Integrated circuit devices

Details Integrated circuit devices Integrated circuit devices

1985-06-28

1987-11-10

Gruber, Felix D.

Boots, shoes, and leggings

364135, 364579, 371 20, G05B 2302, G06F 1130, G06F 1338

Patent

active

047061863

ABSTRACT:
An integrated circuit device for an electronic equipment having an internal bus, the integrated circuit device comprising a digital-to-analog converter for converting a serial digital control signal to a corresponding analog control signal, a plurality of circuits subject to control in response to the analog control signal for performing specific functions, a switch circuit for selecting any one of the plurality of circuits, a switch control circuit for controlling the switch circuit to select any one of the plurality of circuits according to a received selection signal, an analog-to-digital converter for converting an output signal from the switch circuit into a corresponding digital signal, and a bus interface circuit for sending the serial digital control signal from the internal bus to the digital-to-analog converter and for sending the selection signal to the switch control circuit.

REFERENCES:
patent: 4044244 (1977-08-01), Foreman et al.
patent: 4115847 (1978-09-01), Osder et al.
patent: 4155116 (1979-05-01), Tawfik et al.
patent: 4168527 (1979-09-01), Winkler
patent: 4333177 (1982-06-01), Sutterlin
patent: 4389710 (1983-06-01), Rasmussen

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