// license:BSD-3-Clause
// copyright-holders:Nigel Barnes
// thanks-to:Phill Harvey-Smith
/***************************************************************************
DVW Husky
Known RAM configurations:
Husky - 32K, 48K, 96K (manual suggests 16K, 32K, 48K, 64K, 80K, 96K, 112K, 128K, 144K)
Usage:
On first use of BASIC enter NEW to initialise RAM.
TODO:
- implement power button
- test rs232 port
- Break key doesn't work?
****************************************************************************/
#include "emu.h"
#include "cpu/z80/z80.h"
#include "machine/mm58274c.h"
#include "machine/nsc810.h"
#include "machine/ram.h"
#include "machine/nvram.h"
#include "sound/beep.h"
#include "bus/rs232/rs232.h"
#include "emupal.h"
#include "screen.h"
#include "speaker.h"
class husky_state : public driver_device
{
public:
husky_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag)
, m_maincpu(*this, "maincpu")
, m_kbd(*this, "X%u", 0)
, m_rs232(*this, "serial")
, m_rom(*this, "rom")
, m_ram(*this, "ram")
, m_nvram(*this, "nvram")
, m_rombank0(*this, "rombank0")
, m_rombank1(*this, "rombank1")
, m_rombank2(*this, "rombank2")
, m_rombank3(*this, "rombank3")
, m_rambank0(*this, "rambank0")
, m_rambank1(*this, "rambank1")
, m_rambank2(*this, "rambank2")
, m_beeper(*this, "beeper")
, m_palette(*this, "palette")
, m_battery(*this, "BATTERY")
{ }
void husky(machine_config &config);
void init_husky();
protected:
virtual void machine_start() override;
virtual void machine_reset() override;
private:
uint8_t porta_r();
void porta_w(uint8_t data);
uint8_t portb_r();
uint8_t portc_r();
void portc_w(uint8_t data);
void serial_tx_w(uint8_t data);
void cursor_w(uint8_t data);
void curinh_w(uint8_t data);
void irqctrl_w(uint8_t data);
void page_w(offs_t offset, uint8_t data);
void husky_palette(palette_device &palette) const;
DECLARE_WRITE_LINE_MEMBER(timer0_out);
DECLARE_WRITE_LINE_MEMBER(timer1_out);
DECLARE_WRITE_LINE_MEMBER(cts_w);
DECLARE_WRITE_LINE_MEMBER(rxd_w);
uint32_t screen_update(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect);
void husky_io(address_map &map);
void husky_mem(address_map &map);
required_device<cpu_device> m_maincpu;
required_ioport_array<4> m_kbd;
required_device<rs232_port_device> m_rs232;
required_memory_region m_rom;
required_device<ram_device> m_ram;
required_device<nvram_device> m_nvram;
required_memory_bank m_rombank0;
required_memory_bank m_rombank1;
required_memory_bank m_rombank2;
required_memory_bank m_rombank3;
required_memory_bank m_rambank0;
required_memory_bank m_rambank1;
required_memory_bank m_rambank2;
required_device<beep_device> m_beeper;
required_device<palette_device> m_palette;
required_ioport m_battery;
uint8_t m_cursor;
uint8_t m_curinh;
uint16_t m_keydata;
uint8_t m_irq_mask;
uint8_t m_page;
};
void husky_state::husky_mem(address_map &map)
{
map(0x0000, 0x0fff).bankr("rombank0");
map(0x1000, 0x1fff).bankr("rombank1");
map(0x2000, 0x2fff).bankr("rombank2");
map(0x3000, 0x3fff).bankr("rombank3");
map(0x4000, 0x7fff).bankrw("rambank0");
map(0x8000, 0xbfff).bankrw("rambank1");
map(0xc000, 0xffff).bankrw("rambank2");
}
void husky_state::husky_io(address_map &map)
{
map.unmap_value_high();
map.global_mask(0xff);
map(0x00, 0x1f).rw("iotimer", FUNC(nsc810_device::read), FUNC(nsc810_device::write));
map(0x20, 0x20).mirror(0x1f).w(FUNC(husky_state::cursor_w));
map(0x40, 0x4f).rw("rtc", FUNC(mm58274c_device::read), FUNC(mm58274c_device::write));
map(0x80, 0x80).mirror(0x18).noprw(); /* POWSAV - Power save control */
map(0x81, 0x81).mirror(0x18).w(FUNC(husky_state::serial_tx_w));
map(0x82, 0x82).mirror(0x18).w(FUNC(husky_state::curinh_w));
map(0x83, 0x83).mirror(0x18).nopw(); /* POWHLD - Power control */
map(0x84, 0x84).mirror(0x18).nopw(); /* INVCON - V24 inverter control */
map(0x85, 0x87).mirror(0x18).w(FUNC(husky_state::page_w));
map(0xbb, 0xbb).w(FUNC(husky_state::irqctrl_w));
map(0xc0, 0xc0).noprw(); /* PPORT0 - Parallel port 0 */
map(0xc1, 0xc1).noprw(); /* PPORT1 - Parallel port 1 */
map(0xc2, 0xc2).noprw(); /* ADIN - Analogue port */
}
static INPUT_PORTS_START(husky)
PORT_START("X0")
PORT_BIT(0x000f, IP_ACTIVE_LOW, IPT_UNUSED)
PORT_BIT(0x0010, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_Q) PORT_CHAR('Q') PORT_CHAR('!')
PORT_BIT(0x0020, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_W) PORT_CHAR('W') PORT_CHAR('"')
PORT_BIT(0x0040, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_E) PORT_CHAR('E') PORT_CHAR(';')
PORT_BIT(0x0080, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_R) PORT_CHAR('R') PORT_CHAR('[')
PORT_BIT(0x0100, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_T) PORT_CHAR('T') PORT_CHAR(']')
PORT_BIT(0x0200, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_Y) PORT_CHAR('Y') PORT_CHAR('\\')
PORT_BIT(0x0400, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_U) PORT_CHAR('U') PORT_CHAR('/')
PORT_BIT(0x0800, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_I) PORT_CHAR('I') PORT_CHAR('(')
PORT_BIT(0x1000, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_O) PORT_CHAR('O') PORT_CHAR(')')
PORT_BIT(0x2000, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_P) PORT_CHAR('P') PORT_NAME("P Break")
PORT_START("X1")
PORT_BIT(0x000f, IP_ACTIVE_LOW, IPT_UNUSED)
PORT_BIT(0x0010, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_A) PORT_CHAR('A') PORT_CHAR('?')
PORT_BIT(0x0020, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_S) PORT_CHAR('S') PORT_CHAR('>')
PORT_BIT(0x0040, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_D) PORT_CHAR('D') PORT_CHAR(':')
PORT_BIT(0x0080, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_F) PORT_CHAR('F') PORT_CHAR('\'')
PORT_BIT(0x0100, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_G) PORT_CHAR('G') PORT_CHAR('`')
PORT_BIT(0x0200, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_H) PORT_CHAR('H') PORT_CHAR('#')
PORT_BIT(0x0400, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_J) PORT_CHAR('J') PORT_CHAR('*')
PORT_BIT(0x0800, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_K) PORT_CHAR('K') PORT_CHAR('=')
PORT_BIT(0x1000, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_L) PORT_CHAR('L') PORT_CHAR(27) PORT_NAME("L Esc")
PORT_BIT(0x2000, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Power on/off")
PORT_START("X2")
PORT_BIT(0x000f, IP_ACTIVE_LOW, IPT_UNUSED)
PORT_BIT(0x0010, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Shift") PORT_CODE(KEYCODE_LSHIFT) PORT_CHAR(UCHAR_SHIFT_1)
PORT_BIT(0x0020, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_SPACE) PORT_CHAR(' ')
PORT_BIT(0x0040, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_Z) PORT_CHAR('Z') PORT_CHAR('<')
PORT_BIT(0x0080, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_X) PORT_CHAR('X') PORT_CHAR('$')
PORT_BIT(0x0100, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_C) PORT_CHAR('C') PORT_CHAR('%')
PORT_BIT(0x0200, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_V) PORT_CHAR('V') PORT_CHAR(UCHAR_MAMEKEY(INSERT)) PORT_NAME("V Insert")
PORT_BIT(0x0400, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_B) PORT_CHAR('B') PORT_CHAR('-')
PORT_BIT(0x0800, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_N) PORT_CHAR('N') PORT_CHAR(UCHAR_MAMEKEY(LEFT)) PORT_NAME("N Left")
PORT_BIT(0x1000, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_M) PORT_CHAR('M') PORT_CHAR(UCHAR_MAMEKEY(RIGHT)) PORT_NAME("M Right")
PORT_BIT(0x2000, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_ENTER) PORT_CHAR(13)
PORT_START("X3")
PORT_BIT(0x000f, IP_ACTIVE_LOW, IPT_UNUSED)
PORT_BIT(0x0010, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_1) PORT_CHAR('1') PORT_NAME("1 Help")
PORT_BIT(0x0020, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_2) PORT_CHAR('2') PORT_CHAR(',')
PORT_BIT(0x0040, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_3) PORT_CHAR('3') PORT_CHAR('&')
PORT_BIT(0x0080, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_4) PORT_CHAR('4') PORT_CHAR('@')
PORT_BIT(0x0100, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_5) PORT_CHAR('5') PORT_NAME("5 Control")
PORT_BIT(0x0200, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_6) PORT_CHAR('6') PORT_CHAR('.')
PORT_BIT(0x0400, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_7) PORT_CHAR('7') PORT_CHAR('+')
PORT_BIT(0x0800, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_8) PORT_CHAR('8') PORT_CHAR(UCHAR_MAMEKEY(DOWN)) PORT_NAME("8 Down")
PORT_BIT(0x1000, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_9) PORT_CHAR('9') PORT_CHAR(UCHAR_MAMEKEY(UP)) PORT_NAME("9 Up")
PORT_BIT(0x2000, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_0) PORT_CHAR('0') PORT_CHAR(UCHAR_MAMEKEY(DEL)) PORT_NAME("0 Del")
PORT_START("BATTERY")
PORT_CONFNAME(0x04, 0x04, "Battery")
PORT_CONFSETTING(0x00, "Low")
PORT_CONFSETTING(0x04, "OK")
INPUT_PORTS_END
uint8_t husky_state::porta_r()
{
uint8_t data = 0xff;
if (!BIT(m_keydata, 0)) data &= m_kbd[0]->read() & 0x00ff;
if (!BIT(m_keydata, 1)) data &= m_kbd[1]->read() & 0x00ff;
if (!BIT(m_keydata, 2)) data &= m_kbd[2]->read() & 0x00ff;
if (!BIT(m_keydata, 3)) data &= m_kbd[3]->read() & 0x00ff;
return data;
}
void husky_state::porta_w(uint8_t data)
{
m_keydata = data;
}
uint8_t husky_state::portb_r()
{
uint8_t data = 0xff;
if (!BIT(m_keydata, 0)) data &= (m_kbd[0]->read() & 0xff00) >> 8;
if (!BIT(m_keydata, 1)) data &= (m_kbd[1]->read() & 0xff00) >> 8;
if (!BIT(m_keydata, 2)) data &= (m_kbd[2]->read() & 0xff00) >> 8;
if (!BIT(m_keydata, 3)) data &= (m_kbd[3]->read() & 0xff00) >> 8;
return data;
}
/*
Bit 2 = Power low warning (1 = Power OK, 0 = Power low)
Input bits 7,6,4,3,2
*/
uint8_t husky_state::portc_r()
{
uint8_t data = 0x23;
data |= m_battery->read();
data |= m_rs232->cts_r() << 3;
return data;
}
/*
Output bits 5,1,0
*/
void husky_state::portc_w(uint8_t data)
{
m_beeper->set_state(!BIT(data, 0));
m_rs232->write_rts(BIT(data, 1));
}
/*
CURSOR - Output with a number 0-7F for the cursor position on the display
*/
void husky_state::cursor_w(uint8_t data)
{
m_cursor = data & 0x7f;
}
/*
CURINH - Inhibit cursor. BIT0 = 1 : Cursor off, BIT0 = 0 : Cursor on
*/
void husky_state::curinh_w(uint8_t data)
{
m_curinh = BIT(data, 0);
}
/*
V24OUT - Directly outputs to the V24 data line signal on bit 0.
The output is voltage inverted ie. 0 = +ve, 1 = -ve
*/
void husky_state::serial_tx_w(uint8_t data)
{
m_rs232->write_txd(data & 0x01);
}
/*
ICRREG - NSC800 internal interrupt mask register
Bit 0 = Enable normal interrupts
Bit 1 = Enable RSTC interrupts
Bit 2 = Enable RSTB interrupts
Bit 3 = Enable RSTA interrupts
*/
void husky_state::irqctrl_w(uint8_t data)
{
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);
}
/*
PAGA 16, 17, 18 - Memory paging addresses
*/
void husky_state::page_w(offs_t offset, uint8_t data)
{
if (offset == 0x02)
{
logerror("PAGA18 not implemented!");
}
else
{
if (BIT(data, 0))
m_page |= 1 << offset;
else
m_page &= ~(1 << offset);
/* ROM banks */
m_rombank0->set_entry(m_page & 0x03);
m_rombank1->set_entry(m_page & 0x03);
m_rombank2->set_entry(m_page & 0x03);
m_rombank3->set_entry(m_page & 0x03);
/* RAM banks */
m_rambank1->set_entry(m_page & 0x03);
m_rambank2->set_entry(m_page & 0x03);
address_space &prog_space = m_maincpu->space(AS_PROGRAM);
if (m_ram->size() > 0x4000 + (0x8000 * (m_page & 0x03)))
prog_space.install_readwrite_bank(0x8000, 0xbfff, m_rambank1);
else
prog_space.nop_readwrite(0x8000, 0xbfff);
if (m_ram->size() > 0x8000 + (0x8000 * (m_page & 0x03)))
prog_space.install_readwrite_bank(0xc000, 0xffff, m_rambank2);
else
prog_space.nop_readwrite(0xc000, 0xffff);
}
}
void husky_state::machine_start()
{
/* configure ROM/RAM banks */
m_rombank0->configure_entries(0, 4, m_rom->base() + 0x0000, 0x1000);
m_rombank1->configure_entries(0, 4, m_rom->base() + 0x4000, 0x1000);
m_rombank2->configure_entries(0, 4, m_rom->base() + 0x8000, 0x1000);
m_rombank3->configure_entries(0, 4, m_rom->base() + 0xc000, 0x1000);
m_rambank0->configure_entry(0, m_ram->pointer());
m_rambank1->configure_entries(0, 4, m_ram->pointer() + 0x4000, 0x8000);
m_rambank2->configure_entries(0, 4, m_ram->pointer() + 0x8000, 0x8000);
/* register for save states */
save_item(NAME(m_cursor));
save_item(NAME(m_curinh));
save_item(NAME(m_page));
}
void husky_state::machine_reset()
{
m_keydata = 0xff;
m_irq_mask = 0;
m_page = 0x00;
/* select ROM/RAM banks */
m_rombank0->set_entry(0);
m_rombank1->set_entry(0);
m_rombank2->set_entry(0);
m_rombank3->set_entry(0);
m_rambank0->set_entry(0);
m_rambank1->set_entry(0);
m_rambank2->set_entry(0);
}
void husky_state::init_husky()
{
m_nvram->set_base(m_ram->pointer(), m_ram->size());
}
uint32_t husky_state::screen_update(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect)
{
/*
The LCD panel contains 4 rows of 32 characters, each character is a 5x7 dot-matrix,
separated by a single dot space. Beneath each character is an empty line followed by
a 5x1 dot-matrix used for the cursor. The character rows are separated by 3 (maybe 4)
empty lines.
Each character is stored as 8 bytes, only 7 are used. To include cursor and spacing
I'm drawing each character as 6x12 to form an overall screen of 192x48.
*/
uint8_t data;
const pen_t *pen = m_palette->pens();
for (int y = 0; y < 48; y++)
{
for (int x = 0; x < 32; x++)
{
switch (y % 12)
{
case 0: case 1: case 2: case 3: case 4: case 5: case 6:
/* character */
data = m_ram->pointer()[(x * 8) + ((y / 12) * 32 * 8) + (y % 12)];
for (int b = 0; b < 5; b++)
{
bitmap.pix32(y, (x * 6) + b) = BIT(data, 0) ? pen[1] : pen[2];
data >>= 1;
}
bitmap.pix32(y, (x * 6) + 5) = pen[0];
break;
case 8:
/* cursor */
for (int b = 0; b < 5; b++)
{
bitmap.pix32(y, (x * 6) + b) = (!m_curinh && m_cursor == (y / 12) * 32 + x) ? pen[1] : pen[2];
}
bitmap.pix32(y, (x * 6) + 5) = pen[0];
break;
default:
/* blank */
for (int b = 0; b < 6; b++)
{
bitmap.pix32(y, (x * 6) + b) = pen[0];
}
break;
}
}
}
return 0;
}
void husky_state::husky_palette(palette_device &palette) const
{
palette.set_pen_color(0, rgb_t(138, 146, 148)); // background
palette.set_pen_color(1, rgb_t(92, 83, 88)); // LCD pixel on
palette.set_pen_color(2, rgb_t(131, 136, 139)); // LCD pixel off
}
WRITE_LINE_MEMBER(husky_state::timer0_out)
{
if(state == ASSERT_LINE)
m_maincpu->pulse_input_line(INPUT_LINE_NMI, attotime::zero);
}
WRITE_LINE_MEMBER(husky_state::timer1_out)
{
if(BIT(m_irq_mask, 7))
m_maincpu->set_input_line(NSC800_RSTA, state);
}
WRITE_LINE_MEMBER(husky_state::cts_w)
{
if(BIT(m_irq_mask, 1))
m_maincpu->set_input_line(NSC800_RSTC, state);
}
WRITE_LINE_MEMBER(husky_state::rxd_w)
{
if(BIT(m_irq_mask, 2))
m_maincpu->set_input_line(NSC800_RSTB, ASSERT_LINE);
}
void husky_state::husky(machine_config &config)
{
/* basic machine hardware */
NSC800(config, m_maincpu, 2_MHz_XTAL / 2);
m_maincpu->set_addrmap(AS_PROGRAM, &husky_state::husky_mem);
m_maincpu->set_addrmap(AS_IO, &husky_state::husky_io);
/* video hardware */
screen_device &screen(SCREEN(config, "screen", SCREEN_TYPE_LCD));
screen.set_refresh_hz(50);
screen.set_screen_update(FUNC(husky_state::screen_update));
screen.set_size(192, 48);
screen.set_visarea(0, 191, 0, 47);
PALETTE(config, m_palette, FUNC(husky_state::husky_palette), 3);
/* sound hardware */
SPEAKER(config, "mono").front_center();
BEEP(config, m_beeper, 3200).add_route(ALL_OUTPUTS, "mono", 1.0); // TODO: unknown frequency
/* internal ram */
RAM(config, m_ram).set_default_size("48K").set_extra_options("16K,32K,64K,80K,96K,112K,128K,144K");
NVRAM(config, "nvram", nvram_device::DEFAULT_ALL_0);
/* Devices */
mm58274c_device &rtc(MM58274C(config, "rtc", 32.768_kHz_XTAL)); /* MM58174A */
rtc.set_mode24(1); // 24 hour
rtc.set_day1(1); // monday
nsc810_device &iotimer(NSC810(config, "iotimer", 0, 2_MHz_XTAL / 2, 2_MHz_XTAL / 2));
iotimer.portA_read_callback().set(FUNC(husky_state::porta_r));
iotimer.portA_write_callback().set(FUNC(husky_state::porta_w));
iotimer.portB_read_callback().set(FUNC(husky_state::portb_r));
iotimer.portC_read_callback().set(FUNC(husky_state::portc_r));
iotimer.portC_write_callback().set(FUNC(husky_state::portc_w));
iotimer.timer0_callback().set(FUNC(husky_state::timer0_out));
iotimer.timer1_callback().set(FUNC(husky_state::timer1_out));
RS232_PORT(config, m_rs232, default_rs232_devices, nullptr);
m_rs232->cts_handler().set(FUNC(husky_state::cts_w));
m_rs232->rxd_handler().set(FUNC(husky_state::rxd_w));
/* optional ADC ICL7109CPL @ 6Mhz */
}
ROM_START( husky )
/* EPROM's are any of 2732, 2764 or 27128 varieties */
ROM_REGION(0x10000, "rom", ROMREGION_ERASEFF)
ROM_SYSTEM_BIOS(0, "hc19jul", "HC19JUL")
ROMX_LOAD( "dvweprom0.ic27", 0x0000, 0x2000, CRC(4657cf89) SHA1(7f3d5a581a8f4a7ea6ef1eb93881f64dbb6af65b), ROM_BIOS(0) )
ROM_RELOAD( 0x2000, 0x2000)
ROMX_LOAD( "dvweprom1.ic26", 0x4000, 0x2000, CRC(1cf2553f) SHA1(5a594820753a1389999d5c21dd7c9c01672d92f2), ROM_BIOS(0) )
ROM_RELOAD( 0x6000, 0x2000)
ROMX_LOAD( "dvweprom2.ic25", 0x8000, 0x2000, CRC(6e91e6a5) SHA1(fef28f00767cb4d52e56fe7ee993fa92a2c77a1f), ROM_BIOS(0) )
ROM_RELOAD( 0xa000, 0x2000)
ROMX_LOAD( "dvweprom3.ic24", 0xc000, 0x2000, CRC(595d36f4) SHA1(252d4cdff1ac19c4b1dc2d6dcf13f108d485bd4c), ROM_BIOS(0) )
ROM_RELOAD( 0xe000, 0x2000)
ROM_SYSTEM_BIOS(1, "hs19jul", "HS19JUL")
ROMX_LOAD( "hs-19-jul-0.ic27", 0x0000, 0x2000, CRC(c42ab5d5) SHA1(36dff5a25212c19fd8b88fe7288012ba6015fd31), ROM_BIOS(1) )
ROM_RELOAD( 0x2000, 0x2000)
ROMX_LOAD( "hs-19-jul-1.ic26", 0x4000, 0x2000, CRC(b753891f) SHA1(fd29ea1d2e9de094d2974bbc0fe47c4f2e99e43f), ROM_BIOS(1) )
ROM_RELOAD( 0x6000, 0x2000)
ROMX_LOAD( "hs-19-jul-2.ic25", 0x8000, 0x2000, CRC(a75a5eef) SHA1(26e79a1382fc051f84c46f6add223ffe46a22036), ROM_BIOS(1) )
ROM_RELOAD( 0xa000, 0x2000)
ROMX_LOAD( "hs-19-jul-3.ic24", 0xc000, 0x2000, CRC(ea430f24) SHA1(dd445c8af2315e6fe02e7e7a4a0dcc0f22778b7c), ROM_BIOS(1) )
ROM_RELOAD( 0xe000, 0x2000)
ROM_SYSTEM_BIOS(2, "hc03jun", "HC03JUN")
ROMX_LOAD( "03-jun-00.ic27", 0x0000, 0x2000, CRC(e08096e5) SHA1(5c34da226a93b414fadadc7fa3fadaa2c11bb34a), ROM_BIOS(2) )
ROM_RELOAD( 0x2000, 0x2000)
ROMX_LOAD( "03-jun-01.ic26", 0x4000, 0x2000, CRC(ff961693) SHA1(2f51bd07245118d03524684ceb63df97f11bffcb), ROM_BIOS(2) )
ROM_RELOAD( 0x6000, 0x2000)
ROMX_LOAD( "03-jun-02.ic25", 0x8000, 0x2000, CRC(be6cf4d3) SHA1(3a7b49ec83e6612ac23149ea1f0ae4ff7a90a258), ROM_BIOS(2) )
ROM_RELOAD( 0xa000, 0x2000)
ROMX_LOAD( "03-jun-03.ic24", 0xc000, 0x2000, CRC(8fd629d1) SHA1(ef2821c9ce1c1375326d80cad3bfc74e75548172), ROM_BIOS(2) )
ROM_RELOAD( 0xe000, 0x2000)
ROM_END
// YEAR NAME PARENT COMPAT MACHINE INPUT CLASS INIT COMPANY FULLNAME FLAGS
COMP( 1981, husky, 0, 0, husky, husky, husky_state, init_husky, "DVW Microelectronics", "Husky", 0 )