File List

Here is a list of all files with brief descriptions:

board.h	Standard board header file
board_init.c	SAM L21 Xplained Pro board initialization
clock.c	SAM L21 Clock Driver
clock.h	SAM Clock Driver
clock_config_check.h	SAM L21 Clock Driver
clock_feature.h	SAM L21 Clock Driver
compiler.h	Commonly used includes, types and macros
conf_board.h	SAM L21 Xplained Pro board configuration
conf_clocks.h	SAM L21 Clock configuration
conf_example.h	Example configuration
conf_extint.h	SAM L21 External Interrupt Driver Configuration Header
conf_sleepmgr.h	Sleep manager configuration
conf_usb.h	USB configuration file for CDC application
extint.c	SAM External Interrupt Driver
extint.h	SAM External Interrupt Driver
extint_callback.c	SAM External Interrupt Driver
extint_callback.h	SAM External Interrupt Driver
gclk.c	SAM L21 Generic Clock Driver
gclk.h	SAM Generic Clock Driver
interrupt.h	Global interrupt management for 8- and 32-bit AVR
interrupt_sam_nvic.c	Global interrupt management for SAM D20, SAM3 and SAM4 (NVIC based)
interrupt_sam_nvic.h	Global interrupt management for SAM D20, SAM3 and SAM4 (NVIC based)
io.h	Arch file for SAM0
main.c	CDC Application Main functions
main.h	Main functions
mrecursion.h	Preprocessor macro recursion utils
mrepeat.h	Preprocessor macro repeating utils
parts.h	Atmel part identification macros
pinmux.c	SAM Pin Multiplexer Driver
pinmux.h	SAM Pin Multiplexer Driver
port.c	SAM GPIO Port Driver
port.h	SAM GPIO Port Driver
power.h	SAM L21/L22/R30/R34/R35 Power functionality
preprocessor.h	Preprocessor utils
qs_lin.h	SAM USART LIN Quick Start
qs_pinmux_basic.h	SAM PINMUX Driver Quick Start
qs_port_basic.h	SAM GPIO Port Driver Quick Start
qs_usart_basic_use.h	SAM USART Quick Start
qs_usart_callback.h	SAM USART Quick Start
qs_usart_dma_use.h	SAM Quick Start Guide for Using Usart driver with DMA
reset.h	SAM Reset functionality
saml21_xplained_pro.h	SAM L21 Xplained Pro board definition
sercom.c	SAM Serial Peripheral Interface Driver
sercom.h	SAM Serial Peripheral Interface Driver
sercom_interrupt.c	SAM Serial Peripheral Interface Driver
sercom_interrupt.h	SAM Serial Peripheral Interface Driver
sercom_pinout.h	SAM SERCOM Module Pinout Definitions
sleepmgr.c	Chip-specific sleep manager configuration
saml/sleepmgr.h	Chip-specific sleep manager configuration
sleepmgr.h	Sleep manager
status_codes.h	Status code definitions
stringz.h	Preprocessor stringizing utils
system.c	SAM System related functionality
system.h	SAM System related functionality
system_interrupt.c	SAM System Interrupt Driver
system_interrupt.h	SAM System Interrupt Driver
system_interrupt_features.h	SAM L21 System Interrupt Driver
tpaste.h	Preprocessor token pasting utils
uart.h	UART functions
uart_samd.c	UART functions
udc.c	USB Device Controller (UDC)
udc.h	Interface of the USB Device Controller (UDC)
udc_desc.h	Common API for USB Device Interface
udd.h	Common API for USB Device Drivers (UDD)
udi.h	Common API for USB Device Interface
udi_cdc.c	USB Device Communication Device Class (CDC) interface
udi_cdc.h	USB Device Communication Device Class (CDC) interface definitions
udi_cdc_conf.h	Default CDC configuration for a USB Device with a single interface
udi_cdc_desc.c	Default descriptors for a USB Device with a single interface CDC
ui.c	User Interface
ui.h	Common User Interface for CDC application
usart.c	SAM SERCOM USART Driver
usart.h	SAM SERCOM USART Driver
usart_interrupt.c	SAM SERCOM USART Asynchronous Driver
usart_interrupt.h	SAM SERCOM USART Asynchronous Driver
usb.c	SAM USB Driver
usb.h	SAM USB Driver
usb_atmel.h	All USB VIDs and PIDs from Atmel USB applications
usb_device_udd.c	USB Device wrapper layer for compliance with common driver UDD
usb_dual.c	SAM USB Dual Role driver file
usb_dual.h	SAM USB Dual Role driver header file
usb_protocol.h	USB protocol definitions
usb_protocol_cdc.h	USB Communication Device Class (CDC) protocol definitions