| base memory The lowest 640 of memory in an -compatible computer running . Other PC can usually compensate and "ignore" the fact that there is a 640K limit to base memory. This was put in place because the original - the - could only access one of memory, and wanted to reserve the upper 384KB for . The (HMA) lies above 640KB and can be accessed on MS-DOS computers that have an . (1997-05-30) |