[cctalk] Re: Z80 vs other microprocessors of the time.

2024-04-23 Thread ben via cctalk
On 2024-04-23 8:40 p.m., Chuck Guzis via cctalk wrote: On 4/23/24 17:18, Bill Gunshannon via cctalk wrote: On 4/23/2024 8:06 PM, Fred Cisin via cctalk wrote: Did the Dimension 68000 (a multi-processor machine) have Z80 and 6502? Couldn't Bill Godbout's CPU-68K board co-exist with other CPU

[cctalk] Re: Z80 vs other microprocessors of the time.

2024-04-23 Thread Chuck Guzis via cctalk
On 4/23/24 17:18, Bill Gunshannon via cctalk wrote: > > > On 4/23/2024 8:06 PM, Fred Cisin via cctalk wrote: >> Did the Dimension 68000 (a multi-processor machine) have Z80 and 6502? Couldn't Bill Godbout's CPU-68K board co-exist with other CPU boards? --Chuck

[cctalk] Re: Z80 vs other microprocessors of the time.

2024-04-23 Thread Fred Cisin via cctalk
On Tue, 23 Apr 2024, Van Snyder via cctalk wrote: I had a "Magic Sac" thing-y that plugged into the ROM port of my Atari 1040. When I put a Mac ROM into its socket, I could run most Mac programs that I had. That was pretty cool The developer of it said that when he met with Apple's lawyers, "Ma

[cctalk] Re: Z80 vs other microprocessors of the time.

2024-04-23 Thread Van Snyder via cctalk
On Tue, 2024-04-23 at 17:06 -0700, Fred Cisin via cctalk wrote: > a significant portion (I remember at one time, somebody at Apple said 20%) > > > of Apple users had the Microsoft SoftCard Z80, or imitations thereof. I had a "Magic Sac" thing-y that plugged into the ROM port of my Atari 1040. When

[cctalk] Re: Z80 vs other microprocessors of the time.

2024-04-23 Thread Fred Cisin via cctalk
Did the Dimension 68000 (a multi-processor machine) have Z80 and 6502? On Tue, 23 Apr 2024, Bill Gunshannon via cctalk wrote: What about the Tandy 16 and 6000. M68K and Z80. Yes. But the original comment that I was responding to was asking Z80 and 6502. Cromemco also had a 68000 and Z80 mac

[cctalk] Re: Z80 vs other microprocessors of the time.

2024-04-23 Thread Bill Gunshannon via cctalk
On 4/23/2024 8:06 PM, Fred Cisin via cctalk wrote: Did the Dimension 68000 (a multi-processor machine) have Z80 and 6502? What about the Tandy 16 and 6000. M68K and Z80. bill

[cctalk] Re: Z80 vs other microprocessors of the time.

2024-04-23 Thread Fred Cisin via cctalk
Did the Dimension 68000 (a multi-processor machine) have Z80 and 6502? Commodore 128 had Z80 and 6502 On Tue, 23 Apr 2024, Mike Katz wrote: I think Ohio Scientific made a computer called the 3B or something like that that had a 6502, a Z-80 and a 6800 in it.  If my memory serves. On 4/23/20

[cctalk] Re: Z80 vs other microprocessors of the time.

2024-04-23 Thread Mike Katz via cctalk
I think Ohio Scientific made a computer called the 3B or something like that that had a 6502, a Z-80 and a 6800 in it.  If my memory serves. On 4/23/2024 7:00 PM, Fred Cisin via cctalk wrote: On Tue, 23 Apr 2024, Van Snyder via cctalk wrote: I shared an office with a lady who got a computer fr

[cctalk] Re: Z80 vs other microprocessors of the time.

2024-04-23 Thread Fred Cisin via cctalk
On Tue, 23 Apr 2024, Van Snyder via cctalk wrote: I shared an office with a lady who got a computer from Ohio Scientific that had both a Z80 and a 6502. It also had two 5/25" floppy drives. She also got a tee-shirt that said "I have two floppies." Except she didn't. aside from her floppies, . .

[cctalk] Re: Z80 vs other microprocessors of the time.

2024-04-23 Thread Cameron Kaiser via cctalk
> I shared an office with a lady who got a computer from Ohio Scientific > that had both a Z80 and a 6502. The Commodore 128 says hi. -- personal: http://www.cameronkaiser.com/ -- Cameron Kaiser * Floodgap Systems * www.floodgap.com * ckai...@floodgap.com -

[cctalk] Re: Z80 vs other microprocessors of the time.

2024-04-23 Thread Van Snyder via cctalk
On Tue, 2024-04-23 at 13:27 +0200, Peter Corlett via cctalk wrote: > The Z80 takes three or four memory cycles to perform a memory access versus > the 6502 accessing memory on every cycle, I shared an office with a lady who got a computer from Ohio Scientific that had both a Z80 and a 6502. It als

[cctalk] Re: Voyager 1 revived. [was: Z80 vs other microprocessors of the time. ]

2024-04-23 Thread Van Snyder via cctalk
On Tue, 2024-04-23 at 12:45 -0500, CAREY SCHUG via cctalk wrote: > Sorry, I guess this should dead end, it is too far off track. I will still > post this since I was among those misled into thinking it had an 1802 > microprocessor. The galileo had an 1802, but it suicided. > > from Wikipedia:

[cctalk] Voyager 1 revived. [was: Z80 vs other microprocessors of the time. ]

2024-04-23 Thread CAREY SCHUG via cctalk
Sorry, I guess this should dead end, it is too far off track. I will still post this since I was among those misled into thinking it had an 1802 microprocessor. The galileo had an 1802, but it suicided. from Wikipedia: It has been erroneously reported[41] on the Internet that the Voyager spac

[cctalk] Re: Z80 vs other microprocessors of the time.

2024-04-23 Thread Chris Elmquist via cctalk
On Monday (04/22/2024 at 08:55PM -0700), Chuck Guzis wrote: > On 4/22/24 20:36, Chris Elmquist wrote: > > Hey, I did that on Sunday afternoons on the Star-100 with Lincoln and his > > son PD when I was in 8th grade. I never became a manager though :-) > > > > Chris > > Trying to remember, was t

[cctalk] Re: Z80 vs other microprocessors of the time.

2024-04-23 Thread Peter Corlett via cctalk
On Mon, Apr 22, 2024 at 01:06:42AM +0100, Peter Coghlan via cctalk wrote: [...] > This was implemented by a humble 6502 running at (mostly) 2MHz, with one 8 > bit arithmetic register, two 8 bit index registers, one 8 bit stack > pointer, a 16 bit program counter and a few flag bits. > I would have