[chbot] SRAM with auto addressing

[Mark Atherton]

23K256 (and family) in page mode ?

http://ww1.microchip.com/downloads/en/DeviceDoc/22100F.pdf

-Mark


On 14/11/2017 1:46 PM, Andrew Errington wrote:
> FRAM? Never used it, but it might do what you want.
>
> Here's a simple example from some guy on the internet whom I have 
> never met:
> http://www.kerrywong.com/2012/01/15/using-fram-as-nonvolatile-memory-with-arduino/
>
> On Nov 14, 2017 1:39 PM, "Robin Gilks" <robin at gilks.org 
> <mailto:robin at gilks.org>> wrote:
>
>     I've been using a TFT LCD which has over 300k of RAM in it. To
>     write or
>     read from that RAM, I specify opposite corners and then just write
>     word by
>     word. Real easy, fast (40mb/s) and no extra address lines
>     required. Great
>     for temporary storage/buffer space.
>
>     Does anyone know of a RAM chip that does this all on its own? i.e.
>     write a
>     command that specifies an 'address' and then write or read until
>     done? I'd
>     prefer something with less than the 1776 pins the TFT controller
>     chip has
>     on it!! (say 16 data, command/data, read/write, chip enable & reset).
>
>     Would be real handy on small micros (and even not so small ones
>     that have
>     100k-200k of RAM)
>
>
>     --
>     Robin Gilks
>
>
>
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