Int 31H Function 0604H

Get Page Size [0.9]

Returns the size of a single memory page in bytes.

Call With

AX = 0604H


if function successful
Carry flag = clear
BX:CX = page size in bytes

if function unsuccessful
Carry flag = set
AX = error code
8001Hunsupported function (16-bit host)

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  Copyright © 1996     Updated Apr 1996