Z8530 (was Re: Navtel 9460 Protocol Analyzer info?)

Eric Smith eric at brouhaha.com
Fri Apr 15 12:13:26 CDT 2005


Allison wrote:
> I find that odd as the 8530 had on board DMA.

Brad wrote:
> last time I checked the Zilog 8530 didn't have any dma.  it's not
> capable of being a bus master but itself.

I think Allison meant that the 8530 had the DRQ/DACK signals needed to
make it easily work with a DMA controller.  Most simpler UART chips
didn't have those.

Eric




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