Matt Pobursky wrote: > > More counterarguments... ;) > > On Thu, 20 Jun 2002 16:39:07 -0400, Bob Ammerman wrote: > >A comment was made on this thread that the shift register > >solution required > >many packages vs a CPLD or some such. Here are some > >counterarguments: From the EE point of view the shift registers will spread the power/heat load over much larger area, especially if the "200 digital outputs" are driving leds etc at 10 or 20mA each. They can have their own decoupling caps, can be easily diagnosed and replaced when one output fails, offer greater immunity between chips when receiving spikes etc etc. And HEAPS cheaper. :o) -Roman -- http://www.piclist.com hint: PICList Posts must start with ONE topic: [PIC]:,[SX]:,[AVR]: ->uP ONLY! [EE]:,[OT]: ->Other [BUY]:,[AD]: ->Ads