Silkscreened on top of board		USA
					made XXI SN

stickered on top of board by SN		808022



.1h	93448	read as 82s141
.1j	93448	read as 82s141
.2h	93448	read as 82s141
.2j	93448	read as 82s141
.2k	93448	read as 82s141
.6h	93448	read as 82s141

8.9456 Mhz Crystal
AM9080ADC/C8080A
p2112	x8

open 14 pin socket @ 2b


Mame 0.139

E:\hardware\EETools\roms>e:\games\mame\mameui32\mameui32 -romident e:\hardware\eetools\roms\xxi\roms\xxi.1h 
xxi.1h              NO MATCH

E:\hardware\EETools\roms>e:\games\mame\mameui32\mameui32 -romident e:\hardware\eetools\roms\xxi\roms\xxi.1j 
xxi.1j              NO MATCH

E:\hardware\EETools\roms>e:\games\mame\mameui32\mameui32 -romident e:\hardware\eetools\roms\xxi\roms\xxi.2h 
xxi.2h              NO MATCH

E:\hardware\EETools\roms>e:\games\mame\mameui32\mameui32 -romident e:\hardware\eetools\roms\xxi\roms\xxi.2j 
xxi.2j              NO MATCH

E:\hardware\EETools\roms>e:\games\mame\mameui32\mameui32 -romident e:\hardware\eetools\roms\xxi\roms\xxi.2k 
xxi.2k              NO MATCH

E:\hardware\EETools\roms>e:\games\mame\mameui32\mameui32 -romident e:\hardware\eetools\roms\xxi\roms\xxi.6h 
xxi.6h              = hmcg.h7               hitme      Hit Me
                    = hmcg.h7               m21        21 (Mirco)