File list (Check if you may need any files):
an0008_efm32_usart\an0008_efm32_usart.pdf
..................\.rm\spi.uvopt
..................\...\spi.uvproj
..................\...\uart.uvopt
..................\...\uart.uvproj
..................\arm
..................\codesourcery\Makefile.spi
..................\............\Makefile.uart
..................\codesourcery
..................\iar\EW7A.tmp
..................\...\EW7B.tmp
..................\...\settings\spi.cspy.bat
..................\...\........\spi.dbgdt
..................\...\........\spi.dni
..................\...\........\spi_Debug.jlink
..................\...\........\uart.cspy.bat
..................\...\........\uart.dbgdt
..................\...\........\uart.dni
..................\...\........\usart.wsdt
..................\...\settings
..................\...\.pi\Debug\Exe\spi.sim
..................\...\...\.....\Exe
..................\...\...\.....\List
..................\...\...\.....\Obj\core_cm3.o
..................\...\...\.....\...\efm32_cmu.o
..................\...\...\.....\...\efm32_emu.o
..................\...\...\.....\...\efm32_gpio.o
..................\...\...\.....\...\efm32_system.o
..................\...\...\.....\...\efm32_usart.o
..................\...\...\.....\...\main_spi.o
..................\...\...\.....\...\spi.pbd
..................\...\...\.....\...\system_efm32.o
..................\...\...\.....\...\usart.o
..................\...\...\.....\Obj
..................\...\...\Debug
..................\...\spi
..................\...\spi.dep
..................\...\spi.ewd
..................\...\spi.ewp
..................\...\uart\Debug\Exe
..................\...\....\.....\List
..................\...\....\.....\Obj\uart.pbd
..................\...\....\.....\Obj
..................\...\....\Debug
..................\...\uart
..................\...\uart.dep
..................\...\uart.ewd
..................\...\uart.ewp
..................\...\usart.eww
..................\iar
..................\main_spi.c
..................\main_uart.c
..................\rowley\spi.hzp
..................\......\uart.hzp
..................\rowley
..................\spi.c
..................\spi.h
..................\spi_project.h
..................\uart.c
..................\uart.h
..................\uart_project.h
..................\usart.c
..................\usart.h
an0008_efm32_usart