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???
09/10/04 00:06
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#77169 - RE: Future of this project
Responding to: ???'s previous message

Second mention of a character terminal project (VT100).


Have you looked at PALM VT-100 Terminal software? Might be what you want (if you have your glasses with you and have lot's of light).

Regarding the platform effort, i've heard both TVT and VGA displays mentioned, any preference developed here? By now you all know i don't think it should really matter which but, what is the prevailing desire.

My local drug store has these mini-mono-TV's for $19.95. Everytime i walk past i think how cool and useful a tiny board implementing a stand alone bit-mapped/character terminal, would be. Even though stand-alone, a "hosted mode" could configure into a platform.

Also been doing "back of the envelope" VGA calculations. Using a fast '51 you find memory is the limitation. Resolution/Color Depth increase memory requirement in big chunks.

The original Mac resolution 512x342 uses 21.9k per bit of color, 640x400 is just do-able in 32k per bit and 640x480 bumps you to 38.4K.

regards,
p






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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