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General Mach Discussion / Re: Mach3 win7 32bit, movement only in one direction, what to do?
« on: February 08, 2018, 01:54:49 AM »Quote
Do I need A other motherboard? Or is there A way to fix this and get 5 volt on the port. The powersupply of the computer is 12 and 5 volts so somewere on the motherboard iTS being redused to 3.5.
My suggestion would be to fit a PCI parallel port card which outputs the required 5 Volts TTL signal.
You can identify if your computer motherboard can provide 5V from the PCI slot and which PCI card you need to buy from the data presented here; http://www.machsupport.com/forum/index.php/topic,34848.0.html
Tweakie.