Ramps1.4

Hallo,
if I conect the ramps with the computer I get the information that ther Is no driver. I have an other selfmade 3 d printer whit a ramps it works. What cold be the reason. The ramps is corect conected whith Arduino and the steperdrivers?
So plase help my, what could be the reason why one ramps works, and the other which is the same configuratio do not work.
Sincerly
Samy

Some cheap megas from china have a different usb chip

See if yours has a ch340, if so you need ch340 drivers



Edited 2 time(s). Last edit at 02/03/2016 08:02PM by Dust.