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Re: Slot settings on a ROM 3
In article <nipp-215783.20351618012000@news.planet.nl>,
Pim Blokland <nipp@plane.nl> wrote:
>> If you want a sure fire way to turn on 80 columns, just use a CALL to the
>> decimal equivalent of $C300.
>
>That is not very neat from Basic, because when doing a CALL you can't
>control which character you put in the A reg. A will become equal to the
>high byte of the called address, $C3, so calling 49920 will also print a
>"C" in the top left corner of the screen.
>Apple's preferred way is to call $C300 with $8C in the A-reg, but as we
>cannot do that in BASIC, redirecting the output vector with PR#3 is the
>second best way.
Yeah but doing a HOME will cure that with no one the wiser.
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