[NTLK] Announcing Leibniz

Sun Feb 19 01:37:15 EST 2017

Wow. Very cool! 

On 19. Februar 2017 06:17:44 MEZ, Vladislav Korotnev <vladkorotnev at gmail.com> wrote:
>Steve,
>
>This is purely amazing! Great job you have done on the emulator and the
>ROMs!
>
>
>// Ak.R.
>
>iOS/Mac/Windows & Web developer
>Vaporwave/ambient producer, sound/video engineer
>
>Genjitsu Gadget Lab Member 001
>http://genjit.su
>
>
>
>
>On 19 Feb 2017, at 3:54 , Steve White <stepwhite at gmail.com> wrote:
>
>> Leibniz is an emulator for the Runt based Newtons – OMP, MessagePad
>110/120/130, Motorola Marco, Sharp ExpertPad, and even the NuBus
>ARMistice boards.
>> 
>> It isn’t meant to compete with Einstein.  As I see it, Einstein has
>an eye towards the future, whereas Leibniz is firmly rooted in the
>past. 
>> 
>> My primary motivation in creating Leibniz was to emulate two
>pre-production Newtons I have – a pre-release Newton Notepad, and a ROM
>image used with the ARMistice NuBus board. However all of the Runt
>devices are very similar, so it ends up being able to run able to run a
>total of nine ROM images I’ve dumped.
>> 
>> For it’s primary purpose, I think the two systems are interesting for
>Newton aficionados. And that’s why I created this — so others could
>experience them, without me having to ship a IIci or Notepad around.
>> 
>> 
>> The ARMistice image contains a lot of logging, so you get to see neat
>things logged to it’s standard out and WallyScript windows, as can be
>seen here:
>> 
>> https://i.imgur.com/0xqhOgS.png
>> 
>> As a comparison to it’s original environment, a Mac Iici with the
>ARMistice NuBus board and Egger software:
>> 
>> https://i.imgur.com/2zTGOB5.jpg
>> 
>> 
>> The ARMistice image also has what I’ve nick-named a “debug drawer”. 
>In the lower left corner of the extras drawer, there’s a little
>quarter-circle:
>> 
>> http://i.imgur.com/kyRjdwk.png
>> 
>> Clicking on that reveals a new drawer:
>> 
>> http://i.imgur.com/FrnPC08.png
>> 
>> Lots of fun things in there.
>> 
>> 
>> For the Newton Notepad image, it’s splash screen says “C O N F I D E
>N T I A L”, which amuses me.  But more importantly the ROM has a
>built-in “Guided Tour”, which shows a Newton UI that is subtly
>different than what shipped. It has a built in “Game”, handwriting
>recognition meets the classic Snake game? This was new to me, but I
>admittedly have never seen the “Getting Started” PCMCIA card that
>shipped.   And some icons & text in the Extras drawer differ from what
>shipped.  It does a minimal amount of logging to it’s standard out.    
>> 
>> As well as running Newton OS, it’s able to run the diagnostics that
>was built in to all of the ROMs.  This can be checked out by using the
>“Hardware” menu in Leibniz, and picking “Diagnostics Reboot”.  I know
>Lindy diagnostics has been documented before, but the diagnostics on
>the OMP seems relatively undocumented.  I only learned of it a couple
>of years ago due to the “OMPRepairManual.pdf”, and as some list members
>may remember, actually utilized this to dump my first batch of ROMs
>(Notepad, OMP 1.3).
>> 
>> Leibniz is available for download, complete with (crummy) source code
>from:
>> 
>> https://github.com/pablomarx/Leibniz
>> 
>> 
>> 
>> As stated earlier, I’ve been able to successfully run a total of 9
>ROM images with Leibniz.  The other seven are:
>> 
>> 1) OMP v1.0
>> 2) OMP v1.3
>> 3) Sharp ExpertPad v1.05
>> 4) MessagePad 110 v1.2
>> 5) MessagePad 120 v1.3
>> 6) MessagePad 130 v2.0
>> 7) Motorola Marco v1.3
>> 
>> (Download links for all nine ROMs are on the Leibniz github page)
>> 
>> ROM dumping on the v1.x devices was a mystery to me.  To the best of
>my knowledge, third party native code wasn’t supported until v2.0. 
>This eliminated being able to run Paul Guyot’s ROM dumper.  Hammer and
>Newtsbug wouldn’t work with v1.x.  And my previous method utilized
>diagnostics mode’s “Memory Dump and Edit”, but it’s fairly agonizing to
>do, wasn’t something I could easily have other people do, and Lindy
>diagnostics no longer had this screen.
>> 
>> I had been intrigued for some time with an “easter egg” in the v1.x
>software, where in the Extras drawer you tap the top right, followed by
>the top left, and you’re presented with a sheet with three options, one
>labelled “Serial debugger”. About a year ago I set out to figure this
>out – and was able to, especially thanks to some old information from
>philz.  Effectively the underlying protocol is the same as what Hammer
>and Newtsbug uses, it just lacks the “frame encapsulation”.  
>> 
>> Armed with this knowledge, I forked Steven Frank’s NewTen to add ROM
>dumping capabilities for both v1.x and v2.x devices.  All you need is a
>serial connection to the Newton, and it’ll walk you through the rest. 
>This is available from:
>> 
>> https://github.com/pablomarx/NewTen
>> 
>> If you have a Runt based Newton running a different version than the
>7 listed above, I’d very much appreciate if you could dump the ROM from
>it.  Partially from a preservation aspect, and partially to see if
>it’ll run under Leibniz.
>> 
>> And if you happen to have ROMs for the NuBus boards, I’d really love
>to see those.  
>> 
>> Cheers,
>> Steve
>> 
>>
>----------------------------------------------------------------------
>> 
>> http://newtontalk.net/
>> http://twitter.com/newtontalk
>
>----------------------------------------------------------------------
>
>http://newtontalk.net/
>http://twitter.com/newtontalk

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