[Apr/15/2002]

Mach Breakers
(c)1995 Namco
NB-2 system

-------------------------------------
NB-2 MAIN PCB 8639960102 (8639970102)
-------------------------------------

CPU  : MC68EC020FG25
Sound: custom
OSC  : 48.384MHz


ROMs:
MB1_MPRL.11C - Main programs (AM27C4096)
MB1_MPRU.11D /

MB1_SPR0.5B - Sound program (TMS 27C240)
MB1_VOI0.6N - Samples (HN624316 = 16M mask)
MB1_VOI1.6P /

MB1_DAT0.20A - Data (ST M27C4002)
(DATA1 socket empty)

MB1_SHAS.12S - Shape S (42pin mask)
MB1_SHAR.18S - Shape R (40pin mask)


EEPROM:
ATMEL AT28C16


KEYCUS:
None (empty socket 22C)


PALs (not dumped):
NB1-2.8B  (PAL16L8ACN, DEC75)
NB2-1.16N (PALCE16V8H, MIXER)
NB2-2.11E (PAL16L8ACN, SIZE)


Custom chips:
75
123
145
156
169
187
C116
C352
C355
C382
C383
C384 (x3)
C385


Jumper settings:
JP1  = 4M   (1M  - 4M)
JP2  = GND  (A20 - GND)
JP3  = GND  (A20 - GND)
JP4  = open
JP5  = open
JP6  = 4M   (1M  - 4M)
JP7  = open
JP8  = GND  (A20 - GND)
JP9  = open (CON - COFF)
JP10 = GND  (A20 - GND)
JP11 = open (355 - F32)


DIPSW:
1 = Test mode (ON = Test, OFF = Game)
2 = Screen stop (ON = Stop, OFF = Normal)


-----------------------------------------
NB-2 MASK ROM PCB 8639969800 (8639979800)
-----------------------------------------
ROMs:
MB1_SCR0.1D - Scroll (HN624316, SOP44 16M mask)
MB1_SCR1.1C |
MB1_SCR2.1B /

MB1_ROT0.3D - Rotate (MB8316200, SOP44 16M mask)
MB1_ROT1.3C /

MB1OBJ0L.4C - Object (MB8316200, SOP44 16M mask)
MB1OBJ1L.4B |
MB1OBJ2L.4A |
MB1OBJ3L.6C |
MB1OBJ4L.6B |
MB1OBJ0U.8C |
MB1OBJ1U.8B |
MB1OBJ2U.8A |
MB1OBJ3U.9C |
MB1OBJ4U.9B /



Dumped 15/Apr/2002

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