>Alan, I'm using high speed 32KByte SRAM of the >type found in L2 caches. These are 28-Pin x 0.3" >devices and are available from many sources. As far >as the HP article, I would really like to take >a look at that. If you can find which issue of >the HP Journal that was in, please let me know. I have >never heard of anything like this but considering >it's source, I'd like to check it out. Thanks, OK I will see if I can look it out tonight. I think I know where my stash of HP-J's is. Those would certainly be the ideal RAM chip to use for this application. -- http://www.piclist.com hint: PICList Posts must start with ONE topic: [PIC]:,[SX]:,[AVR]: ->uP ONLY! [EE]:,[OT]: ->Other [BUY]:,[AD]: ->Ads