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[vmu] VMS bios dump   Message List  
Reply | Forward Message #173 of 1156 |
Re: Official SEGA VMU Emulator


Sorry guys. I was just describing my stock VMU as if it were an emulator. I
guess my joke was a little too subtle for most of the people :(

So, my statements are all true (except maybe the "official sega vmu
emulator" - it's official sega, but just a vmu). The accelerator card has
the potato, just like every one elses'. The "precise physical model" of the
resonant frequencies is the case of the device. It's not a mathematical
model-- it's the actual thing. I paid the $25 at Toysrus, and my normal VMU
doesn't have the step and trace ability that most emulators have. (It also
doesn't have breakpoints or visibility into the memory).

Hope I didn't mislead too many people. I wasn't trying to hype non-existent
things.

Welcome back to the group, Alexander! -- it's great to hear from you again.
Hope things are going well at your new job.

- john


Alexander Villagran wrote:

> > > It's pretty cool. The one I got actually comes with a small
> accellerator
> > > card so that the timing is dead-on. It's also got a real LCD
> screen so
> > > you'll know exactly how the graphics will look. And, so that you
> can test
> > > VMU-VMU communications, it's got a connector on the end of it.
> There's
> > > even a rather precise physical model of the resonant frequencies
> of the
> > > piezo buzzer, so you'll know which frequencies to avoid. It was
> just
> > > $25... but I'm kindof bummed because it lacks step and trace
> ability...
>
> I have seen all the development kits for the VMU, and to date no one
> has made a physical VMU emulator that has a LCD screen, and piezo
> emulation. The main reason is the hardware costs more than the
> actual VMU you can really test on. The Emulator is pretty solid
> except for audio and timing speeds, so it is more than good enough
> for development.
>
> For such a small device, I would really doubt if such a thing exists.
>
> Alexander Villagran
> VMU Developer
>




Thu May 4, 2000 6:40 pm

maushammer@...
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Message #173 of 1156 |
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Ok, here's a fun trick for everyone who has a Japanese VMS. I've written a program to dump the contents of the VMS firmware. Unfortunately, it depends on...
Marcus Comstedt
marcus@...
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Mar 4, 2000
9:27 pm
Soeren Gust
sgust@...
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Mar 10, 2000
6:06 pm

soeren gust <sgus-@...> wrote: original article:http://www.egroups.com/group/vmu-dev/?start=61 ... Japanese ... Try changing $ef5 to $ef8. I have...
Marcus Comstedt
marcus@...
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Mar 10, 2000
7:15 pm
Soeren Gust
sgust@...
Send Email
Mar 10, 2000
7:29 pm

soeren gust <sgus-@...> wrote: original article:http://www.egroups.com/group/vmu-dev/?start=65 ... Ok. Between the japanese 1.002 and 1.004 only...
Marcus Comstedt
marcus@...
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Mar 10, 2000
7:46 pm
Soeren Gust
sgust@...
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Mar 14, 2000
5:43 pm

soeren gust <sgus-@...> wrote: original article:http://www.egroups.com/group/vmu-dev/?start=76 ... Cool. Not very useful, but cool...
Marcus Comstedt
marcus@...
Send Email
Mar 19, 2000
9:45 pm

... to ... Using the Amiga compile of Aslc to assemble this results in instant computer death (most of the time, sometimes it just gives an error message that...
Richard Munn (aka ben...
richard.munn@...
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Mar 13, 2000
3:10 pm
Soeren Gust
sgust@...
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Mar 14, 2000
5:35 pm

Ok, I've sorted out what was causing the problem with dumpbios.s. It's an old assembler bug which I had already fixed, but somehow I forgot to make a new...
Marcus Comstedt
marcus@...
Send Email
Mar 21, 2000
8:45 pm

... Any chances to get a _DOS port_ of that new version too? :) ... Official SEGA VMS Emulator!? I haven't seen that one anywhere yet. Could you please tell...
Alessandro Sanasi
tyro@...
Send Email
Mar 30, 2000
2:11 am

Alessandro Sanasi wrote: On 21 Mar 00, marcus@... (Marcus Comstedt) ... I ... Any chances to get a _DOS port_ of that new version too? :) I've got a...
jmm
maushammer@...
Send Email
Mar 30, 2000
5:32 am

... Gasp! Where did you get that? I thought only official developers and big companies that have contracts with SEGA get one...? Any chances that you could...
tyro@...
Send Email
Apr 27, 2000
2:49 am

... accellerator ... screen so ... can test ... There's ... of the ... just ... ability... I have seen all the development kits for the VMU, and to date no one...
Alexander Villagran
villagra@...
Send Email
May 4, 2000
6:02 pm

Sorry guys. I was just describing my stock VMU as if it were an emulator. I guess my joke was a little too subtle for most of the people :( So, my statements...
jmm
maushammer@...
Send Email
May 4, 2000
6:34 pm

tyr-@... (alessandro sanasi) wrote: original article:http://www.egroups.com/group/vmu-dev/?start=99 ... Could ... It's part of the SEGA DC DevKit,...
Marcus Comstedt
marcus@...
Send Email
Mar 30, 2000
11:56 am

"richard munn (aka benjymous)" <richard.mun-@...> wrote: original article:http://www.egroups.com/group/vmu-dev/?start=74 ... Which version of the...
Marcus Comstedt
marcus@...
Send Email
Mar 19, 2000
9:43 pm

... only ... American ... smoke ... Has anyone managed to make it grab the European VM's bios yet? (As I've now got a nexus card, and can so try it myself) If...
Richard Munn (aka ben...
richard.munn@...
Send Email
May 12, 2000
12:59 pm

... What may need changing is the address $0ef5 in the JMPF. For different revisions of the japanese VM, it needs changing a little bit (some BIOSes use...
Marcus Comstedt
marcus@...
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May 12, 2000
4:34 pm
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