Re: Amount of memory in an Apple II

[gebhartj@cuug.ab.ca (Jeff Gebhart 291-0018)]

In article <Cru3M5.FFu@crash.cts.com>,
Randy Shackelford <shack@crash.cts.com> wrote:
>In article <2u9ilo$jo3@kruuna.helsinki.fi>,
>Tero Sand <cust_ts@cc.Helsinki.FI> wrote:
>>Is there any way to check if an Apple II has 64K or <=48K of memory
>>_without_ opening the machine?
>>
>>Asking for somebody whose friend got his hands on a II.
>
>Boot the DOS system master and look at the page 3 vectors ($3D0-$3FF). They'll
>be in the $9000 range for 48K, and in the $5000 range on 32K. Probably in the
>$2000 range on 16K.
>
>Any ProDOS from 1.1 up won't boot on 48K so use that to check for 64K.
>
>I think popping the top and counting chips would be easier myself

Actually, if you pop the top and there is a card in slot 0, it is most
likely 64K.  If you have an Apple //e or later, there is no slot 0, but 
they have a min of 64K anyways.

Jeff