It s a program in C using atmel studio and proteus
File list:
PRUEBA
.....\ATmega88
.....\........\Debug
.....\........\.....\main.d
.....\........\.....\Makefile
.....\........\main.c
.....\ATmega88P
.....\.........\Debug
.....\.........\.....\Debug.eep
.....\.........\.....\Debug.elf
.....\.........\.....\Debug.hex
.....\.........\.....\main.d
.....\.........\.....\main.o
.....\.........\.....\Makefile
.....\.........\.....\usart.d
.....\.........\.....\usart.o
.....\.........\avr_compiler.h
.....\.........\main.asm
.....\.........\main.c
.....\.........\usart.h
.....\Backup Of PRUEBA.pdsbak
.....\PRUEBA.pdsprj
.....\PRUEBA.pdsprj.MICHAELPC.Michael.workspace