HP48SX - mame (0286) machine

MAME: 0286 - Released: 2026-02-25T16:02:51 - Machines: 49738 - rom: 368235 - disk: 1396

machine

• XML • JSON • RUN

name	sourcefile	sampleof	isbios	isdevice	ismechanical	runnable	description	year	manufacturer	cloneof	romof
hp48sx	hp/hp48.cpp		no	no	no	yes	HP48SX	1990	Hewlett Packard

snap

HP48SX png snap

HP48SX jpg snap thumbnail

Key	Length	LastWriteTime	Width	Height	HorizontalResolution	VerticalResolution	PaletteLength	PixelFormat	PropertyItems
hp48sx	577	29/12/2025 11:31:24	131	64	96	96	0	Format24bppRgb	305:MAME 0.203 (Oct 31 2018)

display

tag	type	rotate	width	height	refresh	pixclock	htotal	hbend	hbstart	vtotal	vbend	vbstart	flipx
screen	raster	0	131	64	64.000000								no

driver

status	emulation	savestate	requiresartwork	unofficial	nosoundhardware	incomplete	cocktail
good	good	unsupported	no	no	no	no

rom

name	size	crc	sha1	region	offset	status	optional	merge	bios
sxrom-a	262144	a87696c7	3271b103ad99254d069e20171beb418ace72cc90	maincpu	0	good	no		a
sxrom-b	262144	034f6ce4	acd256f2efee868ce402008f4131d94b312e60bc	maincpu	0	good	no		b
sxrom-c	262144	a9a0279d	fee852d43ae6941d07a9d0d31f37e68e4f9051b1	maincpu	0	good	no		c
sxrom-d	262144	f8f5dc58	3be5f895f4c731fd4c863237c7342cab4e8c42b1	maincpu	0	good	no		d
sxrom-e	262144	704ffa08	0d498d135bf729c1d775cce522528837729e2e94	maincpu	0	good	no		e
sxrom-j	262144	1a6378ef	5235f5379f1fd7edfe9bb6bf466b60d279163e73	maincpu	0	good	no		j

chip

type	tag	name	clock
cpu	maincpu	Hewlett-Packard Saturn	2000000
audio	speaker	Speaker
audio	dac	1-Bit DAC

device_ref

tag	name
:maincpu	saturn_cpu
:nvram	nvram
:screen	screen
:palette	palette
:speaker	speaker
:dac	dac
:port1	hp48_port_image
:port2	hp48_port_image

biosset

name	description	default
a	Version A	no
b	Version B	no
c	Version C	no
d	Version D	no
e	Version E	no
j	Version J	yes

sound

channels
1

device, instance

type	tag	interface	fixed_image	mandatory	name	briefname
port	port1				port1	p1
port	port2				port2	p2

device, extension

type	tag	interface	fixed_image	mandatory	extension_names
port	port1				crd
port	port2				crd

input

players	coins	service	tilt
1		no	no

control

type	player	buttons	ways	reverse	minimum	maximum	sensitivity	keydelta	ways2	ways3
keyboard		49		no

port, analog

port_tag	analog_masks
:BATTERY
:LINE0
:LINE1
:LINE2
:LINE3
:LINE4
:LINE5
:LINE6
:LINE7
:LINE8
:ON

configuration

Battery status

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Battery status	BATTERY	3

setting

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
Normal	0	yes
Low	1	no
Very low	2	no