对步进电机原理和驱动方式的详细介绍及分析，对我们在做步进电机驱动程序和硬件电路时很有帮助-Principle of stepper motor and drive means a detailed descr iption and analysis, we are doing stepper motor driver and the hardware circuit helpful

电机驱动driver电路 提供了H桥电路设计的几点思 -Motor drive circuit driver providess a H bridge circuit design Synopsys

直流电机驱动driver电路，集成H桥桥，可用于PWM控制电机转速和前进与后退 -Driver circuit of DC motor drive, the integrated H-Bridge can be used for PWM control of motor speed and forward and backward