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.
Patent No.:
Date of Patent:
Apr. 02, 1996
Filed:
May. 15, 1995
Mitsuaki Kobayashi, Hitachi, JP;
Toshihiko Matsuda, Hitachi, JP;
Yasuo Morooka, Hitachi, JP;
Kunihiko Onuma, Hitachi, JP;
Noboru Azusawa, Katsuta, JP;
Hiromitsu Kikuchi, Hitachi, JP;
Hitachi, Ltd., Tokyo, JP;
Abstract
A programmable controller for executing a program having mixed instructions. The programmable controller includes a bit operation memory for storing a mixed instruction inclusive of the mixture of bit operation instructions and word operation instructions in order of execution and a word operation memory for storing the word operation instructions in the mixed instruction in order of execution. A bit operation processor is provided in the programmable controller for outputting a start command for a word operation instruction when a word operation instruction read from the bit operation memory subsequently to the execution of the bit operation instruction has been recognized. The programmable controller also provides a microprocessor for receiving the word operation start command to execute the word operation instruction stored in the word operation memory,