 FLASHCALW - FLASH Controller Double-Word | See Quickstart guide for SAM FLASHCALW driver |
| Universal Synchronous Asynchronous | Receiver Transmitter (USART) |
 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 |
| Serial Interface Module | This module is responsible for encoding and decoding the serial bytes to/from Host into corresponding MAC APIs |
| Common WL Definitions | All General Definitions used by the Wireless Stack applications are defined in this module |
| IEEE Constants | Includes IEEE Constant Definitions |
| MAC Build Configurations | All Build configurations Macros are defined in this module |
| Return Values | All return Value Enumerations are defined in this module |
| Common Stack Definitions | Includes Stack Definitions |
| IEEE 802.15.4 MAC v3.1.1 | The IEEE standard 802.15.4 MAC Layer defines the protocol and compatible interconnection for data communication devices using low data rate, low power and low complexity, short-range radio frequency (RF) transmissions in a wireless personal area network (WPAN) |
| MAC Build Configurations | All Build configurations Macros are defined in this module |
| MAC Data Structures | This module defines all the MAC Data Structures |
| MAC Definitions | All Definitions used by the MAC Layer is described here |
| MAC Definitions | All Definitions used by the MAC Layer is described here |
 MAC Prototypes | All MAC Prototypes are described in this module |
 MCL API's | This module describes all Mac Core Layer(MCL) API's |
| MCL Request API's | This module describes all MCL Request API's |
| MCL General API's | This module describes all MCL General API's |
| MCL Confirmation API's | This module describes all MCL Confirmation API's |
| MCL Indication API's | This module describes all MCL Indication API's |
| MCL Response API's | This module describes all MCL Response API's |
| MAC Callback's | This module describes all MAC Callback's |
| MAC Confirmation Callback's | This module describes all MAC Confirmation Callback's |
| MAC Indication Callback' | This module describes all MAC Indication Callback's |
| SIO2HOST - UART | This module performs serial input/output functionalities via UART |
| Clock Management | |
| DFLL Management | A Digital Frequency Locked Loop can be used to generate a highly accurate frequency from a slower-running reference clock, in much the same way as a PLL |
| 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 (SAM4L) |
| System Clock internals | |
| Compiler abstraction layer and code utilities | Compiler abstraction layer and code utilities for AT91SAM |
| Preprocessor - Macro Repeat | |
| Preprocessor - Stringize | |
| Preprocessor - Token Paste | |
| 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 | |
| BPM - Backup Power Manager | Driver for the BPM (Backup Power Manager) |
| Serial Interface (Serial) | See Quick start guide for Serial Interface service |
| Universal Synchronous Asynchronous Receiver | Transmitter (USART) |
| API Parser Module | This module is responsible for encoding and decoding the serial bytes to/from NCP into MAC APIs to provide seamless working for application similar to stack running in same processor or on NCP.This module is used for Two Processor Approach |
| MAC API Decoder | The API Encoder Module Decodes the incoming command byte stream to corresponding MAC Api's |
| MAC API Encoder | The API Encoder Module Encodes the MAC Api's into appropriate command byte stream |
| Common SW Timer | Implements the software Algorithm for Timer Handling in the Stack |
| Group_pal_common_hw_timer | Implements a common api interface for accessing timer drivers of all architectures |
| SAM3/4S/4L/4E/4N/4CM/4C/G Timer Counter (TC) Driver | This driver for Atmel® | SMART ARM®-based microcontrollers provides an interface for the configuration and management of the device's Timer Counter functionality |
| SIO2NCP - UART | This module performs serial input/output functionalities via UART from and to the HOST |
| Busy-Wait Delay Routines | This module provides simple loop-based delay routines for those applications requiring a brief wait during execution |
| Common IOPORT API | See Quick start guide for the common IOPORT service |
| WDT_SAM4L - SAM4L Watchdog Timer | Driver for the WDT (Watchdog Timer) |
| Generic board support | The generic board support module includes board-specific definitions and function prototypes, such as the board initialization function |
| SAM4L Xplained Pro board | |
| Configuration | Symbols to use for configuring the board and its initialization |
| Features | Symbols that describe features and capabilities of the board |
1.8.5