Fix the LUFA lib to use a submodule instead of just files (#6245)

* Remove LUFA files

* Update descriptions for newer version of LUFA

* Create PR6245.md

* Fix CDC(Serial) type errors

* Fix missed merge conflict for AUDIO_DTYPE_CSInterface

12 files changed, 0 insertions, 3550 deletions

diff --git a/lib/lufa/Projects/SerialToLCD/Config/LUFAConfig.h b/lib/lufa/Projects/SerialToLCD/Config/LUFAConfig.h
deleted file mode 100644
index 6b113c8276..0000000000
--- a/lib/lufa/Projects/SerialToLCD/Config/LUFAConfig.h
+++ /dev/null
@@ -1,93 +0,0 @@
-/*
-             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
- *  \brief LUFA Library Configuration Header File
- *
- *  This header file is used to configure LUFA's compile time options,
- *  as an alternative to the compile time constants supplied through
- *  a makefile.
- *
- *  For information on what each token does, refer to the LUFA
- *  manual section "Summary of Compile Tokens".
- */
-
-#ifndef _LUFA_CONFIG_H_
-#define _LUFA_CONFIG_H_
-
-	#if (ARCH == ARCH_AVR8)
-
-		/* Non-USB Related Configuration Tokens: */
-//		#define DISABLE_TERMINAL_CODES
-
-		/* USB Class Driver Related Tokens: */
-//		#define HID_HOST_BOOT_PROTOCOL_ONLY
-//		#define HID_STATETABLE_STACK_DEPTH       {Insert Value Here}
-//		#define HID_USAGE_STACK_DEPTH            {Insert Value Here}
-//		#define HID_MAX_COLLECTIONS              {Insert Value Here}
-//		#define HID_MAX_REPORTITEMS              {Insert Value Here}
-//		#define HID_MAX_REPORT_IDS               {Insert Value Here}
-//		#define NO_CLASS_DRIVER_AUTOFLUSH
-
-		/* General USB Driver Related Tokens: */
-		#define ORDERED_EP_CONFIG
-		#define USE_STATIC_OPTIONS               (USB_DEVICE_OPT_FULLSPEED | USB_OPT_REG_ENABLED | USB_OPT_AUTO_PLL)
-		#define USB_DEVICE_ONLY
-//		#define USB_HOST_ONLY
-//		#define USB_STREAM_TIMEOUT_MS            {Insert Value Here}
-//		#define NO_LIMITED_CONTROLLER_CONNECT
-//		#define NO_SOF_EVENTS
-
-		/* USB Device Mode Driver Related Tokens: */
-//		#define USE_RAM_DESCRIPTORS
-		#define USE_FLASH_DESCRIPTORS
-//		#define USE_EEPROM_DESCRIPTORS
-//		#define NO_INTERNAL_SERIAL
-		#define FIXED_CONTROL_ENDPOINT_SIZE      8
-		#define DEVICE_STATE_AS_GPIOR            0
-		#define FIXED_NUM_CONFIGURATIONS         1
-//		#define CONTROL_ONLY_DEVICE
-		#define INTERRUPT_CONTROL_ENDPOINT
-//		#define NO_DEVICE_REMOTE_WAKEUP
-//		#define NO_DEVICE_SELF_POWER
-
-		/* USB Host Mode Driver Related Tokens: */
-//		#define HOST_STATE_AS_GPIOR              {Insert Value Here}
-//		#define USB_HOST_TIMEOUT_MS              {Insert Value Here}
-//		#define HOST_DEVICE_SETTLE_DELAY_MS	     {Insert Value Here}
-//		#define NO_AUTO_VBUS_MANAGEMENT
-//		#define INVERTED_VBUS_ENABLE_LINE
-
-	#else
-
-		#error Unsupported architecture for this LUFA configuration file.
-
-	#endif
-#endif
diff --git a/lib/lufa/Projects/SerialToLCD/Descriptors.c b/lib/lufa/Projects/SerialToLCD/Descriptors.c
deleted file mode 100644
index 374ee0a16b..0000000000
--- a/lib/lufa/Projects/SerialToLCD/Descriptors.c
+++ /dev/null
@@ -1,257 +0,0 @@
-/*
-             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)
-  Copyright 2012  Simon Foster (simon.foster [at] inbox [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
- *
- *  USB Device Descriptors, for library use when in USB device mode. Descriptors are special
- *  computer-readable structures which the host requests upon device enumeration, to determine
- *  the device's capabilities and functions.
- */
-
-#include "Descriptors.h"
-
-/* On some devices, there is a factory set internal serial number which can be automatically sent to the host as
- * the device's serial number when the Device Descriptor's .SerialNumStrIndex entry is set to USE_INTERNAL_SERIAL.
- * This allows the host to track a device across insertions on different ports, allowing them to retain allocated
- * resources like COM port numbers and drivers. On demos using this feature, give a warning on unsupported devices
- * so that the user can supply their own serial number descriptor instead or remove the USE_INTERNAL_SERIAL value
- * from the Device Descriptor (forcing the host to generate a serial number for each device from the VID, PID and
- * port location).
- */
-#if (USE_INTERNAL_SERIAL == NO_DESCRIPTOR)
-	#warning USE_INTERNAL_SERIAL is not available on this AVR - please manually construct a device serial descriptor.
-#endif
-
-/** Device descriptor structure. This descriptor, located in FLASH memory, describes the overall
- *  device characteristics, including the supported USB version, control endpoint size and the
- *  number of device configurations. The descriptor is read out by the USB host when the enumeration
- *  process begins.
- */
-const USB_Descriptor_Device_t PROGMEM DeviceDescriptor =
-{
-	.Header                 = {.Size = sizeof(USB_Descriptor_Device_t), .Type = DTYPE_Device},
-
-	.USBSpecification       = VERSION_BCD(1,1,0),
-	.Class                  = CDC_CSCP_CDCClass,
-	.SubClass               = CDC_CSCP_NoSpecificSubclass,
-	.Protocol               = CDC_CSCP_NoSpecificProtocol,
-
-	.Endpoint0Size          = FIXED_CONTROL_ENDPOINT_SIZE,
-
-	.VendorID               = 0x03EB,
-	.ProductID              = 0x204B,
-	.ReleaseNumber          = VERSION_BCD(0,0,1),
-
-	.ManufacturerStrIndex   = STRING_ID_Manufacturer,
-	.ProductStrIndex        = STRING_ID_Product,
-	.SerialNumStrIndex      = USE_INTERNAL_SERIAL,
-
-	.NumberOfConfigurations = FIXED_NUM_CONFIGURATIONS
-};
-
-/** Configuration descriptor structure. This descriptor, located in FLASH memory, describes the usage
- *  of the device in one of its supported configurations, including information about any device interfaces
- *  and endpoints. The descriptor is read out by the USB host during the enumeration process when selecting
- *  a configuration so that the host may correctly communicate with the USB device.
- */
-const USB_Descriptor_Configuration_t PROGMEM ConfigurationDescriptor =
-{
-	.Config =
-		{
-			.Header                 = {.Size = sizeof(USB_Descriptor_Configuration_Header_t), .Type = DTYPE_Configuration},
-
-			.TotalConfigurationSize = sizeof(USB_Descriptor_Configuration_t),
-			.TotalInterfaces        = 2,
-
-			.ConfigurationNumber    = 1,
-			.ConfigurationStrIndex  = NO_DESCRIPTOR,
-
-			.ConfigAttributes       = (USB_CONFIG_ATTR_RESERVED | USB_CONFIG_ATTR_SELFPOWERED),
-
-			.MaxPowerConsumption    = USB_CONFIG_POWER_MA(100)
-		},
-
-	.CDC_CCI_Interface =
-		{
-			.Header                 = {.Size = sizeof(USB_Descriptor_Interface_t), .Type = DTYPE_Interface},
-
-			.InterfaceNumber        = INTERFACE_ID_CDC_CCI,
-			.AlternateSetting       = 0,
-
-			.TotalEndpoints         = 1,
-
-			.Class                  = CDC_CSCP_CDCClass,
-			.SubClass               = CDC_CSCP_ACMSubclass,
-			.Protocol               = CDC_CSCP_ATCommandProtocol,
-
-			.InterfaceStrIndex      = NO_DESCRIPTOR
-		},
-
-	.CDC_Functional_Header =
-		{
-			.Header                 = {.Size = sizeof(USB_CDC_Descriptor_FunctionalHeader_t), .Type = DTYPE_CSInterface},
-			.Subtype                = CDC_DSUBTYPE_CSInterface_Header,
-
-			.CDCSpecification       = VERSION_BCD(1,1,0),
-		},
-
-	.CDC_Functional_ACM =
-		{
-			.Header                 = {.Size = sizeof(USB_CDC_Descriptor_FunctionalACM_t), .Type = DTYPE_CSInterface},
-			.Subtype                = CDC_DSUBTYPE_CSInterface_ACM,
-
-			.Capabilities           = 0x06,
-		},
-
-	.CDC_Functional_Union =
-		{
-			.Header                 = {.Size = sizeof(USB_CDC_Descriptor_FunctionalUnion_t), .Type = DTYPE_CSInterface},
-			.Subtype                = CDC_DSUBTYPE_CSInterface_Union,
-
-			.MasterInterfaceNumber  = INTERFACE_ID_CDC_CCI,
-			.SlaveInterfaceNumber   = INTERFACE_ID_CDC_DCI,
-		},
-
-	.CDC_NotificationEndpoint =
-		{
-			.Header                 = {.Size = sizeof(USB_Descriptor_Endpoint_t), .Type = DTYPE_Endpoint},
-
-			.EndpointAddress        = CDC_NOTIFICATION_EPADDR,
-			.Attributes             = (EP_TYPE_INTERRUPT | ENDPOINT_ATTR_NO_SYNC | ENDPOINT_USAGE_DATA),
-			.EndpointSize           = CDC_NOTIFICATION_EPSIZE,
-			.PollingIntervalMS      = 0xFF
-		},
-
-	.CDC_DCI_Interface =
-		{
-			.Header                 = {.Size = sizeof(USB_Descriptor_Interface_t), .Type = DTYPE_Interface},
-
-			.InterfaceNumber        = INTERFACE_ID_CDC_DCI,
-			.AlternateSetting       = 0,
-
-			.TotalEndpoints         = 2,
-
-			.Class                  = CDC_CSCP_CDCDataClass,
-			.SubClass               = CDC_CSCP_NoDataSubclass,
-			.Protocol               = CDC_CSCP_NoDataProtocol,
-
-			.InterfaceStrIndex      = NO_DESCRIPTOR
-		},
-
-	.CDC_DataOutEndpoint =
-		{
-			.Header                 = {.Size = sizeof(USB_Descriptor_Endpoint_t), .Type = DTYPE_Endpoint},
-
-			.EndpointAddress        = CDC_RX_EPADDR,
-			.Attributes             = (EP_TYPE_BULK | ENDPOINT_ATTR_NO_SYNC | ENDPOINT_USAGE_DATA),
-			.EndpointSize           = CDC_TXRX_EPSIZE,
-			.PollingIntervalMS      = 0x05
-		},
-
-	.CDC_DataInEndpoint =
-		{
-			.Header                 = {.Size = sizeof(USB_Descriptor_Endpoint_t), .Type = DTYPE_Endpoint},
-
-			.EndpointAddress        = CDC_TX_EPADDR,
-			.Attributes             = (EP_TYPE_BULK | ENDPOINT_ATTR_NO_SYNC | ENDPOINT_USAGE_DATA),
-			.EndpointSize           = CDC_TXRX_EPSIZE,
-			.PollingIntervalMS      = 0x05
-		}
-};
-
-/** Language descriptor structure. This descriptor, located in FLASH memory, is returned when the host requests
- *  the string descriptor with index 0 (the first index). It is actually an array of 16-bit integers, which indicate
- *  via the language ID table available at USB.org what languages the device supports for its string descriptors.
- */
-const USB_Descriptor_String_t PROGMEM LanguageString = USB_STRING_DESCRIPTOR_ARRAY(LANGUAGE_ID_ENG);
-
-/** Manufacturer descriptor string. This is a Unicode string containing the manufacturer's details in human readable
- *  form, and is read out upon request by the host when the appropriate string ID is requested, listed in the Device
- *  Descriptor.
- */
-const USB_Descriptor_String_t PROGMEM ManufacturerString = USB_STRING_DESCRIPTOR(L"Simon Foster");
-
-/** Product descriptor string. This is a Unicode string containing the product's details in human readable form,
- *  and is read out upon request by the host when the appropriate string ID is requested, listed in the Device
- *  Descriptor.
- */
-const USB_Descriptor_String_t PROGMEM ProductString = USB_STRING_DESCRIPTOR(L"USB-HD44780 Adapter");
-
-/** This function is called by the library when in device mode, and must be overridden (see library "USB Descriptors"
- *  documentation) by the application code so that the address and size of a requested descriptor can be given
- *  to the USB library. When the device receives a Get Descriptor request on the control endpoint, this function
- *  is called so that the descriptor details can be passed back and the appropriate descriptor sent back to the
- *  USB host.
- */
-uint16_t CALLBACK_USB_GetDescriptor(const uint16_t wValue,
-                                    const uint16_t wIndex,
-                                    const void** const DescriptorAddress)
-{
-	const uint8_t  DescriptorType   = (wValue >> 8);
-	const uint8_t  DescriptorNumber = (wValue & 0xFF);
-
-	const void* Address = NULL;
-	uint16_t    Size    = NO_DESCRIPTOR;
-
-	switch (DescriptorType)
-	{
-		case DTYPE_Device:
-			Address = &DeviceDescriptor;
-			Size    = sizeof(USB_Descriptor_Device_t);
-			break;
-		case DTYPE_Configuration:
-			Address = &ConfigurationDescriptor;
-			Size    = sizeof(USB_Descriptor_Configuration_t);
-			break;
-		case DTYPE_String:
-			switch (DescriptorNumber)
-			{
-				case STRING_ID_Language:
-					Address = &LanguageString;
-					Size    = pgm_read_byte(&LanguageString.Header.Size);
-					break;
-				case STRING_ID_Manufacturer:
-					Address = &ManufacturerString;
-					Size    = pgm_read_byte(&ManufacturerString.Header.Size);
-					break;
-				case STRING_ID_Product:
-					Address = &ProductString;
-					Size    = pgm_read_byte(&ProductString.Header.Size);
-					break;
-			}
-
-			break;
-	}
-
-	*DescriptorAddress = Address;
-	return Size;
-}
-
diff --git a/lib/lufa/Projects/SerialToLCD/Descriptors.h b/lib/lufa/Projects/SerialToLCD/Descriptors.h
deleted file mode 100644
index 360aa421ba..0000000000
--- a/lib/lufa/Projects/SerialToLCD/Descriptors.h
+++ /dev/null
@@ -1,111 +0,0 @@
-/*
-             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)
-  Copyright 2012  Simon Foster (simon.foster [at] inbox [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
- *
- *  Header file for Descriptors.c.
- */
-
-#ifndef _DESCRIPTORS_H_
-#define _DESCRIPTORS_H_
-
-	/* Includes: */
-		#include <avr/pgmspace.h>
-
-		#include <LUFA/Drivers/USB/USB.h>
-
-	/* Macros: */
-		/** Endpoint address of the CDC device-to-host notification IN endpoint. */
-		#define CDC_NOTIFICATION_EPADDR        (ENDPOINT_DIR_IN  | 2)
-
-		/** Endpoint address of the CDC device-to-host data IN endpoint. */
-		#define CDC_TX_EPADDR                  (ENDPOINT_DIR_IN  | 3)
-
-		/** Endpoint address of the CDC host-to-device data OUT endpoint. */
-		#define CDC_RX_EPADDR                  (ENDPOINT_DIR_OUT | 4)
-
-		/** Size in bytes of the CDC device-to-host notification IN endpoint. */
-		#define CDC_NOTIFICATION_EPSIZE        8
-
-		/** Size in bytes of the CDC data IN and OUT endpoints. */
-		#define CDC_TXRX_EPSIZE                16
-
-	/* Type Defines: */
-		/** Type define for the device configuration descriptor structure. This must be defined in the
-		 *  application code, as the configuration descriptor contains several sub-descriptors which
-		 *  vary between devices, and which describe the device's usage to the host.
-		 */
-		typedef struct
-		{
-			USB_Descriptor_Configuration_Header_t    Config;
-
-			// CDC Command Interface
-			USB_Descriptor_Interface_t               CDC_CCI_Interface;
-			USB_CDC_Descriptor_FunctionalHeader_t    CDC_Functional_Header;
-			USB_CDC_Descriptor_FunctionalACM_t       CDC_Functional_ACM;
-			USB_CDC_Descriptor_FunctionalUnion_t     CDC_Functional_Union;
-			USB_Descriptor_Endpoint_t                CDC_NotificationEndpoint;
-
-			// CDC Data Interface
-			USB_Descriptor_Interface_t               CDC_DCI_Interface;
-			USB_Descriptor_Endpoint_t                CDC_DataOutEndpoint;
-			USB_Descriptor_Endpoint_t                CDC_DataInEndpoint;
-		} USB_Descriptor_Configuration_t;
-
-		/** Enum for the device interface descriptor IDs within the device. Each interface descriptor
-		 *  should have a unique ID index associated with it, which can be used to refer to the
-		 *  interface from other descriptors.
-		 */
-		enum InterfaceDescriptors_t
-		{
-			INTERFACE_ID_CDC_CCI = 0, /**< CDC CCI interface descriptor ID */
-			INTERFACE_ID_CDC_DCI = 1, /**< CDC DCI interface descriptor ID */
-		};
-
-		/** Enum for the device string descriptor IDs within the device. Each string descriptor should
-		 *  have a unique ID index associated with it, which can be used to refer to the string from
-		 *  other descriptors.
-		 */
-		enum StringDescriptors_t
-		{
-			STRING_ID_Language     = 0, /**< Supported Languages string descriptor ID (must be zero) */
-			STRING_ID_Manufacturer = 1, /**< Manufacturer string ID */
-			STRING_ID_Product      = 2, /**< Product string ID */
-		};
-
-	/* Function Prototypes: */
-		uint16_t CALLBACK_USB_GetDescriptor(const uint16_t wValue,
-		                                    const uint16_t wIndex,
-		                                    const void** const DescriptorAddress)
-		                                    ATTR_WARN_UNUSED_RESULT ATTR_NON_NULL_PTR_ARG(3);
-
-#endif
-
diff --git a/lib/lufa/Projects/SerialToLCD/LUFA SerialToLCD.inf b/lib/lufa/Projects/SerialToLCD/LUFA SerialToLCD.inf
deleted file mode 100644
index 4799bd1a7e..0000000000
--- a/lib/lufa/Projects/SerialToLCD/LUFA SerialToLCD.inf
+++ /dev/null
@@ -1,66 +0,0 @@
-;************************************************************
-; Windows USB CDC ACM Setup File
-; Copyright (c) 2000 Microsoft Corporation
-;************************************************************
-
-[DefaultInstall]
-CopyINF="LUFA VirtualSerial.inf"
-
-[Version]
-Signature="$Windows NT$"
-Class=Ports
-ClassGuid={4D36E978-E325-11CE-BFC1-08002BE10318}
-Provider=%MFGNAME%
-DriverVer=7/1/2012,10.0.0.0
-
-[Manufacturer]
-%MFGNAME%=DeviceList, NTx86, NTamd64, NTia64
-
-[SourceDisksNames]
-
-[SourceDisksFiles]
-
-[DestinationDirs]
-DefaultDestDir=12
-
-[DriverInstall]
-Include=mdmcpq.inf
-CopyFiles=FakeModemCopyFileSection
-AddReg=DriverInstall.AddReg
-
-[DriverInstall.Services]
-Include=mdmcpq.inf
-AddService=usbser, 0x00000002, LowerFilter_Service_Inst
-
-[DriverInstall.AddReg]
-HKR,,EnumPropPages32,,"msports.dll,SerialPortPropPageProvider"
-
-;------------------------------------------------------------------------------
-;  Vendor and Product ID Definitions
-;------------------------------------------------------------------------------
-; When developing your USB device, the VID and PID used in the PC side
-; application program and the firmware on the microcontroller must match.
-; Modify the below line to use your VID and PID.  Use the format as shown below.
-; Note: One INF file can be used for multiple devices with different VID and PIDs.
-; For each supported device, append ",USB\VID_xxxx&PID_yyyy" to the end of the line.
-;------------------------------------------------------------------------------
-[DeviceList]
-%DESCRIPTION%=DriverInstall, USB\VID_03EB&PID_204B
-
-[DeviceList.NTx86]
-%DESCRIPTION%=DriverInstall, USB\VID_03EB&PID_204B
-
-[DeviceList.NTamd64]
-%DESCRIPTION%=DriverInstall, USB\VID_03EB&PID_204B
-
-[DeviceList.NTia64]
-%DESCRIPTION%=DriverInstall, USB\VID_03EB&PID_204B
-
-;------------------------------------------------------------------------------
-;  String Definitions
-;------------------------------------------------------------------------------
-;Modify these strings to customize your device
-;------------------------------------------------------------------------------
-[Strings]
-MFGNAME="http://www.lufa-lib.org"
-DESCRIPTION="LUFA CDC-ACM Virtual Serial Port"
\ No newline at end of file
diff --git a/lib/lufa/Projects/SerialToLCD/Lib/HD44780.c b/lib/lufa/Projects/SerialToLCD/Lib/HD44780.c
deleted file mode 100644
index 61a9b7ec6d..0000000000
--- a/lib/lufa/Projects/SerialToLCD/Lib/HD44780.c
+++ /dev/null
@@ -1,127 +0,0 @@
-/*
-             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)
-  Copyright 2012  Simon Foster (simon.foster [at] inbox [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.
-*/
-
-#include "HD44780.h"
-
-static void HD44780_WriteNibble(const uint8_t nib)
-{
-	/* Read PORTD and clear the ENABLE and PD0..3 bits
-	   then OR in the data */
-
-	PORTD = (PORTD & ~(ENABLE | LO4_MASK)) | (nib & LO4_MASK);
-
-	/* Enforce address setup time (tAS) 60ns
-	   60 @ 16MHz = <1
-	   Let's us a few NOPs for good measure */
-	asm volatile("nop\n\t"
-	             "nop\n\t"
-	             :: );
-
-	/* Take enable high and enforce Enable High time (tEH=450ns)
-	   450ns @ 16MHz = 7.2 => 7 NOPs */
-
-	PORTD |= ENABLE;
-
-	asm volatile("nop\n\t"
-	             "nop\n\t"
-	             "nop\n\t"
-	             "nop\n\t"
-	             "nop\n\t"
-	             "nop\n\t"
-	             "nop\n\t"
-	             "nop\n\t"
-	             :: );
-
-	/* Take enable low and enforce Enable Low time (tEL=500ns)
-	   500ns @ 16MHz = 8.0 => 7 NOPs */
-	PORTD &= ~ENABLE;
-
-	asm volatile("nop\n\t"
-	             "nop\n\t"
-	             "nop\n\t"
-	             "nop\n\t"
-	             "nop\n\t"
-	             "nop\n\t"
-	             "nop\n\t"
-	             "nop\n\t"
-	             :: );
-}
-
-static void HD44780_WriteByte(const uint8_t c)
-{
-	HD44780_WriteNibble(HI4(c));
-	HD44780_WriteNibble(LO4(c));
-}
-
-static void HD44780_PowerUp4Bit(void)
-{
-	/* Wait for more than 40 ms after VCC rises to 2.7 V */
-	_delay_ms(40);
-	HD44780_WriteNibble(0x03);        // FN_SET 8-bit
-
-	/* Wait for more than 4.1 ms */
-	_delay_ms(5);
-	HD44780_WriteNibble(0x03);        // FN_SET 8-bit
-
-	/* Wait for more than 100 µs */
-	_delay_us(100);
-	HD44780_WriteNibble(0x03);        // FN_SET 8-bit
-
-	/* From now on we must allow 40us for each command */
-	_delay_us(50);
-	HD44780_WriteNibble(0x02);        // FN_SET 4-bit
-
-	/* The LCD is now in 4-bit mode so we can continue
-	   using the 4-bit API */
-	_delay_us(50);
-}
-
-void HD44780_Initialize(void)
-{
-	PORTD &= ~ALL_BITS;
-	DDRD  |=  ALL_BITS;
-	HD44780_PowerUp4Bit();
-}
-
-void HD44780_WriteCommand(const uint8_t c)
-{
-	PORTD &= ~RS;
-	HD44780_WriteByte(c);
-	_delay_us(50);
-}
-
-void HD44780_WriteData(const uint8_t c)
-{
-	PORTD |=  RS;
-	HD44780_WriteByte(c);
-	PORTD &= ~RS;
-	_delay_us(50);
-}
diff --git a/lib/lufa/Projects/SerialToLCD/Lib/HD44780.h b/lib/lufa/Projects/SerialToLCD/Lib/HD44780.h
deleted file mode 100644
index 0128037851..0000000000
--- a/lib/lufa/Projects/SerialToLCD/Lib/HD44780.h
+++ /dev/null
@@ -1,64 +0,0 @@
-/*
-             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)
-  Copyright 2012  Simon Foster (simon.foster [at] inbox [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
- *
- *  Header file for HD44780.c.
- */
-
-#ifndef _HD44780_H_
-#define _HD44780_H_
-
-	/* Includes: */
-		#include <avr/io.h>
-		#include <util/delay.h>
-		#include <avr/power.h>
-
-	/* Macros: */
-		#define RS                  (1 << 4)    /* PD4 */
-		#define ENABLE              (1 << 7)    /* PD7 */
-
-		#define HI4_MASK            0xF0
-		#define LO4_MASK            0x0F        /* PD0-PD3 */
-
-		#define ALL_BITS            (RS | ENABLE | LO4_MASK)
-
-		#define HI4(c)              ((c & HI4_MASK) >> 4)
-		#define LO4(c)              ((c & LO4_MASK) >> 0)
-
-		#define CMD_DISPLAY_ON      0x0C
-
-	/* Function Prototypes: */
-		void HD44780_Initialize(void);
-		void HD44780_WriteData(const uint8_t c);
-		void HD44780_WriteCommand(const uint8_t c);
-
-#endif
diff --git a/lib/lufa/Projects/SerialToLCD/SerialToLCD.c b/lib/lufa/Projects/SerialToLCD/SerialToLCD.c
deleted file mode 100644
index 85abbdb50d..0000000000
--- a/lib/lufa/Projects/SerialToLCD/SerialToLCD.c
+++ /dev/null
@@ -1,170 +0,0 @@
-/*
-             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)
-  Copyright 2012  Simon Foster (simon.foster [at] inbox [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 SerialToLCD program. This file contains the main tasks of
- *  the project and is responsible for the initial application hardware configuration.
- */
-
-#include "SerialToLCD.h"
-
-/** Circular buffer to hold data from the host before it is sent to the LCD */
-static RingBuffer_t FromHost_Buffer;
-
-/** Underlying data buffer for \ref FromHost_Buffer, where the stored bytes are located. */
-static uint8_t      FromHost_Buffer_Data[128];
-
-/** LUFA CDC Class driver interface configuration and state information. This structure is
- *  passed to all CDC Class driver functions, so that multiple instances of the same class
- *  within a device can be differentiated from one another.
- */
-USB_ClassInfo_CDC_Device_t VirtualSerial_CDC_Interface =
-	{
-		.Config =
-			{
-				.ControlInterfaceNumber   = INTERFACE_ID_CDC_CCI,
-				.DataINEndpoint           =
-					{
-						.Address          = CDC_TX_EPADDR,
-						.Size             = CDC_TXRX_EPSIZE,
-						.Banks            = 1,
-					},
-				.DataOUTEndpoint =
-					{
-						.Address          = CDC_RX_EPADDR,
-						.Size             = CDC_TXRX_EPSIZE,
-						.Banks            = 1,
-					},
-				.NotificationEndpoint =
-					{
-						.Address          = CDC_NOTIFICATION_EPADDR,
-						.Size             = CDC_NOTIFICATION_EPSIZE,
-						.Banks            = 1,
-					},
-			},
-	};
-
-
-/** Main program entry point. This routine contains the overall program flow, including initial
- *  setup of all components and the main program loop.
- */
-int main(void)
-{
-	SetupHardware();
-
-	RingBuffer_InitBuffer(&FromHost_Buffer, FromHost_Buffer_Data, sizeof(FromHost_Buffer_Data));
-
-	GlobalInterruptEnable();
-
-	for (;;)
-	{
-		/* Only try to read in bytes from the CDC interface if the transmit buffer is not full */
-		if (!(RingBuffer_IsFull(&FromHost_Buffer)))
-		{
-			int16_t ReceivedByte = CDC_Device_ReceiveByte(&VirtualSerial_CDC_Interface);
-
-			/* Read bytes from the USB OUT endpoint into the USART transmit buffer */
-			if (!(ReceivedByte < 0))
-			  RingBuffer_Insert(&FromHost_Buffer, ReceivedByte);
-		}
-
-		while (RingBuffer_GetCount(&FromHost_Buffer) > 0)
-		{
-			static uint8_t EscapePending = 0;
-			int16_t HD44780Byte = RingBuffer_Remove(&FromHost_Buffer);
-
-			if (HD44780Byte == COMMAND_ESCAPE)
-			{
-				if (EscapePending)
-				{
-					HD44780_WriteData(HD44780Byte);
-					EscapePending = 0;
-				}
-				else
-				{
-					/* Next received character is the command byte */
-					EscapePending = 1;
-				}
-			}
-			else
-			{
-				if (EscapePending)
-				{
-					HD44780_WriteCommand(HD44780Byte);
-					EscapePending = 0;
-				}
-				else
-				{
-					HD44780_WriteData(HD44780Byte);
-				}
-			}
-		}
-
-		CDC_Device_USBTask(&VirtualSerial_CDC_Interface);
-		USB_USBTask();
-	}
-}
-
-/** Configures the board hardware and chip peripherals for the application'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 */
-	USB_Init();
-
-	/* Power up the HD44780 Interface */
-	HD44780_Initialize();
-	HD44780_WriteCommand(CMD_DISPLAY_ON);
-
-	/* Start the flush timer so that overflows occur rapidly to push received bytes to the USB interface */
-	TCCR0B = (1 << CS02);
-}
-
-/** Event handler for the library USB Configuration Changed event. */
-void EVENT_USB_Device_ConfigurationChanged(void)
-{
-	CDC_Device_ConfigureEndpoints(&VirtualSerial_CDC_Interface);
-}
-
-/** Event handler for the library USB Control Request reception event. */
-void EVENT_USB_Device_ControlRequest(void)
-{
-	CDC_Device_ProcessControlRequest(&VirtualSerial_CDC_Interface);
-}
diff --git a/lib/lufa/Projects/SerialToLCD/SerialToLCD.h b/lib/lufa/Projects/S