Midway WPC (DCS)
Model Number : 20020

Main CPU : Motorola M6809 (@ 2 MHz)
Sound CPU : ADSP2105 (@ 10 Mhz)
Sound Chips : DMA-driven DAC (@ 10 Mhz)

Version L-1
Date : August 18, 1993
- Initial release for production.

Version L-2
Date : August 25, 1993
- Balls are no longer locked on planet ring.

Version L-3
Date : August 30, 1993
- German pricing fix.

Version L-4
Date : September 8, 1993
- USA pricing fix.

Version L-5
Date : September 27, 1993
- Added audits on left and right drains.
- Left ramp enter switch no longer reports errors.
- Improved right ball shooter logic.

Version L-6
Date : October 12, 1993
- Changed 'lock ball' message due to rule change.
- Changed USA default pricing from $0.50 to 6/$2
- Fixed planet test switch number.
- Switch 28 (not used) no longer shows up in test report.
- Increased delays between firing of certain coils to reduce stress on the coil fuse.

Version L-7
Date : January 6, 1994
- Fixed pricing for Italy buy-in.
- Improved the ball shooter logic -- left and right.
- Fixed the SuperGame replay level calculation.
- Added a ball saver timer adjustment.
- Added coin door interlock message.

Game's ROM.