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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

UNKNOWN (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
Please send any comments to Joakim Ögren.