Programmable controller and exclusive control communicating meth

Details Programmable controller and exclusive control communicating meth Programmable controller and exclusive control communicating meth

1997-05-20

1998-06-30

Elmore, Reba I.

Boots, shoes, and leggings

395287, 395288, 395289, 395290, G05B 1500

Patent

active

057743541

ABSTRACT:
In the programmable controller and the exclusive control communicating method therefor according to the present invention, a program devices is connected to each of the bus-extended and distributed sections by an extension cable and an extension I/F units, and a plurality of connected program devices communicate with one CPU unit exclusively controlling each other in accordance with an exclusive control signal outputted from an exclusive control signal generating circuit.

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patent: 5349685 (1994-09-01), Houlberg
E. Habiger, "Speicherprogrammierbare Steuerungen (SPS)-Ruckschau, Stand und Trends", msr, Berlin 32 (1989) 12, pp. 530-535.
P. Muller, "Kommunikation zwischen SPS in der Fabrikation", Precision Oct. 1986, pp. 7-13.
Siegfried Oblasser, "Intelligente Peripherie: Leistungssteigerung durch Aufgabenteilung", Energie & Automation 11 (1989) Special EMO 1989, pp. 68-70.
G. Farber et al., "Parallele und serielle Bussysteme, Lokale Netze", Bussysteme. R. Oldenbourg Verlag Munchen Wien 1987, 2. Auflage, pp. 16-20, 55-59 and 145-148.

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