Re: I/O Expander

From: MagerValp (MagerValp_at_Goth.Org)
Date: 1998-01-06 22:37:40

>>>>> "Andre" == Andre Fachat <a.fachat@physik.tu-chemnitz.de> writes:

Andre> The 6551 (as well as the 6525, 6526, 6521) doesn't seem to
Andre> suffer from this as it evaluates the address and select lines
Andre> when Phi2 is high - the 6522 seems to sample them with the
Andre> rising edge.

Ah. Good to know. I'm about to stick a 6551 in my C64.

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