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Type: Posts; User: AkBKukU

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  1. Replies
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    I replaced the FDC flat flex cable with a ribbon...

    I replaced the FDC flat flex cable with a ribbon cable so it won't be a problem again in the future.
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    56532

    It is an IDE cable so the cable's connector is 2x20 but as long as both sides are...
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    I tried this in basic "10 OUT 244,1: GOTO 10" and...

    I tried this in basic "10 OUT 244,1: GOTO 10" and didn't get any response.






    It's looking like I should replace the ribbon cable just to rule that out as a possibility. I'll start looking...
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    I made an fully pinned ribbon cable, set it to...

    I made an fully pinned ribbon cable, set it to SD0, and the computer still doesn't attempt to use the drive.

    Unless there are any other suggestions I'm going to try probing logic signal next to...
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    Are those the original drives from the Model 4?...

    Are those the original drives from the Model 4? They are very different if those are Tandon drives and I haven't seen any like that before.
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    I'm hoping my symptoms don't mean my FDC is bad....

    I'm hoping my symptoms don't mean my FDC is bad. I haven't started probing the logic to see how/if it is responding to the CPU.




    I put tried putting jumpers in all spots at once as well just...
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    TRS-80 Model 4 Only Boots to BASIC

    I have a TRS-80 Model 4 (26-1069 Late Non-Gate Array) I picked up recently as a parts/as-is unit that had the floppy drives removed and was completely dead. After removing the line filter caps,...
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    I've got these back in stock now and made a new...

    I've got these back in stock now and made a new update video on some minor changes: https://www.youtube.com/watch?v=bMzfTIqHQd0
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    PCjr ATX Power Supply Adapter

    Hello,

    I recently have designed an adpater for the PCjr that let's you use an ATX power supply on it rather than the 18VAC external that it *should* come with. My PCjr was found without the AC PSU...
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    Wow, I have that manual on the table in front of...

    Wow, I have that manual on the table in front of me and I didn't see that in there! There are a bunch of examples in there I'm going to be trying out now!

    The ASSIGN command doesn't work. The...
  10. Replies
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    I was planning on doing just that! I need to get...

    I was planning on doing just that! I need to get the notation converted first.
  11. Replies
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    39437 It's working great! I'm going to have a...

    39437

    It's working great! I'm going to have a lot of fun with this.

    That code sets it up to measure a DC voltage between 22V and 0.001V. Then I read it back while I put the probes on a 12V...
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    Changing the address to 8 worked! I've hooked...

    Changing the address to 8 worked!

    I've hooked up my DMM and am getting the simple display on/off command to work.

    Now to write a simple DC measurement program.
  13. Replies
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    I've just installed the card and powered up the...

    I've just installed the card and powered up the computer and am getting an "Error 110 : I/O CARD" message
    ...
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    I haven't had a chance yet. Work stuff picked up...

    I haven't had a chance yet. Work stuff picked up right after I got it.

    When I do get around to it though it will take some effort. The only GP-IB devices I have are a Commodore 8050 disk drive...
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    That is a sharp looking monitor. Sony CRTs are...

    That is a sharp looking monitor. Sony CRTs are really great. I scored a Sony KX-4200 some time last year and it looks great for being a 4" color CRT.
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    I had no idea when I was buying the...
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    Ah, I had searched the model number on Google and...

    Ah, I had searched the model number on Google and didn't see anything for that exact model number. Similar models were LCDs so I assumed it was as well.



    I can't blame you, it's a weird way to...
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    That's a cool setup. The guy I got mine from...

    That's a cool setup. The guy I got mine from originally thought he had an HP-86B. I was hoping it was because I was wanting to play with GP-IB. I can't complain though, the 86A is still plenty cool....
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    Yeah, I'm really happy with it. The documentation...

    Yeah, I'm really happy with it. The documentation is always one of my favorite things to get for these old systems. So I'm over the moon to get all the possible documentation for the computer and...
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    I found a local listing for a white TI-99/4A that...

    I found a local listing for a white TI-99/4A that was sold as-is stating "Does not power on". I was able to get them to do pickup and grabbed it for $25. It came with the PSU, the box /w foam, and a...
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    That's very relieving to know there was a much...

    That's very relieving to know there was a much more common computer that used the same switches. I was afraid I was screwed. I'll key an eye out for a beat up beige one to part out. I don't want to...
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    That's good to know. I was thinking I could pick...

    That's good to know. I was thinking I could pick up a second to try out the multimonitor feature. If they're uncommon it's not likely I'll get that to happen. Later today I'm going to try an old...
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    New to the HP-86

    Yesterday I picked up an HP-86 from someone looking to give it a good home and now I'm starting the process of getting to know it. One thing I know is that I got a very complete setup:
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    I...
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    It usually depends on the program for me. I...

    It usually depends on the program for me. I waited for a good deal on a Second Edition Windows 98 for a while before I finally got one. On the other hand I'm amassing a collection of Win 3.11 era...
  24. I recently worked with this seller on ebay to get...

    I recently worked with this seller on ebay to get a replacement key for my graphics keyboard and for a vic20:...
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    I have loose versions of the shareware for Quake...

    I have loose versions of the shareware for Quake 1 and the release versions for 1 & 2 and the mission packs. I just need to get the big box retail packaging now.

    I was given a Unicomp Model M by...
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