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mame/src/mame/drivers/irobot.c

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/***************************************************************************
Atari I, Robot hardware
Games supported:
* I, Robot
Known issues:
* none at this time
****************************************************************************
I-Robot Memory Map
0000 - 07FF R/W RAM
0800 - 0FFF R/W Banked RAM
1000 - 1000 INRD1 Bit 7 = Right Coin
Bit 6 = Left Coin
Bit 5 = Aux Coin
Bit 4 = Self Test
Bit 3 = ?
Bit 2 = ?
Bit 1 = ?
Bit 0 = ?
1040 - 1040 INRD2 Bit 7 = Start 1
Bit 6 = Start 2
Bit 5 = ?
Bit 4 = Fire
Bit 3 = ?
Bit 2 = ?
Bit 1 = ?
Bit 0 = ?
1080 - 1080 STATRD Bit 7 = VBLANK
Bit 6 = Polygon generator done
Bit 5 = Mathbox done
Bit 4 = Unused
Bit 3 = ?
Bit 2 = ?
Bit 1 = ?
Bit 0 = ?
10C0 - 10C0 INRD3 Dip switch
1140 - 1140 STATWR Bit 7 = Select Polygon RAM banks
Bit 6 = BFCALL
Bit 5 = Cocktail Flip
Bit 4 = Start Mathbox
Bit 3 = Connect processor bus to mathbox bus
Bit 2 = Start polygon generator
Bit 1 = Select polygon image RAM bank
Bit 0 = Erase polygon image memory
1180 - 1180 OUT0 Bit 7 = Alpha Map 1
Bit 6,5 = RAM bank select
Bit 4,3 = Mathbox memory select
Bit 2,1 = Mathbox bank select
11C0 - 11C0 OUT1 Bit 7 = Coin Counter R
Bit 6 = Coin Counter L
Bit 5 = LED2
Bit 4 = LED1
Bit 3,2,1 = ROM bank select
1200 - 12FF R/W NVRAM (bits 0..3 only)
1300 - 13FF W Select analog controller
1300 - 13FF R Read analog controller
1400 - 143F R/W Quad Pokey
1800 - 18FF Palette RAM
1900 - 1900 W Watchdog reset
1A00 - 1A00 W FIREQ Enable
1B00 - 1BFF W Start analog controller ADC
1C00 - 1FFF R/W Character RAM
2000 - 3FFF R/W Mathbox/Vector Gen Shared RAM
4000 - 5FFF R Banked ROM
6000 - FFFF R Fixed ROM
Notes:
- There is no flip screen nor cocktail mode in the original game
02/2010 - Added XTAL values based on the parts listing the manual. The
divisors for the cpus make sense, however, they are not verified.
****************************************************************************/
#include "emu.h"
#include "cpu/m6809/m6809.h"
#include "sound/pokey.h"
#include "machine/nvram.h"
#include "includes/irobot.h"
#define MAIN_CLOCK XTAL_12_096MHz
#define VIDEO_CLOCK XTAL_20MHz
/*************************************
*
* NVRAM handler
*
*************************************/
WRITE8_MEMBER(irobot_state::irobot_nvram_w)
{
m_nvram[offset] = data & 0x0f;
}
/*************************************
*
* IRQ acknowledgement
*
*************************************/
WRITE8_MEMBER(irobot_state::irobot_clearirq_w)
{
cputag_set_input_line(machine(), "maincpu", M6809_IRQ_LINE ,CLEAR_LINE);
}
WRITE8_MEMBER(irobot_state::irobot_clearfirq_w)
{
cputag_set_input_line(machine(), "maincpu", M6809_FIRQ_LINE ,CLEAR_LINE);
}
/*************************************
*
* Main CPU memory handlers
*
*************************************/
static ADDRESS_MAP_START( irobot_map, AS_PROGRAM, 8, irobot_state )
AM_RANGE(0x0000, 0x07ff) AM_RAM
AM_RANGE(0x0800, 0x0fff) AM_RAMBANK("bank2")
AM_RANGE(0x1000, 0x103f) AM_READ_PORT("IN0")
AM_RANGE(0x1040, 0x1040) AM_READ_PORT("IN1")
AM_RANGE(0x1080, 0x1080) AM_READ(irobot_status_r)
AM_RANGE(0x10c0, 0x10c0) AM_READ_PORT("DSW1")
AM_RANGE(0x1100, 0x1100) AM_WRITE(irobot_clearirq_w)
AM_RANGE(0x1140, 0x1140) AM_WRITE(irobot_statwr_w)
AM_RANGE(0x1180, 0x1180) AM_WRITE(irobot_out0_w)
AM_RANGE(0x11c0, 0x11c0) AM_WRITE(irobot_rom_banksel_w)
AM_RANGE(0x1200, 0x12ff) AM_RAM_WRITE(irobot_nvram_w) AM_SHARE("nvram")
AM_RANGE(0x1300, 0x13ff) AM_READ(irobot_control_r)
AM_RANGE(0x1400, 0x143f) AM_READWRITE_LEGACY(quad_pokeyn_r, quad_pokeyn_w)
AM_RANGE(0x1800, 0x18ff) AM_WRITE(irobot_paletteram_w)
AM_RANGE(0x1900, 0x19ff) AM_WRITEONLY /* Watchdog reset */
AM_RANGE(0x1a00, 0x1a00) AM_WRITE(irobot_clearfirq_w)
AM_RANGE(0x1b00, 0x1bff) AM_WRITE(irobot_control_w)
AM_RANGE(0x1c00, 0x1fff) AM_RAM AM_SHARE("videoram")
AM_RANGE(0x2000, 0x3fff) AM_READWRITE(irobot_sharedmem_r, irobot_sharedmem_w)
AM_RANGE(0x4000, 0x5fff) AM_ROMBANK("bank1")
AM_RANGE(0x6000, 0xffff) AM_ROM
ADDRESS_MAP_END
/*************************************
*
* Port definitions
*
*************************************/
static INPUT_PORTS_START( irobot )
PORT_START("IN0") /* IN0 */
PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_UNKNOWN )
PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_UNKNOWN )
PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_UNKNOWN )
PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_UNKNOWN )
PORT_SERVICE( 0x10, IP_ACTIVE_LOW )
PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_COIN3 )
PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_COIN1 )
PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_COIN2 )
PORT_START("IN1") /* IN1 */
PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_UNKNOWN )
PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_UNKNOWN )
PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_UNKNOWN )
PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_UNKNOWN )
PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_BUTTON1 )
PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_BUTTON2 )
PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_START2 )
PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_START1 )
PORT_START("IN2") /* IN2 */
PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_UNKNOWN )
PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_UNKNOWN )
PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_UNKNOWN )
PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_UNKNOWN )
PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_UNKNOWN )
PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_UNKNOWN ) /* MB DONE */
PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_UNKNOWN ) /* EXT DONE */
PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_CUSTOM ) PORT_VBLANK("screen")
PORT_START("DSW2") /* DSW2 - 5E*/
PORT_DIPNAME( 0x01, 0x01, DEF_STR( Language ) ) PORT_DIPLOCATION("SW5E:1")
PORT_DIPSETTING( 0x01, DEF_STR( English ) )
PORT_DIPSETTING( 0x00, DEF_STR( German ) )
// Printed Manual States Dip (0x01) adjusts Doodle City playtime: ON=2M10S / OFF=3M5S
PORT_DIPNAME( 0x02, 0x02, "Minimum Game Time" ) PORT_DIPLOCATION("SW5E:2")
PORT_DIPSETTING( 0x00, "90 Seconds on Level 1" )
PORT_DIPSETTING( 0x02, DEF_STR( None ) )
PORT_DIPNAME( 0x0c, 0x0c, DEF_STR( Bonus_Life ) ) PORT_DIPLOCATION("SW5E:3,4")
PORT_DIPSETTING( 0x08, DEF_STR( None ) )
PORT_DIPSETTING( 0x0c, "20000" )
PORT_DIPSETTING( 0x00, "30000" )
PORT_DIPSETTING( 0x04, "50000" )
PORT_DIPNAME( 0x30, 0x30, DEF_STR( Lives ) ) PORT_DIPLOCATION("SW5E:5,6")
PORT_DIPSETTING( 0x20, "2" )
PORT_DIPSETTING( 0x30, "3" )
PORT_DIPSETTING( 0x00, "4" )
PORT_DIPSETTING( 0x10, "5" )
PORT_DIPNAME( 0x40, 0x40, DEF_STR( Difficulty ) ) PORT_DIPLOCATION("SW5E:7")
PORT_DIPSETTING( 0x00, DEF_STR( Easy ) )
PORT_DIPSETTING( 0x40, DEF_STR( Medium ) )
PORT_DIPNAME( 0x80, 0x80, "Demo Mode" ) PORT_DIPLOCATION("SW5E:8")
PORT_DIPSETTING( 0x80, DEF_STR( Off ) )
PORT_DIPSETTING( 0x00, DEF_STR( On ) )
PORT_START("DSW1") /* DSW1 - 3J */
PORT_DIPNAME( 0x03, 0x00, "Coins Per Credit" ) PORT_DIPLOCATION("SW3J:!1,!2")
PORT_DIPSETTING( 0x00, "1 Coin 1 Credit" )
PORT_DIPSETTING( 0x01, "2 Coins 1 Credit" )
PORT_DIPSETTING( 0x02, "3 Coins 1 Credit" )
PORT_DIPSETTING( 0x03, "4 Coins 1 Credit" )
PORT_DIPNAME( 0x0c, 0x00, "Right Coin" ) PORT_DIPLOCATION("SW3J:!3,!4")
PORT_DIPSETTING( 0x00, "1 Coin for 1 Coin Unit" )
PORT_DIPSETTING( 0x04, "1 Coin for 4 Coin Units" )
PORT_DIPSETTING( 0x08, "1 Coin for 5 Coin Units" )
PORT_DIPSETTING( 0x0c, "1 Coin for 6 Coin Units" )
PORT_DIPNAME( 0x10, 0x00, "Left Coin" ) PORT_DIPLOCATION("SW3J:!5")
PORT_DIPSETTING( 0x00, "1 Coin for 1 Coin Unit" )
PORT_DIPSETTING( 0x10, "1 Coin for 2 Coin Units" )
PORT_DIPNAME( 0xe0, 0x00, "Bonus Adder" ) PORT_DIPLOCATION("SW3J:!6,!7,!8")
PORT_DIPSETTING( 0x00, DEF_STR( None ) )
PORT_DIPSETTING( 0x20, "1 Credit for 2 Coin Units" )
PORT_DIPSETTING( 0xa0, "1 Credit for 3 Coin Units" )
PORT_DIPSETTING( 0x40, "1 Credit for 4 Coin Units" )
PORT_DIPSETTING( 0x80, "1 Credit for 5 Coin Units" )
PORT_DIPSETTING( 0x60, "2 Credits for 4 Coin Units" )
PORT_DIPSETTING( 0xe0, DEF_STR( Free_Play ) )
PORT_START("AN0") /* IN4 */
PORT_BIT( 0xff, 0x80, IPT_AD_STICK_Y ) PORT_MINMAX(96,163) PORT_SENSITIVITY(70) PORT_KEYDELTA(50)
PORT_START("AN1") /* IN5 */
PORT_BIT( 0xff, 0x80, IPT_AD_STICK_X ) PORT_MINMAX(96,159) PORT_SENSITIVITY(50) PORT_KEYDELTA(50) PORT_REVERSE
INPUT_PORTS_END
/*************************************
*
* Graphics definitions
*
*************************************/
static const gfx_layout charlayout =
{
8,8,
64,
1,
{ 0 },
{ 4, 5, 6, 7, 12, 13, 14, 15},
{ 0*16, 1*16, 2*16, 3*16, 4*16, 5*16, 6*16, 7*16},
16*8
};
static GFXDECODE_START( irobot )
GFXDECODE_ENTRY( "gfx1", 0, charlayout, 64, 16 )
GFXDECODE_END
/*************************************
*
* Sound interfaces
*
*************************************/
static const pokey_interface pokey_config =
{
{ DEVCB_NULL },
DEVCB_INPUT_PORT("DSW2")
};
/*************************************
*
* Machine driver
*
*************************************/
static MACHINE_CONFIG_START( irobot, irobot_state )
/* basic machine hardware */
MCFG_CPU_ADD("maincpu", M6809, MAIN_CLOCK/8)
MCFG_CPU_PROGRAM_MAP(irobot_map)
MCFG_MACHINE_RESET(irobot)
MCFG_NVRAM_ADD_0FILL("nvram")
/* video hardware */
MCFG_SCREEN_ADD("screen", RASTER)
MCFG_SCREEN_REFRESH_RATE(60)
MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(2500) /* not accurate */)
MCFG_SCREEN_SIZE(32*8, 32*8)
MCFG_SCREEN_VISIBLE_AREA(0*8, 32*8-1, 0*8, 29*8-1)
MCFG_SCREEN_UPDATE_STATIC(irobot)
MCFG_GFXDECODE(irobot)
MCFG_PALETTE_LENGTH(64 + 32) /* 64 for polygons, 32 for text */
MCFG_PALETTE_INIT(irobot)
MCFG_VIDEO_START(irobot)
MCFG_TIMER_ADD("irvg_timer", irobot_irvg_done_callback)
MCFG_TIMER_ADD("irmb_timer", irobot_irmb_done_callback)
/* sound hardware */
MCFG_SPEAKER_STANDARD_MONO("mono")
MCFG_SOUND_ADD("pokey1", POKEYN, MAIN_CLOCK/8)
MCFG_SOUND_CONFIG(pokey_config)
MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.25)
MCFG_SOUND_ADD("pokey2", POKEYN, MAIN_CLOCK/8)
MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.25)
MCFG_SOUND_ADD("pokey3", POKEYN, MAIN_CLOCK/8)
MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.25)
MCFG_SOUND_ADD("pokey4", POKEYN, MAIN_CLOCK/8)
MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.25)
MACHINE_CONFIG_END
/*************************************
*
* ROM definitions
*
*************************************/
ROM_START( irobot )
ROM_REGION( 0x20000, "maincpu", 0 ) /* 64k for code + 48K Banked ROM*/
ROM_LOAD( "136029-208.bin", 0x06000, 0x2000, CRC(b4d0be59) SHA1(5b476dbee8b171a96301b2204420161333d4ca97) )
ROM_LOAD( "136029-209.bin", 0x08000, 0x4000, CRC(f6be3cd0) SHA1(a88ae0cc9ee22aa5dd3db0173f24313189f894f8) )
ROM_LOAD( "136029-210.bin", 0x0c000, 0x4000, CRC(c0eb2133) SHA1(daa77293678b7e822d0672b90789c53098c5451e) )
ROM_LOAD( "136029-405.bin", 0x10000, 0x4000, CRC(9163efe4) SHA1(5d71d8ec80c9be4726189d48ad519b4638160d64) )
ROM_LOAD( "136029-206.bin", 0x14000, 0x4000, CRC(e114a526) SHA1(bd94ad4d536f681efa81153050a12098a31d79cf) )
ROM_LOAD( "136029-207.bin", 0x18000, 0x4000, CRC(b4556cb0) SHA1(2e0c1e4c265e7d232ca86d5c8760e32fc49fe08d) )
ROM_REGION16_BE( 0x10000, "mathbox", 0 ) /* mathbox region */
ROM_LOAD16_BYTE( "136029-104.bin", 0x0000, 0x2000, CRC(0a6cdcca) SHA1(b9fd76eae8ca24fa3abc30c46bbf30d89943d97d) )
ROM_LOAD16_BYTE( "136029-103.bin", 0x0001, 0x2000, CRC(0c83296d) SHA1(c1f4041a58f395e24855254849604dfe3b8b0d71) ) /* ROM data from 0000-bfff */
ROM_LOAD16_BYTE( "136029-102.bin", 0x4000, 0x4000, CRC(9d588f22) SHA1(787ec3e642e1dc3417477348afa88c764e1f2a88) )
ROM_LOAD16_BYTE( "136029-101.bin", 0x4001, 0x4000, CRC(62a38c08) SHA1(868bb3fe5657a4ce45c3dd04ba26a7fb5a5ded42) )
/* RAM data from c000-dfff */
/* COMRAM from e000-ffff */
ROM_REGION( 0x800, "gfx1", 0 )
ROM_LOAD( "136029-124.bin", 0x0000, 0x0800, CRC(848948b6) SHA1(743c6570c787bc9a2a14716adc66b8e2fe57129f) )
ROM_REGION( 0x3420, "proms", 0 )
ROM_LOAD( "136029-125.bin", 0x0000, 0x0020, CRC(446335ba) SHA1(5b42cc065bfac467028ae883844c8f94465c3666) )
ROM_LOAD( "136029-111.bin", 0x0020, 0x0400, CRC(9fbc9bf3) SHA1(33dee2382e1e3899ffbaea859a67af7334270b4a) ) /* program ROMs from c000-f3ff */
ROM_LOAD( "136029-112.bin", 0x0420, 0x0400, CRC(b2713214) SHA1(4e1ea039e7a3e341796097b0c6943a4805b89f56) )
ROM_LOAD( "136029-113.bin", 0x0820, 0x0400, CRC(7875930a) SHA1(63a3818450a76d230a75f038b140c3934659313e) )
ROM_LOAD( "136029-114.bin", 0x0c20, 0x0400, CRC(51d29666) SHA1(34887df0f1ac064b4cf4252a225406e8b30872c6) )
ROM_LOAD( "136029-115.bin", 0x1020, 0x0400, CRC(00f9b304) SHA1(46b4495002ddf80668a66a4f85cab99432677b50) )
ROM_LOAD( "136029-116.bin", 0x1420, 0x0400, CRC(326aba54) SHA1(e4caab90910b3aa16c314909f8c02eaf212449a1) )
ROM_LOAD( "136029-117.bin", 0x1820, 0x0400, CRC(98efe8d0) SHA1(39532fc1b14714396764500a9b1c9e4fed97a970) )
ROM_LOAD( "136029-118.bin", 0x1c20, 0x0400, CRC(4a6aa7f9) SHA1(163e8e764b400d726c725b6a45901c311e62667e) )
ROM_LOAD( "136029-119.bin", 0x2020, 0x0400, CRC(a5a13ad8) SHA1(964a87c879c953563ca84f8e3c1201302c7b2b91) )
ROM_LOAD( "136029-120.bin", 0x2420, 0x0400, CRC(2a083465) SHA1(35ca23d5bbdc2827afb823a974864b96eb135797) )
ROM_LOAD( "136029-121.bin", 0x2820, 0x0400, CRC(adebcb99) SHA1(4628f8af43d82e578833b1452ec747eeb822b4e4) )
ROM_LOAD( "136029-122.bin", 0x2c20, 0x0400, CRC(da7b6f79) SHA1(02398ba6e7c56d961bf92e2755e530db1144219d) )
ROM_LOAD( "136029-123.bin", 0x3020, 0x0400, CRC(39fff18f) SHA1(85f338eeff7d8ed58804611bf8446ebb697d196d) )
ROM_END
/* Colorprom from John's driver. ? */
/* ROM_LOAD( "136029.125", 0x0000, 0x0020, CRC(c05abf82) ) */
/*************************************
*
* Game drivers
*
*************************************/
GAME( 1983, irobot, 0, irobot, irobot, irobot, ROT0, "Atari", "I, Robot", 0 )
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