[Dec/31/97]

TETRIS
(c)1988 SEGA

CPU   : 68000(custom) Z-80
SOUND : YM2151 VOICE
(SYSTEM 16B)

OBJ0-E.ROM ; OBJ CHR
OBJ0-O.ROM ; /
ROM0-E.ROM ; MAIN PRG
ROM0-O.ROM ; /
S-PROG.ROM ; SOUND PRG
SCR01 .ROM ; BG CHR
SCR02 .ROM ;  |
SCR03 .ROM ; /

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[08/10/98]

TETRIS (Licensed from SEGA)
(c)1989 TAITO

CPU   : 68000(12M) Z-80(4M)
SOUND : YM2610
OSC.  : 24.000MHz 16.000MHz 27.164MHz
(B SYSTEM)

B81-01.BIN ; DATA ROM?
B81-02.BIN ; VOICE DATA?
B81-03.BIN ; CHR ROM
B81-04.BIN ; /
C12-02.BIN ; MAIN PRG
C12-03.BIN ;  |
C12-04.BIN ;  |
C12-05.BIN ; /
C12-06.BIN ; SOUND PRG

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[MAME]

	Tetris, Sega System 16B
	CPU: FD1094 (317-0091)
	ROM Board: 171-5358

	Pos.   Silk        Type        Part                Pos.   Silk        Type        Part
	A1     EPR-12163   27C256      68000 program       B1     EPR-12169   27C256      Sprite data
	A2     Unused                  68000 program       B2     Unused                  Sprite data
	A3     Unused                  68000 program       B3     Unused                  Sprite data
	A4     EPR-12164   27C256      68000 program       B4     Unused                  Sprite data
	A5     Unused                  68000 program       B5     EPR-12170   27C256      Sprite data
	A6     Unused                  68000 program       B6     Unused                  Sprite data
	A7     EPR-12168   27C256      Z80 program         B7     Unused                  Sprite data
	A8     Unused                  Z80 sample data     B8     Unused                  Sprite data
	A9     Unused                  Z80 sample data     B9     EPR-12165   27C512      Tile data
	A10    Unused                  Z80 sample data     B10    EPR-12166   27C512      Tile data
	A11    Unused                  Z80 sample data     B11    EPR-12167   27C512      Tile data

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[MAME]

	Tetris, Sega System 16A
	CPU: FD1094 (317-0093)

	Top board

	Pos.   Label       Part        Notes

	D4     EPR-12205   27C256      Z80 program
	D8     EPR-12200   27C256      68000 program
	C8     Unused                  68000 program
	B8     Unused                  68000 program
	D11    EPR-12201   27C256      68000 program
	C11    Unused                  68000 program
	B11    Unused                  68000 program
	C18    EPR-12204   27C512      Tile data
	D18    EPR-12203   27C512      Tile data
	E18    EPR-12202   27C512      Tile data

	Bottom board

	Pos.   Label       Part        Notes

	D3     EPR-12169   27C256      Sprite data
	D4     Unused                  Sprite data
	D5     Unused                  Sprite data
	D6     Unused                  Sprite data
	F3     EPR-12170   27C256      Sprite data
	F4     Unused                  Sprite data
	F5     Unused                  Sprite data
	F6     Unused                  Sprite data

-