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PCML Q+ Disk interface ram fitted or not?

Posted: Mon Jan 14, 2019 2:50 pm
by Traindriver69
Hi all
Just got hold of a pcml q+ Disk interface I know they either came with 0k,64k,128k or256k of ram does anyone know how I find out what I have got on mine.
Many thanks in advance

Re: PCML Q+ Disk interface ram fitted or not?

Posted: Mon Jan 14, 2019 5:28 pm
by Andrew
Normally, the function RESPR(0) will return the address of ramtop, this can actually be used to find out the size of memory attached to the QL
PRINT RESPR(0)/1024-128

Re: PCML Q+ Disk interface ram fitted or not?

Posted: Mon Jan 14, 2019 7:38 pm
by Derek_Stewart
Hi,

You could load Toolkit 2 and use the FREE_MEM function. Or upload a photograph with the cover off.

Re: PCML Q+ Disk interface ram fitted or not?

Posted: Tue Jan 15, 2019 11:24 am
by Traindriver69
hi
here is a pic of the interface
pcml q+
pcml q+

Re: PCML Q+ Disk interface ram fitted or not?

Posted: Tue Jan 15, 2019 2:45 pm
by Derek_Stewart
Hi,

Most PCML interfaces had 256Kb of ram, from the blurrly photograph, the memory chips look to be 256 chips.

You always put the interface into a QL with Minerva installed, which tell you how ram the system holds.