/***************************************************************************
Skeleton driver for Husky Hunter 2
2014-03-06 Skeleton [Robbbert]
2014-03-07 Fixed screen [Barry Rodewald]
2014-03-07 Added more stuff [Robbbert]
http://www.seasip.info/VintagePC/husky2.html
No schematics or manuals available.
TODO:
- Add ports 83 and 85
- Need software
- Add whatever image devices existed
- Probably lots of other stuff
****************************************************************************/
#include "emu.h"
#include "cpu/z80/z80.h"
#include "video/hd61830.h"
#include "machine/mm58274c.h"
#include "rendlay.h"
#include "sound/speaker.h"
#include "machine/nsc810.h"
#include "bus/rs232/rs232.h"
#include "machine/nvram.h"
#include "machine/bankdev.h"
class hunter2_state : public driver_device
{
public:
hunter2_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag)
, m_maincpu(*this, "maincpu")
, m_speaker(*this, "speaker")
, m_rs232(*this, "serial")
, m_rom(*this, "roms")
, m_ram(*this, "rams")
, m_nvram(*this, "nvram")
, m_bank1(*this, "bank1")
, m_bank2(*this, "bank2")
, m_bank3(*this, "bank3")
{ }
DECLARE_READ8_MEMBER(keyboard_r);
DECLARE_READ8_MEMBER(serial_dsr_r);
DECLARE_WRITE8_MEMBER(keyboard_w);
DECLARE_READ8_MEMBER(serial_rx_r);
DECLARE_WRITE8_MEMBER(display_ctrl_w);
DECLARE_WRITE8_MEMBER(port80_w);
DECLARE_WRITE8_MEMBER(serial_tx_w);
DECLARE_WRITE8_MEMBER(serial_dtr_w);
DECLARE_WRITE8_MEMBER(serial_rts_w);
DECLARE_WRITE8_MEMBER(speaker_w);
DECLARE_WRITE8_MEMBER(irqctrl_w);
DECLARE_WRITE8_MEMBER(memmap_w);
DECLARE_PALETTE_INIT(hunter2);
DECLARE_DRIVER_INIT(hunter2);
DECLARE_WRITE_LINE_MEMBER(timer0_out);
DECLARE_WRITE_LINE_MEMBER(timer1_out);
DECLARE_WRITE_LINE_MEMBER(cts_w);
DECLARE_WRITE_LINE_MEMBER(rxd_w);
private:
UINT8 m_keydata;
UINT8 m_irq_mask;
virtual void machine_reset();
required_device<cpu_device> m_maincpu;
required_device<speaker_sound_device> m_speaker;
required_device<rs232_port_device> m_rs232;
required_memory_region m_rom;
required_memory_region m_ram;
required_device<nvram_device> m_nvram;
required_device<address_map_bank_device> m_bank1;
required_device<address_map_bank_device> m_bank2;
required_device<address_map_bank_device> m_bank3;
};
static ADDRESS_MAP_START(hunter2_banked_mem, AS_PROGRAM, 8, hunter2_state)
AM_RANGE(0x00000, 0x2ffff) AM_ROM AM_REGION("roms", 0x0000)
AM_RANGE(0x30000, 0x3ffff) AM_NOP
AM_RANGE(0x40000, 0xfffff) AM_RAM AM_REGION("rams", 0x0000)
ADDRESS_MAP_END
static ADDRESS_MAP_START(hunter2_mem, AS_PROGRAM, 8, hunter2_state)
ADDRESS_MAP_UNMAP_HIGH
AM_RANGE(0x0000, 0x3fff) AM_DEVREADWRITE("bank1", address_map_bank_device, read8, write8)
AM_RANGE(0x4000, 0x7fff) AM_DEVREADWRITE("bank2", address_map_bank_device, read8, write8)
AM_RANGE(0x8000, 0xbfff) AM_DEVREADWRITE("bank3", address_map_bank_device, read8, write8)
AM_RANGE(0xc000, 0xffff) AM_RAM
ADDRESS_MAP_END
static ADDRESS_MAP_START(hunter2_io, AS_IO, 8, hunter2_state)
ADDRESS_MAP_UNMAP_HIGH
ADDRESS_MAP_GLOBAL_MASK(0xff)
AM_RANGE(0x00, 0x1f) AM_DEVREADWRITE("iotimer", nsc810_device, read, write)
AM_RANGE(0x20, 0x20) AM_DEVWRITE("lcdc", hd61830_device, data_w)
AM_RANGE(0x21, 0x21) AM_DEVREADWRITE("lcdc", hd61830_device, status_r, control_w)
AM_RANGE(0x3e, 0x3e) AM_DEVREAD("lcdc", hd61830_device, data_r)
AM_RANGE(0x40, 0x4f) AM_DEVREADWRITE("rtc", mm58274c_device, read, write)
AM_RANGE(0x60, 0x60) AM_WRITE(display_ctrl_w)
AM_RANGE(0x80, 0x80) AM_WRITE(port80_w)
AM_RANGE(0x81, 0x81) AM_WRITE(serial_tx_w)
AM_RANGE(0x82, 0x82) AM_WRITE(serial_dtr_w)
AM_RANGE(0x84, 0x84) AM_WRITE(serial_rts_w)
AM_RANGE(0x86, 0x86) AM_WRITE(speaker_w)
AM_RANGE(0xbb, 0xbb) AM_WRITE(irqctrl_w)
AM_RANGE(0xe0, 0xe0) AM_WRITE(memmap_w)
ADDRESS_MAP_END
/* Input ports */
static INPUT_PORTS_START( hunter2 )
PORT_START("X0")
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_6) PORT_CHAR('6') PORT_CHAR('^')
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_5) PORT_CHAR('5') PORT_CHAR('%')
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_Y) PORT_CHAR('Y') PORT_CHAR('y')
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_T) PORT_CHAR('T') PORT_CHAR('t')
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_G) PORT_CHAR('G') PORT_CHAR('g')
PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_F) PORT_CHAR('F') PORT_CHAR('f')
PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_B) PORT_CHAR('B') PORT_CHAR('b')
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_V) PORT_CHAR('V') PORT_CHAR('v')
PORT_START("X1")
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_8) PORT_CHAR('8') PORT_CHAR('(')
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_7) PORT_CHAR('7') PORT_CHAR('&')
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_I) PORT_CHAR('I') PORT_CHAR('i')
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_U) PORT_CHAR('U') PORT_CHAR('u')
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_J) PORT_CHAR('J') PORT_CHAR('j')
PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_H) PORT_CHAR('H') PORT_CHAR('h')
PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_M) PORT_CHAR('M') PORT_CHAR('m')
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_N) PORT_CHAR('N') PORT_CHAR('n')
PORT_START("X2")
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_0) PORT_CHAR('0')
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_9) PORT_CHAR('9') PORT_CHAR(')')
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_P) PORT_CHAR('P') PORT_CHAR('p')
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_O) PORT_CHAR('O') PORT_CHAR('o')
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_L) PORT_CHAR('L') PORT_CHAR('l')
PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_K) PORT_CHAR('K') PORT_CHAR('k')
PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_COMMA) PORT_CHAR(',') PORT_CHAR('<')
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_SPACE) PORT_CHAR(' ')
PORT_START("X3")
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Esc/Brk") PORT_CODE(KEYCODE_ESC) PORT_CHAR(27)
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Up") PORT_CODE(KEYCODE_UP)
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Right") PORT_CODE(KEYCODE_RIGHT)
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Lbl/Ins") PORT_CODE(KEYCODE_INSERT)
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_ENTER) PORT_CHAR(13)
PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Down") PORT_CODE(KEYCODE_DOWN)
PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Backspace") PORT_CODE(KEYCODE_BACKSPACE) PORT_CHAR(8)
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Right") PORT_CODE(KEYCODE_TAB) PORT_CHAR(9)
PORT_START("X4")
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_EQUALS) PORT_CHAR('=') PORT_CHAR('+')
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_MINUS) PORT_CHAR('-') PORT_CHAR('_')
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Left") PORT_CODE(KEYCODE_LEFT)
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_OPENBRACE) PORT_CHAR('[') PORT_CHAR(']')
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_QUOTE) PORT_CHAR('\'') PORT_CHAR('\"')
PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_COLON) PORT_CHAR(';') PORT_CHAR(':')
PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_SLASH) PORT_CHAR('?') PORT_CHAR('/')
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_STOP) PORT_CHAR('.') PORT_CHAR('>')
PORT_START("X5")
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_2) PORT_CHAR('2') PORT_CHAR('@')
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_1) PORT_CHAR('1') PORT_CHAR('!')
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_W) PORT_CHAR('W') PORT_CHAR('w')
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_Q) PORT_CHAR('Q') PORT_CHAR('q')
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_A) PORT_CHAR('A') PORT_CHAR('a')
PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Ctrl") PORT_CODE(KEYCODE_LCONTROL) PORT_CODE(KEYCODE_RCONTROL)
PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_Z) PORT_CHAR('Z') PORT_CHAR('z')
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Shift") PORT_CODE(KEYCODE_LSHIFT) PORT_CODE(KEYCODE_RSHIFT) PORT_CHAR(UCHAR_SHIFT_1)
PORT_START("X6")
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_4) PORT_CHAR('4') PORT_CHAR('$')
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_3) PORT_CHAR('3') PORT_CHAR('#')
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_R) PORT_CHAR('R') PORT_CHAR('r')
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_E) PORT_CHAR('E') PORT_CHAR('e')
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_D) PORT_CHAR('D') PORT_CHAR('d')
PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_S) PORT_CHAR('S') PORT_CHAR('s')
PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_C) PORT_CHAR('C') PORT_CHAR('c')
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_X) PORT_CHAR('X') PORT_CHAR('x')
INPUT_PORTS_END
READ8_MEMBER( hunter2_state::keyboard_r )
{
UINT8 i,data = 0xff;
for (i = 0; i < 7; i++)
{
if (!BIT(m_keydata, i))
{
char kbdrow[6];
sprintf(kbdrow,"X%d", i);
data &= ioport(kbdrow)->read();
}
}
return data;
}
READ8_MEMBER( hunter2_state::serial_dsr_r )
{
UINT8 res = 0x00;
if(m_rs232->dsr_r())
res |= 0x80;
return res;
}
WRITE8_MEMBER( hunter2_state::keyboard_w )
{
m_keydata = data;
//logerror("Key row select %02x\n",data);
}
READ8_MEMBER( hunter2_state::serial_rx_r )
{
UINT8 res = 0x28;
if(m_rs232->rxd_r())
res |= 0x01;
if(m_rs232->dcd_r())
res |= 0x02;
return res;
}
WRITE8_MEMBER( hunter2_state::display_ctrl_w )
{
/* according to the website,
Bit 2: Backlight toggle
Bits 1,0,7,6: Contrast level.
00 is being written here
*/
}
WRITE8_MEMBER( hunter2_state::port80_w )
{
}
WRITE8_MEMBER( hunter2_state::serial_tx_w )
{
m_rs232->write_txd(data & 0x01);
// logerror("TXD write %02x\n",data);
}
WRITE8_MEMBER( hunter2_state::serial_dtr_w )
{
m_rs232->write_dtr(data & 0x01);
// logerror("DTR write %02x\n",data);
}
WRITE8_MEMBER( hunter2_state::serial_rts_w )
{
m_rs232->write_rts(data & 0x01);
// logerror("RTS write %02x\n",data);
}
WRITE8_MEMBER( hunter2_state::speaker_w )
{
m_speaker->level_w(BIT(data, 0));
}
/*
Bit 0 = Enable normal interrupts
Bit 1 = Enable RSTC interrupts
Bit 2 = Enable RSTB interrupts
Bit 3 = Enable RSTA interrupts
*/
WRITE8_MEMBER( hunter2_state::irqctrl_w )
{
m_irq_mask = data;
if(!(data & 0x08))
m_maincpu->set_input_line(NSC800_RSTA, CLEAR_LINE);
if(!(data & 0x04))
m_maincpu->set_input_line(NSC800_RSTB, CLEAR_LINE);
if(!(data & 0x02))
m_maincpu->set_input_line(NSC800_RSTC, CLEAR_LINE);
}
/*
data bank0 bank1 bank2
00 00 01 02
01 00 01 03
02 00 01 04
....
09 00 01 11
80 16 17 18
....
8F 61 62 63
*/
WRITE8_MEMBER( hunter2_state::memmap_w )
{
if (data < 0x0a)
{
m_bank1->set_bank(0);
m_bank2->set_bank(1);
m_bank3->set_bank(2 + data);
}
else
if (data >= 0x80)
{
UINT8 bank = data & 0x0f;
m_bank1->set_bank(16 + (bank*3));
m_bank2->set_bank(17 + (bank*3));
m_bank3->set_bank(18 + (bank*3));
}
}
void hunter2_state::machine_reset()
{
m_keydata = 0xff;
m_irq_mask = 0;
m_bank1->set_bank(0);
m_bank2->set_bank(1);
m_bank3->set_bank(2);
}
// it is presumed that writing to rom will go nowhere
DRIVER_INIT_MEMBER( hunter2_state, hunter2 )
{
UINT8 *ram = m_ram->base();
m_nvram->set_base(ram,m_ram->bytes());
}
PALETTE_INIT_MEMBER(hunter2_state, hunter2)
{
palette.set_pen_color(0, rgb_t(138, 146, 148));
palette.set_pen_color(1, rgb_t(92, 83, 88));
}
WRITE_LINE_MEMBER(hunter2_state::timer0_out)
{
if(state == ASSERT_LINE)
m_maincpu->set_input_line(INPUT_LINE_NMI, PULSE_LINE);
}
WRITE_LINE_MEMBER(hunter2_state::timer1_out)
{
if(m_irq_mask & 0x08)
m_maincpu->set_input_line(NSC800_RSTA, state);
}
WRITE_LINE_MEMBER(hunter2_state::cts_w)
{
if(BIT(m_irq_mask, 1))
{
m_maincpu->set_input_line(NSC800_RSTC, state);
popmessage("CTS: RSTC set %i\n",state);
}
}
WRITE_LINE_MEMBER(hunter2_state::rxd_w)
{
if(BIT(m_irq_mask, 2))
m_maincpu->set_input_line(NSC800_RSTB, ASSERT_LINE);
}
static MACHINE_CONFIG_START( hunter2, hunter2_state )
/* basic machine hardware */
MCFG_CPU_ADD("maincpu", NSC800, XTAL_4MHz)
MCFG_CPU_PROGRAM_MAP(hunter2_mem)
MCFG_CPU_IO_MAP(hunter2_io)
/* video hardware */
MCFG_SCREEN_ADD("screen", LCD)
MCFG_SCREEN_REFRESH_RATE(80)
MCFG_SCREEN_UPDATE_DEVICE("lcdc", hd61830_device, screen_update)
MCFG_SCREEN_SIZE(240, 128)
MCFG_SCREEN_VISIBLE_AREA(0, 239, 0, 63)
MCFG_SCREEN_PALETTE("palette")
MCFG_DEFAULT_LAYOUT(layout_lcd)
MCFG_PALETTE_ADD("palette", 2)
MCFG_PALETTE_INIT_OWNER(hunter2_state, hunter2)
MCFG_DEVICE_ADD("lcdc", HD61830, XTAL_4_9152MHz/2/2) // unknown clock
/* sound hardware */
MCFG_SPEAKER_STANDARD_MONO("mono")
MCFG_SOUND_ADD("speaker", SPEAKER_SOUND, 0)
MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.50)
/* Devices */
MCFG_DEVICE_ADD("rtc", MM58274C, 0)
// this is all a guess
MCFG_MM58274C_MODE24(0) // 12 hour
MCFG_MM58274C_DAY1(1) // monday
MCFG_NSC810_ADD("iotimer",XTAL_4MHz,XTAL_4MHz)
MCFG_NSC810_PORTA_READ(READ8(hunter2_state,keyboard_r))
MCFG_NSC810_PORTB_READ(READ8(hunter2_state,serial_dsr_r))
MCFG_NSC810_PORTB_WRITE(WRITE8(hunter2_state,keyboard_w))
MCFG_NSC810_PORTC_READ(READ8(hunter2_state,serial_rx_r))
MCFG_NSC810_TIMER0_OUT(WRITELINE(hunter2_state,timer0_out))
MCFG_NSC810_TIMER1_OUT(WRITELINE(hunter2_state,timer1_out))
MCFG_RS232_PORT_ADD("serial",default_rs232_devices,NULL)
MCFG_RS232_CTS_HANDLER(WRITELINE(hunter2_state,cts_w))
MCFG_RS232_RXD_HANDLER(WRITELINE(hunter2_state,rxd_w))
MCFG_NVRAM_ADD_0FILL("nvram")
MCFG_DEVICE_ADD("bank1", ADDRESS_MAP_BANK, 0)
MCFG_DEVICE_PROGRAM_MAP(hunter2_banked_mem)
MCFG_ADDRESS_MAP_BANK_ENDIANNESS(ENDIANNESS_LITTLE)
MCFG_ADDRESS_MAP_BANK_DATABUS_WIDTH(8)
MCFG_ADDRESS_MAP_BANK_STRIDE(0x4000)
MCFG_DEVICE_ADD("bank2", ADDRESS_MAP_BANK, 0)
MCFG_DEVICE_PROGRAM_MAP(hunter2_banked_mem)
MCFG_ADDRESS_MAP_BANK_ENDIANNESS(ENDIANNESS_LITTLE)
MCFG_ADDRESS_MAP_BANK_DATABUS_WIDTH(8)
MCFG_ADDRESS_MAP_BANK_STRIDE(0x4000)
MCFG_DEVICE_ADD("bank3", ADDRESS_MAP_BANK, 0)
MCFG_DEVICE_PROGRAM_MAP(hunter2_banked_mem)
MCFG_ADDRESS_MAP_BANK_ENDIANNESS(ENDIANNESS_LITTLE)
MCFG_ADDRESS_MAP_BANK_DATABUS_WIDTH(8)
MCFG_ADDRESS_MAP_BANK_STRIDE(0x4000)
MACHINE_CONFIG_END
/* ROM definition */
ROM_START( hunter2 )
ROM_REGION(0x30000, "roms", ROMREGION_ERASEFF) // board has space for 6 roms, but only 2 are populated normally
ROM_LOAD( "tr032kx8mrom0.ic50", 0x0000, 0x8000, CRC(694d252c) SHA1(b11dbf24faf648596d92b1823e25a8e4fb7f542c) )
ROM_LOAD( "tr032kx8mrom1.ic51", 0x8000, 0x8000, CRC(82901642) SHA1(d84f2bbd2e9e052bd161a313c240a67918f774ad) )
// 48 x 4k blocks plus 1 sinkhole
ROM_REGION(0xc4000, "rams", ROMREGION_ERASEVAL(0xa5)) // board can have up to 736k of ram, but 192k is standard
ROM_END
/* Driver */
/* YEAR NAME PARENT COMPAT MACHINE INPUT STATE INIT COMPANY FULLNAME FLAGS */
COMP( 1981, hunter2, 0, 0, hunter2, hunter2, hunter2_state, hunter2, "Husky", "Hunter 2", GAME_NOT_WORKING )