 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 |
| MAC Symbol Counter Driver(MACSC) | See Quick Start Guide for the MEGARF MACSC Driver |
| MAC Symbol Counter (MACSC) interrupt | Management This group provides functions to configure MACSC module interrupts |
 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 | |
| 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 | |
| System Clock Management | See sysclk_quickstart |
| MEGA reset cause | See reset_cause_quickstart |
| Common IOPORT API | See Quick start guide for the common IOPORT service |
| USART module (USART) | See Quick start guide for USART module |
| 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 MEGA RF sleep controller |
| SIO2HOST - UART | This module performs serial input/output functionalities via UART |
| Serial Interface (Serial) | See Quick start guide for Serial Interface service |
| Light Weight Mesh v2.0 | Lightweight Mesh software stack is an easy to use proprietary low power wireless mesh network protocol |
| PHY | Radio physical layer (PHY) provides functions for radio transceiver access |
| ATMEGARFA1 PHY Layer | The ATmega128RFA1 is a low-power CMOS 8-bit microcontroller based on the AVR enhanced RISC architecture combined with a high data rate transceiver for the 2.4 GHz ISM band |
| Network layer(NWK) | Network layer (NWK) provides core stack functionality and provides two routing algorithms,1.Native routing and 2.AODV routing |
 LWMesh System Services | System services provide common functions for all layers, which are necessary for normal stack operation |
 LWMesh System Services - Security | |
| Busy-Wait Delay Routines | This module provides simple loop-based delay routines for those applications requiring a brief wait during execution |
| Group_pal_common_hw_timer | Implements a common api interface for accessing timer drivers of all architectures |
| General Purpose Input/Output | This is the common API for GPIO |
| Generic board support | The generic board support module includes board-specific definitions and function prototypes, such as the board initialization function |
| Ioport_service_group |
1.8.5