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Galaga Midway Free Play patch by Vernon Brooks 


Replace program ROM 1 at 3P with gg1-1b.3p on Namco boards


Replace program ROM 1 at 3N with 3200a.bin on Midway boards


Namco version
address old new
0000037F: 02 01
00000383: 20 00
00000384: 18 00
000003B7: CD 00
000003B8: 3D 00
000003B9: 04 00
000003C6: CD 00
000003C7: 3D 00
000003C8: 04 00
000003D5: CD 00
000003D6: 3D 00
000003D7: 04 00
000007FD: 00 D9
000007FE: 00 D9
000007FF: 00 D9
00000800: 00 D9
000009F0: 02 01


Midway version
address old new
0000037F: 02 01
00000383: 20 00
00000384: 18 00
000003B7: CD 00
000003B8: 3D 00
000003B9: 04 00
000003C6: CD 00
000003C7: 3D 00
000003C8: 04 00
000003D5: CD 00
000003D6: 3D 00
000003D7: 04 00
00000810: 00 D9
00000811: 00 D9
00000812: 00 D9
00000813: 00 D9
00000A03: 02 01

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    Galaga Midway Free Play patch by Vernon Brooks 

    Replace program ROM 1 at 3P with gg1-1b.3p on Namco boards

    Replace program ROM 1 at 3N with 3200a.bin on Midway boards

    Namco version
    address old new
    0000037F: 02 01
    00000383: 20 00
    00000384: 18 00
    000003B7: CD 00
    000003B8: 3D 00
    000003B9: 04 00
    000003C6: CD 00
    000003C7: 3D 00
    000003C8: 04 00
    000003D5: CD 00
    000003D6: 3D 00
    000003D7: 04 00
    000007FD: 00 D9
    000007FE: 00 D9
    000007FF: 00 D9
    00000800: 00 D9
    000009F0: 02 01

    Midway version
    address old new
    0000037F: 02 01
    00000383: 20 00
    00000384: 18 00
    000003B7: CD 00
    000003B8: 3D 00
    000003B9: 04 00
    000003C6: CD 00
    000003C7: 3D 00
    000003C8: 04 00
    000003D5: CD 00
    000003D6: 3D 00
    000003D7: 04 00
    00000810: 00 D9
    00000811: 00 D9
    00000812: 00 D9
    00000813: 00 D9
    00000A03: 02 01

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