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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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Nearby terms:
A-0 « a1 « A1 security « A20 handler » A-3 » A3D » a56
This article was derived from the Free Online Dictionary of Computers and is available under ther terms of the GNU Free Documentation License.
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