re: Stepper motor transition board

[reid@aps.anl.gov (David Reid)]

> From RIVERS@BNLX26.NSLS.BNL.GOV Wed Mar 30 15:53:21 1994
> Return-Path: <RIVERS@BNLX26.NSLS.BNL.GOV>
> From: RIVERS@BNLX26.NSLS.BNL.GOV (Mark Rivers)
> Subject: re: Stepper motor transition board
> To: beamline_controls@aps.anl.gov
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> 
> Guy,
> 
> > We are thinking of laying out  a PCB to simplify the connections between an
> > OMS and a StepPak, instead of the hand wiring currently suggested.
> 
> > We're envisaging a simple 4U transition card with the VME J2 connector on one
> > side and two StepPak connectors on the other.
> > It would go in the rear bay of the VME crate with a ribbon cable connection
> > between the backplane and the transition card.   The same card could also go
> > into the front of the VME crate if you linked two adjacent J2 connectors on
> > the backplane.
> > Any comments?
> 
> I was thinking of doing the same thing. However, Karen Coulter told me that it
> has already been done at Los Alamos. Karen, can you get the info and perhaps
> find if we can get the PC layout file?
> 

	According to Matt Stettler (LANL AT-8), as of 4:30 this afternoon Los
Alamos has no plans to design or build OMS to Step-pak transition boards

dave reid