Standard I/O (stdio) | Common standard I/O driver that implements the stdio read and write functions on AVR and SAM devices |
 Standard serial I/O (stdio) | Common standard serial I/O management driver that implements a stdio serial interface on AVR and SAM devices |
Sensors Xplained Extension Boards | This file contains definitions and services related to the features of the SENSORS_XPLAINED_XXX Xplained boards |
 Sensors Xplained Extension Board Configuration | The extension board configuration defines constants identifying the sensors, bus interface, I/O pin mappings, and sensor device signals from an Atmel Sensor board (ATAVRSBPR1 , ATAVARSBIN1 , ATAVARSBIN2 , and so on) to the development platform |
Generic board support | The generic board support module includes board-specific definitions and function prototypes, such as the board initialization function |
XMEGA compiler driver | Compiler abstraction layer and code utilities for 8-bit AVR |
 Assembler Support | This group provides a good handful of macros intended to smooth out the differences between various assemblers, similar to what compiler.h does for compilers, except that assemblers tend to be much less standardized than compilers |
 Macro Repeat | |
 Stringize | |
 Token Paste | |
 Program memory | |
 Status Codes | |
Global interrupt management | This is a driver for global enabling and disabling of interrupts |
 Deprecated interrupt definitions | |
Atmel part identification macros | This collection of macros identify which series and families that the various Atmel parts belong to |
 AVR UC3 parts | |
 AVR XMEGA parts | |
 megaAVR parts | |
 SAM parts | |
Clock Management | |
 Generic Clock Management | Generic clocks are configurable clocks which run outside the system clock domain |
 Oscillator Management | This group contains functions and definitions related to configuring and enabling/disabling on-chip oscillators |
 PLL Management | This group contains functions and definitions related to configuring and enabling/disabling on-chip PLLs |
 System Clock Management | See Quick Start Guide for the System Clock Management service (XMEGA) |
Configuration Change Protection | See Quick start guide for CCP driver |
XMEGA reset cause | See reset_cause_quickstart |
General Purpose Input/Output | This is the common API for GPIO |
Common IOPORT API | See Quick start guide for the common IOPORT service |
Sensors Platform Board Configuration | Configuration constants defined for the platform are used to enable peripherals and map I/O pin interfaces between sensors and the development board they are paired with |
Sensor Device Stack | The sensor device service provides high-level interfaces and binary driver libraries for sensor devices on systems built around Atmel microcontrollers |
 Common Sensor API | |
Busy-Wait Delay Routines | This module provides simple loop-based delay routines for those applications requiring a brief wait during execution |
Two Wire-interface(TWI) | This is the common API for TWIs |
TWI - Two-Wire Interface | See Quick start guide for XMEGA TWI driver |
 TWI Master | |
 TWI Slave | |
NVM driver | See Quick Start Guide for the XMEGA NVM Driver |
 NVM driver generic module handling | Support functions for the NVM driver |
 NVM driver signature handling | Handling of signature rows |
 NVM driver EEPROM handling | Functions for handling internal EEPROM memory |
 NVM driver flash handling | Functions for handling internal flash memory |
 NVM driver fuse and lock bits handling | Functions for reading fuses and writing lock bits |
Sleep manager | The sleep manager is a service for ensuring that the device is not put to sleep in deeper sleep modes than the system (e.g., peripheral drivers, services or the application) allows at any given time |
Sleep controller driver | This is a low-level driver implementation for the AVR XMEGA sleep controller |
Test Suite Framework | This module is the test suite framework, which provides a set of standard functions and macros for defining and running test suites |
Serial Interface (Serial) | See Quick start guide for Serial Interface service |
USART module (USART) | See Quick start guide for USART module |
Programmable Multilevel Interrupt Controller | See Quick start guide for PMIC driver |
XMEGA-A1 Xplained Board Configuration | |