X-Multiply (M81)

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PCB

  • XMultiply M81 top.jpg
  • XMultiply M81 bottom.jpg

PLD's

PLD Information Credits Download View
Dump Method Target Device Location ID Status Creator(s) Tester(s) Files Pictures
Bruteforced GAL16V8 2H M81_A-2H Tested Porchy Porchy JEDEC M81-A-2H label.jpg M81-A-2H.jpg
Bruteforced GAL16V8 5L M81_A-5L Tested Porchy Porchy JEDEC M81-A-5L label.jpg M81-A-5L.jpg
Bruteforced GAL16V8 9H M81_B-9H Tested Porchy Porchy JEDEC M81-B-9H label.jpg M81-B-9H.jpg
Bruteforced GAL16V8 7D XM_A-7D- Tested Porchy Porchy JEDEC XM-A-7D label.jpg XM-A-7D.jpg

Notes

SELF TEST FAIL CODES
RAM NG 1 (Work RAM) = 0x9c000-0x9ffff
RAM NG 10 (Sprite RAM) = 0xc0000-0xc03ff
RAM NG 9 (Palette RAM 1) = 0xc8000-0xc8bff
RAM NG 8 (Palette RAM 2) = 0xcc000-0xccbff
RAM NG (Video RAM 1) = 0xd0000-0xd3fff
RAM NG (Video RAM 2) = 0xd8000-0xdbfff

Credits

  • PCB pictures by Porchy
  • IC pictures by Porchy
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