Hi,
would this be any useful? (excerpt from RON himself's notes)
Code:
1/11/2016 Ron Nelson Chess PRODUCT DEVELOPMENT CHRONOLOGY
YEAR Model# PROJECT MCU DATE COMMENT Factory
1996 702E Mirage Hitachi HD6433214P16 (H8/3214) 6/26/1996 H8/3214 32-KByte ROM; 1-KByte RAM; 12 MHz EWIG
1996 701-E IVAN the Terrible Hitachi HD6433216P12 (H8/3216) 8/1/1996 H8/3216 48-KByte ROM; 2-KByte RAM; 12 MHz CXG then EWIG
1997 747K Karpov Grandmaster Hitachi HD6433214L01P (H8/3214) 4/17/1997 H8/3214 32-KByte ROM; 1-KByte RAM; 12 MHz EWIG
1997 711E Igor Hitachi HD6433214P12 (H8/3214) 5/5/1997 H8/3214 32-KByte ROM; 1-KByte RAM; 12 MHz EWIG
MfG,
Tibono