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   XPost: alt.law-enforcement   
   From: PFWTM@cumcast.net   
      
   On 1/4/2026 6:42 PM, Jim Wilkins wrote:   
   > "Person Familiar With the Matter"  wrote in message   
   > news:10jetkf$2dk96$1@dont-email.me...   
   >   
   > The Motorolla 6809B CPU was used on the early Space Shuttles with   
   > Microware's OS-9 operating system -- the same combo used by Tandy on the   
   > Color Computer II. I programmed Servo Track Writers using MASM   
   > (Microsoft Assembler) and 6809 processors when I worked for Miniscribe /   
   > Maxtor, where they built hard drives for IBM AT personal computers. I   
   > still have a Color Computer II, but lost the RF interface needed to   
   > connect it to an NTSC television, which I no longer have.  It's sort of   
   > like having a 78 rpm phonograph with no records to play on it, LOL.   
   >   
   > ---------------------------------   
   > I didn't know there was a rad-hard version of the 6809. My HDTVs accept   
   > NTSC as well as ATSC.   
   >   
   > I was tasked to design a controller for an early bare 10MB Fujitsu hard   
   > drive, to see if I could as I was a tech studying engineering, but I was   
   > still digesting the complexities of the FDD track format in the WD1771   
   > app note and hadn't progressed beyond stepping and reading the head when   
   > the WD surface mount controller card appeared. For my homebrew I built   
   > an FSK modem for a cassette recorder. I programmed it first with   
   > minicomputer-style toggle switches, then an octal keypad until my   
   > editor/assembler was adequate to type in a program and document the   
   > existing hand-coded ones. It had fully served its purpose when I was   
   > promoted to designing and programming.   
   >   
   > Do you know any tricks to avoid the slowdown of Shingled Magnetic   
   > Recording? WD support "confirmed" that wiping free space doesn't help   
   > and the one USB drive I checked doesn't appear to support Trim.   
   >   
      
   I'm afraid I can't help you per your question.  You might inquire in one   
   of the Linux OS newsgroups.  A poster named Jan Panteltje who hangs out   
   in alt.survival and some Linux newsgroups could probably answer your   
   questions.   
      
   --   
   "The problem with the world is that the intelligent people are full of   
   doubt, while the stupid people are full of confidence.” —Charles Bukowski   
      
   "When guns are outlawed, only foreign invaders and the government   
   officials that invited them in will have guns."   
      
   --- SoupGate-DOS v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)