diff --git a/Demos/Device/ClassDriver/AudioInput/AudioInput.c b/Demos/Device/ClassDriver/AudioInput/AudioInput.c
index 953ecf8b6856d32a3f4dcc65c369034e2358f4b1..66d78b8c877194c44193d16e6774986f298685ea 100644
--- a/Demos/Device/ClassDriver/AudioInput/AudioInput.c
+++ b/Demos/Device/ClassDriver/AudioInput/AudioInput.c
@@ -175,7 +175,7 @@ void EVENT_USB_Device_ControlRequest(void)
  *
  *  When the DataLength parameter is NULL, this callback should only indicate whether the specified operation is valid for
  *  the given endpoint index, and should return as fast as possible. When non-NULL, this value may be altered for GET operations
- *  to indicate the size of the retreived data.
+ *  to indicate the size of the retrieved data.
  *
  *  \note The length of the retrieved data stored into the Data buffer on GET operations should not exceed the initial value
  *        of the \c DataLength parameter.
@@ -243,7 +243,7 @@ bool CALLBACK_Audio_Device_GetSetEndpointProperty(USB_ClassInfo_Audio_Device_t*
  *
  *  When the DataLength parameter is NULL, this callback should only indicate whether the specified operation is valid for
  *  the given entity and should return as fast as possible. When non-NULL, this value may be altered for GET operations
- *  to indicate the size of the retreived data.
+ *  to indicate the size of the retrieved data.
  *
  *  \note The length of the retrieved data stored into the Data buffer on GET operations should not exceed the initial value
  *        of the \c DataLength parameter.
diff --git a/Demos/Device/ClassDriver/AudioOutput/AudioOutput.c b/Demos/Device/ClassDriver/AudioOutput/AudioOutput.c
index 82f664a9b20be5b7e72475820d8cc4f8a2817bcd..1869ac949e84086eeb3da7d1c8fa0d0ccc67d3df 100644
--- a/Demos/Device/ClassDriver/AudioOutput/AudioOutput.c
+++ b/Demos/Device/ClassDriver/AudioOutput/AudioOutput.c
@@ -212,7 +212,7 @@ void EVENT_USB_Device_ControlRequest(void)
  *
  *  When the DataLength parameter is NULL, this callback should only indicate whether the specified operation is valid for
  *  the given endpoint index, and should return as fast as possible. When non-NULL, this value may be altered for GET operations
- *  to indicate the size of the retreived data.
+ *  to indicate the size of the retrieved data.
  *
  *  \note The length of the retrieved data stored into the Data buffer on GET operations should not exceed the initial value
  *        of the \c DataLength parameter.
@@ -280,7 +280,7 @@ bool CALLBACK_Audio_Device_GetSetEndpointProperty(USB_ClassInfo_Audio_Device_t*
  *
  *  When the DataLength parameter is NULL, this callback should only indicate whether the specified operation is valid for
  *  the given entity and should return as fast as possible. When non-NULL, this value may be altered for GET operations
- *  to indicate the size of the retreived data.
+ *  to indicate the size of the retrieved data.
  *
  *  \note The length of the retrieved data stored into the Data buffer on GET operations should not exceed the initial value
  *        of the \c DataLength parameter.
diff --git a/Demos/Device/Incomplete/TestAndMeasurement/TestAndMeasurement.c b/Demos/Device/Incomplete/TestAndMeasurement/TestAndMeasurement.c
index 5102f101c7124e90d774bdbff00e1d700f781396..027264ab5f8f30c74c2d2925212c3819a3d24217 100644
--- a/Demos/Device/Incomplete/TestAndMeasurement/TestAndMeasurement.c
+++ b/Demos/Device/Incomplete/TestAndMeasurement/TestAndMeasurement.c
@@ -71,7 +71,7 @@ static uint16_t LastTransferLength = 0;
 static uint8_t NextResponseBuffer[64];
 
 /** Indicates the length of the next response to send */
-static uint8_t NextReponseLen;
+static uint8_t NextResponseLen;
 
 /** Main program entry point. This routine contains the overall program flow, including initial
  *  setup of all components and the main program loop.
@@ -326,16 +326,16 @@ void ProcessSentMessage(uint8_t* const Data, const uint8_t Length)
 	if (strncmp((char*)Data, "*IDN?", 5) == 0)
 	  strcpy((char*)NextResponseBuffer, "LUFA TMC DEMO");
 
-	NextReponseLen = strlen((char*)NextResponseBuffer);
+	NextResponseLen = strlen((char*)NextResponseBuffer);
 }
 
 uint8_t GetNextMessage(uint8_t* const Data)
 {
 	  strcpy((char*)NextResponseBuffer, "LUFA TMC DEMO");
 
-	NextReponseLen = strlen((char*)NextResponseBuffer);
+	NextResponseLen = strlen((char*)NextResponseBuffer);
 // ---
-	uint8_t DataLen = MIN(NextReponseLen, 64);
+	uint8_t DataLen = MIN(NextResponseLen, 64);
 
 	strlcpy((char*)Data, (char*)NextResponseBuffer, DataLen);
 
diff --git a/Demos/Device/LowLevel/KeyboardMouse/KeyboardMouse.c b/Demos/Device/LowLevel/KeyboardMouse/KeyboardMouse.c
index a916659ea6ce86e9ede61ba2dff74fa0393bf7d7..f932a32f309f567b8689a339a0fc242db0dd8291 100644
--- a/Demos/Device/LowLevel/KeyboardMouse/KeyboardMouse.c
+++ b/Demos/Device/LowLevel/KeyboardMouse/KeyboardMouse.c
@@ -181,7 +181,7 @@ void EVENT_USB_Device_ControlRequest(void)
 /** Processes a given Keyboard LED report from the host, and sets the board LEDs to match. Since the Keyboard
  *  LED report can be sent through either the control endpoint (via a HID SetReport request) or the HID OUT
  *  endpoint, the processing code is placed here to avoid duplicating it and potentially having different
- *  behaviour depending on the method used to sent it.
+ *  behavior depending on the method used to sent it.
  */
 void Keyboard_ProcessLEDReport(const uint8_t LEDStatus)
 {
diff --git a/Demos/Host/ClassDriver/MIDIHost/MIDIHost.c b/Demos/Host/ClassDriver/MIDIHost/MIDIHost.c
index 472d19aee77556990068e2cf143ea4409becf4b7..04a945429b44d7559c2685a4228ae2e6e78ca766 100644
--- a/Demos/Host/ClassDriver/MIDIHost/MIDIHost.c
+++ b/Demos/Host/ClassDriver/MIDIHost/MIDIHost.c
@@ -101,7 +101,7 @@ void SetupHardware(void)
 }
 
 /** Task to manage an enumerated USB MIDI device once connected, to display received
- *  note events from the host and send note changes in response to tbe board's joystick.
+ *  note events from the host and send note changes in response to the board's joystick.
  */
 void JoystickHost_Task(void)
 {
diff --git a/Demos/Host/LowLevel/MassStorageHost/Lib/MassStoreCommands.c b/Demos/Host/LowLevel/MassStorageHost/Lib/MassStoreCommands.c
index 390acfa90d83a84466f79d1e421a0d5904813bd9..e2887f513ab84ff2429156ea8dc067dad2c7a68f 100644
--- a/Demos/Host/LowLevel/MassStorageHost/Lib/MassStoreCommands.c
+++ b/Demos/Host/LowLevel/MassStorageHost/Lib/MassStoreCommands.c
@@ -283,7 +283,7 @@ static uint8_t MassStore_GetReturnedStatus(MS_CommandStatusWrapper_t* const SCSI
 
 /** Issues a Mass Storage class specific request to reset the attached device's Mass Storage interface,
  *  readying the device for the next CBW. The Data endpoints are cleared of any STALL condition once this
- *  command completes sucessfuly.
+ *  command completes successfully.
  *
  *  \return A value from the USB_Host_SendControlErrorCodes_t enum, or MASS_STORE_SCSI_COMMAND_FAILED if the SCSI command fails
  */
diff --git a/LUFA/Common/ArchitectureSpecific.h b/LUFA/Common/ArchitectureSpecific.h
index 1a05be812cf1228754a03429f5e57ae17ab50480..9b719a221582f06b4c93b6aaba71dc63ee58595b 100644
--- a/LUFA/Common/ArchitectureSpecific.h
+++ b/LUFA/Common/ArchitectureSpecific.h
@@ -66,7 +66,7 @@
 			#if (ARCH == ARCH_AVR8) || (ARCH == ARCH_XMEGA) || defined(__DOXYGEN__)
 				#if (ARCH == ARCH_AVR8) || defined(__DOXYGEN__)
 					/** Re-enables the AVR's JTAG bus in software, until a system reset. This will re-enable JTAG debugging
-					 *  interface after is has been disbled in software via \ref JTAG_DISABLE().
+					 *  interface after is has been disabled in software via \ref JTAG_DISABLE().
 					 *
 					 *  \note This macro is not available for all architectures.
 					 */
diff --git a/LUFA/Common/Attributes.h b/LUFA/Common/Attributes.h
index f4040b23e46b386b9ed1d4dee494d1d47a31f810..b058eed8f0c1f4987d3fe20d364dd63f42cde613 100644
--- a/LUFA/Common/Attributes.h
+++ b/LUFA/Common/Attributes.h
@@ -116,7 +116,7 @@
 
 			/** Forces the compiler to not automatically zero the given global variable on startup, so that the
 			 *  current RAM contents is retained. Under most conditions this value will be random due to the
-			 *  behaviour of volatile memory once power is removed, but may be used in some specific circumstances,
+			 *  behavior of volatile memory once power is removed, but may be used in some specific circumstances,
 			 *  like the passing of values back after a system watchdog reset.
 			 */
 			#define ATTR_NO_INIT                     __attribute__ ((section (".noinit")))
diff --git a/LUFA/Drivers/Board/Buttons.h b/LUFA/Drivers/Board/Buttons.h
index 1b70a6bd58d98a12ae1f4cb137b26e4a8308a2d5..73ccb41946d61edaba010a0ea431abd8be701c35 100644
--- a/LUFA/Drivers/Board/Buttons.h
+++ b/LUFA/Drivers/Board/Buttons.h
@@ -160,7 +160,7 @@
 		 */
 		static inline void Buttons_Init(void);
 
-		/** Disables the buttons driver, releasing the I/O pins back to their default high-impedence input mode. */
+		/** Disables the buttons driver, releasing the I/O pins back to their default high-impedance input mode. */
 		static inline void Buttons_Disable(void);
 
 		/** Returns a mask indicating which board buttons are currently pressed.
diff --git a/LUFA/Drivers/Board/Joystick.h b/LUFA/Drivers/Board/Joystick.h
index 63d28e8372fbebd9e1cb9da778ae9c7782f5fb42..2f90a9ca3fd44ca646d9623747aa532fe9b651d4 100644
--- a/LUFA/Drivers/Board/Joystick.h
+++ b/LUFA/Drivers/Board/Joystick.h
@@ -126,7 +126,7 @@
 		 */
 		static inline void Joystick_Init(void);
 
-		/** Disables the joystick driver, releasing the I/O pins back to their default high-impedence input mode. */
+		/** Disables the joystick driver, releasing the I/O pins back to their default high-impedance input mode. */
 		static inline void Joystick_Disable(void);
 
 		/** Returns the current status of the joystick, as a mask indicating the direction the joystick is
diff --git a/LUFA/Drivers/Board/LEDs.h b/LUFA/Drivers/Board/LEDs.h
index 97cb81a50e21de1d21ecf237eeae5318ad152119..21f89aa58a14235a42e7ea4e552946b9dda29c70 100644
--- a/LUFA/Drivers/Board/LEDs.h
+++ b/LUFA/Drivers/Board/LEDs.h
@@ -63,7 +63,7 @@
  *
  *  \note To make code as compatible as possible, it is assumed that all boards carry a minimum of four LEDs. If
  *        a board contains less than four LEDs, the remaining LED masks are defined to 0 so as to have no effect.
- *        If other behaviour is desired, either alias the remaining LED masks to existing LED masks via the -D
+ *        If other behavior is desired, either alias the remaining LED masks to existing LED masks via the -D
  *        switch in the project makefile, or alias them to nothing in the makefile to cause compilation errors when
  *        a non-existing LED is referenced in application code. Note that this means that it is possible to make
  *        compatible code for a board with no LEDs by making a board LED driver (see \ref Page_WritingBoardDrivers)
@@ -221,7 +221,7 @@
 		 */
 		static inline void LEDs_Init(void);
 
-		/** Disables the board LED driver, releasing the I/O pins back to their default high-impedence input mode. */
+		/** Disables the board LED driver, releasing the I/O pins back to their default high-impedance input mode. */
 		static inline void LEDs_Disable(void);
 
 		/** Turns on the LEDs specified in the given LED mask.
diff --git a/LUFA/Drivers/Peripheral/AVR8/ADC_AVR8.h b/LUFA/Drivers/Peripheral/AVR8/ADC_AVR8.h
index c04d2ba8cb66c830a4c094ae334bacfe6ae21b7c..d85fddc28cd508fa8134ccf7aa2295215094a2ae 100644
--- a/LUFA/Drivers/Peripheral/AVR8/ADC_AVR8.h
+++ b/LUFA/Drivers/Peripheral/AVR8/ADC_AVR8.h
@@ -248,7 +248,7 @@
 				#define ADC_INT_TEMP_SENS           ((1 << 8) | (0x07 << MUX0))
 			#endif
 
-			/** MUX mask define for the internal 1.1V bandgap channel of the ADC. See \ref ADC_StartReading() and \ref ADC_GetChannelReading(). */
+			/** MUX mask define for the internal 1.1V band-gap channel of the ADC. See \ref ADC_StartReading() and \ref ADC_GetChannelReading(). */
 			#define ADC_1100MV_BANDGAP              (0x1E << MUX0)
 
 			/** Retrieves the ADC MUX mask for the given ADC channel number.
diff --git a/LUFA/Drivers/USB/Class/Device/AudioClassDevice.h b/LUFA/Drivers/USB/Class/Device/AudioClassDevice.h
index a8bfc78331bb99b2f31760eaa4b73217dc29ca42..52c5a1aa1794eb6d9fe96c07f70d9637f562decf 100644
--- a/LUFA/Drivers/USB/Class/Device/AudioClassDevice.h
+++ b/LUFA/Drivers/USB/Class/Device/AudioClassDevice.h
@@ -124,7 +124,7 @@
 			 *
 			 *  When the DataLength parameter is NULL, this callback should only indicate whether the specified operation is valid for
 			 *  the given endpoint index, and should return as fast as possible. When non-NULL, this value may be altered for GET operations
-			 *  to indicate the size of the retreived data.
+			 *  to indicate the size of the retrieved data.
 			 *
 			 *  \note The length of the retrieved data stored into the Data buffer on GET operations should not exceed the initial value
 			 *        of the \c DataLength parameter.
@@ -153,7 +153,7 @@
 			 *
 			 *  When the DataLength parameter is NULL, this callback should only indicate whether the specified operation is valid for
 			 *  the given entity and should return as fast as possible. When non-NULL, this value may be altered for GET operations
-			 *  to indicate the size of the retreived data.
+			 *  to indicate the size of the retrieved data.
 			 *
 			 *  \note The length of the retrieved data stored into the Data buffer on GET operations should not exceed the initial value
 			 *        of the \c DataLength parameter.
diff --git a/LUFA/Drivers/USB/Class/Device/MIDIClassDevice.h b/LUFA/Drivers/USB/Class/Device/MIDIClassDevice.h
index 2703600eaa280b164b8e7683970ba5483d437f31..52aa9a15db1cb87fb5bf27eb680e25564042b9c5 100644
--- a/LUFA/Drivers/USB/Class/Device/MIDIClassDevice.h
+++ b/LUFA/Drivers/USB/Class/Device/MIDIClassDevice.h
@@ -130,7 +130,7 @@
 
 
 			/** Flushes the MIDI send buffer, sending any queued MIDI events to the host. This should be called to override the
-			 *  \ref MIDI_Device_SendEventPacket() function's packing behaviour, to flush queued events.
+			 *  \ref MIDI_Device_SendEventPacket() function's packing behavior, to flush queued events.
 			 *
 			 *  \param[in,out] MIDIInterfaceInfo  Pointer to a structure containing a MIDI Class configuration and state.
 			 *
diff --git a/LUFA/Drivers/USB/Class/Host/AndroidAccessoryClassHost.h b/LUFA/Drivers/USB/Class/Host/AndroidAccessoryClassHost.h
index 678feda4515dc95d88c4c79317a74b0b40fd0e34..f55cd340ae71f1c93b3664afe23e3adaebe6f86e 100644
--- a/LUFA/Drivers/USB/Class/Host/AndroidAccessoryClassHost.h
+++ b/LUFA/Drivers/USB/Class/Host/AndroidAccessoryClassHost.h
@@ -156,7 +156,7 @@
 			 *
 			 *  \param[in,out] AOAInterfaceInfo  Pointer to a structure containing an AOA Class host configuration and state.
 			 *
-			 *  \return A value from the \ref USB_Host_SendControlErrorCodes_t enum, or \ref AOA_ERROR_LOGICAL_CMD_FAILED if a logical error occured..
+			 *  \return A value from the \ref USB_Host_SendControlErrorCodes_t enum, or \ref AOA_ERROR_LOGICAL_CMD_FAILED if a logical error occurred..
 			 */
 			uint8_t AOA_Host_StartAccessoryMode(USB_ClassInfo_AOA_Host_t* const AOAInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1);
 
@@ -311,4 +311,4 @@
 
 /** @} */
 
-
+
diff --git a/LUFA/Drivers/USB/Class/Host/HIDClassHost.h b/LUFA/Drivers/USB/Class/Host/HIDClassHost.h
index 882cc31df0c212144eeaa288644dc1ec063a8e32..21868d9cfe5319eeef18116f56f95665869006e0 100644
--- a/LUFA/Drivers/USB/Class/Host/HIDClassHost.h
+++ b/LUFA/Drivers/USB/Class/Host/HIDClassHost.h
@@ -246,7 +246,7 @@
 			uint8_t HID_Host_SetBootProtocol(USB_ClassInfo_HID_Host_t* const HIDInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1);
 
 			/** Sets the idle period for the attached HID device to the specified interval. The HID idle period determines the rate
-			 *  at which the device should send a report, when no state changes have ocurred; i.e. on HID keyboards, this sets the
+			 *  at which the device should send a report, when no state changes have occurred; i.e. on HID keyboards, this sets the
 			 *  hardware key repeat interval.
 			 *
 			 *  \param[in,out] HIDInterfaceInfo  Pointer to a structure containing a HID Class host configuration and state.
diff --git a/LUFA/Drivers/USB/Class/Host/MIDIClassHost.h b/LUFA/Drivers/USB/Class/Host/MIDIClassHost.h
index b9e86114374a571aa5a19d06cad3b5b4eca320b2..06ede7f22c3a8e072a5e6338af7017929f6e2ad0 100644
--- a/LUFA/Drivers/USB/Class/Host/MIDIClassHost.h
+++ b/LUFA/Drivers/USB/Class/Host/MIDIClassHost.h
@@ -145,7 +145,7 @@
 			                                  MIDI_EventPacket_t* const Event) ATTR_NON_NULL_PTR_ARG(1) ATTR_NON_NULL_PTR_ARG(2);
 
 			/** Flushes the MIDI send buffer, sending any queued MIDI events to the device. This should be called to override the
-			 *  \ref MIDI_Host_SendEventPacket() function's packing behaviour, to flush queued events. Events are queued into the
+			 *  \ref MIDI_Host_SendEventPacket() function's packing behavior, to flush queued events. Events are queued into the
 			 *  pipe bank until either the pipe bank is full, or \ref MIDI_Host_Flush() is called. This allows for multiple MIDI
 			 *  events to be packed into a single pipe packet, increasing data throughput.
 			 *
diff --git a/LUFA/Drivers/USB/Core/AVR8/USBController_AVR8.h b/LUFA/Drivers/USB/Core/AVR8/USBController_AVR8.h
index 330dd9814369497f91fd9e4f4a171d57680a2137..8106988d24f742c5bccada9046e03b645309ff4b 100644
--- a/LUFA/Drivers/USB/Core/AVR8/USBController_AVR8.h
+++ b/LUFA/Drivers/USB/Core/AVR8/USBController_AVR8.h
@@ -215,7 +215,7 @@
 			 *                      from the \ref USB_Modes_t enum.
 			 *
 			 *  \param[in] Options  Mask indicating the options which should be used when initializing the USB
-			 *                      interface to control the USB interface's behaviour. This should be comprised of
+			 *                      interface to control the USB interface's behavior. This should be comprised of
 			 *                      a \c USB_OPT_REG_* mask to control the regulator, a \c USB_OPT_*_PLL mask to control the
 			 *                      PLL, and a \c USB_DEVICE_OPT_* mask (when the device mode is enabled) to set the device
 			 *                      mode speed.
diff --git a/LUFA/Drivers/USB/Core/ConfigDescriptor.h b/LUFA/Drivers/USB/Core/ConfigDescriptor.h
index 22e76cba974f6ca0796906f89de0afcefa763cdb..97fb39b57135e287ead13ae402064a43a77e4c03 100644
--- a/LUFA/Drivers/USB/Core/ConfigDescriptor.h
+++ b/LUFA/Drivers/USB/Core/ConfigDescriptor.h
@@ -213,7 +213,7 @@
 			 *  function. The routine updates the position and remaining configuration descriptor bytes values
 			 *  automatically. If a comparator routine fails a search, the descriptor pointer is retreated back
 			 *  so that the next descriptor search invocation will start from the descriptor which first caused the
-			 *  original search to fail. This behaviour allows for one comparator to be used immediately after another
+			 *  original search to fail. This behavior allows for one comparator to be used immediately after another
 			 *  has failed, starting the second search from the descriptor which failed the first.
 			 *
 			 *  Comparator functions should be standard functions which accept a pointer to the header of the current
diff --git a/LUFA/Drivers/USB/Core/Events.h b/LUFA/Drivers/USB/Core/Events.h
index 8d627d4f2eab47bb20909201640fa881728bdef9..f468b7e65487b7fe11e8ea17c1ede9aa09d1f97b 100644
--- a/LUFA/Drivers/USB/Core/Events.h
+++ b/LUFA/Drivers/USB/Core/Events.h
@@ -189,7 +189,7 @@
 			 *  \note For the microcontrollers with limited USB controller functionality, VBUS sensing is not available.
 			 *        this means that the current connection state is derived from the bus suspension and wake up events by default,
 			 *        which is not always accurate (host may suspend the bus while still connected). If the actual connection state
-			 *        needs to be determined, VBUS should be routed to an external pin, and the auto-detect behaviour turned off by
+			 *        needs to be determined, VBUS should be routed to an external pin, and the auto-detect behavior turned off by
 			 *        passing the \c NO_LIMITED_CONTROLLER_CONNECT token to the compiler via the -D switch at compile time. The connection
 			 *        and disconnection events may be manually fired, and the \ref USB_DeviceState global changed manually.
 			 *        \n\n
@@ -207,7 +207,7 @@
 			 *  \note For the microcontrollers with limited USB controllers, VBUS sense is not available to the USB controller.
 			 *        this means that the current connection state is derived from the bus suspension and wake up events by default,
 			 *        which is not always accurate (host may suspend the bus while still connected). If the actual connection state
-			 *        needs to be determined, VBUS should be routed to an external pin, and the auto-detect behaviour turned off by
+			 *        needs to be determined, VBUS should be routed to an external pin, and the auto-detect behavior turned off by
 			 *        passing the \c NO_LIMITED_CONTROLLER_CONNECT token to the compiler via the -D switch at compile time. The connection
 			 *        and disconnection events may be manually fired, and the \ref USB_DeviceState global changed manually.
 			 *        \n\n
diff --git a/LUFA/Drivers/USB/Core/HostStandardReq.h b/LUFA/Drivers/USB/Core/HostStandardReq.h
index 5bdfe45efa1aebe4af8c702cef873bbdb4915f16..6ad0d2e58d4699387cbc7489517544332e4861ea 100644
--- a/LUFA/Drivers/USB/Core/HostStandardReq.h
+++ b/LUFA/Drivers/USB/Core/HostStandardReq.h
@@ -91,7 +91,7 @@
 
 		/* Global Variables: */
 			/** Indicates the currently set configuration number of the attached device. This indicates the currently
-			 *  selected configuration value if one has been set sucessfully, or 0 if no configuration has been selected.
+			 *  selected configuration value if one has been set successfully, or 0 if no configuration has been selected.
 			 *
 			 *  To set a device configuration, call the \ref USB_Host_SetDeviceConfiguration() function.
 			 *
diff --git a/LUFA/Drivers/USB/Core/StdDescriptors.h b/LUFA/Drivers/USB/Core/StdDescriptors.h
index c46129c48fe1fc2e8686b94e3a1775d16c94cbe6..031e01d289b657f699813d6f0fe03c2bb08cf7d9 100644
--- a/LUFA/Drivers/USB/Core/StdDescriptors.h
+++ b/LUFA/Drivers/USB/Core/StdDescriptors.h
@@ -105,7 +105,7 @@
 			/** \name USB Configuration Descriptor Attribute Masks */
 			//@{
 			/** Mask for the reserved bit in the Configuration Descriptor's \c ConfigAttributes field, which must be set on all
-			 *  devices for historial purposes.
+			 *  devices for historical purposes.
 			 */
 			#define USB_CONFIG_ATTR_RESERVED          0x80
 
diff --git a/LUFA/Drivers/USB/Core/UC3/USBController_UC3.h b/LUFA/Drivers/USB/Core/UC3/USBController_UC3.h
index 92e245ca29f28cb250f6428d051e63d724a495f7..4a5d267c824bb777f79620c77fe1b1a3280d45b2 100644
--- a/LUFA/Drivers/USB/Core/UC3/USBController_UC3.h
+++ b/LUFA/Drivers/USB/Core/UC3/USBController_UC3.h
@@ -172,7 +172,7 @@
 			 *                      from the \ref USB_Modes_t enum.
 			 *
 			 *  \param[in] Options  Mask indicating the options which should be used when initializing the USB
-			 *                      interface to control the USB interface's behaviour. This should be comprised of
+			 *                      interface to control the USB interface's behavior. This should be comprised of
 			 *                      a \c USB_OPT_REG_* mask to control the regulator, a \c USB_OPT_*_PLL mask to control the
 			 *                      PLL, and a \c USB_DEVICE_OPT_* mask (when the device mode is enabled) to set the device
 			 *                      mode speed.
diff --git a/LUFA/Drivers/USB/Core/XMEGA/USBController_XMEGA.h b/LUFA/Drivers/USB/Core/XMEGA/USBController_XMEGA.h
index 25402e855374cd47bd81056a91117b6c92315f5a..e1c782db6b6586dc4bcf43a387becb3fa2a0374f 100644
--- a/LUFA/Drivers/USB/Core/XMEGA/USBController_XMEGA.h
+++ b/LUFA/Drivers/USB/Core/XMEGA/USBController_XMEGA.h
@@ -180,7 +180,7 @@
 			 *                      from the \ref USB_Modes_t enum.
 			 *
 			 *  \param[in] Options  Mask indicating the options which should be used when initializing the USB
-			 *                      interface to control the USB interface's behaviour. This should be comprised of
+			 *                      interface to control the USB interface's behavior. This should be comprised of
 			 *                      a \c USB_OPT_REG_* mask to control the regulator, a \c USB_OPT_*_PLL mask to control the
 			 *                      PLL, and a \c USB_DEVICE_OPT_* mask (when the device mode is enabled) to set the device
 			 *                      mode speed.
diff --git a/LUFA/Platform/Platform.h b/LUFA/Platform/Platform.h
index 3bbd697ff53e439b7eb032d46550fcd471efd4c8..db5f43535a0594b38bb63f80a16ae520f56c33e9 100644
--- a/LUFA/Platform/Platform.h
+++ b/LUFA/Platform/Platform.h
@@ -37,7 +37,7 @@
  *  management.
  *
  *  User code may choose to either include this master dispatch header file to include all available platform
- *  driver header files for the current achitecture, or may choose to only include the specific platform driver
+ *  driver header files for the current architecture, or may choose to only include the specific platform driver
  *  modules required for a particular application.
  */
 
@@ -55,7 +55,7 @@
  *  system functions such as clock control and interrupt management.
  *
  *  User code may choose to either include this master dispatch header file to include all available platform
- *  driver header files for the current achitecture, or may choose to only include the specific platform driver
+ *  driver header files for the current architecture, or may choose to only include the specific platform driver
  *  modules required for a particular application.
  *
  *  \note The exact APIs and availability of sub-modules within the platform driver group may vary depending on the
diff --git a/LUFA/Platform/UC3/ClockManagement.h b/LUFA/Platform/UC3/ClockManagement.h
index 2cd96d2ecb1646a9523e7c16cbb8de22124412e9..51cb0ff6d70b476c60165238373c36b866da2ab8 100644
--- a/LUFA/Platform/UC3/ClockManagement.h
+++ b/LUFA/Platform/UC3/ClockManagement.h
@@ -91,16 +91,16 @@
 				EXOSC_MODE_8MHZ_OR_MORE  = AVR32_PM_OSCCTRL0_MODE_CRYSTAL_G3, /**< External crystal oscillator equal to or faster than 8MHz. */
 			};
 
-			/** Enum for the possible external oscillator statup times. */
+			/** Enum for the possible external oscillator startup times. */
 			enum UC3_Extern_OSC_ClockStartup_t
 			{
 				EXOSC_START_0CLK         = AVR32_PM_OSCCTRL0_STARTUP_0_RCOSC,     /**< Immediate startup, no delay. */
-				EXOSC_START_64CLK        = AVR32_PM_OSCCTRL0_STARTUP_64_RCOSC,    /**< Wait 64 clock cyles before startup for stability. */
-				EXOSC_START_128CLK       = AVR32_PM_OSCCTRL0_STARTUP_128_RCOSC,   /**< Wait 128 clock cyles before startup for stability. */
-				EXOSC_START_2048CLK      = AVR32_PM_OSCCTRL0_STARTUP_2048_RCOSC,  /**< Wait 2048 clock cyles before startup for stability. */
-				EXOSC_START_4096CLK      = AVR32_PM_OSCCTRL0_STARTUP_4096_RCOSC,  /**< Wait 4096 clock cyles before startup for stability. */
-				EXOSC_START_8192CLK      = AVR32_PM_OSCCTRL0_STARTUP_8192_RCOSC,  /**< Wait 8192 clock cyles before startup for stability. */
-				EXOSC_START_16384CLK     = AVR32_PM_OSCCTRL0_STARTUP_16384_RCOSC, /**< Wait 16384 clock cyles before startup for stability. */
+				EXOSC_START_64CLK        = AVR32_PM_OSCCTRL0_STARTUP_64_RCOSC,    /**< Wait 64 clock cycles before startup for stability. */
+				EXOSC_START_128CLK       = AVR32_PM_OSCCTRL0_STARTUP_128_RCOSC,   /**< Wait 128 clock cycles before startup for stability. */
+				EXOSC_START_2048CLK      = AVR32_PM_OSCCTRL0_STARTUP_2048_RCOSC,  /**< Wait 2048 clock cycles before startup for stability. */
+				EXOSC_START_4096CLK      = AVR32_PM_OSCCTRL0_STARTUP_4096_RCOSC,  /**< Wait 4096 clock cycles before startup for stability. */
+				EXOSC_START_8192CLK      = AVR32_PM_OSCCTRL0_STARTUP_8192_RCOSC,  /**< Wait 8192 clock cycles before startup for stability. */
+				EXOSC_START_16384CLK     = AVR32_PM_OSCCTRL0_STARTUP_16384_RCOSC, /**< Wait 16384 clock cycles before startup for stability. */
 			};
 
 			/** Enum for the possible module clock sources. */
diff --git a/LUFA/Platform/UC3/InterruptManagement.h b/LUFA/Platform/UC3/InterruptManagement.h
index 49bdaf8d5e6faa3ba8f9fe25065f1d873ab1b2c8..7441a3011b12f384ad48b948f7e091ef24f9740e 100644
--- a/LUFA/Platform/UC3/InterruptManagement.h
+++ b/LUFA/Platform/UC3/InterruptManagement.h
@@ -93,7 +93,7 @@
 
 	/* Public Interface - May be used in end-application: */
 		/* Macros: */
-			/** Converts a given interrupt index into its assocated interrupt group.
+			/** Converts a given interrupt index into its associated interrupt group.
 			 *
 			 *  \param[in] IRQIndex  Index of the interrupt request to convert.
 			 *
@@ -101,7 +101,7 @@
 			 */
 			#define INTC_IRQ_GROUP(IRQIndex)  (IRQIndex / 32)
 
-			/** Converts a given interrupt index into its assocated interrupt line.
+			/** Converts a given interrupt index into its associated interrupt line.
 			 *
 			 *  \param[in] IRQIndex  Index of the interrupt request to convert.
 			 *
diff --git a/LUFA/Platform/XMEGA/ClockManagement.h b/LUFA/Platform/XMEGA/ClockManagement.h
index feef8898e1b84d11de665906deb0077c11aca18e..c0553aeb9fb7abf834b6d397bd8f1d46a456239a 100644
--- a/LUFA/Platform/XMEGA/ClockManagement.h
+++ b/LUFA/Platform/XMEGA/ClockManagement.h
@@ -88,7 +88,7 @@
 				EXOSC_FREQ_16MHZ_MAX     = OSC_FRQRANGE_12TO16_gc, /**< External crystal oscillator equal to or slower than 16MHz. */
 			};
 
-			/** Enum for the possible external oscillator statup times. */
+			/** Enum for the possible external oscillator startup times. */
 			enum XMEGA_Extern_OSC_ClockStartup_t
 			{
 				EXOSC_START_6CLK         = OSC_XOSCSEL_EXTCLK_gc,      /**< Wait 6 clock cycles before startup (external clock). */
@@ -141,7 +141,7 @@
 			 *  the oscillator is ready for use.
 			 *
 			 *  \param[in] FreqRange  Frequency range of the external oscillator, a value from \ref XMEGA_Extern_OSC_ClockFrequency_t.
-			 *  \param[in] Startup    Statup time of the external oscillator, a value from \ref XMEGA_Extern_OSC_ClockStartup_t.
+			 *  \param[in] Startup    Startup time of the external oscillator, a value from \ref XMEGA_Extern_OSC_ClockStartup_t.
 			 *
 			 *  \return Boolean \c true if the external oscillator was successfully started, \c false if invalid parameters specified.
 			 */
@@ -347,7 +347,7 @@
 			 *
 			 *  \param[in] Source      Clock source for the CPU core, a value from \ref XMEGA_System_ClockSource_t.
 			 *
-			 *  \return Boolean \c true if the CPU core clock was sucessfully altered, \c false if invalid parameters specified.
+			 *  \return Boolean \c true if the CPU core clock was successfully altered, \c false if invalid parameters specified.
 			 */
 			static inline bool XMEGACLK_SetCPUClockSource(const uint8_t Source) ATTR_ALWAYS_INLINE;
 			static inline bool XMEGACLK_SetCPUClockSource(const uint8_t Source)
diff --git a/Projects/AVRISP-MKII/AVRISPDescriptors.c b/Projects/AVRISP-MKII/AVRISPDescriptors.c
index ab30c0eafedfa471f1944b8e73e0df163a3fedc1..9ad7c15457401cc184040f5478174d4fd545a934 100644
--- a/Projects/AVRISP-MKII/AVRISPDescriptors.c
+++ b/Projects/AVRISP-MKII/AVRISPDescriptors.c
@@ -38,7 +38,7 @@
 #include "AVRISPDescriptors.h"
 
 #if defined(RESET_TOGGLES_LIBUSB_COMPAT) || defined(__DOXYGEN__)
-	/** Indicates if an external reset has ocurred and the compatibility mode needs to be altered */
+	/** Indicates if an external reset has occurred and the compatibility mode needs to be altered */
 	static bool AVRISP_NeedCompatibilitySwitch ATTR_NO_INIT;
 
 	/** Current AVRISP data IN endpoint address. */
@@ -255,7 +255,7 @@ uint16_t AVRISP_GetDescriptor(const uint16_t wValue,
  */
 void CheckExternalReset(void)
 {	
-	/* If an external reset occured, we need to change compatibility mode */
+	/* If an external reset occurred, we need to change compatibility mode */
 	AVRISP_NeedCompatibilitySwitch = (MCUSR == (1 << EXTRF));
 
 	MCUSR = 0;
diff --git a/Projects/Magstripe/Lib/CircularBitBuffer.h b/Projects/Magstripe/Lib/CircularBitBuffer.h
index 6a0dcd53c6eef6f240da7a5d0ca9174bdafbd707..d037a66de696537729717982134678569881247a 100644
--- a/Projects/Magstripe/Lib/CircularBitBuffer.h
+++ b/Projects/Magstripe/Lib/CircularBitBuffer.h
@@ -71,7 +71,7 @@
 		} BitBuffer_t;
 
 	/* Function Prototypes: */
-		/** Initialises or resets a given bit buffer, ready to store new bits.
+		/** Initializes or resets a given bit buffer, ready to store new bits.
 		 *
 		 *  \param[in,out] Buffer  Bit buffer to initialize
 		 */
diff --git a/Projects/Magstripe/Lib/MagstripeHW.h b/Projects/Magstripe/Lib/MagstripeHW.h
index 177e26b01d5ad1a0880bf53d58e9c8cf0c0ac2f6..43e34443c6b2900974b53e7efd11dbc6ebcf97ab 100644
--- a/Projects/Magstripe/Lib/MagstripeHW.h
+++ b/Projects/Magstripe/Lib/MagstripeHW.h
@@ -77,7 +77,7 @@
 
 	/* Public Interface - May be used in end-application: */
 		/* Inline Functions: */
-			/** Initialises the magnetic stripe card reader ports and pins so that the card reader
+			/** Initializes the magnetic stripe card reader ports and pins so that the card reader
 			 *  device can be controlled and read by the card reader driver. This must be called before
 			 *  trying to read any of the card reader's status lines.
 			 */
diff --git a/Projects/SerialToLCD/Lib/HD44780.c b/Projects/SerialToLCD/Lib/HD44780.c
index 7bf989d2cd40f5a73584a4f72eb6115201e81249..0ffe7c4751a2c527a6cf0d0155da000b24aa6230 100644
--- a/Projects/SerialToLCD/Lib/HD44780.c
+++ b/Projects/SerialToLCD/Lib/HD44780.c
@@ -104,7 +104,7 @@ static void HD44780_PowerUp4Bit(void)
 	_delay_us(50);
 }
 
-void HD44780_Initialise(void)
+void HD44780_Initialize(void)
 {
 	PORTD &= ~ALL_BITS;
 	DDRD  |=  ALL_BITS;
diff --git a/Projects/SerialToLCD/Lib/HD44780.h b/Projects/SerialToLCD/Lib/HD44780.h
index 680e69bcf633405aadf54e21dd46f1544626da0e..165e32aab15477c2645218bce28fca31c1b0c390 100644
--- a/Projects/SerialToLCD/Lib/HD44780.h
+++ b/Projects/SerialToLCD/Lib/HD44780.h
@@ -57,7 +57,7 @@
 		#define CMD_DISPLAY_ON      0x0C
 
 	/* Function Prototypes: */
-		void HD44780_Initialise(void);
+		void HD44780_Initialize(void);
 		void HD44780_WriteData(const uint8_t c);
 		void HD44780_WriteCommand(const uint8_t c);
 
diff --git a/Projects/SerialToLCD/SerialToLCD.c b/Projects/SerialToLCD/SerialToLCD.c
index 952e2d4f227368a69303eebaa467c793f23276e2..b94c5a4a29dc8460408d6cf4012f488d44bbc319 100644
--- a/Projects/SerialToLCD/SerialToLCD.c
+++ b/Projects/SerialToLCD/SerialToLCD.c
@@ -148,7 +148,7 @@ void SetupHardware(void)
 	USB_Init();
 
 	/* Power up the HD44780 Interface */
-	HD44780_Initialise();
+	HD44780_Initialize();
 	HD44780_WriteCommand(CMD_DISPLAY_ON);
 	
 	/* Start the flush timer so that overflows occur rapidly to push received bytes to the USB interface */
diff --git a/Projects/TempDataLogger/Lib/DataflashManager.h b/Projects/TempDataLogger/Lib/DataflashManager.h
index 90236260c2576364319124f767d8718a3057b977..784ede47bbef0bd46c1f41078e672531b0e69fc5 100644
--- a/Projects/TempDataLogger/Lib/DataflashManager.h
+++ b/Projects/TempDataLogger/Lib/DataflashManager.h
@@ -53,7 +53,7 @@
 		#endif
 
 	/* Defines: */
-		/** Total number of bytes of the storage medium, comprised of one or more dataflash ICs. */
+		/** Total number of bytes of the storage medium, comprised of one or more Dataflash ICs. */
 		#define VIRTUAL_MEMORY_BYTES                ((uint32_t)DATAFLASH_PAGES * DATAFLASH_PAGE_SIZE * DATAFLASH_TOTALCHIPS)
 
 		/** Block size of the device. This is kept at 512 to remain compatible with the OS despite the underlying
diff --git a/Projects/TempDataLogger/TempDataLogger.c b/Projects/TempDataLogger/TempDataLogger.c
index 9ead42ed3662d0ab1dfc70c931604fa42e055e88..eb63bc6a920b38527c80fdbda044410c9a9412ac 100644
--- a/Projects/TempDataLogger/TempDataLogger.c
+++ b/Projects/TempDataLogger/TempDataLogger.c
@@ -227,7 +227,7 @@ void EVENT_USB_Device_Connect(void)
 {
 	LEDs_SetAllLEDs(LEDMASK_USB_ENUMERATING);
 
-	/* Close the log file so that the host has exclusive filesystem access */
+	/* Close the log file so that the host has exclusive file system access */
 	CloseLogFile();
 }
 
diff --git a/Projects/TempDataLogger/TempLogHostApp/DataLoggerSettings.Designer.cs b/Projects/TempDataLogger/TempLogHostApp/DataLoggerSettings.Designer.cs
index 7b4249c4213e57eeaee66266afa3de2f7cedc75c..58fac514492c401ef1aa8faf57928dc794a7de12 100644
--- a/Projects/TempDataLogger/TempLogHostApp/DataLoggerSettings.Designer.cs
+++ b/Projects/TempDataLogger/TempLogHostApp/DataLoggerSettings.Designer.cs
@@ -157,7 +157,7 @@
             this.MaximizeBox = false;
             this.MinimizeBox = false;
             this.Name = "frmDataloggerSettings";
-            this.Text = "DataLogger";
+            this.Text = "Datalogger";
             this.Load += new System.EventHandler(this.frmDataloggerSettings_Load);
             ((System.ComponentModel.ISupportInitialize)(this.nudLogInterval)).EndInit();
             this.ResumeLayout(false);
diff --git a/Projects/TempDataLogger/TempLogHostApp/DataLoggerSettings.cs b/Projects/TempDataLogger/TempLogHostApp/DataLoggerSettings.cs
index 98e6006ff831997560f6778128772d0c695d493e..01e9fb6e7b86d342677f070ad5bfb200fba01334 100644
--- a/Projects/TempDataLogger/TempLogHostApp/DataLoggerSettings.cs
+++ b/Projects/TempDataLogger/TempLogHostApp/DataLoggerSettings.cs
@@ -85,7 +85,7 @@ namespace Project1HostApp
 
             if (ConnectionHandle == null)
             {
-                MessageBox.Show("Error: Cannot connect to DataLogger device.");
+                MessageBox.Show("Error: Cannot connect to Datalogger device.");
                 return;
             }
 
@@ -115,7 +115,7 @@ namespace Project1HostApp
 
             if (ConnectionHandle == null)
             {
-                MessageBox.Show("Error: Cannot connect to DataLogger device.");
+                MessageBox.Show("Error: Cannot connect to Datalogger device.");
                 return;
             }
 
diff --git a/Projects/TempDataLogger/TempLogHostApp/Properties/AssemblyInfo.cs b/Projects/TempDataLogger/TempLogHostApp/Properties/AssemblyInfo.cs
index c6fd450c4b71cb22395f7e4915d34c1a0982a579..a4d0ab1d5ff7fbd1a84e0d9a275396164b6dccf6 100644
--- a/Projects/TempDataLogger/TempLogHostApp/Properties/AssemblyInfo.cs
+++ b/Projects/TempDataLogger/TempLogHostApp/Properties/AssemblyInfo.cs
@@ -9,7 +9,7 @@ using System.Runtime.InteropServices;
 [assembly: AssemblyDescription("")]
 [assembly: AssemblyConfiguration("")]
 [assembly: AssemblyCompany("Dean Camera")]
-[assembly: AssemblyProduct("Temp DataLogger HostApp")]
+[assembly: AssemblyProduct("Temp Datalogger HostApp")]
 [assembly: AssemblyCopyright("Copyright © Dean Camera 2011")]
 [assembly: AssemblyTrademark("")]
 [assembly: AssemblyCulture("")]
diff --git a/Projects/Webserver/Lib/DataflashManager.h b/Projects/Webserver/Lib/DataflashManager.h
index af76f7f629e2c6613acaf91a2d35b6df455a384b..95a0119487466d99bc9dac09158892a37d424996 100644
--- a/Projects/Webserver/Lib/DataflashManager.h
+++ b/Projects/Webserver/Lib/DataflashManager.h
@@ -51,7 +51,7 @@
 		#endif
 
 	/* Defines: */
-		/** Total number of bytes of the storage medium, comprised of one or more dataflash ICs. */
+		/** Total number of bytes of the storage medium, comprised of one or more Dataflash ICs. */
 		#define VIRTUAL_MEMORY_BYTES                ((uint32_t)DATAFLASH_PAGES * DATAFLASH_PAGE_SIZE * DATAFLASH_TOTALCHIPS)
 
 		/** Block size of the device. This is kept at 512 to remain compatible with the OS despite the underlying
diff --git a/Projects/Webserver/Lib/uip/uip.c b/Projects/Webserver/Lib/uip/uip.c
index 94171adad5f8a7064813fc4c5c4269773cee921a..dccefdd1c746e00b683fc45a65eb14d8d1e8801c 100644
--- a/Projects/Webserver/Lib/uip/uip.c
+++ b/Projects/Webserver/Lib/uip/uip.c
@@ -53,7 +53,7 @@
  * statement. While it would be possible to break the uip_process()
  * function into many smaller functions, this would increase the code
  * size because of the overhead of parameter passing and the fact that
- * the optimiser would not be as efficient.
+ * the optimizer would not be as efficient.
  *
  * The principle is that we have a small buffer, called the uip_buf,
  * in which the device driver puts an incoming packet. The TCP/IP
@@ -330,7 +330,7 @@ upper_layer_chksum(u8_t proto)
   upper_layer_len = (((u16_t)(BUF->len[0]) << 8) + BUF->len[1]) - UIP_IPH_LEN;
 #endif /* UIP_CONF_IPV6 */
 
-  /* First sum pseudoheader. */
+  /* First sum pseudo-header. */
 
   /* IP protocol and length fields. This addition cannot carry. */
   sum = upper_layer_len + proto;