5 files changed, 70 insertions, 2 deletions
diff --git a/LUFA/Drivers/AT90USBXXX/ADC.h b/LUFA/Drivers/AT90USBXXX/ADC.h
index 341b4e194..12e168834 100644
--- a/LUFA/Drivers/AT90USBXXX/ADC.h
+++ b/LUFA/Drivers/AT90USBXXX/ADC.h
@@ -35,6 +35,10 @@
  *  User code should include this file, which will in turn include the correct ADC driver header file for the
  *  currently selected AVR model.
  */
+
+/** \ingroup Group_SubsystemDrivers
+ *  @defgroup Group_ADC ADC Driver - LUFA/Drivers/AT90USBXXX/ADC.h
+ */
  
 #ifndef __ADC_H__
 #define __ADC_H__
@@ -55,4 +59,29 @@
 			#error "ADC is not available for the currently selected AVR model."
 		#endif
 
+	/* Public Interface - May be used in end-application: */
+		/* Inline Functions: */
+			/** Starts the reading of the given channel, but does not wait until the conversion has completed.
+			 *  Once executed, the conversion status can be determined via the ADC_IsReadingComplete() macro and
+			 *  the result read via the ADC_GetResult() macro.
+			 *
+			 *  \param MUXMask  Mask comprising of an ADC channel number, reference mask and adjustment mask
+			 */
+			static inline void ADC_StartReading(const uint8_t MUXMask);
+
+			/** Performs a complete single reading from channel, including a polling spinloop to wait for the
+			 *  conversion to complete, and the returning of the converted value.
+			 *
+			 *  \param MUXMask  Mask comprising of an ADC channel number, reference mask and adjustment mask
+			 */
+			static inline uint16_t ADC_GetChannelReading(const uint8_t MUXMask) ATTR_WARN_UNUSED_RESULT;
+
+			/** Configures the given ADC channel, ready for ADC conversions. This function sets the
+			 *  associated port pin as an input and disables the digital portion of the I/O to reduce
+			 *  power consumption.
+			 *
+			 *  \param Channel  ADC channel number to set up for conversions
+			 */
+			static inline void ADC_SetupChannel(const uint8_t Channel);
+			
 #endif
diff --git a/LUFA/Drivers/AT90USBXXX/AT90USBXXX67/ADC.h b/LUFA/Drivers/AT90USBXXX/AT90USBXXX67/ADC.h
index c86203fe0..c6169c18a 100644
--- a/LUFA/Drivers/AT90USBXXX/AT90USBXXX67/ADC.h
+++ b/LUFA/Drivers/AT90USBXXX/AT90USBXXX67/ADC.h
@@ -36,15 +36,21 @@
  *        dispatch header located in LUFA/Drivers/AT90USBXXX/ADC.h.
  */
 
+/** \ingroup Group_ADC
+ *  @defgroup Group_ADC_AT90USBXXX67 AT90USBXXX6 and AT90USBXXX7 Models
+ *
+ *  @{
+ */
+ 
 #ifndef __ADC_AT90USBXXX67_H__
 #define __ADC_AT90USBXXX67_H__
 
 	/* Includes: */
+		#include "../../../Common/Common.h"
+		
 		#include <avr/io.h>
 		#include <stdbool.h>
 		
-		#include "../../../Common/Common.h"
-		
 	/* Enable C linkage for C++ Compilers: */
 		#if defined(__cplusplus)
 			extern "C" {
@@ -175,3 +181,5 @@
 		#endif
 		
 #endif
+
+/** @} */
diff --git a/LUFA/Drivers/AT90USBXXX/SPI.h b/LUFA/Drivers/AT90USBXXX/SPI.h
index d1c9cede4..f0b43e0df 100644
--- a/LUFA/Drivers/AT90USBXXX/SPI.h
+++ b/LUFA/Drivers/AT90USBXXX/SPI.h
@@ -33,6 +33,14 @@
  *  Hardware SPI subsystem driver for the supported USB AVRs models.
  */
 
+/** \ingroup Group_SubsystemDrivers
+ *  @defgroup Group_SPI SPI Driver - LUFA/Drivers/AT90USBXXX/SPI.h
+ *
+ *  Functions, macros, variables, enums and types related to the setup of a the SPI port.
+ *
+ *  @{
+ */
+
 #ifndef __SPI_H__
 #define __SPI_H__
 
@@ -137,3 +145,5 @@
 		#endif
 		
 #endif
+
+/** @} */
diff --git a/LUFA/Drivers/AT90USBXXX/Serial.h b/LUFA/Drivers/AT90USBXXX/Serial.h
index bbf3044fa..f08f9a039 100644
--- a/LUFA/Drivers/AT90USBXXX/Serial.h
+++ b/LUFA/Drivers/AT90USBXXX/Serial.h
@@ -33,6 +33,14 @@
  *  Driver for the USART subsystem on supported USB AVRs.
  */
  
+/** \ingroup Group_SubsystemDrivers
+ *  @defgroup Group_Serial Serial USART Driver - LUFA/Drivers/AT90USBXXX/Serial.h
+ *
+ *  Functions, macros, variables, enums and types related to the setup of the USART for serial communications.
+ *
+ *  @{
+ */
+ 
 #ifndef __SERIAL_H__
 #define __SERIAL_H__
 
@@ -113,3 +121,5 @@
 		#endif
 		
 #endif
+
+/** @} */
diff --git a/LUFA/Drivers/AT90USBXXX/Serial_Stream.h b/LUFA/Drivers/AT90USBXXX/Serial_Stream.h
index adde5b95e..d5034bb53 100644
--- a/LUFA/Drivers/AT90USBXXX/Serial_Stream.h
+++ b/LUFA/Drivers/AT90USBXXX/Serial_Stream.h
@@ -35,6 +35,15 @@
  *  USART.
  **/
 
+/** \ingroup Group_SubsystemDrivers
+ *  @defgroup Group_SerialStream Serial Stream Driver - LUFA/Drivers/AT90USBXXX/Serial_Stream.h
+ *
+ *  Functions, macros, variables, enums and types related to the setup of a serial stream, so that standard printf and other
+ *  C stream functions can be used on the serial port.
+ *
+ *  @{
+ */
+
 #ifndef __SERIAL_STREAM_H__
 #define __SERIAL_STREAM_H__
 
@@ -80,3 +89,5 @@
 		#endif
 
 #endif
+
+/** @} */