Introduction - If you have any usage issues, please Google them yourself
2 phase hybrid stepper motor driver, matching MC860H driver, common cathode connection method.EN advance DIR at least 5us, normal operation is high level, DIR ahead of PUL falls along 5us to determine its state of high or bottom, DIR high: positive turn, bottom: reverse PUL pulse signal, high level is not less than 2.5us, low level is not less than 2.5us