C++ (Cpp) __HAL_HCD_ENABLE Examples

Example #1

File: stm32f1xx_hal_hcd.c Project: AntonLynnyk/Embedded

/**
  * @brief  Start the host driver
  * @param  hhcd: HCD handle
  * @retval HAL status
  */
HAL_StatusTypeDef HAL_HCD_Start(HCD_HandleTypeDef *hhcd)
{
  __HAL_LOCK(hhcd);
  __HAL_HCD_ENABLE(hhcd);
  USB_DriveVbus(hhcd->Instance, 1);
  __HAL_UNLOCK(hhcd); 
  return HAL_OK;
}

Example #2

File: stm32f4xx_hal_hcd.c Project: glocklueng/stm32f407_aoa

/**                                
  * @brief  Submit a new URB for processing 
  * @param  hhcd: HCD handle
  * @param  ch_num: Channel number.
  *         This parameter can be a value from 1 to 15
  * @param  direction: Channel number.
  *          This parameter can be one of these values:
  *           0 : Output / 1 : Input
  * @param  ep_type: Endpoint Type.
  *          This parameter can be one of these values:
  *            EP_TYPE_CTRL: Control type/
  *            EP_TYPE_ISOC: Isochronous type/
  *            EP_TYPE_BULK: Bulk type/
  *            EP_TYPE_INTR: Interrupt type/
  * @param  token: Endpoint Type.
  *          This parameter can be one of these values:
  *            0: HC_PID_SETUP / 1: HC_PID_DATA1
  * @param  pbuff: pointer to URB data
  * @param  length: Length of URB data
  * @param  do_ping: activate do ping protocol (for high speed only).
  *          This parameter can be one of these values:
  *           0 : do ping inactive / 1 : do ping active 
  * @retval HAL status
  */
HAL_StatusTypeDef HAL_HCD_HC_SubmitRequest(HCD_HandleTypeDef *hhcd,
                                           uint8_t ch_num, 
                                           uint8_t direction,
                                           uint8_t ep_type,  
                                           uint8_t token, 
                                           uint8_t* pbuff, 
                                           uint16_t length,
                                           uint8_t do_ping) 
{
  HAL_StatusTypeDef status;

  hhcd->hc[ch_num].ep_is_in = direction;
  hhcd->hc[ch_num].ep_type  = ep_type; 
  
  if(token == 0)
  {
    hhcd->hc[ch_num].data_pid = HC_PID_SETUP;
  }
  else
  {
    hhcd->hc[ch_num].data_pid = HC_PID_DATA1;
  }
  
  /* Manage Data Toggle */
  switch(ep_type)
  {
  case EP_TYPE_CTRL:
    if((token == 1) && (direction == 0)) /*send data */
    {
      if ( length == 0 )
      { /* For Status OUT stage, Length==0, Status Out PID = 1 */
        hhcd->hc[ch_num].toggle_out = 1;
      }
      
      /* Set the Data Toggle bit as per the Flag */
      if ( hhcd->hc[ch_num].toggle_out == 0)
      { /* Put the PID 0 */
        hhcd->hc[ch_num].data_pid = HC_PID_DATA0;    
      }
      else
      { /* Put the PID 1 */
        hhcd->hc[ch_num].data_pid = HC_PID_DATA1;
      }
      if(hhcd->hc[ch_num].urb_state  != URB_NOTREADY)
      {
        hhcd->hc[ch_num].do_ping = do_ping;
      }
    }
    break;
  
  case EP_TYPE_BULK:
    if(direction == 0)
    {
      /* Set the Data Toggle bit as per the Flag */
      if ( hhcd->hc[ch_num].toggle_out == 0)
      { /* Put the PID 0 */
        hhcd->hc[ch_num].data_pid = HC_PID_DATA0;    
      }
      else
      { /* Put the PID 1 */
        hhcd->hc[ch_num].data_pid = HC_PID_DATA1;
      }
      if(hhcd->hc[ch_num].urb_state  != URB_NOTREADY)
      {
        hhcd->hc[ch_num].do_ping = do_ping;
      }
    }
    else
    {
      if( hhcd->hc[ch_num].toggle_in == 0)
      {
        hhcd->hc[ch_num].data_pid = HC_PID_DATA0;
      }
      else
      {
        hhcd->hc[ch_num].data_pid = HC_PID_DATA1;
      }
    }
    
    break;
  case EP_TYPE_INTR:
    if(direction == 0)
    {
      /* Set the Data Toggle bit as per the Flag */
      if ( hhcd->hc[ch_num].toggle_out == 0)
      { /* Put the PID 0 */
        hhcd->hc[ch_num].data_pid = HC_PID_DATA0;    
      }
      else
      { /* Put the PID 1 */
        hhcd->hc[ch_num].data_pid = HC_PID_DATA1;
      }
    }
    else
    {
      if( hhcd->hc[ch_num].toggle_in == 0)
      {
        hhcd->hc[ch_num].data_pid = HC_PID_DATA0;
      }
      else
      {
        hhcd->hc[ch_num].data_pid = HC_PID_DATA1;
      }
    }
    break;
    
  case EP_TYPE_ISOC: 
    hhcd->hc[ch_num].data_pid = HC_PID_DATA0;
    break;  
  }
  
  hhcd->hc[ch_num].xfer_buff = pbuff;
  hhcd->hc[ch_num].xfer_len  = length;
  hhcd->hc[ch_num].urb_state =   URB_IDLE;  
  hhcd->hc[ch_num].xfer_count = 0;
  hhcd->hc[ch_num].ch_num = ch_num;
  hhcd->hc[ch_num].state = HC_IDLE;
  
  hc_helper_sumbit_request();

  __HAL_HCD_DISABLE(hhcd);

  if (!HAL_HCD_ATTACHED(hhcd))
  {
    USBH_UsrLog("USB_HC_StartXfer run after detached.");
    status = HAL_ERROR;
  }
  else {
    status = USB_HC_StartXfer(hhcd->Instance, &(hhcd->hc[ch_num]), hhcd->Init.dma_enable);
  }

  __HAL_HCD_ENABLE(hhcd);

  return status;
}