Code samples for accessing USART.
File list:
HelloWorld
.........\HelloWorld
.........\..........\Debug
.........\..........\.....\HelloWorld.d
.........\..........\.....\HelloWorld.eep
.........\..........\.....\HelloWorld.elf
.........\..........\.....\HelloWorld.hex
.........\..........\.....\HelloWorld.lss
.........\..........\.....\HelloWorld.map
.........\..........\.....\HelloWorld.o
.........\..........\.....\led.d
.........\..........\.....\led.o
.........\..........\.....\makedep.mk
.........\..........\.....\Makefile
.........\..........\.....\usart.d
.........\..........\.....\usart.o
.........\..........\HelloWorld.avrgccproj
.........\..........\HelloWorld.cpp
.........\..........\led.cpp
.........\..........\led.h
.........\..........\usart.cpp
.........\..........\usart.h
.........\HelloWorld.avrsln
.........\HelloWorld.avrsuo