Sound ROM Information

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Below you will find information on the Sound ROM's used on the early Williams Games


Williams Sound ROM Information
Game ROM Number Type EPROM Size(Bits) Layout Test SW Jumper Settings Notes/Comments
Defender Video Sound ROM 1 2716 16K 2K x 8 Yes W1, W2, W5, W7, W9, W10, W15
Defender Video Sound ROM 1 2532 32K 4K x 8 Yes W1, W3, W4, W5, W7, W10, W15 *This is a doubled version to run on a 2532 board
Stargate Video Sound ROM 2 2716 16K 2K x 8 Yes W1, W2, W5, W7, W9, W10, W15
Stargate Video Sound ROM 2 2532 32K 4K x 8 Yes W1, W3, W4, W5, W7, W10, W15 *This is a doubled version to run on a 2532 board
Robotron Video Sound ROM 3 2532 32K 4K x 8 Yes W1, W3, W4, W5, W7, W10, W15
Joust Video Sound ROM 4 2532 32K 4K x 8 Yes W1, W3, W4, W5, W7, W10, W15
Bubbles Video Sound ROM 5 2532 32K 4K x 8 TBD W1, W3, W4, W5, W7, W10, W15 Original Code
Bubbles Video Sound ROM 5 2532 32K 4K x 8 Yes W3, W4, W5, W10, W15 Self-Test button fixed in this version - (Thanks SynaMax!)
Bubbles Video Sound ROM 6 2532 32K 4K x 8 TBD W1, W3, W4, W5, W7, W10, W15 Same as 5(Based on dump compare)
Sinistar Video Sound ROM 9 2532 32K 4K x 8 No W3, W4, W5, W10, W15 Upright and Front Sound Board on Cockpit
Sinistar Video Sound ROM 9 2532 32K 4K x 8 Yes W3, W4, W5, W10, W15 Self-Test button fixed in this version - Including Speech! (Thanks SynaMax!)
Sinistar Video Sound ROM 10 2532 32K 4K x 8 No W1, W3, W4, W5, W7, W10, W15 Rear Sound Board on Cockpit
Sinistar Video Sound ROM 10 2532 32K 4K x 8 Yes W1, W3, W4, W5, W7, W10, W15 Self-Test button fixed in this version! (Thanks SynaMax!)
Sinistar Speech ROM 4 2532 32K 4K x 8 Yes N/A Speech board - ROM 4
Sinistar Speech ROM 5 2532 32K 4K x 8 Yes N/A Speech board - ROM 5
Sinistar Speech ROM 6 2532 32K 4K x 8 Yes N/A Speech board - ROM 6
Sinistar Speech ROM 7 2532 32K 4K x 8 Yes N/A Speech board - ROM 7
Blaster Video Sound ROM 18 2532 32K 4K x 8 TBD W1, W3, W4, W5, W7, W10, W12, W15 Uses 2 sound boards - both same ROM
Splat! Splat! Sound ROM 2532 32K 4K x 8 Yes W1, W3, W4, W5, W7, W10, W15 I have seen this listed as 'Video Sound ROM 8' but have not confirmed


ROM Information
EPROM2532.gif
EPROM2716.gif
2532 Datasheet 2716 Datasheet


Leon Borre Sound Board Test ROMS
2716 Test ROM 2532 Test ROM

ToDo:

  • Add Jumper Images
  • Add Speech Board Layout/Jumper diagram
  • Check if Bubbles self-test button functions - Update Table
  • Check if Blaster Self-Test button functions - Update Table