At 03:40 AM 2/27/01 -0500, you wrote: >Yikes, >Mine is an -R4, and I've never done this mod! >Any quick ideas of what problems this is likely to have caused me? >Maybe I'm Ok because of the specific chips I've used: >16C84 16F84A 12C50x 12C50xA 18Cxxx 16C505 16F87x I'd guess maybe nothing except the occasional chip might fail during programming, it's a *reduction* in Vpp, after all. Maybe someone else has a more informed opinion. Motorola's '05 chips also required a Vpp reduction after they did a die shrink. Best regards, =-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-= Spehro Pefhany --"it's the network..." "The Journey is the reward" speff@interlog.com Info for manufacturers: http://www.trexon.com Embedded software/hardware/analog Info for designers: http://www.speff.com Contributions invited->The AVR-gcc FAQ is at: http://www.bluecollarlinux.com =-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-= -- http://www.piclist.com hint: The list server can filter out subtopics (like ads or off topics) for you. See http://www.piclist.com/#topics