RP2350 PSRAM: how to wire, how to use?


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Mixtel90

Guru

Joined: 05/10/2019
Location: United Kingdom
Posts: 8939
Posted: 09:11pm 21 Aug 2024      

PSRAM is volatile, you lose what's in it om power off. It is, basically, a slower RAM disk, it's just that it isn't handled as such in firmware (not yet anyway!).

(It's weird stuff - dynamic RAM with built-in refresh so it looks like static RAM from the outside.)