[TriEmbed] new $4 Raspberry Pi

[Pete Soper]

Thanks for the fill and resource!

Sorry to see Newark isn't a supplier for the sake of their SC warehouse. 
Adafruit is out already, but others have stock.

-Pete

On 1/21/21 12:09 PM, Michael Monaghan via TriEmbed wrote:
> Pete,
>
> Perhaps this will help with the icache question... 
> https://github.com/raspberrypi/pico-examples/blob/master/flash/cache_perfctr/flash_cache_perfctr.c 
> <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 <mailto: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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