BBC Acorn

From: <(>
Date: Fri Dec 13 19:59:00 2002

On Dec 14, 0:37, Tony Duell wrote:

> > upset if people wrote "Disk" instead of "Disc"). As far as Acorn were
> > concerned, BASIC (even BBC BASIC) is "just another language".
> IIRC, BASIC is a somewhat odd language that doesn't implement one of the
> 'standard' entry points. But it is a language ROM.

Indeed, it has zeros in the service entry point which wouldn't be legal for
an ordinary language ROM, except that it is treated as a special case by
certain Acorn firmware, and that missing service entry is used in the first
stage of recognising which ROM is BASIC. It's unique in that regard.

Pete						Peter Turnbull
						Network Manager
						University of York
Received on Fri Dec 13 2002 - 19:59:00 GMT

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