_IsReady()) {
		//USBH_MSC_Init(&USB_OTG_Core);
		do
		{
			status = USBH_MSC_Read10(&USB_OTG_Core, buff, sector, 512 * count);
			USBH_MSC_HandleBOTXfer(&USB_OTG_Core, &USB_Host);

			if (!HCD_IsDeviceConnected(&USB_OTG_Core)) { 
				return RES_ERROR;
			}
		} while (status == USBH_MSC_BUSY);
	}

	if (status == USBH_MSC_OK) {
		return RES_OK;
	}
	return RES_ERROR;
}
开发者ID:GabrielVictorino,项目名称:NucleoF401-USB-HOST-DEVICE,代码行数:34,代码来源:fatfs_usb.c


示例7: msc_read

/***********************************************************
* Function:       // 函数名称
* Description:    // 函数功能、性能等的描述
* Input:          // 1.输入参数1,说明,包括每个参数的作用、取值说明及参数间关系
* Input:          // 2.输入参数2,说明,包括每个参数的作用、取值说明及参数间关系
* Output:         // 1.输出参数1,说明
* Return:         // 函数返回值的说明
* Others:         // 其它说明
***********************************************************/
static rt_size_t msc_read( rt_device_t dev, rt_off_t sector, void *buff, rt_size_t count )
{
    __IO uint8_t status = USBH_MSC_OK;
    if( HCD_IsDeviceConnected( &USB_OTG_Core ) )
    {
        do
        {
            status = USBH_MSC_Read10( &USB_OTG_Core, buff, sector, 512 * count );
            USBH_MSC_HandleBOTXfer( &USB_OTG_Core, &USB_Host );

            if( !HCD_IsDeviceConnected( &USB_OTG_Core ) )
            {
                //return RES_ERROR;
                rt_kprintf( "%s error\r\n", __func__ );
                return USBH_MSC_FAIL;
            }
        }
        while( status == USBH_MSC_BUSY );
    }
    if( status == USBH_MSC_OK )
    {
        return count;
    }
    return 0xff;
}
开发者ID:nathanlnw,项目名称:tw705_HB_gghypt,代码行数:34,代码来源:usbh_usr.c


示例8: disk_write

DRESULT disk_write (
                    BYTE drv,			/* Physical drive number (0) */
                    const BYTE *buff,	/* Pointer to the data to be written */
                    DWORD sector,		/* Start sector number (LBA) */
                    BYTE count			/* Sector count (1..255) */
                      )
{
  BYTE status = USBH_MSC_OK;
  if (drv || !count) return RES_PARERR;
  if (Stat & STA_NOINIT) return RES_NOTRDY;
  if (Stat & STA_PROTECT) return RES_WRPRT;
  
  
  if(HCD_IsDeviceConnected(&usbOTGHost))
  {  
    do
    {
      status = USBH_MSC_Write10(&usbOTGHost,(BYTE*)buff, sector, 512*count);
      USBH_MSC_HandleBOTXfer(&usbOTGHost, &usbHost);
      
      if(!HCD_IsDeviceConnected(&usbOTGHost))
      { 
        return RES_ERROR;
      }
    }
    
    while(status == USBH_MSC_BUSY );
    
  }
  
  if(status == USBH_MSC_OK)
    return RES_OK;
  return RES_ERROR;
}
开发者ID:matrix12x,项目名称:preenFM2,代码行数:34,代码来源:usbh_msc_fatfs.c


示例9: USBH_MSC_Write10

BOOL USB_MSC_Driver::Write( void* context, ByteAddress Address, UINT32 NumBytes, BYTE * pSectorBuff, BOOL ReadModifyWrite ){
	//CLR_Debug::Printf( "USB_MSC_Driver::Write(*, %08x, %08x, *)\r\n", Address, NumBytes);

	USB_OTG_CORE_HANDLE *pDev = (USB_OTG_CORE_HANDLE*)context;
	BYTE status = USBH_MSC_OK;

	if(!HCD_IsDeviceConnected(pDev)){
		//CLR_Debug::Printf( "USB_MSC_Driver::Read() no USB device connected\r\n");
		return FALSE;
	}

	UINT32 StartSector = g_USB_MSC_DeviceInfo.PhysicalToSectorAddress( &g_USB_MSC_DeviceInfo.Regions[0], Address);
	//flat adressing
	SectorAddress startSector = Address / 512;
	if (Address % 512 != 0) {
		CLR_Debug::Printf( "USB_MSC_Driver::Write error: Adress must match a sector start, sector=%08x, Address=%08x, NumBytes %d\r\n", startSector, Address, NumBytes);
		return FALSE;
	}
	USBH_MSC_BOTXferParam.CmdStateMachine=CMD_SEND_STATE;
	do {
		status = USBH_MSC_Write10(pDev, pSectorBuff, StartSector, NumBytes);
		USBH_MSC_HandleBOTXfer(pDev ,&USB_Host);

		if(!HCD_IsDeviceConnected(pDev)) { 
			//CLR_Debug::Printf( "USB_MSC_Driver::Write() USB device disconnection when writing\r\n");
			return FALSE;
		}      
	} while(status == USBH_MSC_BUSY );

	if(status != USBH_MSC_OK)
		return FALSE;

	return TRUE;
}
开发者ID:NicolasG3,项目名称:NETMF4.3_Community,代码行数:34,代码来源:USB_MSC_Driver.cpp


示例10: USBH_MSC_Issue_GETMaxLUN

USBH_Status USBH_MSC_Issue_GETMaxLUN(USB_OTG_CORE_HANDLE *pdev)
{
  USBH_Status status = USBH_BUSY;
  USBH_MSC_BOTXferParam.CmdStateMachine = CMD_SEND_STATE;
  if(HCD_IsDeviceConnected(&USB_OTG_FS_dev))
  {  
    do
    {
      status = USBH_MSC_GETMaxLUN(pdev);
    }
    while((status == USBH_BUSY ) && HCD_IsDeviceConnected(&USB_OTG_FS_dev));
  } 
  return(status);
}
开发者ID:prid77,项目名称:Reference,代码行数:14,代码来源:usbh_msc_core.c


示例11: MOD_HandleModulesBackground

/**
  * @brief  Handle Modules Background processes in the main task
  * @param  None
  * @retval None
*/
void MOD_HandleModulesBackground (void)
{
  uint32_t idx = 0, group = 0;  
  
   
  for (group = 0; group < MAX_GROUP_NUM; group ++)
  {
    for (idx = 0 ; idx < MOD_table[group].counter ; idx ++)
    {
      if (MOD_table[group].module[idx]->background != NULL)
      {
        MOD_table[group].module[idx]->background();
      }
    }
  }

  if((USB_Host_Application_Ready == 0) || (HCD_IsDeviceConnected(&USB_OTG_Core) == 0))
  {
    USBH_Process(&USB_OTG_Core, &USB_Host);   
  }
  
  if(SDStorage_StateChanged() < 0)
  {
      MOD_HandleModulesClanup(MSD_MEDIA_STORAGE);
  }
}
开发者ID:denisweir,项目名称:STM32F40X,代码行数:31,代码来源:mod_core.c


示例12: if_writeBuf

int8_t if_writeBuf(hwInterface* file,uint32_t address,uint8_t* buf)
{
  int8_t status = EFS_ERROR;
  
  if(HCD_IsDeviceConnected(&USB_OTG_FS_dev))
  {  
    do
    {
      status = USBH_MSC_Write10(buf,address,USBH_MSC_PAGE_LENGTH);
      USBH_MSC_HandleBOTXfer();
    }
    while((status == USBH_MSC_BUSY ) && \
      (HCD_IsDeviceConnected(&USB_OTG_FS_dev)));
  }
  return(status);
}
开发者ID:ngocthanhtnt,项目名称:ledshow,代码行数:16,代码来源:usbh_msc_fs_interface.c


示例13: Show_Image

/**
* @brief  Show_Image 
*         Displays BMP image
* @param  None
* @retval None
*/
static void Show_Image(void)
{
  uint16_t i = 0;
  uint16_t numOfReadBytes = 0;
  FRESULT res; 

  LCD_SetDisplayWindow(0, 0, 320, 240);
  LCD_WriteReg(SSD2119_ENTRY_MODE_REG, ENTRY_MODE_BMP);
  LCD_WriteRAM_Prepare(); /* Prepare to write GRAM */

  /* Bypass Bitmap header */ 
  f_lseek (&file, 54);
  
  while (HCD_IsDeviceConnected(&USB_OTG_Core))
  {
    res = f_read(&file, Image_Buf, IMAGE_BUFFER_SIZE, (void *)&numOfReadBytes);
    if ((numOfReadBytes == 0) || (res != FR_OK)) {
      /*EOF or Error*/ 
      LCD_WriteReg(SSD2119_ENTRY_MODE_REG, ENTRY_MODE_DEFAULT);		
      break; 
    }
    for (i = 0 ; i < IMAGE_BUFFER_SIZE; i+= 2) {
      LCD_WriteRAM(Image_Buf[i+1] << 8 | Image_Buf[i]); 
    } 
  }
}
开发者ID:nhaberla,项目名称:stm32f4,代码行数:32,代码来源:usbh_usr_lcd.c


示例14: USBH_USR_BackgroundProcess

/**
  * @brief  Handle Modules Background processes in the main task
  * @param  None
  * @retval None
*/
void USBH_USR_BackgroundProcess (void)
{
  if((USB_Host_Application_Ready == 0) || (HCD_IsDeviceConnected(&USB_OTG_Core) == 0))
  {
    USBH_Process(&USB_OTG_Core, &USB_Host);   
  }
}
开发者ID:ChingHengWang,项目名称:stm32_ws,代码行数:12,代码来源:usbh_usr.c


示例15: Show_Image

/**
* @brief  Show_Image
*         Displays BMP image
* @param  None
* @retval None
*/
static void Show_Image(void)
{

  uint16_t i = 0;
  uint16_t numOfReadBytes = 0;
  FRESULT res;

  //LCD_SetDisplayWindow(239, 319, 240, 320);
  //LCD_WriteReg(R3, 0x1008);
  //LCD_WriteRAM_Prepare(); /* Prepare to write GRAM */

  /* Bypass Bitmap header */
  f_lseek (&file, 54);

  while (HCD_IsDeviceConnected(&USB_OTG_Core))
  {
    res = f_read(&file, Image_Buf, IMAGE_BUFFER_SIZE, (void *)&numOfReadBytes);
    if((numOfReadBytes == 0) || (res != FR_OK)) /*EOF or Error*/
    {
      break;
    }
    for(i = 0 ; i < IMAGE_BUFFER_SIZE; i+= 2)
    {
      //LCD_WriteRAM(Image_Buf[i+1] << 8 | Image_Buf[i]);
    }
  }

}
开发者ID:greentechhobby,项目名称:GES_SolarMPPT,代码行数:34,代码来源:usbh_usr.c


示例16: if_initInterface

/**
  * @brief  if_initInterface
  *         Initialises the EFSL interface parameters
  * @param  file : File pointer
  * @param  opts : Optional Parameter. Not used here.
  * @retval Status : 0 -> Pass, -1 -> Fail
  */
int8_t if_initInterface(hwInterface* file, char* opts)
{
  if(HCD_IsDeviceConnected(&USB_OTG_FS_dev))
  {  
        file->sectorCount = USBH_MSC_Param.MSCapacity; 
  }
  return(EFS_PASS);
}
开发者ID:ngocthanhtnt,项目名称:ledshow,代码行数:15,代码来源:usbh_msc_fs_interface.c


示例17: if_TestUnitReady

int8_t if_TestUnitReady(void)
{
  int8_t status = EFS_ERROR;
  if(HCD_IsDeviceConnected(&USB_OTG_FS_dev))
  {  
    do
    {
      status = USBH_MSC_TestUnitReady();
      USBH_MSC_HandleBOTXfer();
    }
    while((status == USBH_MSC_BUSY ) && \
      (HCD_IsDeviceConnected(&USB_OTG_FS_dev)));
  }
  
  return(status);
  
}
开发者ID:ngocthanhtnt,项目名称:ledshow,代码行数:17,代码来源:usbh_msc_fs_interface.c


示例18: USBH_USR_BackgroundProcess

void USBH_USR_BackgroundProcess(void)
{
	if ((	USBH_USR_ApplicationState != USH_USR_READY
		&&	USBH_USR_ApplicationState != USH_USR_PROCESS
			)
	||  HCD_IsDeviceConnected(&USB_OTG_Core) == 0
		)
		USBH_Process(&USB_OTG_Core, &USB_Host);
}
开发者ID:Blue-Design,项目名称:CNC-STM32,代码行数:9,代码来源:usbh_usr.c


示例19: TM_FATFS_USB_disk_initialize

/*-----------------------------------------------------------------------*/
DSTATUS TM_FATFS_USB_disk_initialize(void) {
	if (HCD_IsDeviceConnected(&USB_OTG_Core) && USBH_USR_MSC_IsReady()) {
		USB_Stat &= ~STA_NOINIT;
	} else {
		USB_Stat |= STA_NOINIT;
	}

	return USB_Stat;
}
开发者ID:GabrielVictorino,项目名称:NucleoF401-USB-HOST-DEVICE,代码行数:10,代码来源:fatfs_usb.c


示例20: TM_FATFS_USB_disk_initialize

/*-----------------------------------------------------------------------*/
DSTATUS TM_FATFS_USB_disk_initialize(void) {
	if (HCD_IsDeviceConnected(&USB_OTG_Core) && TM_USB_MSCHOST_INT_Result == TM_USB_MSCHOST_Result_Connected) {
		USB_Stat &= ~STA_NOINIT;
	} else {
		USB_Stat |= STA_NOINIT;
	}

	return USB_Stat;
}
开发者ID:deviosss,项目名称:stm32f429,代码行数:10,代码来源:fatfs_usb.c



注:本文中的HCD_IsDeviceConnected函数示例由纯净天空整理自Github/MSDocs等源码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。


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