[TriEmbed] new $4 Raspberry Pi

[Michael Monaghan]

Pete,

Perhaps this will help with the icache question...
https://github.com/raspberrypi/pico-examples/blob/master/flash/cache_perfctr/flash_cache_perfctr.c

Also, at the moment, the OS is not real time, so the second core is ignored
unless we task it to do something.  That appears to be high on the list for
enhancements.

Mike

On Thu, Jan 21, 2021 at 11:24 AM Pete Soper via TriEmbed <
triembed at triembed.org> wrote:

> What I haven't dug out yet is whether there is any icache and if they
> really mean that ALL flash outboard. That would make for absolutely
> wretched instruction fetching, and with two cores it seems ludicrous,
> unless they're set up to execute out of RAM, in which case HOT DOG!
>
> -Pete
>
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