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:
Sep. 22, 1981
Filed:
Jun. 27, 1979
Brian K Forbes, Huntington Beach, CA (US);
Robert D Catiller, Garden Grove, CA (US);
Burroughs Corporation, Detroit, MI (US);
Abstract
A microprocessor system which works in conjunction with an external application dependent logic module which logic module handles the specific requirements for data transfer to and from a peripheral device. The system includes a microprocessor which provides a program memory having a specialized instruction format. The instruction word format provides a single bit field for selecting either a program counter or a memory reference register as the source of memory addresses, a function field which defines the route of data transfers to be made, and a source and destination field for addressing source and destination locations.