Agree! I have also a Parallax programmer.... Imre On Tue, 30 Jun 1998, Mark Willis wrote: > Is the PicStart Plus firmware revision you refer to, the 1.50 version, > Jim (or anyone else who knows?) I just got a PicStart Plus at the > seminar, need to know if it needs a change (doesn't look like it?) > > Come to think of it, I'd better upgrade my older Parallax programmer > for this programming change! > > Mark Willis, mwillis@nwlink.com > > Jim robertson wrote: > > > > Hi folks, > > > > Microchip have publish a revised programming specification for all 12-Bit > > core parts. These include all 16C5x and 12C50x parts. The new programming > > specification increases the over-programming pulse count from x3 to x11. > > (Yes the parts take twice as long to program!) The maximum retry count has > > been reduced from 25 attempts to 8 attempts. > > > > Microchip have asked that the revision be implemented immediately as it is > > possible that 12-Bit core parts will not achieve long term stability if > > programmed with the old programming specification. > > > > Accordingly, I have posted TM4 software driver version 1.00.09 and this > > update is compliant with the new specification and can be used with the > > WARP-3, PP1, PICSTART 16B "PHOENIX" upgrade and the Picstart 16C "PHOENIX" > > upgrade. > > > > http://www.pipeline.com.au/users/newfound/zip/tm4-com.zip > > http://www.pipeline.com.au/users/newfound/zip/tm4disk.zip > > > > For users of other programmers consider "heavying" the manufacturer for > > your update. I beleive there is a firmware upgrade for the picstart plus > > available. > > > > Jim > >