Sea Battle by Zaccaria Memory map in pics... 2650 + 2636 sea b b_1 *.prg are 2650 progamm sea b blu.prg is blue data? sea b red.prg is red data? sea b green.prg is green data? for video? sea b wawe.prg is sea wave data? sea b screen.prg ??? see http://www.citylan.it/wiki/index.php/Sea_Battle for some pics. I think the pcb on F205v site in NOT a Sea Battle, it did NOT match the one in the manual (manual and schematics available on request) even it CLOSE to it the sound board should be fully discrete. DS0 1 2 3 PLAY TIME ON ON ON free game ON OFF ON 75 seconds OFF OFF ON 90 seconds OFF ON ON 105 seconds SHIP NUMBER ON ON OFF free game ON OFF OFF 3 ships OFF OFF OFF 4 ships OFF ON OFF 5 ships I don't forget anything, this is a copy of the manual DS0-3 seem to select from time based games to ships based game. DS0 4 5 6 COIN SLOT 2 ON ON ON 2 coin 1 play ON OFF ON 1 coin 1 play ON ON OFF 1 coin 2 plays ON OFF OFF 1 coin 3 plays OFF ON ON 1 coin 4 plays OFF OFF ON 1 coin 5 plays OFF ON OFF 1 coin 6 plays OFF OFF OFF 1 coin 7 plays DS0 7 8 DS1-1 COIN SLOT 1 ON ON ON 2 coin 1 play ON OFF ON 1 coin 1 play ON ON OFF 1 coin 2 plays ON OFF OFF 1 coin 3 plays OFF ON ON 1 coin 4 plays OFF OFF ON 1 coin 5 plays OFF ON OFF 1 coin 6 plays OFF OFF OFF 1 coin 7 plays DS1 2 SHIP SPEED ON fast OFF slow DS1 3 4 EXTEND PLAY OFF OFF no extended ON OFF 2000 points OFF ON 3000 points ON ON 4000 points DS1 5 GRID ON game OFF grid DS1 6-7-8 not used