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linux系统下,通过控制器GPIO输出的频率(非PWM方式)实现对步进电机的速度控制,输出的脉冲的个数控制步进电机运动的长度。 采用如下伪代码方式,读写GPIO的速度是否满足高速响应? write high ussleep(dlt); write low ussleep(dlt); pluscnt++;
@xiaofangzi
GPIO速度可以满足,但是Linux调度的实时性不能满足
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