US PATENT SUBCLASS 710 / 109
.~.~ Bus polling

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


710 /   HD   ELECTRICAL COMPUTERS AND DIGITAL DATA PROCESSING SYSTEMS: INPUT/OUTPUT

100  DF  INTRASYSTEM CONNECTION (E.G., BUS AND BUS TRANSACTION PROCESSING) {7}
107  DF  .~ Bus access regulation {7}
109.~.~ Bus polling

DEFINITION

Classification: 710/109

Bus polling:

(under subclass 107) Subject matter including means or steps for bus access regulating by determining the status of each digital data processing system component in a digital data processing system by another processing digital data processing system component which accesses each of the digital data processing system components one at a time.

(1) Note. Classification herein allows appropriate action such as granting access according to a status determination.

(2) Note.Subject matter directed to the interrogation of peripherals is classified elsewhere in this class. See the SEE OR SEARCH THIS CLASS, SUBCLASS notes below.

(3) Note. Generalized access polling is classified elsewhere in this class. See the SEE OR SEARCH THIS CLASS, SUBCLASS notes below.

SEE OR SEARCH THIS CLASS, SUBCLASS:

44+, for subject matter directed to polled interrogation of peripherals.

220, for generalized access polling under the class definition.

SEE OR SEARCH CLASS 370, Multiplex Communications,

451+, for bus polling.