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2012 DSP - Stepper driver connection

Posted: Mon Oct 24, 2011 11:24 pm
by dwessels
Hi,

I am trying to get the new 2012 DSP wired in to replace my old DSP.
I am using Bart's 4 axis board. http://www.buildlog.net/documents/A40005_rev_1.pdf

The old DSP was connected with to the stepper driver with GND, Pulse+, Step+.

The new DSP does not have a GND pin for the stepper driver, it only has DC5V, Step, Dir.

What is the correct way to wire the two together?

Thanks

Re: 2012 DSP - Stepper driver connection

Posted: Tue Oct 25, 2011 5:11 am
by twehr
dwessels wrote:Hi,

I am trying to get the new 2012 DSP wired in to replace my old DSP.
I am using Bart's 4 axis board. http://www.buildlog.net/documents/A40005_rev_1.pdf

The old DSP was connected with to the stepper driver with GND, Pulse+, Step+.

The new DSP does not have a GND pin for the stepper driver, it only has DC5V, Step, Dir.

What is the correct way to wire the two together?

Thanks
Ground is ground - get it someplace else on the board - likely the case itself is grounded, so you could use that.