Date   : Fri, 15 May 1987 05:55:40 MDT
From   : Rick Conn <RCONN@SIMTEL20.ARPA>
Subject: Re: Bank Switching Z-System on the HD64180

Hello, Curtis,
       Echelon is working the bank switching problem, last I heard.
Perhaps you should contact them to see how they are coming.  It really
isn't an easy problem at all, especially with environment descriptor and
message buffer access being required for Z System operation.

               Rick