This is how it's wired... http://orlandorobotbuilders.com/rw/2015-03-08-Elec-01-Wiring.jpg
The white/green wire pairs are the step/direction pairs for each axis. From the right to left, it's Z,Y,X, and then A in the upper left. This is after I removed my optoisolator breakout board. The IM483's have optoisolators on the inputs, which is why I figured I can remove mine. Cheers, -Neil. On 3/8/2015 4:22 PM, andy pugh wrote: > How do you have things wired? Do the drives have an opto-isolator on > the input? Parports work better if you think of them as current sinks > rather than voltage sources. Not knowing what your stepper-drive > inputs look like I can't get more specific than that. ------------------------------------------------------------------------------ Dive into the World of Parallel Programming The Go Parallel Website, sponsored by Intel and developed in partnership with Slashdot Media, is your hub for all things parallel software development, from weekly thought leadership blogs to news, videos, case studies, tutorials and more. Take a look and join the conversation now. http://goparallel.sourceforge.net/ _______________________________________________ Emc-users mailing list Emc-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/emc-users