At 03:43 PM 3/29/99 +0200, you wrote:
>> Besides, what kind of program would leave the mapper in a different state
>> than when it was started?
>
>I am busy on a muli-tasking system that cuts programs off on the
>interrupt. It is very well possible that one program sets the mappers is
>some state and when an other program is called, it's memory-status will be
>saved. Therefor I need a way to read all settings:slots, subslots and
>mappers.
You don't have to _read_ them, you have to _know_ them!
It must be clear by now that remembering what you write to the mapper ports
is a reliable way of knowing the mapper settings, unlike reading the ports.
Bye,
Maarten
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