There have been a ton of advancements in FPGA's and MIPS cores since 2002, and there are quite a few R3000 (MIPS I) cores available: http://opencores.org/proje

There have been a ton of advancements in FPGA's and MIPS cores since 2002, and there are quite a few R3000 (MIPS I) cores available: http://opencores.org/project,ion http://opencores.org/project,ion http://opencores.org/project,plasma http://opencores.org/project,plasma And there's more info on the Red Star R3000 CPU (the linked PDF) here: http://brej.org/red_star/ http://brej.org/red_star/