mame (0289) • machine mekd3 • MEK6802D3

machine

• XML • JSON • RUN

name	sourcefile	sampleof	isbios	isdevice	ismechanical	runnable	description	year	manufacturer	cloneof	romof
mekd3	motorola/mekd3.cpp		no	no	no	yes	MEK6802D3	1978	Motorola

snap

Key	Length	LastWriteTime	Width	Height	HorizontalResolution	VerticalResolution	PaletteLength	PixelFormat	PropertyItems	PixelSHA1
mekd3	1220	29/12/2025 11:31:35	1285	240	96	96	0	Format24bppRgb	305:MAME 0.214 (Sep 26 2019)	fc35b0cb97bf5772be041ce71fdb3dfee95d75ad

display

tag	type	rotate	width	height	refresh	pixclock	htotal	hbend	hbstart	vtotal	vbend	vbstart	flipx
rs232:terminal:terminal_screen	raster	0	640	240	50.000000								no
screen	raster	0	1440	340	50.000000	24480000	1440	0	1440	340	0	340	no

driver

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

rom

name	size	crc	sha1	region	offset	status	optional
d3bug.rom	2048	57863614	b31679df86367d1e48e12f01a22cd0f008e74df4	maincpu	f800	good	no
d3bug2.rom	2048	bf3640b0	374362c4464ab3986af2f08395bf254d1ce7a52f	maincpu	f000	good	no
mcm6674p.chr	1024	1c22088a	b5f0bd0cfdec0cd5c1cb764506bef3c17d6af0eb	chargen	0	good	no

chip

type	tag	name	clock
cpu	maincpu	Motorola MC6802	3579545
audio	mono	Speaker
audio	cassette	Cassette
audio	rs232:terminal:bell	Speaker
audio	rs232:terminal:beeper	Beep	2000

device_ref

tag	name
:maincpu	m6802
:ram	ram
:mainirq	ipt_merge_any_hi
:mainnmi	ipt_merge_any_hi
:display	pwm_display
:mono	speaker
:cassette	cassette_image
:kpd_pia	pia6821
:mc6846	mc6846
:pia_io1	pia6821
:pia_io2	pia6821
:acia_io1	acia6850
:brg	mc14411
:rs232	rs232
:rs232:terminal	serial_terminal
:rs232:terminal:terminal_screen	screen
:rs232:terminal:keyboard	generic_keyboard
:rs232:terminal:bell	speaker
:rs232:terminal:beeper	beep
:acia_cas	acia6850
:kansas_r	timer
:screen	screen
:palette	palette
:mc6845	mc6845
:r2_pia	pia6821
:keyboard	generic_keyboard

sound

channels
2

feature

type	status	overall
sound	unemulated

ramoption

name	default
256K	yes

device, instance

type	tag	interface	fixed_image	mandatory	name	briefname
cassette	cassette				cassette	cass

device, extension

type	tag	interface	fixed_image	mandatory	extension_names
cassette	cassette				wav, flac, aif, aiff

input

players	coins	service	tilt
3		no	no

control

type	player	buttons	reverse
keypad	1	1	no
keyboard	1	24	no
keyboard	2	73	no
keyboard	3	73	no

port, analog

port_tag	analog_masks
:CAS_BAUD
:COL0
:COL1
:COL2
:COL3
:CONSOLE_ENABLE
:R2_DISPLAY_FORMAT
:R2_DISPLAY_NATIONALITY
:R2_MODE
:RESET
:RS232_CTS_ROUTE
:RS232_DCD_ROUTE
:RS232_RX_BAUD
:RS232_TX_BAUD
:keyboard:GENKBD_CFG
:keyboard:GENKBD_MOD
:keyboard:GENKBD_ROW0
:keyboard:GENKBD_ROW1
:keyboard:GENKBD_ROW2
:keyboard:GENKBD_ROW3
:rs232:terminal:RS232_DATABITS
:rs232:terminal:RS232_PARITY
:rs232:terminal:RS232_RXBAUD
:rs232:terminal:RS232_STOPBITS
:rs232:terminal:RS232_TXBAUD
:rs232:terminal:TERM_CONF
:rs232:terminal:keyboard:GENKBD_CFG
:rs232:terminal:keyboard:GENKBD_MOD
:rs232:terminal:keyboard:GENKBD_ROW0
:rs232:terminal:keyboard:GENKBD_ROW1
:rs232:terminal:keyboard:GENKBD_ROW2
:rs232:terminal:keyboard:GENKBD_ROW3

slot, slotoption

slot_name	slotoption_name	slotoption_devname	slotoption_default
rs232	terminal	serial_terminal	yes
rs232	swtpc8212	swtpc8212_terminal	no
rs232	sunkbd	sunkbd_adaptor	no
rs232	rs_printer	rs_serial_printer	no
rs232	rs232_sync_io	rs232_sync_io	no
rs232	printer	serial_printer	no
rs232	patch	rs232_patch_box	no
rs232	s97801	s97801_terminal	no
rs232	msystems_mouse	rs232_mouse_hle_msystems	no
rs232	scorpion	scorpion_ic	no
rs232	nss_tvi	nss_tvinterface	no
rs232	mockingboard	mockingboardd	no
rs232	loopback	rs232_loopback	no
rs232	keyboard	serial_keyboard	no
rs232	ie15	ie15_terminal	no
rs232	null_modem	null_modem	no
rs232	votraxtnt	serial_votraxtnt	no
rs232	h19	serial_heath_h19	no
rs232	dec_loopback	dec_rs232_loopback	no
rs232	pty	pseudo_terminal	no
rs232	auto3a	auto3a_terminal	no

configuration

Cassette Baud Rate

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Cassette Baud Rate	CAS_BAUD	1

setting

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
1200	1	no
300	0	yes

RS232 CTS

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
RS232 CTS	RS232_CTS_ROUTE	1

setting

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
Jumper Low	0	yes
Pass Through	1	no

RS232 DCD

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
RS232 DCD	RS232_DCD_ROUTE	1

setting

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
Jumper Low	0	yes
Pass Through	1	no

RS232 RX Baud Rate

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
RS232 RX Baud Rate	RS232_RX_BAUD	63

setting

name	value	default
110	0	no
300	0	no
600	32	no
1200	16	no
2400	8	no
3600	4	no
4800	2	no
9600	1	yes

RS232 TX Baud Rate

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
RS232 TX Baud Rate	RS232_TX_BAUD	63

setting

name	value	default
110	0	no
300	0	no
600	32	no
1200	16	no
2400	8	no
3600	4	no
4800	2	no
9600	1	yes

Layout

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Layout	keyboard:GENKBD_CFG	1

setting

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
ANSI	0	yes
JIS	1	no

Typematic Delay

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Typematic Delay	keyboard:GENKBD_CFG	6

setting

name	value	default
0.25s	0	no
0.5s	2	no
0.75s	4	yes
1.0s	6	no

Typematic Rate

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Typematic Rate	keyboard:GENKBD_CFG	248

setting

name	value	default
2.0cps	0	no
2.1cps	8	no
2.5cps	16	no
2.7cps	24	no
2.0cps	32	no
2.1cps	40	no
2.5cps	48	no
2.7cps	56	no
3.3cps	64	no
3.8cps	72	no
4.0cps	80	no
4.3cps	88	no
4.6cps	96	no
5.0cps	104	no
5.5cps	112	no
6.0cps	120	no
8.0cps	128	no
8.6cps	136	no
9.2cps	144	no
10.0cps	152	yes
10.9cps	160	no
12.0cps	168	no
13.3cps	176	no
15.0cps	184	no
16.0cps	192	no
17.1cps	200	no
18.5cps	208	no
20.0cps	216	no
21.8cps	224	no
24.0cps	232	no
26.7cps	240	no
30.0cps	248	no

Data Bits

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Data Bits	rs232:terminal:RS232_DATABITS	255

setting

name	value	default
5	0	no
6	1	no
7	2	no
8	3	yes

Parity

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Parity	rs232:terminal:RS232_PARITY	255

setting

name	value	default
None	0	yes
Odd	1	no
Even	2	no
Mark	3	no
Space	4	no

RX Baud

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
RX Baud	rs232:terminal:RS232_RXBAUD	255

setting

name	value	default
50	14	no
75	15	no
110	0	no
134.5	16	no
150	1	no
200	17	no
300	2	no
600	3	no
1200	4	no
1800	18	no
2000	19	no
2400	5	no
3600	20	no
4800	6	no
7200	21	no
9600	7	yes
14400	8	no
19200	9	no
28800	10	no
38400	11	no
57600	12	no
76800	23	no
78125	24	no
111900	22	no
115200	13	no

Stop Bits

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Stop Bits	rs232:terminal:RS232_STOPBITS	255

setting

name	value	default
0	0	no
1	1	yes
1.5	2	no
2	3	no

TX Baud

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
TX Baud	rs232:terminal:RS232_TXBAUD	255

setting

name	value	default
50	14	no
75	15	no
110	0	no
134.5	16	no
150	1	no
200	17	no
300	2	no
600	3	no
1200	4	no
1800	18	no
2000	19	no
2400	5	no
3600	20	no
4800	6	no
7200	21	no
9600	7	yes
14400	8	no
19200	9	no
28800	10	no
38400	11	no
57600	12	no
76800	23	no
78125	24	no
111900	22	no
115200	13	no

Cursor

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Cursor	rs232:terminal:TERM_CONF	1

setting

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
No	0	no
Yes	1	yes

Type

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Type	rs232:terminal:TERM_CONF	2

setting

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
Underline	0	no
Block	2	yes

Blinking

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Blinking	rs232:terminal:TERM_CONF	4

setting

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
No	0	no
Yes	4	yes

Invert

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Invert	rs232:terminal:TERM_CONF	8

setting

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
No	0	no
Yes	8	yes

Color

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Color	rs232:terminal:TERM_CONF	48

setting

name	value	default
Green	0	yes
Amber	16	no
White	32	no

Auto CR on LF

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Auto CR on LF	rs232:terminal:TERM_CONF	64

setting

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
No	0	no
Yes	64	yes

Auto LF on CR

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Auto LF on CR	rs232:terminal:TERM_CONF	128

setting

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
No	0	yes
Yes	128	no

Local echo

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Local echo	rs232:terminal:TERM_CONF	256

setting

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
No	0	yes
Yes	256	no

Layout

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Layout	rs232:terminal:keyboard:GENKBD_CFG	1

setting

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
ANSI	0	yes
JIS	1	no

Typematic Delay

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Typematic Delay	rs232:terminal:keyboard:GENKBD_CFG	6

setting

name	value	default
0.25s	0	no
0.5s	2	no
0.75s	4	yes
1.0s	6	no

Typematic Rate

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Typematic Rate	rs232:terminal:keyboard:GENKBD_CFG	248

setting

name	value	default
2.0cps	0	no
2.1cps	8	no
2.5cps	16	no
2.7cps	24	no
2.0cps	32	no
2.1cps	40	no
2.5cps	48	no
2.7cps	56	no
3.3cps	64	no
3.8cps	72	no
4.0cps	80	no
4.3cps	88	no
4.6cps	96	no
5.0cps	104	no
5.5cps	112	no
6.0cps	120	no
8.0cps	128	no
8.6cps	136	no
9.2cps	144	no
10.0cps	152	yes
10.9cps	160	no
12.0cps	168	no
13.3cps	176	no
15.0cps	184	no
16.0cps	192	no
17.1cps	200	no
18.5cps	208	no
20.0cps	216	no
21.8cps	224	no
24.0cps	232	no
26.7cps	240	no
30.0cps	248	no

dipswitch

RS-232 console

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
RS-232 console	CONSOLE_ENABLE	1

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
On	1	no
Off	0	yes

Display format

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Display format	R2_DISPLAY_FORMAT	3

value

name	value	default
16 lines of 32 characters	0	no
16 lines of 64 characters	1	no
20 lines of 80 characters	2	yes
User defined	3	no

Display nationality

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
Display nationality	R2_DISPLAY_NATIONALITY	1

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
US	0	no
Europe	1	yes

R2 Mode

name	tag	mask	condition_tag	condition_mask	condition_relation	condition_value
R2 Mode	R2_MODE	1

value

name	value	default	condition_tag	condition_mask	condition_relation	condition_value
Normal	0	yes
Dumb terminal	1	no