定时器的应用，AVR操作，ICCAVR编程-Application of the timer, AVR operation, ICCAVR programming

针对AVR ATXMEGA128A1单片机的BOOTLOADER自编程程序工程。已测试通过，稍微做改动也可以作为别的AVR型号自编程用。-For AVR ATXMEGA128A1 microcontroller BOOTLOADER self-programming program works. Have been tested, do a little changes that can be used as self-programming with other AVR models.

通过C语言编程实现的基于AVR单片机的解码程序-Through the C language programming AVR-based single-chip decoder program