AVR单片机编程实例，详解各个外设，寄存器，给出相关编程实例，很适合新手学习-AVR microcontroller programming examples, explain the various peripherals, register, give relevant programming examples, it is suitable for beginners to learn

AVR单片机位操作的C 语言编程实现，包括常规方法和扩展运用-Bit AVR microcontroller C language programming operations, including the use of conventional methods and extensions

Programming And Customizing The Avr Microcontroller (D.V. Gadre, 2001)