随机显示LED 灯的程序，AVR ATMEGA128单片机-show the LED light random ! AVR ATMEGA 128

同时使用键盘和LED灯的程序，AVR ATMEGA128-use the keyboard and led at the same time,avr atmega 128

51和AVR单片机驱动LED点阵学习攻略，PDF格式，从8*8点阵开始，到128*32，包括静态显示和移位。-51 and AVR microcontroller driven LED dot matrix learning Raiders, PDF format, 8* 8 dot matrix from the beginning, to 128* 32, including a static display and shift.

avr单片机各种例程，ad，spi，led，pwm-avr microcontroller various routines, AD, SPI, led, pwm...Etc.