Looking for data sheet for Zilog 8530 Serial chip

From: Mike Cheponis <mac_at_Wireless.Com>
Date: Fri Jun 2 21:53:58 2000

The "right answer" (as told to me by a genius h/w type) was to use a single
PAL and a Z8030 - you actually would win by having address lines for all of
the chips registers; you had to demux the AD wires, tho.


On Fri, 2 Jun 2000, Tony Duell wrote:

> [Z8530]
> > I will admit that it is not friendly to the MC68K bus. We used one or two
> > dedicated PALs to handle the interfacing. Additionally, we had an 8Mhz CPU
> It's not that unfriendly. The PERQ 3a uses half a dozen TTL chips to
> fiddle with the 60800 bus signals and turn them into the Z8530 read and
> write signals. And one output of a PAL as the address decoder. That's
> hardly 'unfriendly'...
> -tony
Received on Fri Jun 02 2000 - 21:53:58 BST

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