The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Aug. 05, 1986

Filed:

Feb. 07, 1983
Applicant:
Inventors:

Shigeru Oho, Hitachi, JP;

Takeshi Hirayama, Mito, JP;

Assignee:

Hitachi, Ltd., Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04Q / ;
U.S. Cl.
CPC ...
34082552 ; 34082507 ;
Abstract

A terminal device for outputting control signals and receiving sensor outputs is equipped with address setting terminals for setting an address of the terminal device. The address information at the address setting terminals is supplied to a decoder which decodes an input/output function or mode setting signal. Input/output functions of input/output terminals are set by the address information by controlling output buffer circuits which transmit the signals of the input/output terminals, in accordance with the decoded input/output function setting signal. The address setting terminals are shared by the address terminals and the input/output function setting terminals to that the number of terminals can be reduced.


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