步进电机正转两相四拍程序，对于控制步进电机很好的程序-Two-phase stepper motor is transferred four-beat program, good for stepper motor control program

步进电机试验 单双八拍1 单双八拍2 加减速 双四拍 正反转-Stepper motor test took a single and double eight-eight-odd and even beat two double four shot Reversible acceleration and deceleration

dsp2812步进电机，四相单四拍步进电机，源码直接使用-dsp2812 stepper motor, four single-phase stepper motors beat, source code directly