Encyclopedia > A20 handler

Article Content

A20 handler

The A20 handler is IBM PC memory manager software[?] providing HMA[?]. XMMs[?] usually provide this functionality. Named after the 21st address line (A20), controlling the access to HMA.

Featured Article

Holtsville, New York

... income of $50,361 versus $31,709 for females. The per capita income for the town is $24,031. 3.6% of the population and 2.4% of families are below the poverty line. ...