基于atmega16l单片机开发四相八拍步进电机驱动，步进电机带64倍降速，程序在8Mhz晶振下调试通过。-Four-phase development based on atmega16l MCU shot eight stepper motor driver, stepper motor with 64 times the deceleration, the program to debug through the 8Mhz crystal.