Re: What if we designed and built a "32bit" Apple II?

["Ranando King" <rk@magictouchcorp.com>]

I've been considering the C-1, but I need to see more tech docs on it before
I can decide whether or not to go that route. It looks like a very
intereting machine though.



"barana" <barana24@telstra.com> wrote in message
f7e8ce21.0409152115.2c19583c@posting.google.com">news:f7e8ce21.0409152115.2c19583c@posting.google.com...
> > > Ranando King wrote:
> >  <snipped>
> > > I encourage anyone to have fun playing with their favorite
technologies.
> > > If something you would personally find rewarding is implementing a
> > > 32-bit extension of the 6502/65816, go for it!
>
> > Designing a "65832" processor would require it to have a 6502 core.
That's
> > why I wouldn't say that the code would be running emulated. The
processor
> > will be able to process 6502 code natively. Much like the 65816, new
> > instructions will simply be added to the instruction set.
>
> A 32-bit microprocessor is also being developed by a third person,
> Gideon Zweijtzer. The new processor exists on FPGA and will interface
> directly with the C-One motherboard. It will be 6502 code compatible
> but expands the bus to 32 bits. The opcode set will be expanded and
> enhanced to accomodate 32-bit operations
>
> the C-One Re-Configurable Computer, a new class of computer where the
> chips do not have dedicated tasks any more. By programming the FPGAs
> with new cores, it should be possible to turn the C-One into clones of
> famous 80's computers
>
> The main processor of the C1 is a 65c816 processor running
> approximately at 20 MHz. The 65c816 is a 6502 compatible processor
> with a 24 bit address range. Extra instructions that access the full
> memory range are added to the 6502 core. The C-One has a processor
> slot for any other 8-bit CPU such as a real 6502
>
> Main OS storage will be via a Compact Flash media interface with card
> which is designed to hold the C-One's operating system(s) as well as
> other data. There is no limit to card capacity (current Flash Cards
> contain up to 512 MB memory) Flash media is hot swappable
>
> LCD Interface (TTL LCD style)
> vga
> IDE Interface with DMA support
> Pci
> PS/2 Keyboard port
> amiga 1200 clockports (usb cards www.e3b.de!)
> PS/2 Mouse
> DAC chip
> and a 133mhz 8 bit bus (at its fastest)
> gs/os movies anyone?
> i recon spectrum would run fast
> any1 for millions of colours and 1200x1024?
> Video memory and CPU memory are still in the same memory module, but
> for higher resolutions, this would mean a slowdown for the processor.
> To get around this, there is a framebuffer that is only updated if the
> VIC (or other cloned display chip) updates the screen. This
> framebuffer has it's own strip of memory in a SIMM socket. Since the
> memory on that module is not restricted to graphics, but music can
> also be stored any played back without CPU usage, we call this the
> MultiMedia Memory
> all that is here
> http://www.geocities.com/profdredd/commodoreone/cmdrone.html
>
> i like cut and paste!
>
> So we have a (almost) A modern IIGS accelerated,onbord ide,onboard
> pci,onboard custon chips (ensoniq,mega][),onboard floppy,dac chip
> (mp3's any1?)scandoubled output (vga)
> and the capacity for MAJOR expantion in the way of capabilities!
> Is anyone sensing modern apple ][?
> totally compatible
> As a sideline the c64 and Supercpu- specific os (multitasking
> multithreaded)now does movies http://www.king.igs.net/~billnacu/wings/
> click on applications
> c64 1mhz bus with a 14mhz clocked at 20mhz 65c816