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|    comp.sys.apple2    |    Discussion about Apple II micros    |    56,720 messages    |
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|    Message 56,307 of 56,720    |
|    David Schmidt to fadden    |
|    Re: Does AppleLink ACU still exist?    |
|    05 Sep 23 12:21:37    |
      From: schmidtd@my-deja.com              On 9/5/23 10:51 AM, fadden wrote:       > [...]       > The format is straightforward, but my attempts to match the checksum       algorithm haven't been successful. I was hoping to throw a few files with       known contents at it. (It's using the standard CRC-16/XMODEM for the record       headers, but the computations        on the file data aren't coming out right.)              I'm sure a quick ChatGPT query will get you the polynomial. If you want       to have some fun for yourself:       https://www.csse.canterbury.ac.nz/greg.ewing/essays/CRC-Reverse-       ngineering.html              --- SoupGate-Win32 v1.05        * Origin: you cannot sedate... all the things you hate (1:229/2)    |
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