基于avr m16环境下交通灯的实现，东西南北两个方向-Based on the implementation of traffic lights avr m16 environment, North and South, East and West in both directions

iccavr的一整套学习例程，对初学AVR的同学有很大的帮助，这套例程用的芯片是Atmega64，也可以帮助用M16和M128的同学！-Iccavr a set of learning routines for beginners AVR students a great help, this routine is the Atmega64 chip, can also help students with M16 and M128!