Ken Shirriff used them in his Xerox Alto ethernet gateway [0] for bit banging a 3Mb/s ethernet signal. [0] http://www.righto.com/2018/01/xerox-altos-3-mbs-ethe

Ken Shirriff used them in his Xerox Alto ethernet gateway [0] for bit banging a 3Mb/s ethernet signal. [0] http://www.righto.com/2018/01/xerox-altos-3-mbs-ethernet-building.html http://www.righto.com/2018/01/xerox-altos-3-mbs-ethernet-bui...