Phoenix 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.

Phoenix (Amstar, 1980)

Memory Area:phoenix_memory_map

Address Range

Length

Function

Description

0x0000-0x3FFF

16384

ROM

0x4000-0x4FFF

4096

Read Bank, Write

bank1, phoenix_videoram_w (/* 2 pages selected by bit 0 of the video register */)

0x5000-0x53FF

1024

Write

phoenix_videoreg_w

0x5800-0x5BFF

1024

Write

phoenix_scroll_w

0x6000-0x63FF

1024

Device Write

cust, phoenix_sound_device, control_a_w

0x6800-0x6BFF

1024

Device Write

cust, phoenix_sound_device, control_b_w

0x7000-0x73FF

1024

Read Port

IN0 (/* IN0 or IN1 */)

0x0001	Coin 1	Active Low
0x0002	Start 1	Active Low
0x0004	Start 2	Active Low
0x0008	Unused	Active Low
0x00f0	Special	Active High

0x7800-0x7BFF

1024

Read Port

DSW0 (/* DSW */)

0x0000	3	Active High
0x0001	4	Active High
0x0002	5	Active High
0x0003	6	Active High
0x0000	3K 30K	Active High
0x0004	4K 40K	Active High
0x0008	5K 50K	Active High
0x000c	6K 60K	Active High
0x0010	2C_1C	Active High
0x0000	1C_1C	Active High
0x0020	Off	Active High
0x0000	On	Active High
0x0040	Off	Active High
0x0000	On	Active High
0x0080	Custom	Active Low

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:bgtiles

Address Range	Length	Label/Location	Description
0x0000-0x07FF	2048	ic23.3d	CRC(3c7e623f) (Fluke: C7FA)
0x0800-0x0FFF	2048	ic24.4d	CRC(59916d3b) (Fluke: 39C0)

Memory Area:fgtiles

Address Range	Length	Label/Location	Description
0x0000-0x07FF	2048	b1-ic39.3b	CRC(53413e8f) (Fluke: 0AF0)
0x0800-0x0FFF	2048	b2-ic40.4b	CRC(0be2ba91) (Fluke: 3B17)

Memory Area:maincpu

Address Range	Length	Label/Location	Description
0x0000-0x07FF	2048	ic45	CRC(9f68086b) (Fluke: B45C)
0x0800-0x0FFF	2048	ic46	CRC(273a4a82) (Fluke: F020)
0x1000-0x17FF	2048	ic47	CRC(3d4284b9) (Fluke: C8F2)
0x1800-0x1FFF	2048	ic48	CRC(cb5d9915) (Fluke: D785)
0x2000-0x27FF	2048	h5-ic49.5a	CRC(a105e4e7) (Fluke: 7C4F)
0x2800-0x2FFF	2048	h6-ic50.6a	CRC(ac5e9ec1) (Fluke: 83C3)
0x3000-0x37FF	2048	h7-ic51.7a	CRC(2eab35b4) (Fluke: 937D)
0x3800-0x3FFF	2048	h8-ic52.8a	CRC(aff8e9c5) (Fluke: 802B)

Memory Area:proms

Address Range	Length	Label/Location	Description
0x0000-0x00FF	256	mmi6301.ic40	CRC(79350b25),palette low bits (Fluke: 28C0)
0x0000-0x00FF	256	mmi6301.ic40	CRC(79350b25),palette low bits (Fluke: 28C0)
0x0100-0x01FF	256	mmi6301.ic41	CRC(e176b768),palette high bits (Fluke: 600A)
0x0100-0x01FF	256	mmi6301.ic41	CRC(e176b768),palette high bits (Fluke: 600A)