tHE SCHEMATIC DIAGRAM , it's nice but you should label,
schemitt triger is for home limit switch,can you show the wiring for this interface board from switch to board and for buffer also show the step,dir,did you put enable ,mybe there's motor enable i've seen ,pin 14 is connected somewhere..
if i get this , i will covert it to my
own connection ,it's better to used terminal block Wago..
what's is for resistor value ..and others
anyone share the more easies,
Where is the original schematic diagram or other Most clear