430单片机通过控制L298来实现步进电机正向转动。-The single chip microcomputer 430 through the control L298 to realize the stepping motor turning positive.

步进电机在l298的驱动下运转的模拟，带有模拟文件，节约不少时间-step motor l298 driver and stimulate

PIC单片机用L297和L298芯片驱动步进电机-PIC microcontroller with L297 and L298 chip stepper motor driver

以单四拍的方式用LPC2138与L297、L298控制步进电机,上电时步进电机按初始化的速度转动,按下4个按键分别执行增、减速；正、反转，同时上位机显示控制指令。-In single step mode using LPC2138 and L297, L298 stepper motor control, power step motor according to initialize the rotation speed, press 4 keys are implemented by, de