HP Forum Archive 11

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71b bug list Message #1 Posted by andy on 1 Apr 2003, 9:42 a.m. I am looking for a 71b buglist, in particular for rom version 1bbbb. I have all of Jake Schwartz's CD's so if there was a bug list published in PPC or Datafile, please post the reference. Thanks, Andy

Check CHHU listings or the PPC Computer Journal Message #2 Posted by Gene on 1 Apr 2003, 10:17 a.m., in response to message #1 by andy Joe Horn may have had such a list. His "Titan File" was always very helpful with the 71B.

Re: 71b bug list Message #3 Posted by Ex-PPC member on 1 Apr 2003, 10:18 a.m., in response to message #1 by andy Have a look at John R. Baker's article (John is Ex-PPC member #618) featured in CHHU Chronicle, V2N2, March 1985, Page 25. There he states that there are over 50 bugs in the HP-71B ver. 1BBBB ROMs and describes several of the very worst.

Re: 71b bug list Message #4 Posted by J-F Garnier on 1 Apr 2003, 11:03 a.m., in response to message #3 by Ex-PPC member Although there may have a lot of bugs in the 1BBBB version (I don't have a full list), few are serious problems. Many are related to stack overflow (--> Memory Lost, because address 0 is the cold start entry point!) in complex expression involving UDF (User Defined Function like DEF FNF(X)=...). J-F

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