Date   : Fri, 06 May 2011 12:47:25 +0200
From   : kortink@... (John Kortink)
Subject: SSDs for Beebs

On Fri, 06 May 2011 10:30:27 +0100, Phill Harvey-Smith
<afra@...> wrote:

>On 06/05/2011 08:11, John Kortink wrote:
>>
>> On Thu, 05 May 2011 14:59:53 -0500, Jules Richardson
>> <jules.richardson99@...>  wrote:
>>
>>> There's some mention of it here:
>>>
>>>    http://telcontar.net/Misc/random/SRAM-drive.php
>>
>> Surely you jest. That's just a (very small) RAM disc.
>> Nothing that couldn't be done just as well with, say,
>> the Master's extra internal memory.
>>
>> Not solid state storage at all.
>
>Depends how you define 'storage' really, yes it's not perminent, in that 
>the contents are lost when the power is removed (unless it's batery 
>backed). But I'd say that a ramdrive qualifies as solid state and 
>backing store, especially considdering that it's connected to the 1MHz 
>bus and not part of the internal RAM.
>
>I would imagine that if you powered the unit from a seperate PSU, not 
>the aux socket of the Beeb, you could switch the beeb off and still keep 
>the contents of the device.
>
>Ok, it's not like modern flash rom on a USB stick or SD/MMC but I'd say 
>personally that yes it is solid state storage.

Not that this is such a terribly interesting topic, but
by such criteria even a ROM with RFS files is solid
state storage. Or any kind of RAM with battery backup
(as many ROM boards of the time had).

But obviously none of that stuff is an actual storage
device.


John Kortink

-- 

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