This thread has been locked.
If you have a related question, please click the "Ask a related question" button in the top right corner. The newly created question will be automatically linked to this question.
在试用DRV8837控制马达调焦,想做成按一下遥控,马达动一下,再按,再动一下,可是我现在做的是按一下,马达动起来不停,一直在转,怎么是马达停下来,IN1,IN2均为高时,马达是制动,那为什么没有制动下来呢,莫非是要让IN1和IN2都设为低的时候,马达才能停下吗