Finally we have misundertanding something because all this controler need to be NPN controled
pwm input set to 5v = 0 rpm pwm input set to 0v = full rpm Enable and forward need to be drived to GND so no need to change nothing on this optocoupler logic. Br -- website: http://www.machinekit.io blog: http://blog.machinekit.io github: https://github.com/machinekit --- You received this message because you are subscribed to the Google Groups "Machinekit" group. To unsubscribe from this group and stop receiving emails from it, send an email to machinekit+unsubscr...@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/machinekit/19514cd0-94c7-49b8-9296-561cfe9333a9%40googlegroups.com.