> On another note -- remember the paging "bug" you were talking about? It 
> may be something to do with the fact that the ASIC only samples IORQ for 
> its logic -- not M1 as well, so as Prodos uses IM2, the RETI sequence may 
> trigger spurious I/O (as when you do a RETI, IORQ and M1 both drop low).

This might be the same reason why my disc-routine crashes after
a line interrupt?

> 
> Simon
> 
> 


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