# Atari 2600 Cartridge

                             Top
     D3   D4   D5   D6   D7   A12  A10  A11  A9   A8  +5V   SGND
    --1- --2- --3- --4- --5- --6- --7- --8- --9- -10- -11- -12-
     GND  D2   D1   D0   A0   A1   A2   A3   A4   A5   A6   A7
                            Bottom

(at the Atari)

UNKNOWN CONNECTOR at the Atari.

Connect a 2716 or 2732/2532 EPROM.

## Top Row

Pin | 2716 Pin | CPU Name | Description
--- | --- | --- | ---
1 | 13 | D3 | Data 3
2 | 14 | D4 | Data 4
3 | 15 | D5 | Data 5
4 | 16 | D6 | Data 6
5 | 17 | D7 | Data 7
6 | * | A12 | Address 12
7 | 19 | A10 | Address 10
8 | n/c | A11 | Address 11
9 | 22 | A9 | Address 9
10 | 23 | A8 | Address 8
11 | 24 | +5V | +5 VDC
12 | 12 | SGND | Shield Ground

* to inverter and back to 18 for chip select

## Bottom Row

Pin | 2716 Pin | CPU Name | Description
--- | --- | --- | ---
1 | 1 | A7 | Address 7
2 | 2 | A6 | Address 6
3 | 3 | A5 | Address 5
4 | 4 | A4 | Address 4
5 | 5 | A3 | Address 3
6 | 6 | A2 | Address 2
7 | 7 | A1 | Address 1
8 | 8 | A0 | Address 0
9 | 9 | D0 | Data 0
10 | 10 | D1 | Data 1
11 | 11 | D2 | Data 2
12 | n/c | GND | Ground

Contributor: Joakim Ögren

Source:
Classic Atari 2600/5200/7800 Game Systems FAQ

Copyright © The Hardware Book Team 1996-2001.
May be copied and redistributed, partially or in whole, as appropriate.
Document last modified: 2001-06-08