Author: Gerd Isenberg
Date: 13:58:09 09/26/05
Go up one level in this thread
On September 26, 2005 at 13:57:23, Gerd Isenberg wrote: >> >>The Matchbox CPU (zelfbouw 6809), a 16-bit one. > >oups - still a 8-bit one with 64K-adress space. >So comparable with Intel's 8080, Zilog's Z80 and MOS Technologies 6502. > >http://koti.mbnet.fi/~atjs/mc6809/#Info >http://www.cs.indiana.edu/classes/c421/mc6809/notes.html > Really a fascinating CPU, a 8/16 bit hybrid, with sex, Sign extend B into A. http://www.elook.org/computing/motorola-6809.htm http://ironbark.bendigo.latrobe.edu.au/staff/mal/6809.htm http://en.wikipedia.org/wiki/Motorola_6809 "Unfortunately neither Motorola nor Hitachi produce 6809 processors or derivatives anymore, despite the fact that it must be said to have been one of the most powerful general-purpose 8-bit CPU ever designed. Somewhat ahead of its time, it had many innovative features several of which were copied and used in other designs later." May be Usurpator II runs on a fast PC with 6809 emulator!
This page took 0 seconds to execute
Last modified: Thu, 15 Apr 21 08:11:13 -0700
Current Computer Chess Club Forums at Talkchess. This site by Sean Mintz.