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diff --git a/lib/lufa/Demos/Host/LowLevel/GenericHIDHost/GenericHIDHost.c b/lib/lufa/Demos/Host/LowLevel/GenericHIDHost/GenericHIDHost.c
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+++ b/lib/lufa/Demos/Host/LowLevel/GenericHIDHost/GenericHIDHost.c
@@ -0,0 +1,269 @@
+/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2017.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ Copyright 2017 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+ Permission to use, copy, modify, distribute, and sell this
+ software and its documentation for any purpose is hereby granted
+ without fee, provided that the above copyright notice appear in
+ all copies and that both that the copyright notice and this
+ permission notice and warranty disclaimer appear in supporting
+ documentation, and that the name of the author not be used in
+ advertising or publicity pertaining to distribution of the
+ software without specific, written prior permission.
+
+ The author disclaims all warranties with regard to this
+ software, including all implied warranties of merchantability
+ and fitness. In no event shall the author be liable for any
+ special, indirect or consequential damages or any damages
+ whatsoever resulting from loss of use, data or profits, whether
+ in an action of contract, negligence or other tortious action,
+ arising out of or in connection with the use or performance of
+ this software.
+*/
+
+/** \file
+ *
+ * Main source file for the GenericHIDHost demo. This file contains the main tasks of
+ * the demo and is responsible for the initial application hardware configuration.
+ */
+
+#include "GenericHIDHost.h"
+
+/** Main program entry point. This routine configures the hardware required by the application, then
+ * enters a loop to run the application tasks in sequence.
+ */
+int main(void)
+{
+ SetupHardware();
+
+ puts_P(PSTR(ESC_FG_CYAN "Generic HID Host Demo running.\r\n" ESC_FG_WHITE));
+
+ LEDs_SetAllLEDs(LEDMASK_USB_NOTREADY);
+ GlobalInterruptEnable();
+
+ for (;;)
+ {
+ ReadNextReport();
+
+ USB_USBTask();
+ }
+}
+
+/** Configures the board hardware and chip peripherals for the demo's functionality. */
+void SetupHardware(void)
+{
+#if (ARCH == ARCH_AVR8)
+ /* Disable watchdog if enabled by bootloader/fuses */
+ MCUSR &= ~(1 << WDRF);
+ wdt_disable();
+
+ /* Disable clock division */
+ clock_prescale_set(clock_div_1);
+#endif
+
+ /* Hardware Initialization */
+ Serial_Init(9600, false);
+ LEDs_Init();
+ USB_Init();
+
+ /* Create a stdio stream for the serial port for stdin and stdout */
+ Serial_CreateStream(NULL);
+}
+
+/** Event handler for the USB_DeviceAttached event. This indicates that a device has been attached to the host, and
+ * starts the library USB task to begin the enumeration and USB management process.
+ */
+void EVENT_USB_Host_DeviceAttached(void)
+{
+ puts_P(PSTR(ESC_FG_GREEN "Device Attached.\r\n" ESC_FG_WHITE));
+ LEDs_SetAllLEDs(LEDMASK_USB_ENUMERATING);
+}
+
+/** Event handler for the USB_DeviceUnattached event. This indicates that a device has been removed from the host, and
+ * stops the library USB task management process.
+ */
+void EVENT_USB_Host_DeviceUnattached(void)
+{
+ puts_P(PSTR(ESC_FG_GREEN "Device Unattached.\r\n" ESC_FG_WHITE));
+ LEDs_SetAllLEDs(LEDMASK_USB_NOTREADY);
+}
+
+/** Event handler for the USB_DeviceEnumerationComplete event. This indicates that a device has been successfully
+ * enumerated by the host and is now ready to be used by the application.
+ */
+void EVENT_USB_Host_DeviceEnumerationComplete(void)
+{
+ puts_P(PSTR("Getting Config Data.\r\n"));
+
+ uint8_t ErrorCode;
+
+ /* Get and process the configuration descriptor data */
+ if ((ErrorCode = ProcessConfigurationDescriptor()) != SuccessfulConfigRead)
+ {
+ if (ErrorCode == ControlError)
+ puts_P(PSTR(ESC_FG_RED "Control Error (Get Configuration).\r\n"));
+ else
+ puts_P(PSTR(ESC_FG_RED "Invalid Device.\r\n"));
+
+ printf_P(PSTR(" -- Error Code: %d\r\n" ESC_FG_WHITE), ErrorCode);
+
+ LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
+ return;
+ }
+
+ /* Set the device configuration to the first configuration (rarely do devices use multiple configurations) */
+ if ((ErrorCode = USB_Host_SetDeviceConfiguration(1)) != HOST_SENDCONTROL_Successful)
+ {
+ printf_P(PSTR(ESC_FG_RED "Control Error (Set Configuration).\r\n"
+ " -- Error Code: %d\r\n" ESC_FG_WHITE), ErrorCode);
+
+ LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
+ return;
+ }
+
+ puts_P(PSTR("HID Device Enumerated.\r\n"));
+ LEDs_SetAllLEDs(LEDMASK_USB_READY);
+}
+
+/** Event handler for the USB_HostError event. This indicates that a hardware error occurred while in host mode. */
+void EVENT_USB_Host_HostError(const uint8_t ErrorCode)
+{
+ USB_Disable();
+
+ printf_P(PSTR(ESC_FG_RED "Host Mode Error\r\n"
+ " -- Error Code %d\r\n" ESC_FG_WHITE), ErrorCode);
+
+ LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
+ for(;;);
+}
+
+/** Event handler for the USB_DeviceEnumerationFailed event. This indicates that a problem occurred while
+ * enumerating an attached USB device.
+ */
+void EVENT_USB_Host_DeviceEnumerationFailed(const uint8_t ErrorCode,
+ const uint8_t SubErrorCode)
+{
+ printf_P(PSTR(ESC_FG_RED "Dev Enum Error\r\n"
+ " -- Error Code %d\r\n"
+ " -- Sub Error Code %d\r\n"
+ " -- In State %d\r\n" ESC_FG_WHITE), ErrorCode, SubErrorCode, USB_HostState);
+
+ LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
+}
+
+/** Reads in and processes the next report from the attached device, displaying the report
+ * contents on the board LEDs and via the serial port.
+ */
+void ReadNextReport(void)
+{
+ if (USB_HostState != HOST_STATE_Configured)
+ return;
+
+ /* Select and unfreeze HID data IN pipe */
+ Pipe_SelectPipe(HID_DATA_IN_PIPE);
+ Pipe_Unfreeze();
+
+ /* Check to see if a packet has been received */
+ if (!(Pipe_IsINReceived()))
+ {
+ /* Refreeze HID data IN pipe */
+ Pipe_Freeze();
+
+ return;
+ }
+
+ /* Ensure pipe contains data before trying to read from it */
+ if (Pipe_IsReadWriteAllowed())
+ {
+ uint8_t ReportINData[Pipe_BytesInPipe()];
+
+ /* Read in HID report data */
+ Pipe_Read_Stream_LE(&ReportINData, sizeof(ReportINData), NULL);
+
+ /* Print report data through the serial port */
+ for (uint16_t CurrByte = 0; CurrByte < sizeof(ReportINData); CurrByte++)
+ printf_P(PSTR("0x%02X "), ReportINData[CurrByte]);
+
+ puts_P(PSTR("\r\n"));
+ }
+
+ /* Clear the IN endpoint, ready for next data packet */
+ Pipe_ClearIN();
+
+ /* Refreeze HID data IN pipe */
+ Pipe_Freeze();
+}
+
+/** Writes a report to the attached device.
+ *
+ * \param[in] ReportOUTData Buffer containing the report to send to the device
+ * \param[in] ReportIndex Index of the report in the device (zero if the device does not use multiple reports)
+ * \param[in] ReportType Type of report to send, either REPORT_TYPE_OUT or REPORT_TYPE_FEATURE
+ * \param[in] ReportLength Length of the report to send
+ */
+void WriteNextReport(uint8_t* ReportOUTData,
+ const uint8_t ReportIndex,
+ const uint8_t ReportType,
+ uint16_t ReportLength)
+{
+ if (USB_HostState != HOST_STATE_Configured)
+ return;
+
+ /* Select the HID data OUT pipe */
+ Pipe_SelectPipe(HID_DATA_OUT_PIPE);
+
+ /* Not all HID devices have an OUT endpoint (some require OUT reports to be sent over the
+ * control endpoint instead) - check to see if the OUT endpoint has been initialized */
+ if (Pipe_IsConfigured() && (ReportType == REPORT_TYPE_OUT))
+ {
+ Pipe_Unfreeze();
+
+ /* Ensure pipe is ready to be written to before continuing */
+ if (!(Pipe_IsOUTReady()))
+ {
+ /* Refreeze the data OUT pipe */
+ Pipe_Freeze();
+
+ return;
+ }
+
+ /* If the report index is used, send it before the report data */
+ if (ReportIndex)
+ Pipe_Write_8(ReportIndex);
+
+ /* Write out HID report data */
+ Pipe_Write_Stream_LE(ReportOUTData, ReportLength, NULL);
+
+ /* Clear the OUT endpoint, send last data packet */
+ Pipe_ClearOUT();
+
+ /* Refreeze the data OUT pipe */
+ Pipe_Freeze();
+ }
+ else
+ {
+ /* Class specific request to send a HID report to the device */
+ USB_ControlRequest = (USB_Request_Header_t)
+ {
+ .bmRequestType = (REQDIR_HOSTTODEVICE | REQTYPE_CLASS | REQREC_INTERFACE),
+ .bRequest = HID_REQ_SetReport,
+ .wValue = ((ReportType << 8) | ReportIndex),
+ .wIndex = 0,
+ .wLength = ReportLength,
+ };
+
+ /* Select the control pipe for the request transfer */
+ Pipe_SelectPipe(PIPE_CONTROLPIPE);
+
+ /* Send the request to the device */
+ USB_Host_SendControlRequest(ReportOUTData);
+ }
+}
+