[Jan/06/99]

Arcadia (Newyork Newyork's another version)
(c)1980? SIGMA

CPU   : 6809? ?
SOUND : AY-3-8910x4 VOICE(discrete)

AR-01 ; MAIN PRG?
AR-02 ;  |
AR-03 ;  |
AR-04 ;  |
AR-05 ;  |
AR-06 ;  |
AR-07 ;  |
AR-08 ;  |
AR-09 ;  |
AR-10 ; /
AR-11 ; SOUND PRG?

-

[Jun/09/2001]

NEW YORK NEW YORK
(c)sigma,inc.

-

[MAME]

Memory Map

main cpu (m6809)

fedcba98
--------
000xxxxx  we1   $0000 8k (bitmap)
100xxxxx  we1   $8000 8k (ram)

010xxxxx  we2   $4000 8k (bitmap)
110xxxxx  we2   $C000 8k (ram)

001xxxxx  we3   $2000 16k x 3bits (colour)

011xxxxx  we4   $6000 16k x 3bits (colour)

10100000  SRAM  $A000
10100001  CRTC  $A100
10100010  PIA   $A200
10100011  SOUND $A300 one latch for read one for write same address

10101xxx  ROM7  $A800
10110xxx  ROM6  $B000
10111xxx  ROM5  $B800

11100xxx  ROM4  $E000
11101xxx  ROM3  $E800
11110xxx  ROM2  $F000
11111xxx  ROM1  $F800

-