PolyGame Master
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Also known as PGM, is a system created by IGS. One thing to note is that JAMMA pins c and 25 are used for the fourth button of player 2 and 1 respectively, just as in Neo Geo MVS
4 player pinout
The JAMMA+ harness found in PGM boards is a 34 pin IDE connector.
It can also be used for and 3rd and even 4th player, Alien Vs. Predator and the Dungeons & Dragons games use the port for this purpose.
| Top row | Pin | Pin | Bottom row |
|---|---|---|---|
| 1 | 2 | ||
| +5V | 3 | 4 | |
| 5 | 6 | ||
| 7 | 8 | ||
| 9 | 10 | ||
| 11 | 12 | ||
| Test | 13 | 14 | Service |
| Player 3 Button D | 15 | 16 | Player 4 Button D |
| Player 3 Button C | 17 | 18 | Player 4 Button C |
| Player 3 Button B | 19 | 20 | Player 4 Button B |
| Player 3 Button A | 21 | 22 | Player 4 Button A |
| Player 3 Right | 23 | 24 | Player 4 Right |
| Player 3 Left | 25 | 26 | Player 4 Left |
| Player 3 Down | 27 | 28 | Player 4 Down |
| Player 3 Up | 29 | 30 | Player 4 Up |
| Player 3 Start | 31 | 32 | Player 4 Start |
| Player 3 Coin | 33 | 34 | Player 4 Coin |
