Re: C65 uses 6581 or 8580 ?

From: Marko Mäkelä (
Date: 2002-02-17 23:10:51

Andre Kaesmacher wrote:

> Come to think of it, is it possible to access the SID in fast mode
> on the C128 ?

Yes and no.  When the I/O area at $dxxx is accessed in fast mode, the 
VIC-IIe delays the CPU clock signal if the access would have taken place 
in the "wrong" cycle half (the one that would be assigned to the VIC-IIe 
in slow mode).


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