Ivan II The Conqueror

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Ivan II The Conqueror, (Excalibur 712 Ivan II The Conqueror) a talking dedicated chess computer by Excalibur Electronics, released in late 2002. The computer has a 6502 compatible Sunplus SPLB32A-043 controller running at 5 MHz with integrated 512 kibi ROM, 1215 byte RAM, parallel I/O, UART, and PWM/DAC for sound and speech, and features a sensory board along with a LCD board, button panel and speaker. The Ron Nelson program was a 6502 port of his former H8 programs, removing attack maps with respect to available RAM.

=See also=
 * Alexandra The Great
 * Excalibur Grandmaster
 * Excalibur Igor
 * Excalibur Mirage
 * Ivan The Terrible

=Manual=
 * Excalibur Electronic 712 Users Manual 427364.1796684021.pdf

=Forum Posts=
 * Ivan the Conqueror II Impressions by Fernando Villegas, CCC, December 23, 2010
 * Re: Ron Nelson Ever Copied, Used, Cloned the Spracklen? by ChessChallenger, Hiarcs Forum, December 21, 2015
 * Excalibur Electronics by ChessChallenger, Hiarcs Forum, December 22, 2015
 * Excalibur Electronics by ChessChallenger, Hiarcs Forum, December 22, 2015


 * Re: Ron Nelson by ChessChallenger, Hiarcs Forum, December 24, 2015
 * Ron Nelson & Talking Chess Computers by ChessChallenger, Hiarcs Forum, January 02, 2016
 * Excalibur Chess Products Ron Nelson designed/programmed by ChessChallenger, Hiarcs Forum, January 05, 2016
 * Chess Products Ron Nelson designed/programmed by ChessChallenger, Hiarcs Forum, January 11, 2016

=External Links=

Chess Computer

 * Excalibur Model 712 Ivan II The Conqueror (2002) Electronic Chess Computer, The Spacious Mind
 * Excalibur Ivan II The Conqueror - Schachcomputer.info Wiki

Misc

 * Ivan (name) from Wikipedia
 * Ivan Asen II of Bulgaria from Wikipedia

=References= Up one level