On Tue, 2009-05-19 at 08:40 +1000, David Duffy (AVD) wrote:
> For our open source text messaging system, we need to buffer incoming and outgoing messages in SRAM,
> as the lower end  PICs have nowhere near enough RAM for the application.
> 
> Microchip have their SPI 23xx series but only in 1.9V & 3.6V types. What are others using that's
> readily available, SPI and not too expensive?

Have you thought of an external EEPROM? Can be very cheap, available in
either SPI or I2C versions, and many at 5V.

TTYL

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