[Jan/05/2002]

---------------------
China Dragon by I.G.S
---------------------


Location    Device      File ID       Checksum
----------------------------------------------
U3          27C240      V-021J          1D2F  [ main prog ]
U39          32Meg       D0301          BA77  [    GFX    ]
U44         27C010          CG          0C1B  [    GFX    ]
U43         27C020          SP          E958  [   audio   ]


I.G.S PCB no.T0105



Main processor  -  68000
                -  Custom IGS 003  (ASIC used for I/O)
                -  Custom IGS 012  (80 pin PQFP)

GFX             -  Custom IGS 011  (160 pin PQFP)

Sound           -  AR17961

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[Oct/13/2000]

chuugokuryuu (china dragon jpn ver.)
(c)IGS
Distributed by ALTA



MAIN CPU   : 68000
I/O        : IGS003 (=8255)
SOUND ?    : 6564L  (=OPL?)  , AR17961 (=M6295?)
CRTC ?     : IGS011
SOUND CPU? : IGSD0301 (DIP 42P)
OSC        : 22Mhz , 3.579545Mhz
DIPSW      : 8bitx 3 (SW3 is not used)
OTHER      : IGS012

MAIN PRG   : "CHINA DRAGON U020J" (japan)
SOUND PRG? : "CHINA DRAGON SP"
SOUND DATA?: "CHINA DRAGON U44"

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[Aug/26/2001]

Dragon World
IGS, 1994

PCB Number: IGS PCB NO-T0105  (has ALTA CO., LTD. license sticker on it also)
CPU: MC68000P10
SND: AR17961 AP0526 (Looks like OKI M6295, 44 pin PQFP, small package)
OSC: 22.000MHz
XTAL: 3.579545 MHz
RAM: M5M442256AJ x 4 (linked to IGS 011), UM6264 x 2 (Main program RAM), CXK5863AP x 2 (linked to IGS 011), 
     6564L x 1 (24 pin SOP, located in sound section)
DIPS: 3 x 8 position (labelled SW1, SW2, SW3) [*1]
OTHER: 8255 x 1
       IGS 011 (160 pin PQFP, GFX controller?)
       IGS 012 (80 pin PQFP, connected to 8255, possible MCU?)
PALs: (Read protected, not dumped) 
      CCDU17 (PAL16L8), CCDU15 (PAL22V10), CCDU18 (PAL16L8), DGJPU16 (PAL22V10), CCDU45 (PAL22V10)

ROMs:		Label
V-021J.U3	CHINA DR V-021J		27C240	 Main program
CHINDRSP.U43	CHINA DR SP		27C020	 Oki Samples? (connected to <possible> M6295)
CHINDRCG.U44	CHINA DR CG		27C010	 ?
32M.U39		<GREEN IGS STICKER>	23C32000 GFX?       

[*1] = DIP settings available on request.

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[Jan/18/2006]

Dragon World (World, V0300)  
IGS 1995  

N.revisione World, V0300  
CPU
1x MC68HC000P10 (main)
1x CUSTOM IGS011  

ROMs
1x MX27C4096 (main)  

Note   
In vendita No  
Dumped 17/01/2006 

-
[Jan/19/2006]

Dragon World (World, V0400)  
IGS / ALTA 1997  

CPU
1x 68000 (main)
1x AC0A26 (equivalent to OKI M6295)(sound)
1x 6564L (equivalent to YM3812)(sound)
1x custom IGS003c (marked on PCB as 8255)
1x oscillator 22.0000MHz (main)
1x oscillator 3.579545MHz (sound)
1x custom IGS011 (FPGA?)  

ROMs
1x MX27C4096 (u3)(main) (dumped)
1x custom IGSD0301 (mask rom) (not dumped yet)
1x NEC D27C2001D (IGSS0302)(sound) (not dumped yet)  

Note
1x JAMMA edge connector
1x trimmer (volume)
3x 8 switches dips
PCB serial number is: 0105-5
-----------------------------------------
I firstly received one romchip from Hammad, label was unreadable, but dump was good.
Then I got this very PCB from Tirino73, and I could confirm dump, label and PCB layout.  

In vendita No  

Dumped 18/01/2006  

-

[Jul/25/2007]

Dragon World (China) 

IGS (Rev. 0303 1995) 

CPU
1x MC68HC000P10 (main)
1x AR17961-AP0642 (equivalent to OKI M6295)(sound)
1x 6564L (equivalent to YM3812)(sound)
1x LS138S (sound)
1x LM7805CV (sound)
1x UPC1242H (sound)
1x custom IGS003 (marked on PCB as 8255)
1x oscillator 22.0000MHz (main)
1x oscillator 3.579545MHz (sound)
1x custom IGS011 (FPGA?)  

ROMs
1x maskrom 256x16 IGSD0303 (u3)(main)
1x maskrom 2Mx16 UM23V32000 (IGSD0301)(u39)(gfx)
1x empty socket for 27C040 (u44)
1x maskrom NEC D27C2001D (IGSS0302)(u43)(sound)
2x PAL16L8ACN (u17,u18)(read protected)
2x PALATF22V10B (u15,u45)
1x empty space for additional PALATV750 (u16)
 
Note
1x JAMMA edge connector
1x trimmer (volume)
3x 8x2 switches DIP

The PCB is perfectly working, empty spaces and
empty sockets are clearly intended to be empty. 

Funzionamento	Funzionante 
In vendita	No 
Dumped	25/07/2007
Ultimo aggiornamento	18/09/2007 

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