--------------------------------------------------------------------------- Pinouts for "Space Duel" (Atari, 1981) 2/13/96 Changed `-SENSE (-5V)' to `-SENSE (GND)' Franklin Bowen (mjrhavoc@clark.net or tfbowen@ingr.com) P20: 44-pin edge connector component side solder side -------------- ----------- GND A 1 GND +5V B 2 +5V C 3 +22 VDC D 4 -22 VDC 10.3 VDC E 5 COIN LOCKOUT F 6 COIN CTR R COIN CTR L H 7 SELECT LED START LED J 8 ROT L P2 ROT L P1 K 9 SHIELDS P2 SHIELDS P1 L 10 THRUST P1 THRUST P2 M 11 SELECT SW GND N 12 SW GND SW GND P 13 SW GND CABINET R 14 SLAM AUX COIN S 15 SELF TEST T 16 COIN L COIN R U 17 V 18 W 19 X 20 +5V Y 21 +SENSE (+5V) GND Z 22 -SENSE (GND) P19: 24-pin edge connector component side solder side -------------- ----------- X OUT A 1 X GND Y OUT B 2 Y GND C 3 FIRE P1 D 4 FIRE P2 ROT RT P2 E 5 ROT RT P1 F 6 START RED GND H 7 RED GREEN GND J 8 GREEN BLUE GND K 9 BLUE L 10 AUDIO GND M 11 AUDIO 2 N 12 AUDIO 1 Notes: ------ - For testing purposes, Black Widow boards can be plugged directly into a Gravitar harness. If you want to actually play the game, you'll have to add 4 extra wires at P20:[8/9/K/L] for the extra control panel inputs. - The "CABINET" pin (P20:R) is potentially interesting. I haven't played with it, but suspect that if you tied it to GND (or left it open), you could play the game on a cocktail cabinet. ----------------------------------------------------------------------------