Re: C64/VIC Bus state during RESET

silverdr_at_wfmh.org.pl
Date: 2008-11-12 12:31:50

On 2008-11-12, at 07:57, <ruud.baltissen@apg.nl>  
<ruud.baltissen@apg.nl> wrote:

>> .... before doing the second reset rather ....
>
> Not needed at all IMHO. After the reset the menu starts up:
> 1) You choose the appropiate Kernal.
> 2) The menu copies a bit of software into RAM, < 10 bytes IMHO.
> 3) This software disables IRQ.
> 4) Then the software sets the I/O that selects the Kernal.
> 5) The software now does a 'JMP ($FFFC)'
>
> You see, no reset needed :)

It must have been too late night for me to think properly about such  
obvious things ;-)

P.


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