[vcf-midatlantic] Help identifying Apple II board
Bill Degnan
billdegnan at gmail.com
Wed Feb 23 14:28:14 UTC 2022
I found this. Run from BASIC using whichever DOS you have...
X=PEEK(978) Determines where DOS is - if less than 157 then DOS is below
normal location - computer has less than 48K memory; if 157
then DOS is at its normal 48K location; if 190 then DOS is
ProDOS, not DOS 3.3; if greater than 190 then DOS is in the
language card.
Another source says this PEEK can show memory
size if used as: PRINT (PEEK(978)+35)/4;"K"
Bill
On Wed, Feb 23, 2022 at 8:06 AM Bob Shuster via vcf-midatlantic <
vcf-midatlantic at lists.vcfed.org> wrote:
> Thanks all for the input! I’ll assume this is indeed a 16K expansion
> board, but a generic card not from a major manufacturer. It’s in a 48K
> Apple ][ Plus. Is there a command to report the amount of RAM on an Apple
> II? I recall on the TRS-80 it was simply PRINT MEM.
>
> Bob Shuster
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