On 04/08/2016 09:53 PM, Jon Elson wrote: Slight correction. (I had a bad scope probe.) After fixing that, I see that I AM getting the board to respond with WAIT/, so that explains the really short strobe cycles. So, the bus handshakes seem to be working, but all read commands seem to return FF, no matter what is being sent by the target board. I'll set up the logic analyzer tomorrow and get more detailed traces of what is going on.
I'm pretty stumped. Jon ------------------------------------------------------------------------------ Find and fix application performance issues faster with Applications Manager Applications Manager provides deep performance insights into multiple tiers of your business applications. It resolves application problems quickly and reduces your MTTR. Get your free trial! http://pubads.g.doubleclick.net/ gampad/clk?id=1444514301&iu=/ca-pub-7940484522588532 _______________________________________________ Emc-developers mailing list Emc-developers@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/emc-developers