From: utzoo!decvax!harpo!seismo!hao!hplabs!sri-unix!Chepponis@cmu-cs-c.arpa Newsgroups: net.micro Title: 16032 MMU comment Article-I.D.: sri-arpa.517 Posted: Sun Feb 27 19:17:12 1983 Received: Tue Mar 1 07:29:52 1983 From: Mike ChepponisIf 97% of page table accesses take 100ns and 3% take 3us, then the AVERAGE page table access takes .97*.1us + .03*3us = 187ns. This is still speedy virtual address to physical address translation for a micro. By comparison the Z8010 MMU at 10MHz takes 250ns to do the translation, and does not have the nice features that the 16032 MMU has (like reference bits or cache). -Mike Chepponis -------