ATARI SYSTEM 2
Control connections for games
  S/gun* Super Sprint Champ Sprint APB Paperboy
[P102]          
1 13 +5v +5v +5v +5v
2   - - - -
3   - - - -
4   - - - -
5 3 Blue Pedal Blue Pedal - Steer
6   - - - -
7 4 Red Pedal Red Pedal Accelerator Accelerator
8   - - - -
9 5 Yellow Pedal - - -
10   --key-- --key-- --key-- --key--
11 1 GND GND GND GND
           
[P106]          
1   +5v +5v +5v +5v
2 7 Blue Coin - - -
3   - - - -
4   - - - -
5   --key-- --key-- --key-- --key--
6 8 - - Fire -
7 9 Red Start Red Start - Fire/Start 2P
8   - - - -
9 10 Blue Start Blue Start - Fire/Start 1P
10 11 Yellow Start - Siren -
11   GND GND GND GND
           
[P103]   - - - -
1 25 +5v +5v +5v +5v
2   - - - -
3   - - - -
4 16 Yellow Y - - -
5 17 Yellow X - - -
6 19 Red Y Red Y - -
7 20 Red X Red X - -
8 22 Blue Y Blue Y Steer Y -
9   --key-- --key-- --key-- --key--
10 23 Blue X Blue X Steer X -
11 14 GND GND GND GND
*Supergun wiring harness 25 way D connector pin numbers