Atari 2600:Connector Pinouts

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Cartridge Port

Note: Pins 1 through 12 are at the front and numbered from left to right. Pins 13 through 24 are at the back and numbered from right to left.

Pin # Description
1 A7
2 A6
3 A5
4 A4
5 A3
6 A2
7 A1
8 A0
9 D1
10 D2
11 D3
12 Ground
13 D4
14 D5
15 D6
16 D7
17 D8
18 A12
19 A10
20 A11
21 A9
22 A8
23 5V
24 Ground

Controller Port

Note: Female is connector at the console. Male is connector at the controller. Diagram pictured is of the connector at the controller end.

DB9 Female.svg
Pin # Description
1 Up
2 Down
3 Left/Left Paddle Button
4 Right/Right Paddle Button
5 Right Paddle Potentiometer
6 Fire Button
7 5V
8 Ground
9 Left Paddle Potentiometer