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Recent content by danielbooneamerica

  1. danielbooneamerica

    Running TRSDOS on Z180 & eZ80

    As march of progress proceeds, I will soon start release of source code for this project. That will come as a series of releases and phases. Anyone is interested in using this code to assemble yourself will need to download Zilog Development System from Zilog. This is free and is crap, but it...
  2. danielbooneamerica

    Can someone tell me what this external Tandy HDD goes to? I honestly dont remember.

    Sorry i meant to say THE ones I sold back in the day...NOT.... no ones I sold back in the day. It is possible I still have one of these. It was to be sold a few years ago when I cleaned things out but I don't remember selling it. I do remember if you wanted to add 4 drives there was not...
  3. danielbooneamerica

    Can someone tell me what this external Tandy HDD goes to? I honestly dont remember.

    And to clarify....no ones I sold back in day are just like one in your pic. I had a deal going on with RS in Lexington Ky.
  4. danielbooneamerica

    Can someone tell me what this external Tandy HDD goes to? I honestly dont remember.

    the link you posted is for a 15 meg pic in this thread is 20 meg. both use exact same controller (or let say CAN use same controller). some will say no that 15 meg has a controller 3 times the size. Yes 1st controller was much larger PCB that came with original 5/15 meg. But in time they...
  5. danielbooneamerica

    Can someone tell me what this external Tandy HDD goes to? I honestly dont remember.

    Oh and you could stack 4 of these connected to one controller....we did it way back in day for demo on a model 4.
  6. danielbooneamerica

    Can someone tell me what this external Tandy HDD goes to? I honestly dont remember.

    This was sold for model 3/4 at end of model 4 life. I sold 25 of these thru misosys quarterly....so somewhere someone has them There is a controller that looks just like that sat on top and cables ran between. Shipped with standard TRSDOS driver. And used with other tandy computers. Oh...
  7. danielbooneamerica

    Python

    More the reason to upgrade to TRS-OS and its guest operating systems TRSDOS 6 and soon to come a newer 24 bit version. Built to take advantage of eZ80 24 bit addressing and can tear into micropython with power to spare. Join the millions that have upgraded today...
  8. danielbooneamerica

    Why did DOS/86 overtake CP/M-z80 ?

    Hey when you are not busy could you make some of these charts for TRS-80?
  9. danielbooneamerica

    Why did DOS/86 overtake CP/M-z80 ?

    i worked on a DEC PDP 11/45 in 1983 that had a huge collection of character based porn. It was inredible how detailed and real it could look just made up by characters...someone spent a lot of time. There was a Santa with sled and raindeer and when printed on line printer it must have been 6-8...
  10. danielbooneamerica

    Why did DOS/86 overtake CP/M-z80 ?

    I am so sorry, commodore had pics also....I now remember someone showing me a nude pic on a C64 about 1988!
  11. danielbooneamerica

    Why did DOS/86 overtake CP/M-z80 ?

    guys, lets just all be happy we finally got the PC and online porn. Still trying to get porn on TRS-80 to work.
  12. danielbooneamerica

    IBM ESDI Hard Drive Replacement

    There are lots of internet articles explaining how IBM BIOS was reverse engineered which broke back of IBM keeping others from building clones. Once this reverse engineering was done and most importantly, upheld by courts, IBMs hold was over. Hardware was nothing special and in fact not as good...
  13. danielbooneamerica

    IBM ESDI Hard Drive Replacement

    news flash..... a merry-go-round isnt a computer either. Maybe add a few parts...... But what IBM thinks is what counts.....they dominate modern data centers and really always have. But not all things IBM thinks come to be.....they were out smarted on reverse engineering IBM PC. Russia has...
  14. danielbooneamerica

    Why did DOS/86 overtake CP/M-z80 ?

    you were a TD?
  15. danielbooneamerica

    Why did DOS/86 overtake CP/M-z80 ?

    No its not a toy. In 1981-82 at NAS Kingsville, Fred Haass used a model 1 to help assemble siimulation programs. We read most of program in using punch cards (100% assembler). These sims used two Sigma 5 CPUs connected via common memory. We assembled from punch cards and wrote object out to...
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