uart
....\app
....\app.bin
....\lib.c
....\lib.h
....\lib.o
....\link.lds
....\main.c
....\main.o
....\Makefile
....\myprintf.o
....\printf.c
....\printf.o
....\start.o
....\start.s
....\uart.c
....\uart.h
....\uart.o
....\uart1.c