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Type: Posts; User: Doubletop

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  1. Replies
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    Larry - I got your PM thanks but I'm in null...

    Larry - I got your PM thanks but I'm in null modem mode, and I'm running both ends as XON/XOFF and only 9600baud


    I don't have a CRT as the cheap VGA adapter I purchased doesn't do MDAso I'm...
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    Well I’ve leapt forward since my last post. The...

    Well I’ve leapt forward since my last post. The Gotek drive arrived and I’ve got it working for now with small disks. That allows me to move files back and forth in small numbers which has meant I...
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    Dave Thats exactly what I was looking for. I'm...

    Dave

    Thats exactly what I was looking for. I'm now able to create images, load files to them and move them between the CP/M system and PC.

    I've found some errors in my original disk...
  4. Geoff Brilliant!! and found precisely where...

    Geoff

    Brilliant!! and found precisely where one would hope to find it if it wasn’t for the cryptic file name.

    Now we have a link to both resources in the same place.

    Pete
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    It seems that the initial setup pages for...

    It seems that the initial setup pages for FlashFloppy are unclear about the use of the HxC tools. They tend to suggest they are only needed if using HxC compatibility mode. If a new user knows...
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    The Gotek has arrived and I have been convinced...

    The Gotek has arrived and I have been convinced that Flash Floppy was the way to go. It was relatively easy but a where to get hold of the dfu utilities for Windows got me stuck so I went to Linux...
  7. CP/M Programmers Handbook - Andy Johnson-Laird

    I discovered I had a copy of this in my collection. It's been unopened for years but does answer some of the questions I have asked recently.

    It includes number of listings so was wondering if...
  8. Replies
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    6,349

    Mike Somebody may have already suggested this...

    Mike

    Somebody may have already suggested this but I've only read part way through the whole 12 pages of posts and I haven't read the code in any detail either. The main things that seem be to be...
  9. I've had a quick look at this as it is in a...

    I've had a quick look at this as it is in a similar space to my thread on the Gotek config parameters.

    Looking at the user guide one immediate thought is the skew factor actually 13 (or 14?)? As...
  10. Replies
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    Thanks. I'll look into the HxC tools, I was...

    Thanks. I'll look into the HxC tools, I was having a look around their webpage earlier but hadn't seen your reply at the time. I did see the Gotek mods on the FlashFloppy pages. I have a couple of...
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    That's good information. I had assumed the device...

    That's good information. I had assumed the device would somehow be aware of the format and adapt accordingly. I had a more detailed look at the FlashFloppy link you provided and it certainly looks...
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    Done and the item wasn't dipped just lightly...

    Done and the item wasn't dipped just lightly brushed on and then wiped with a damp cloth
  13. Replies
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    In my last post here I mentioned trying Godards...

    In my last post here I mentioned trying Godards Silver dip to clean the pins of silver plated IC's. I gave it a go today. I didn't dip the chips, that may be a step too far, just applied with small...
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    That's precisely what I intend to do I am...

    That's precisely what I intend to do

    I am currently booting from the hard disk , that is all I have until the Gotek arrives and I'm limiting use as much as possible. When the Gotek arrives I'll...
  15. Replies
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    An interesting dea but I'm not sure I'd be able...

    An interesting dea but I'm not sure I'd be able to find one or the media.

    Pet
  16. Replies
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    Thanks, that’s just the sort of information I was...

    Thanks, that’s just the sort of information I was looking for. The disk controllers is a WD 1793 and they can do IBM 3740 format both single and double density and one of my configs is for double...
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    Guys Thanks for your input, some of it may not...

    Guys

    Thanks for your input, some of it may not be entirely on track with my plans but the fact you’ve taken the time to write and I read what you have written makes me take stock and provides the...
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    I've now updated my spreasheet to correct the...

    I've now updated my spreasheet to correct the definition for my Hard Disk. The new file is here


    https://drive.google.com/open?id=1FXw5JjusbklP0cY9gXNKJZK5mg4f7YMj

    I've added the values in my...
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    I've now cracked the mystery of why my hard disk...

    I've now cracked the mystery of why my hard disk was set up having tracks with only 4 x 128byte logical sectors and also why my config had offsets of 16,766,2056 and 8208 for the 4 hard disk...
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    Hi I hadn't ignored your post and had replied...

    Hi

    I hadn't ignored your post and had replied yesterday but as a newby I have to wait for the moderator to approve my posts. It looks like that restriction has now been removed. Hoepfully it will...
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    Dwight I hadn't ignored your post and had...

    Dwight

    I hadn't ignored your post and had replied yesterday but as a newby I have to wait for the moderator to approve my posts. It looks like that restriction has now been removed. Hoepfully it...
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    I had another go at understanding the CP/M 2.2...

    I had another go at understanding the CP/M 2.2 Alteration Guide. I had a bit of an epiphany moment and created a spreadsheet to capture my thoughts. Here it is so you can review what Iíve done.
    ...
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    I am trying to keep this as simple as I can for...

    I am trying to keep this as simple as I can for now as I'm trying to re-learn something I've had nothing to do with for over 30 years. So, as I said to Dwight, recovery of files is #1 priority then I...
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    Dwight The 5.25" drive controller is a WD1793...

    Dwight

    The 5.25" drive controller is a WD1793 and the drive was a standard 5.25" soft sectored floppy unit 512bytes/sector 40 tracks MFM

    The Hard drive has a home made SASI interface with a...
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    Drive parameters for Gotek USB disk

    Iím waiting for the arrival of a GoteK SFR1M44-U100K USB drive from China

    http://www.gotekemulator.com/

    It will replace the 5.25Ē drive that has long gone. As the Gotek can be used in 720Kb,...
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