Mystery IC: Allen Bradley 314B102
cisin at xenosoft.com
Mon Dec 14 20:15:52 CST 2015
On Tue, 15 Dec 2015, Mike Ross wrote:
> I thought Centronics dated back to early 1970s - not always in the
> standard 'modern' form, but in general principles with same signaling
> and strobing of data.
I got in late. My first encounter with Centronics was TRS80 (1979?)
At that time, Centronics did not yet have a monopoly on parallel
"protocols", although the company had certainly been around for a while.
Once they got the TRS80 market, and then the IBM PC market, any other
designs faded away fast.
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