Subj : Re: My question isn't about the fault, its about how to find it.
To   : Theo
From : The Natural Philosopher
Date : Sat Sep 14 2024 19:34:11

On 14/09/2024 16:41, Theo wrote:
> The Natural Philosopher <tnp@invalid.invalid> wrote:
>> Tried to make it talk to a different wifi point. Bricked it. Reinstalled
>> OS lite and started setting up. (again!)
>>
>> The Pi ZERO 2W apparently uses a different wifi chip - SYMANTEC
>> SYN43436, not the old BROADCOMM BCM43438
>
> Broadcom sold their wireless division to Cypress, and subsequently it went
> to Synaptics[1].  There may be slightly variations between the different
> part numbers but I'd not expect huge differences.  There could be bugs, of
> course.
>
> (Broadcom like putting the same silicon in different parts with different
> options, like the BCM2835 in Pi1 is actually the BCM2708 silicon inside)
>
>> There is scuttlebutt that this doesn't play nice with some older wifi
>> points, hence using a different one
>
> There could be firmware differences or something, I suppose.
>
> [1] Apparently Broadcom sold the business to Synaptics after selling it to
> Cypress:
> https://www.eetimes.com/broadcom-sells-wireless-iot-biz-this-time-to-synaptics/
>
> Not sure how you can sell a business after already selling it to somebody
> else, but maybe it was a non-exclusive licence for IP or something, or maybe
> there was a reversion clause.  Could make it more complicated than just
> rebranding the same product line under different owners.
>
> Theo

Weird.  I thought broadcomm majored in wifi chips, so what else do they do?


--
It’s easier to fool people than to convince them that they have been fooled.
Mark Twain

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