|HIGH||LOW||'''Internal''' ROM, 4K at 0000h..0FFFh (in this case initialization code in internal ROM can configure Port F for whatever usage by software)||Amstrad [[Amstrad/Schneider DMP2000 Printer|DMP2000]]/[[DMP3000|DMP3000]] Printers (uPD7811 with internal ROM enabled)
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|HIGH||HIGH||External ROM, 64K 63.75K at 0000h..FFFFh FEFFh (all 8bit of Port F used as memory address)||[[DMP3160|Amstrad/Schneider DMP3160]] (with ROM-less uPD7810), Roland TR-909 Drumcomputer (uPD7811 with internal ROM disabled)
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