C++ (Cpp) usbfwResetHandler Examples

Example #1

File: _hal_uart_usb.c Project: sdhczw/ACGatewayDemo

/***********************************************************************************
* @fn           halUartPollEvt
*
* @brief        Poll for USB events which are not directly related to the UART.
*
* @param        none
*
* @return       none
*/
void halUartPollEvt(void)
{
  /* Handle reset signaling on the bus */
  if (USBIRQ_GET_EVENT_MASK() & USBIRQ_EVENT_RESET)
  {
    USBIRQ_CLEAR_EVENTS(USBIRQ_EVENT_RESET);
    usbfwResetHandler();
  }

  /* Handle packets on EP0 */
  if (USBIRQ_GET_EVENT_MASK() & USBIRQ_EVENT_SETUP)
  {
    USBIRQ_CLEAR_EVENTS(USBIRQ_EVENT_SETUP);
    usbfwSetupHandler();
  }

  /* Handle USB suspend */
  if (USBIRQ_GET_EVENT_MASK() & USBIRQ_EVENT_SUSPEND)
  {
    /* Clear USB suspend interrupt */
    USBIRQ_CLEAR_EVENTS(USBIRQ_EVENT_SUSPEND);

#if HAL_UART_USB_SUSPEND
    /* Take the chip into PM1 until a USB resume is deteceted. */
    usbsuspEnter();
#endif

    /* Running again; first clear RESUME interrupt */
    USBIRQ_CLEAR_EVENTS(USBIRQ_EVENT_RESUME);
  }
}

Example #2

File: usb_uart.c Project: lhelwerd/mobile-radio-tomography

/***********************************************************************************
* @fn           usbEventProcess
*
* @brief        Handle the USB events which are not directly related to the UART.
*
* @param        none
*
* @return       none
*/
static void usbEventProcess(void)
{
    // Handle reset signaling on the bus
    if (USBIRQ_GET_EVENT_MASK() & USBIRQ_EVENT_RESET) {
        USBIRQ_CLEAR_EVENTS(USBIRQ_EVENT_RESET);
        usbfwResetHandler();
    }

    // Handle packets on EP0
    if (USBIRQ_GET_EVENT_MASK() & USBIRQ_EVENT_SETUP) {
        USBIRQ_CLEAR_EVENTS(USBIRQ_EVENT_SETUP);
        usbfwSetupHandler();
    }

    // Handle USB suspend
    if (USBIRQ_GET_EVENT_MASK() & USBIRQ_EVENT_SUSPEND) {

        // Clear USB suspend interrupt
        USBIRQ_CLEAR_EVENTS(USBIRQ_EVENT_SUSPEND);

        // Take the chip into PM1 until a USB resume is deteceted.
        usbsuspEnter();

        // Running again; first clear RESUME interrupt
        USBIRQ_CLEAR_EVENTS(USBIRQ_EVENT_RESUME);
    }
}

Example #3

File: usb_hid.c Project: niuniu500w/zigbee1

/** \brief Processes USB HID events.
 *
 * This function processes USB events. Calls application callback function
 * usbHidAppPoll().
 */
void usbHidProcessEvents(void)
{
    //
    // Handle USB resume
    //
    if(USBIRQ_GET_EVENT_MASK() & USBIRQ_EVENT_RESUME)
    {
        USBIRQ_CLEAR_EVENTS(USBIRQ_EVENT_RESUME);
    }

    //
    // Handle USB reset
    //
    if(USBIRQ_GET_EVENT_MASK() & USBIRQ_EVENT_RESET)
    {
        USBIRQ_CLEAR_EVENTS(USBIRQ_EVENT_RESET);
        usbfwResetHandler();
    }

    //
    // Handle USB suspend
    //
    if(USBIRQ_GET_EVENT_MASK() & USBIRQ_EVENT_SUSPEND)
    {
        USBIRQ_CLEAR_EVENTS(USBIRQ_EVENT_SUSPEND);
        usbsuspEnter();
    }

    //
    // Handle USB packets on EP0
    //
    if(USBIRQ_GET_EVENT_MASK() & USBIRQ_EVENT_SETUP)
    {
        USBIRQ_CLEAR_EVENTS(USBIRQ_EVENT_SETUP);
        usbfwSetupHandler();
    }

    //
    // Call application polling callback
    //
    usbHidAppPoll();
}

Example #4

File: usb_framework.c Project: marcelobarrosalmeida/cc2538em_usb_demo

/** \brief Initializes the USB framework
 *
 * This function should be called when the microcontroller is ready to accept USB traffic. It enables the
 * USB peripheral unit and enables the pull-up resistor on the D+ line.
 */
void usbfwInit(void)
{
    //
    // Set default values
    //
    usbfwData.selfPowered = (usbdpGetConfigurationDesc(1, 0)->bmAttributes & 0x40) ? true : false;
    usbfwData.remoteWakeup = false;
    usbfwResetHandler();

    //
    // Enable the USB peripheral unit
    //
    UsbEnable();

    //
    // Allow the USB pad IP to to enter standby
    //
    HWREG(CCTEST_USBCTRL) = CCTEST_USBCTRL_USB_STB_M;

}