[Oct/16/97]

Pinball Action
(C)1985 TEHKAN

MAIN CPU   : Z80A (NEC/D780C-1)/4M
MAIN RAM   : MSM2128-15RS (OKI/16Kbit) x2 (4Kbyte)

SOUND CPU  : Z80A (NEC/D780C-1)/?M
SOUND CTC  : Z80A-CTC (SHARP/LH0082A)
SOUND RAM  : MSM2128-15RS (OKI/16Kbit) x1 (2Kbyte)
SOUND CHIP : YM2149F x3 (YAMAHA/AY-8910 PIN COMPATIBLE)

BG  : MSM2128-15RS (OKI/16Kbit) x2 (4Kbyte)
OBJ : ?
COL : ?


A-xx.BIN ROMs are located on BOARD-A (6001-NEW A)
B-xx.BIN ROMs are located on BOARD-B (6001-NEW B)

ROM FILE   SIZE   CSUM   DESC.
----------------------------------
A-E3.BIN   2764 : FF55 : SOUND PRG
A-J5.BIN  27128 : 5E3B : BG
A-J6.BIN  27128 : 3F44 :  |
A-J7.BIN  27128 : ED65 :  |
A-J8.BIN  27128 : 4F1E : /
A-S6.BIN   2764 : 6C2E : CHR
A-S7.BIN   2764 : 22E2 :  |
A-S8.BIN   2764 : 325C : /
B-C7.BIN   2764 : FC7E : OBJ
B-D7.BIN   2764 : 3F82 :  |
B-F7.BIN   2764 : 1453 :  |
B-L7.BIN   2764 : F596 : /
B-N7.BIN  27128 : D809 : MAIN PRG
B-P7.BIN  27128 : 030B : /

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[Mar/18/98]

Here are the proms for Tehkan's Pinball Action!
NOTE: This game is Vertical!
1 D780C and 1 Z80A CTC and 3 AY-3-8910 (8405)

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[MAME]

Pinball Action

memory map (preliminary)


0000-9fff ROM
d000-d3ff Video RAM
d400-d7ff Color RAM
d800-dbff Background Video RAM
dc00-dfff Background Color RAM
e000-e07f Sprites
e400-e5ff Palette RAM

read:
e600      IN0
e601      IN1
e602      IN2
e604      DSW1
e605      DSW2
e606      watchdog reset????

write:
e600      interrupt enable
e604      flip screen
e606      bg scroll? not sure
e800      command for the sound CPU


Notes:
- pbactio2 has a ROM for a third Z80, not emulated, function unknown

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[Mar/26/2005]

Pinball Action (set 3, encrypted)  
  
Tehkan 1985 

CPU:
1x Z80 4.000MHz (main)
1x Z80 3.072MHz (main)
3x AY8910 1.500MHz (sound)  

ROMs:
15x  
 
Dumped 26/03/2005  

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