VDict - Definition of A20 handler

Computing (FOLDOC) dictionary

A20 handler

software, storage IBM PC memory manager software providing

HMA. XMMs usually provide this functionality. Named

after the 21st address line (A20), controlling the access to

HMA.

(1996-01-10)

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Words contain "A20 handler" in its definition in Computing (FOLDOC) dictionary:
exception handler interrupt handler interrupt callback HUGO A20 handler HIMEM QEMM386 sacred event-driven more...