Patent
1996-03-26
1998-11-10
Lee, Thomas C.
395893, 395500, 395835, G06F 1502, H03K 1794
Patent
active
058357912
ABSTRACT:
A keyboard controller supports both a first keyboard/mouse interface and a second keyboard/mouse interface. Data is routed between the first keyboard/mouse interface and a first host interface when the first host interface is active. Data is routed between the first keyboard/mouse interface and a first shell when a second host interface is active. The first shell provides compatible connection between the first keyboard/mouse interface and the second host interface. Data is routed between the second keyboard/mouse interface and the second host interface when the second host interface is active. Data is routed between the second keyboard/mouse interface and a second shell when the first host interface is active. The second shell provides compatible connection between the second keyboard/mouse interface and the first host interface.
REFERENCES:
patent: 4264984 (1981-04-01), Anderson
patent: 5434722 (1995-07-01), Bizjak et al.
patent: 5530893 (1996-06-01), Sugi
patent: 5590312 (1996-12-01), Marisetty
patent: 5610601 (1997-03-01), Lahti et al.
patent: 5628029 (1997-05-01), Evoy
Evoy David Ross
Goff Lonnie C.
Story Franklyn
Lee Thomas C.
Perveen Rehana
VLSI Technology Inc.
Weller Douglas L.
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