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08/30/04 16:34
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#76626 - Atari 400/800 implementation with 8052
Something I've been thinking about on and off for some time is the possibility of implementing something along the lines of an Atari 400 with an 8052 instead of the 6502 which were actually used.

My first computer was an Atari 400 (16k RAM), then an Atari 800XL (64k RAM, I believe), later an Atari 130XE (128k RAM). Thereafter I left the 6502 architecture for Atari 16-bits and finally PC compatibles. But the original Atari 8-bit line is something I still remember fondly.

What is amazing is that these were pretty capable computers, having a Disk Operating System, relatively advanced graphics, and 4-channel sound even with just the 16k available on the Atari 400. The graphics, at 160x80, were pretty impressive at the time (though retrospectively speaking that's less than a Palm these days!).

Anyway, something I've been thinking about is putting together a full-blown 8-bit computer based on an 8052 part. I'm not talking about an SBC, I'm talking about a full computer along the lines of the original Atari with video-out that would hook to a monitor or a TV and a disk operating system that would interface with an IDE hard drive. Perhaps use FAT32 to be compatible with existing formatted drives. I'm also not talking about making it Atari-compatible, but I think an 8052 computer ought to rival or exceed the capabilities of those machines.

This would just be for the sake of doing it, for the challenge--not because I perceive any real use for such a thing.

Does anyone have any thoughts on such a project? Any interest in participating in hardware design or software development?

Regards,
Craig Steiner


List of 177 messages in thread
TopicAuthorDate
Atari 400/800 implementation with 8052            01/01/70 00:00      
   RE: Atari 400/800 implementation with 8052            01/01/70 00:00      
      Sorry...            01/01/70 00:00      
   RE: Atari 400/800 implementation with 8052            01/01/70 00:00      
   RE: Atari 400/800 implementation with 80            01/01/70 00:00      
   RE: Atari 400/800 implementation with 80            01/01/70 00:00      
   Microprocesor emulator?            01/01/70 00:00      
      RE: Microprocesor emulator?            01/01/70 00:00      
         RE: Microprocesor emulator?            01/01/70 00:00      
         RE: Microprocesor emulator?            01/01/70 00:00      
            6502 emulation            01/01/70 00:00      
               RE: 6502 emulation            01/01/70 00:00      
                  RE: 6502 emulation            01/01/70 00:00      
         RE: Microprocesor emulator?            01/01/70 00:00      
            RE: Microprocesor emulator?            01/01/70 00:00      
               RE: Microprocesor emulator?            01/01/70 00:00      
               RE: Microprocesor emulator?            01/01/70 00:00      
                  RE: Microprocesor emulator?            01/01/70 00:00      
                  RE: Microprocesor emulator?            01/01/70 00:00      
                     RE: Microprocesor emulator?            01/01/70 00:00      
                        RE: Microprocesor emulator?            01/01/70 00:00      
      RE: Microprocesor emulator?            01/01/70 00:00      
         RE: Microprocesor emulator?            01/01/70 00:00      
   RE: Atari 400/800 implementation with 8052            01/01/70 00:00      
      RE: Atari 400/800 implementation with 80            01/01/70 00:00      
   RE: Atari 400/800 implementation with 8052            01/01/70 00:00      
   Video output with 8052?            01/01/70 00:00      
      VGA?            01/01/70 00:00      
      RE: Video output with 8052?            01/01/70 00:00      
         RE: Video output with 8052?            01/01/70 00:00      
         RE: Video output with 8052?            01/01/70 00:00      
            RE: Video output with 8052?            01/01/70 00:00      
            RE: Video output with 8052?            01/01/70 00:00      
   RE: Atari 400/800 implementation with 8052            01/01/70 00:00      
      RE: Atari 400/800 implementation with 8052            01/01/70 00:00      
      RE: Atari 400/800 implementation with 80            01/01/70 00:00      
         Do we really need 6502 emulation?            01/01/70 00:00      
            RE: Do we really need 6502 emulation?            01/01/70 00:00      
               RE: Do we really need 6502 emulation?            01/01/70 00:00      
                  I'm game!            01/01/70 00:00      
                     RE: I'm game!            01/01/70 00:00      
                        RE: I'm game!            01/01/70 00:00      
                           RE: I'm game!            01/01/70 00:00      
                              RE: I\'m game!            01/01/70 00:00      
                                 RE: I\'m game!            01/01/70 00:00      
   8052-based video or off-chip solution            01/01/70 00:00      
      RE: 8052-based video or off-chip solutio            01/01/70 00:00      
      RE: 8052-based video or off-chip solution            01/01/70 00:00      
         RE: 8052-based video or off-chip solution            01/01/70 00:00      
         RE: 8052-based video or off-chip solution            01/01/70 00:00      
      My My...Where is the OLD spirit?            01/01/70 00:00      
   RE: Atari 400/800 implementation with 8052            01/01/70 00:00      
      LCD?            01/01/70 00:00      
         RE: LCD?            01/01/70 00:00      
            RE: LCD motiv?            01/01/70 00:00      
   Revisiting video & emulation            01/01/70 00:00      
      RE: Revisiting video & emulation            01/01/70 00:00      
         RE: Revisiting video & emulation            01/01/70 00:00      
            RE: Revisiting video & emulation            01/01/70 00:00      
            RE: Revisiting video & emulation            01/01/70 00:00      
               RE: Revisiting video & emulation            01/01/70 00:00      
                  RE: Revisiting video & emulation            01/01/70 00:00      
                  RE: Revisiting video & emulation            01/01/70 00:00      
      RE: Revisiting video & emulation            01/01/70 00:00      
         RE: Revisiting video & emulation            01/01/70 00:00      
            RE: Revisiting video & emulation            01/01/70 00:00      
               RE: Revisiting video & emulation            01/01/70 00:00      
                  RE: Revisiting video & emulation            01/01/70 00:00      
                     RE: Revisiting video & emulation            01/01/70 00:00      
                        RE: Revisiting video & emulation            01/01/70 00:00      
                           RE: Revisiting video & emulation            01/01/70 00:00      
                              Phillip implements 8052 video            01/01/70 00:00      
                                 RE: Phillip implements 8052 video            01/01/70 00:00      
                                    Phillip video user page            01/01/70 00:00      
                                       RE: Phillip video user page            01/01/70 00:00      
                                          Silabs as video chip            01/01/70 00:00      
                                             RE: Silabs as video chip            01/01/70 00:00      
                                       RE: Phillip video user page            01/01/70 00:00      
                                          RE: Phillip video user page            01/01/70 00:00      
                                             RE: Phillip video user page            01/01/70 00:00      
                              RE: Revisiting video & emulation            01/01/70 00:00      
   WHY?            01/01/70 00:00      
      RE: WHY?            01/01/70 00:00      
      None of the above            01/01/70 00:00      
   Programmable logic again            01/01/70 00:00      
   Defining the project & new ideas            01/01/70 00:00      
      RE: Defining the project & new ideas            01/01/70 00:00      
      RE: Defining the project & new ideas            01/01/70 00:00      
         RE: Defining the project & new ideas            01/01/70 00:00      
            RE: Defining the project & new ideas            01/01/70 00:00      
               RE: Defining the project & new ideas            01/01/70 00:00      
      RE: Defining the project & new ideas            01/01/70 00:00      
         RE: Defining the project & new ideas            01/01/70 00:00      
            RE: Defining the project & new ideas            01/01/70 00:00      
               RE: Defining the project & new ideas            01/01/70 00:00      
                  RE: Defining the project & new ideas            01/01/70 00:00      
                     RE: Efficiency            01/01/70 00:00      
                        RE: Efficiency            01/01/70 00:00      
                           RE: Efficiency            01/01/70 00:00      
                              RE: Efficiency            01/01/70 00:00      
                                 RE: Purpose of OS/Relocatable code            01/01/70 00:00      
                                    RE: Purpose of OS/Relocatable code            01/01/70 00:00      
                                       RE: Purpose of OS/Relocatable code            01/01/70 00:00      
                                          RE: Purpose of OS/Relocatable code            01/01/70 00:00      
                     RE: Defining the project & new ideas            01/01/70 00:00      
                        RE: Defining the project & new ideas            01/01/70 00:00      
                     RE: Defining the project & new ideas            01/01/70 00:00      
   Take a look            01/01/70 00:00      
   Starting specifications?            01/01/70 00:00      
      RE: Starting specifications?            01/01/70 00:00      
         I2C vs. parallel bus            01/01/70 00:00      
      RE: Starting specifications?            01/01/70 00:00      
         RE: Serial vs. parallel internal bus            01/01/70 00:00      
            RE: Serial vs. parallel internal bus            01/01/70 00:00      
      Then parallel..            01/01/70 00:00      
   RE: Atari 400/800 implementation with 8052            01/01/70 00:00      
      Re: Architecture questions            01/01/70 00:00      
      RE: Atari 400/800 implementation with 80            01/01/70 00:00      
         RE: Atari 400/800 implementation with 80            01/01/70 00:00      
            RE: Atari 400/800 implementation with 80            01/01/70 00:00      
               RE: Atari 400/800 implementation with 80            01/01/70 00:00      
                  RE: Atari 400/800 implementation with 80            01/01/70 00:00      
   Proposal: Internal Data Bus            01/01/70 00:00      
      RE: Proposal: Internal Data Bus            01/01/70 00:00      
         RE: Proposal: Internal Data Bus            01/01/70 00:00      
            RE: Command/Data line            01/01/70 00:00      
               RE: Command/Data line            01/01/70 00:00      
                  RE: Command/Data line            01/01/70 00:00      
                     RE: just recalled another            01/01/70 00:00      
                        RE: just recalled another            01/01/70 00:00      
                     RE: Alternative bus strategies            01/01/70 00:00      
         RE: Proposal: Internal Data Bus            01/01/70 00:00      
      RE: Proposal: Internal Data Bus            01/01/70 00:00      
         RE: Proposal: Internal Data Bus            01/01/70 00:00      
            RE: Proposal: Internal Data Bus            01/01/70 00:00      
               RE: Proposal: Internal Data Bus            01/01/70 00:00      
                  RE: Proposal: Internal Data Bus            01/01/70 00:00      
                     RAM quantity & Interrupts            01/01/70 00:00      
                        RE: RAM quantity & Interrupts            01/01/70 00:00      
      Where's the memory?            01/01/70 00:00      
         RE: Shared memory as the data bus?            01/01/70 00:00      
         RE: Where\'s the memory?            01/01/70 00:00      
            RE: Multiport/DMA limitations            01/01/70 00:00      
               RE: Multiport/DMA limitations            01/01/70 00:00      
                  DMA on the Atari            01/01/70 00:00      
                     RE: DMA on the Atari            01/01/70 00:00      
                        RE: DMA on the Atari            01/01/70 00:00      
                           RE: DMA on the Atari            01/01/70 00:00      
                           RE: DMA on the Atari            01/01/70 00:00      
               RE: Multiport/DMA limitations Yes But..            01/01/70 00:00      
   Future of this project            01/01/70 00:00      
      RE: Future of this project            01/01/70 00:00      
         Purpose of the project            01/01/70 00:00      
            RE: Purpose of the project            01/01/70 00:00      
         RE: Future of this project            01/01/70 00:00      
      RE: Future of this project            01/01/70 00:00      
      RE: Future of this project            01/01/70 00:00      
         RE: Future of this project            01/01/70 00:00      
      RE: Future of this project            01/01/70 00:00      
   RE: Atari 400/800 implementation with 80            01/01/70 00:00      
      RE: Atari games on CD            01/01/70 00:00      
   RE: Multiprocessing/ebay/vintage_puters            01/01/70 00:00      
   RE: Karas the Big Party Pooper            01/01/70 00:00      
      That's the point            01/01/70 00:00      
      RE: Karas the Big Party Pooper            01/01/70 00:00      
         RE: Karas the Big Party Pooper            01/01/70 00:00      
            RE: Karas the Big Party Pooper            01/01/70 00:00      
               RE: in a grid            01/01/70 00:00      
                  RE: in a grid            01/01/70 00:00      
                     RE: in a grid            01/01/70 00:00      
                        RE: in a grid            01/01/70 00:00      
                           RE: in a grid            01/01/70 00:00      
      RE: Karas the Big Party Pooper            01/01/70 00:00      
         RE: Karas the Big Party Pooper            01/01/70 00:00      
   RE: Atari 400/800 implementation with 8052            01/01/70 00:00      
   About the multiprocessor scheme            01/01/70 00:00      
   Home built 8051 computer??            01/01/70 00:00      

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