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ok1rp

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Everything posted by ok1rp

  1. Hello guys, just FYI, the Kolony 2106 game is back... nostalgia stuffs...: Kolony 2106 for Atari XL/XE revealed ! (nostalgia-stuffs.blogspot.com) DO you remember or did you play it in the past? Petr
  2. “Actually, amps is a measure of current flow. Power is measured in watts” …and Power is product of voltage and current so that is the reason why I used “amps” in brackets when I talked about Power… its clear. (I neglect to calculate efficiency of system) The problem of the most of cheapest adapters is too tiny chinese wires and corresponding voltage drop at the end of cable that’s what I mentioned in order to inform other people about that issue. You are right that the high quality adapters are needed from reputable suppliers. As I do not want to waste time to make investigation on the market I ordered it from Lotharek, PL. Highly recommended.
  3. It is not the problem of power (amps) I believe as the USB adapter is rated 5V/2.4A… the problem I guess is tiny wires inside USB cable which makes high voltage decrease/loss at the cable end.
  4. It is not the problem of power (amps) as the USB adapter is rated 5V/2.4A… the problem I guess is tiny wires inside USB cable which makes high voltage decrease/loss at the cable end.
  5. I arranged the same cable. It does not work with my 800XL unfortunately cause voltage drop is too high with so tiny wires at 1.5m lenght. Used USB adapter gives 5.0V loaded with 0.6A at the adapter output socket but at the cable end is probably to low voltage (did not measured yet)…:)
  6. Well, so sorry for my bad expression... The goal is to boot SpartaDOS from SD card inserted in Fujinet > so if I am right I have problem to mount disk images from SD card on Fujinet... Petr
  7. Hi all, is it possible to read the SD card inserted directly into the Fujinet card slot please? Tried to do it but I see an error in reading. Thanks for hint. Petr
  8. Hi all, maybe stupid question, sorry for that > is there someone tried to connect two Atari 800XL through Fujinet to gaming or even better transfer data or making serious work online please? Sorry > quite newbie with Fujinet ...but happy Fujinet card owner over here regards, Petr O.
  9. Hi all, after posting about my Fujinet arrival I got several private messages if I built the Fujinet card ownself or if purchased ...where I bought it assembled and ready to use as it looks like unavailable on most known Atari web pages now. Well I purchased assembled and ready to go unit and I guess there is nothing secret to know it is from SellMyRetro pages. So just FYI... Ahoj, Petr
  10. Many thanks for these links. I though that somewhere is available user manual with all information compiled but it looks like all needed basic information and tutorial is here on Github server as same as in several YT vids. So I am going to study all of these. See you on the Fujinet...:) Petr
  11. Hi folks, is there somewhere User manual for Fujinet card available to download please? I did not found it yet... My Fujinet rev.1.5 arrived yesterday afternoon. Yupeeee. Thanks, P.
  12. Hi folks, I realized that D1: drive on the screen of my SDdrive_Max is moving depending to which line I am going to choose... When I am going to mount all of D1:-D4: drives on the screen then select D4: > it is going to rename to D1: drive. Is it normal behavior or should I check some bug in f/w of my unit please? Thanks, Petr
  13. Hi all, as my first mother board of 800XL is waiting for RAM replacement (on its way to me) I tried to run the second one. After few days of proper working it is failing too ...but strange graphics issue. I never seen it before... Petr
  14. Any news regarding the Dragon Cart II?
  15. TO MIMO: Many thanks mate for hints vid for saving and loading... It works for me now. I had to understand at first how to create image (.ATR) and formatting it (in my DOS 2.5)... Then after how to mount it to drive D1-D4 etc. Now it works exactly as in your vid. I am learning it after 35yrs again step by step using modern Sdrive_Max instead of 1050 or XC12, hihi. Many thanks, Petr
  16. Hi folks, just FYI... RAM piggyback trick did not helped. No change in MEM self-test results when I swapped the chips in sockets positions... New ICs ordered so we will see. rgds, Petr
  17. Hi folks, just FYI... RAM piggyback trick did not helped. No change in MEM self-test results when I swapped the chips in sockets positions... New ICs ordered so we will see. rgds, Petr
  18. I hope too because the first 800XL failed also (as I described the video issue )… I never saw in self-test missing letters in RAM or ROM words or missing horizontal lines etc. and self test itself works ok haha So I believe I will get it working with second board at least. Petr
  19. Many thanks for hint for ordering the RAMs in another thread...:) I ordered them so we will see what happens. Petr
  20. Many thanks for great help. I ordered them from that link you posted already so I hope that they will work in my 800XL together with ATIC C021698-01...:) Petr
  21. Well I am from Czech Republic in central EU All issues happends with my lab power supply with 5.1V and 7A (clamped to 2A) and no exceeds 1.1 A incl. Sdrive and 0.9A alone. Old 800XL where strange video issue appears has all chips directly soldered unfortunately. New board (rev.D) arrived today with faulty RAMs has socketed RAM and all other chips are soldered. ...originaly used uT4264-15 (I suppose they are cheap Micron) I was not able find replacement available at the moment... Petr
  22. To MIMO > excellent. Many thank. Yesterday I learnt how to create new image and formatting it. So Now I could learn how to work with Basic programs according to your video. Many thanks. I will let you know if it works for me. As from today news: black Friday over here... My Atari is sick > white artefacts on screen in Basic, when run self-test I can see loosing some letters like "R" instead of RAM or only hals of the horizontal lines on the main self test screen (self test itself looks running ok)...strange ...and even worse when I tried to swap my motherboard for another one which I purchased last week in auction and arrived today > it goes directly into self test and most of RAM are red. :((( So Now I have to investigate which and where to buy new RAM chips. ...any suggestion please? Many thanks > looks like I am trouble maker :(( Petr
  23. Hello guys, today I got 800XL board from auction (sold as is and only board without any other hardware)... When tried to run it goes immediately into self test and except ROm passing it fails on most of RAM... Antic is C021-698-01 and board is Rev-D. Can you recommend me the correct memory to buy please? I would like to saty away from Micron... As it goes directly to self-test (nothing pressed on keyboard while turning ON) does it seems that also other chips are failing? many thanks for help, Petr
  24. OK, many thank. So I will upload to SD any DOS like SpartaDOS then mount to D1: and boot from Sdrive D1: to DOS. ...then? many thanks for your time as I am newbie
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