 Analog-Front-End Controller | See Quickstart guide for SAM AFEC driver |
| Power Management Controller (PMC) | |
| Digital-to-Analog Converter Controller (DACC) | |
| Peripheral Parallel Input/Output (PIO) Controller | |
| Display - AAT31XX Controller | Low-level driver for the AAT31XX LCD backlight controller |
| Display - ILI93XX Controller | Low-level driver for the ILI93XX LCD controller |
| PHY component (KSZ8051MNL) | Driver for the ksz8051mnl component |
| Ethernet PHY Media Access Controller | See gmac_quickstart |
| Serial Peripheral Interface (SPI) | See Quickstart guide for SAM SPI driver |
| Two-Wire Interface (TWI) | Driver for the TWI (Two-Wire Interface) |
| Universal Asynchronous Receiver Transceiver (UART) | The Universal Asynchronous Receiver Transmitter features a two-pin UART that can be used for communication and trace purposes and offers an ideal medium for in-situ programming solutions |
| 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 |
| Static Memory Controller (SMC) | Driver for the Static Memory Controller |
| 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 | |
| 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 |
| Power Manager (PM) | This is a stub on the SAM Power Manager Control (PMC) for the sleepmgr service |
| 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 |
| SAM3A/3N/3S/3U/3X/4E/4N/4S/G Peripheral DMA Controller (PDC) Driver | This driver for Atmel® | SMART ARM®-based microcontrollers provides an interface for the configuration and management of the the Peripheral Direct Memory Access (DMA) Controller (PDC) module |
| SAM3/4C/4CM/4CP/4E/4N/4S/G/V71/V70/S70/E70 Reset Controller (RSTC) Driver | This driver for Atmel® | SMART ARM®-based microcontrollers provides an interface for the configuration and management of the device's Reset Controller functionality |
| 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 |
| Common IOPORT API | See Quick start guide for the common IOPORT service |
| Ethernet Phy | This is the common API for Ethernet Phy on ARMs |
| Resistive Touch Service | This service provides an interface for handling resistive touch component |
| ADS7843 Touch Controller | This is hardware specific configuration that configures the resistive touch service for use with the ADS7843 touch controller |
| Resistive Touch - ADS7843 Controller | Low-level driver for the ADS7843 touch controller |
| Serial Peripheral Interface (SPI) | This is the common API for SPI interface |
| QTouch device driver for I2C interface | See Quick start guide for QTouch component |
| Definitions for Atmel AT42QT2160 device | |
| QT Device list support by the driver | |
| Two Wire-interface(TWI) | This is the common API for TWIs |
| Busy-Wait Delay Routines | This module provides simple loop-based delay routines for those applications requiring a brief wait during execution |
| General Purpose Input/Output | This is the common API for GPIO |
| Serial Interface (Serial) | See Quick start guide for Serial Interface service |
| Universal Synchronous Asynchronous Receiver | Transmitter (USART) |
| xCoRoutineCreate | Croutine |
| vCoRoutineSchedule | Croutine |
| crSTART | Croutine |
| crDELAY | Croutine |
| crQUEUE_SEND | |
| crQUEUE_RECEIVE | Croutine |
| crQUEUE_SEND_FROM_ISR | Croutine |
| crQUEUE_RECEIVE_FROM_ISR | Croutine |
| xQueueCreate | Queue |
| xQueueSend | Queue |
| xQueueReceive | Queue |
| xQueueSendFromISR | Queue |
| xQueueReceiveFromISR | Queue |
| vSemaphoreCreateBinary | Semphr |
| xSemaphoreTake | Semphr |
| xSemaphoreTakeRecursive | Semphr |
| xSemaphoreGive | Semphr |
| xSemaphoreGiveRecursive | Semphr |
| xSemaphoreGiveFromISR | Semphr |
| vSemaphoreCreateMutex | Semphr |
| xSemaphoreCreateCounting | Semphr |
| xTaskCreate | Task |
| xTaskCreateRestricted | Task |
| vTaskDelete | Task |
| vTaskDelay | Task |
| vTaskDelayUntil | Task |
| uxTaskPriorityGet | Task |
| vTaskPrioritySet | Task |
| vTaskSuspend | Task |
| vTaskResume | Task |
| vTaskResumeFromISR | Task |
| vTaskStartScheduler | Task |
| vTaskEndScheduler | Task |
| vTaskSuspendAll | Task |
| xTaskResumeAll | Task |
| Generic board support | The generic board support module includes board-specific definitions and function prototypes, such as the board initialization function |
1.8.5