Browse Prior Art Database

Microprogram Trace Facility

IP.com Disclosure Number: IPCOM000053466D
Original Publication Date: 1980-Jan-01
Included in the Prior Art Database: 2005-Feb-12

Publishing Venue

IBM

Related People

Authors:
Kiselak, JA Nadarzynski, EA Pederson, RJ [+details]

Abstract

When processors are under microcode control, it becomes necessary to have a means of tracing the path of the microprogram. This knowledge is necessary in order to determine what the processor was doing at a point of interest or how the processor got to a particular micro code control word.