[sebhc] New Archive postings

Jack Rubin jack.rubin at ameritech.net
Fri Apr 30 23:20:05 CDT 2004


were you successful running the emulator with these changes to the
source?

> -----Original Message-----
> From: sebhc at sebhc.org [mailto:sebhc at sebhc.org] On Behalf Of 
> Mark Garlanger
> Sent: Friday, April 30, 2004 10:51 PM
> To: sebhc at sebhc.org
> Subject: Re: [sebhc] New Archive postings
> 
> 
> It's great that the ROMs for the H8 are now available... 
> 
> 
> I have recompiled the virtual_h8 project, and based on some 
> warnings, it appears to have a few bugs in the processor 
> emulation.  In the file processor.cpp, the following code is 
> in four places: S = (A & 0x0080 != 0);
> 
> And the compiler provides the following warning:
> c:\H8\code\virtual_h8\processor.cpp(2452) : warning C4554: 
> '&' : check operator precedence for possible error; use 
> parentheses to clarify precedence
> 
> In looking at operator precedence, it does appear to be a 
> problem since the precedence makes it equivelent to: S = (A & 
> (0x0080 != 0 ));
> 
> Which doesn't make any sense. It should be:
> S = ((A & 0x0080) != 0 );
> 
> I've sent email to the author (David Wallace) so it can be 
> addressed in the next release.
> 
>             Mark
> 
> 
> ----- Original Message ----- 
> From: "Jack Rubin" <jack.rubin at ameritech.net>
> To: "SEBHC" <sebhc at sebhc.org>
> Sent: Friday, April 30, 2004 8:16 AM
> Subject: [sebhc] New Archive postings
> 
> 
> > Steve Parker, author of the original PAM37 ROM, has 
> prepared the two 
> > ROM files needed to make Dave Wallace's Virtual H8 emulator 
> > operational. These are in the H8 ROMs folder - note that 
> these are not 
> > straight binary dumps but rather dumps formatted especially for the 
> > emulator.
> > 
> > I've also posted the Cassette SRM (Software Reference Manual, P/N 
> > 595-2048-01). Included in the same folder is the update 
> document for 
> > Extended BH Basic 10.02.00 (HC8-13). When the original 
> owner of this 
> > machine received the EBHB update, he discarded the 
> superceded sections 
> > from the original BASIC section of the manual. I will replace these 
> > sections as soon as I locate them (in my physical archive) 
> and update 
> > the .pdf file at that time.
> > 
> > I also uploaded several "real" ROM binaries and manuals for the H8 
> > H37/67 and H47 disk controllers.
> > 
> > Jack
> > 
> > --
> > Delivered by the SEBHC Mailing List
> 

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