Apple Macintosh Display Card 4/8 (MDC 1.0.1) - mame (0281) machine

MAME: 0281 - Released: 2025-09-24T18:40:45 - Machines: 49006 - rom: 365545 - disk: 1378

machine

• XML • JSON • AO

name	sourcefile	sampleof	isbios	isdevice	ismechanical	runnable	description	year	manufacturer	cloneof	romof
nb_mdc48	devices/bus/nubus/nubus_48gc.cpp		no	yes	no	no	Apple Macintosh Display Card 4/8 (MDC 1.0.1)

display

tag	type	rotate	width	height	refresh	pixclock	htotal	hbend	hbstart	vtotal	vbend	vbstart	flipx
:screen	raster	0	640	480	66.662467	30238095	864	0	640	525	0	480	no

rom

name	size	crc	sha1	region	offset	status	optional	merge	bios
3410801.bin	32768	e283da91	4ae21d6d7bbaa6fc7aa301bee2b791ed33b1dcf9	48gc_rom	0	good	no

device_ref

name
screen

configuration

Attached monitor

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Attached monitor	:CONFIG	15

setting

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
Macintosh Two-Page Monitor (1152×870)	0	no
Macintosh Portrait Display (B&W 15" 640×870)	1	no
Macintosh RGB Display (12" 512×384)	2	no
Macintosh Two-Page Monitor (B&W 21" 1152×870)	3	no
NTSC Monitor (512×384, 640×480)	4	no
Macintosh Portrait Display (640×870)	5	no
Macintosh Hi-Res Display (12-14" 640×480)	6	yes
NTSC Encoder (512×384, 640×480)	11	no

VRAM size

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
VRAM size	:CONFIG	16

setting

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
512 kB (4•8)	0	yes
1 MB (8•24)	16	no

CLUT address read

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
CLUT address read	:CONFIG	32

setting

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
Disable	0	yes
Enable	32	no