MagerValp schrieb: > > >>>>> "AK" == Andre Kaesmacher <firstname.lastname@example.org> writes: > > AK> Would it be dangerous to install a 8580 if a 6581 is needed ? > > The 8580 runs on 9 V, the 6581 on 12 V. With other words: The 8580 would get too much Voltage and might be damaged ? I should take my Multimeter and measure the VCC of the SIDs .. > AK> Never ever access the SID while being in fast mode :-( > > Is fast mode available as an active high or low signal on the mother- > board? Then you could add a logic gate that keeps the SID chip select > high if fast mode is enabled. I have two left hands when it comes to soldering, and would never try it on my prototype. However, it sounds reasonable to hardwire the SIDs to not be selected whenever the CPU is in fast mode. Come to think of it, is it possible to access the SID in fast mode on the C128 ? Andre Message was sent through the cbm-hackers mailing list
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