<div dir="ltr"><div dir="ltr">On Sat, Oct 21, 2023 at 12:41 PM <<a href="mailto:peter@easthope.ca">peter@easthope.ca</a>> wrote:<br></div><div class="gmail_quote"><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">Hello Chris,<br>
<br>
A difference between Oberon-2 and Oberon 90 (or Oberon-90) was <br>
brought to my attention<br><br></blockquote><div><br></div><div>A language called Oberon 90 / Oberon-90 never existed as such. The names are simply recent unofficial pseudonyms / aliases for the original version of Oberon which underwent several revisions in the period from 1986 to 1990:</div><div><br></div><div><a href="https://people.inf.ethz.ch/wirth/projects.html">https://people.inf.ethz.ch/wirth/projects.html</a></div><div><br></div><div>The differences between the latest 1990 version of <i>Oberon</i> and its later (1991) superset, <i>Oberon-2</i>, are explained in the document titled "Differences between Oberon and Oberon-2" by Hanspeter Mössenböck, the primary designer of those changes. You can download the document from </div><div><br></div><div><span style="color:rgb(51,51,51);font-family:Arial;font-size:14px"><a href="https://doi.org/10.3929/ethz-a-000589808">https://doi.org/10.3929/ethz-a-000589808</a></span></div><div><span style="color:rgb(51,51,51);font-family:Arial;font-size:14px"><br></span></div><div>--<br></div><div>Chris Burrows<br>Oberon-07 for ARM Cortex-M0, M3, M4 and M7<br><a href="https://www.astrobe.com">https://www.astrobe.com</a><span style="color:rgb(51,51,51);font-family:Arial;font-size:14px"><br></span></div><div><br></div></div></div>