HP 2100 prototyping card

J. David Bryan jdbryan at acm.org
Thu May 10 13:19:01 CDT 2018

On Wednesday, May 9, 2018 at 16:51, Al Kossow via cctech wrote:

> https://www.ebay.com/itm/163039837440

This card also functions as the Privileged Interrupt Fence in RTE operating 
systems to permit the use of privileged I/O drivers, such as the one for 
the 12920A terminal multiplexer.

                                      -- Dave

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