On Thu, Jan 12, 2012 at 10:32 AM, andy pugh <bodge...@gmail.com> wrote:
> > On reflection, it might be wise to use a DC/DC convertor for Vdd, so > that it has a floating, isolated logic power, that can be safely > referenced to PSU gnd. > This is what I did. I had trouble getting the IRAMS to fire without tying logic ground to the PSU ground. To this mechanical engineer's reading, the data sheet is not clear on that, but it didn't seem to work otherwise. I used a high power laboratory power supply, so my experience isn't probably that helpful. Eric ------------------------------------------------------------------------------ RSA(R) Conference 2012 Mar 27 - Feb 2 Save $400 by Jan. 27 Register now! http://p.sf.net/sfu/rsa-sfdev2dev2 _______________________________________________ Emc-users mailing list Emc-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/emc-users