Re: RP2350 and Pico 2 - things missing

On 22/08/2024 11:00, Single Stage to Orbit wrote:

On Thu, 2024-08-22 at 09:17 +0100, The Natural Philosopher wrote:

IIRC 8086 was the same for conditional jumps.
>
In fact the whole small model thing was coding for a 64k page.
>
There were a few instructions that worked across pages...but my
memory is dim.

 FAR and NEAR specifiers used with JMP were often used for intra segment
calls. Data could also be accessed with the same specifiers too, hence
there were five different memmory models, tiny, small, medium, large
and huge with different code and data accesses.

Yes, that all sounds vaguely familiar. All that forgotten knowledge that I will take to the
grave with me, where, arguably, it belongs...
It was a horrible processor to do assembler on, but I made a living out of it for several years.
Thank Clapton for 'C' and Unix/Linux/Gnu and the 386 series at which point one no longer had to...
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No Apple devices were knowingly used in the preparation of this post.