Virtual 8086 mode

Posted by | 6:56 AM
So far, most of what has been written applies more or less  equally to the 386 family and the earlier 286 both of which can opera...

Expanded or extende

Posted by | 6:55 AM
In the case of the 8088/86 processor, supporting expanded memory involves adding extra hardware in the form of an expanded memory ...

The problem of the page frame

Posted by | 6:52 AM
For expanded memory to work there has to be a 64KByte area above conventional memory that can be used as a page frame. In many ca...

Expanded memory

Posted by | 6:23 AM
address  space of the 8088/86 processor. This may sound complicated, but in practice it is something with which every user is fam...