Ippatsu Gyakuten [BET] Memory Map

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Memory Map

The following is a memory map that was generated based on the MAME source code (.180). This information is only as accurate as the MAME driver is. If you see any errors, please let me know what that error is.

The Memory Area is related to where the information is from (CPU, Sound Board, etc..), and it may also reflect what it has in common with other hardware.

Ippatsu Gyakuten [BET] (Public Software / Paradais, 1986)

Memory Area:dondenmj_iomap

Address Range

Length

Function

Description

0x0001

Device Read

aysnd, ay8910_device, data_r

0x0002-0x0003

Device Write

aysnd, ay8910_device, data_address_w

0x0010

Read Port, Write

DSW1, royalmah_palbank_w

0x000f	96%	Active High
0x000e	93%	Active High
0x000d	90%	Active High
0x000c	87%	Active High
0x000b	84%	Active High
0x000a	81%	Active High
0x0009	78%	Active High
0x0008	75%	Active High
0x0007	71%	Active High
0x0006	68%	Active High
0x0005	65%	Active High
0x0004	62%	Active High
0x0003	59%	Active High
0x0002	56%	Active High
0x0001	53%	Active High
0x0000	50%	Active High
0x0010	Off	Active High
0x0000	On	Active High
0x0000	1	Active High
0x0020	5	Active High
0x0040	7	Active High
0x0060	10	Active High
0x0000	No	Active High
0x0080	Yes	Active High

0x0011

Read Port, Write

SYSTEM, input_port_select_w

0x0085

Read Port

DSW2 (// DSW2)

0x0000	No	Active High
0x0002	2 Bai	Active High
0x0001	3 Bai	Active High
0x0003	Yakuman	Active High
0x0000	32	Active High
0x0004	100	Active High
0x0008	200	Active High
0x000c	300	Active High
0x0000	3	Active High
0x0010	4	Active High
0x0020	5	Active High
0x0030	6	Active High
0x0000	3	Active High
0x0040	5	Active High
0x0080	Off	Active High
0x0000	On	Active High

0x0086

Read Port

DSW3 (// DSW3)

0x0000	No	Active High
0x0001	Yes	Active High
0x0000	No	Active High
0x0002	Yes	Active High
0x0000	No	Active High
0x0004	Yes	Active High
0x0000	No	Active High
0x0018	2	Active High
0x0010	4	Active High
0x0008	8	Active High
0x0020	Off	Active High
0x0000	On	Active High
0x0040	Off	Active High
0x0000	On	Active High
0x0080	Off	Active High
0x0000	On	Active High

0x0087

Write

dynax_bank_w

Memory Area:ippatsu_iomap

Address Range

Length

Function

Description

0x0001

Device Read

aysnd, ay8910_device, data_r

0x0002-0x0003

Device Write

aysnd, ay8910_device, data_address_w

0x0010

Read Port, Write

DSW1, royalmah_palbank_w

0x000f	96%	Active High
0x000e	93%	Active High
0x000d	90%	Active High
0x000c	87%	Active High
0x000b	84%	Active High
0x000a	81%	Active High
0x0009	78%	Active High
0x0008	75%	Active High
0x0007	71%	Active High
0x0006	68%	Active High
0x0005	65%	Active High
0x0004	62%	Active High
0x0003	59%	Active High
0x0002	56%	Active High
0x0001	53%	Active High
0x0000	50%	Active High
0x0010	Off	Active High
0x0000	On	Active High
0x0000	1	Active High
0x0020	5	Active High
0x0040	7	Active High
0x0060	10	Active High
0x0000	No	Active High
0x0080	Yes	Active High

0x0011

Read Port, Write

SYSTEM, input_port_select_w

0x0012

Read Port

DSW2

0x0000	No	Active High
0x0002	2 Bai	Active High
0x0001	3 Bai	Active High
0x0003	Yakuman	Active High
0x0000	32	Active High
0x0004	100	Active High
0x0008	200	Active High
0x000c	300	Active High
0x0000	3	Active High
0x0010	4	Active High
0x0020	5	Active High
0x0030	6	Active High
0x0000	3	Active High
0x0040	5	Active High
0x0080	Off	Active High
0x0000	On	Active High

0x0013

Read Port

DSW3

0x0000	No	Active High
0x0001	Yes	Active High
0x0000	No	Active High
0x0002	Yes	Active High
0x0000	No	Active High
0x0004	Yes	Active High
0x0000	No	Active High
0x0018	2	Active High
0x0010	4	Active High
0x0008	8	Active High
0x0020	Off	Active High
0x0000	On	Active High
0x0040	Off	Active High
0x0000	On	Active High
0x0080	Off	Active High
0x0000	On	Active High

Memory Area:royalmah_iomap

Address Range

Length

Function

Description

0x0001

Device Read

aysnd, ay8910_device, data_r

0x0002-0x0003

Device Write

aysnd, ay8910_device, data_address_w

0x0010

Read Port, Write

DSW1, royalmah_palbank_w

0x000f	96%	Active High
0x000e	93%	Active High
0x000d	90%	Active High
0x000c	87%	Active High
0x000b	84%	Active High
0x000a	81%	Active High
0x0009	78%	Active High
0x0008	75%	Active High
0x0007	71%	Active High
0x0006	68%	Active High
0x0005	65%	Active High
0x0004	62%	Active High
0x0003	59%	Active High
0x0002	56%	Active High
0x0001	53%	Active High
0x0000	50%	Active High
0x0010	Off	Active High
0x0000	On	Active High
0x0000	1	Active High
0x0020	5	Active High
0x0040	7	Active High
0x0060	10	Active High
0x0000	No	Active High
0x0080	Yes	Active High

0x0011

Read Port, Write

SYSTEM, input_port_select_w

Memory Area:royalmah_map

Address Range	Length	Function	Description
0x0000-0x6FFF	28672	ROM, Write	royalmah_rom_w
0x7000-0x7FFF	4096	RAM, Shared	nvram
0x8000-0xFFFF	32768	Write Only, Shared	videoram
0x8000-0xFFFF	32768	ROM Bank	bank1 (// banked ROMs not present in royalmah)

ROM Map for this game

This is the ROM map for the game. This should tell you what address the ROM is at, how big it is, what it's used for.

Memory Area:maincpu

Address Range	Length	Label/Location	Description
0x0000-0x7FFF	32768	11	CRC(5f563be7) (Fluke: 349F)
0x8000-0xBFFF	16384	12	CRC(a09a43b0) (Fluke: 4417)

Memory Area:proms

Address Range	Length	Label/Location	Description
0x0000-0x001F	32	82s123an	CRC(3bde1bbd) (Fluke: 9C44)