Thread: Zx81
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Old 1st May 2020, 3:46 pm   #313
SiriusHardware
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Join Date: Aug 2011
Location: Newcastle, Tyne and Wear, UK.
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Default Re: Zx81

That figure is telling you where the topmost byte of RAM it found is.

The first 16K of the address range (up to about decimal 16383) is occupied by the ROM, then the RAM starts at 16384. 17408-16384 = .... 1024!
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