MIDIverb - mame (0280) machine

MAME: 0280 - Released: 2025-08-29T22:26:57 - Lists: 731 - Software: 139884 - rom: 235974 - disk: 11384

machine

• XML • JSON • AO

name	sourcefile	sampleof	isbios	isdevice	ismechanical	runnable	description	year	manufacturer	cloneof	romof
midiverb	alesis/midiverb.cpp		no	no	no	yes	MIDIverb	1986	Alesis

driver

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

rom

name	size	crc	sha1	region	offset	status	optional	merge	bios
mvop_4-7-86.u54	8192	14d6596d	c6dc579d8086556b2dd4909c8deb3c7006293816	80c31	0	good	no
mvobj_2-6-86.u51	32768	1aa25250	ebd7ca265540c3420f4259d0eaefecaf6d95a1bf	dsp_microcode	0	good	no

chip

type	tag	name	clock
cpu	80c31	Intel 80C31	6000000
audio	audio_input	Microphone
audio	left_rc_in	RC Filter
audio	right_rc_in	RC Filter
audio	left_amp_in	Generic Audio Mixer
audio	right_amp_in	Generic Audio Mixer
audio	lrmix	Generic Audio Mixer
audio	sk_in1	Biquad Filter
audio	sk_in2	Biquad Filter
audio	sk_in3	Biquad Filter
audio	pre_dsp_resample	Generic Audio Mixer
audio	discrete_dsp	MIDIverb discrete DSP
audio	left_rc_out	RC Filter
audio	right_rc_out	RC Filter
audio	left_sk_out	Biquad Filter
audio	right_sk_out	Biquad Filter
audio	left_mixer_out	Generic Audio Mixer
audio	right_mixer_out	Generic Audio Mixer
audio	speaker	Speaker

device_ref

name
i80c31
midi_port
midiin_port
midiin
midi_port
midiout_port
midiout
pwm_display
microphone
filter_rc
filter_rc
mixer
mixer
mixer
filter_biquad
filter_biquad
filter_biquad
mixer
midiverb_dsp
filter_rc
filter_rc
filter_biquad
filter_biquad
mixer
mixer
speaker

adjuster

name	default
DRY/WET MIX	100

sound

channels
1

device, instance

type	tag	interface	fixed_image	mandatory	name	briefname
midiin	mdin:midiin:midiinimg				midiin	min
midiout	mdthru:midiout:midioutimg				midiout	mout

device, extension

type	tag	interface	fixed_image	mandatory	extension_names
midiin	mdin:midiin:midiinimg				mid, syx
midiout	mdthru:midiout:midioutimg				mid

input

players	coins	service	tilt
1		no	no

port, analog

port_tag	analog_masks
:buttons
:mdin:midiin:midiinimg:CFG
:mix

slot, slotoption

slot_name	slotoption_name	slotoption_devname	slotoption_default
mdin	midiin	midiin_port	yes
mdthru	midiout	midiout_port	yes

configuration

MIDI file mode

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
MIDI file mode	mdin:midiin:midiinimg:CFG	255

setting

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
Multi	255	yes
Poly: Channel 1	0	no
Poly: Channel 2	1	no
Poly: Channel 3	2	no
Poly: Channel 4	3	no
Poly: Channel 5	4	no
Poly: Channel 6	5	no
Poly: Channel 7	6	no
Poly: Channel 8	7	no
Poly: Channel 9	8	no
Poly: Channel 10	9	no
Poly: Channel 11	10	no
Poly: Channel 12	11	no
Poly: Channel 13	12	no
Poly: Channel 14	13	no
Poly: Channel 15	14	no
Poly: Channel 16	15	no