[Aug/19/2002]

Shougi
Alpha Electronics Co. Ltd., 198x

PCB No: 57F1
CPU   : Z80A (x2)
SOUND : AY-3-8910
XTAL  : 10.000MHz
RAM   : 2114 (x6), 4116 (x16)
CUSTOM: ALPHA 8201 (42 pin DIP)
DIPSW : 6 position (x1)
       Positions 1, 5 & 6 not used
       
	4	3	2
       ------------------------------
       OFF	OFF	OFF	1 (+ Japanese character, looks like a house or tree. "Lives" maybe?)
       OFF	OFF	ON	2 
       OFF	ON	OFF	3
       OFF	ON	ON	4
       ON	OFF	OFF	5
       ON	OFF	ON	10
       ON	ON	OFF	20
       ON	ON	ON	30

ROMs  : All type 2732
PROM  : Type MB7051

- 



[Feb/10/2002]

Shougi


                        p8      p7
   16mhz                p6      p5
                5816    p4      p3
                5816    p2      p1
                 ?
                          68000-8

        4416 4416 4416 4416
             clr             8910
     z80 p9 p10 2016


5816 = Sony CXK5816-10L (Ram for video)
2016 = Toshiba TMM2016AP-10 (SRAM for sound)
4416 = TI TMS4416-15NL (DRAM for MC68000)
clr  = TI TBP18S030N (32*8 Bipolar PROM)
Z80  = Sharp LH0080A Z80A-CPU-D
8910 = GI AY-3-8910A (Sound chip)

"0" "1" MC68000 Program ROMs:
p1  p2
p3  p4
p5  p6
p7  p8

P9  = Z80 Program
P10 = AY-3-8910A Sounds

Text inside P9:

ALPHA DENSHI CO.,LTD  JUNE / 24 / 1986  FOR
* SHOUGI * GAME USED  SOUND BOARD CONTROL
SOFT  PSG & VOICE  BY M.C & S.H

-

[Aug/19/2002]

Shougi Part 2
Alpha Electronics Co. Ltd., 198x

PCB No: 57F1
CPU   : Z80A (x2)
SOUND : AY-3-8910
XTAL  : 10.000MHz
RAM   : 2114 (x6), 4116 (x16)
CUSTOM: ALPHA 8201 (42 pin DIP)
DIPSW : 6 position (x1)
       Position 6 not used
       
	4	3	2
       ------------------------------
       OFF	OFF	OFF	1 (+ Japanese character, looks like a house or tree. "Lives" maybe?)
       OFF	OFF	ON	2 
       OFF	ON	OFF	3
       OFF	ON	ON	4
       ON	OFF	OFF	5
       ON	OFF	ON	10
       ON	ON	OFF	20
       ON	ON	ON	30

ROMs  : All type 2732
PROM  : Type MB7051

- 


[MAME]

Shougi

memory map :
0000 - 3fff rom
4000 - 43ff RAM for main CPU
4800 - 480f  control area (connected to 74LS259 8-bit addressable latch; lines A0,A1,A2 - address input, line A3 - data input)
	4800,4808 - control shared RAM access between main CPU/sub CPU. 4800=access for sub CPU, 4808=access for main CPU
	4801,4809 - NMI disable/enable
	4802,480a -
	4803,480b -
	4804,480c -
	4807,480f -?

4800 - 4800 read: input
5000 - 5000 read: input
5800 - 5800 read: input

5800 - 5800 write: watchdog

6000 - AY port write
6800 - AY data write

7000 - 73ff RAM shared: main CPU/ALPHA MCU
7800 - 7bff RAM shared: between main CPU/sub CPU

8000 - bfff colorram
c000 - ffff videoram

-             