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// license:BSD-3-Clause
// copyright-holders:Miodrag Milanovic
/***************************************************************************
UKNC
12/05/2009 Skeleton driver.
****************************************************************************/
#include "emu.h"
#include "cpu/t11/t11.h"
#include "emupal.h"
#include "screen.h"
class uknc_state : public driver_device
{
public:
uknc_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag)
, m_maincpu(*this, "maincpu")
{ }
void uknc(machine_config &config);
private:
virtual void machine_reset() override;
virtual void video_start() override;
uint32_t screen_update_uknc(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
required_device<k1801vm2_device> m_maincpu;
void uknc_mem(address_map &map);
void uknc_sub_mem(address_map &map);
};
void uknc_state::uknc_mem(address_map &map)
{
map.unmap_value_high();
map(0x0000, 0x7fff).ram(); // RAM
map(0x8000, 0xffff).rom(); // ROM
}
void uknc_state::uknc_sub_mem(address_map &map)
{
map.unmap_value_high();
map(0x0000, 0x7fff).ram(); // RAM
map(0x8000, 0xffff).rom(); // ROM
}
/* Input ports */
static INPUT_PORTS_START( uknc )
INPUT_PORTS_END
void uknc_state::machine_reset()
{
}
void uknc_state::video_start()
{
}
uint32_t uknc_state::screen_update_uknc(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect)
{
return 0;
}
void uknc_state::uknc(machine_config &config)
{
/* basic machine hardware */
K1801VM2(config, m_maincpu, 8000000);
m_maincpu->set_initial_mode(0x8000);
m_maincpu->set_addrmap(AS_PROGRAM, &uknc_state::uknc_mem);
k1801vm2_device &subcpu(K1801VM2(config, "subcpu", 6000000));
subcpu.set_initial_mode(0x8000);
subcpu.set_addrmap(AS_PROGRAM, &uknc_state::uknc_sub_mem);
/* video hardware */
screen_device &screen(SCREEN(config, "screen", SCREEN_TYPE_RASTER));
screen.set_refresh_hz(50);
screen.set_vblank_time(ATTOSECONDS_IN_USEC(2500)); /* not accurate */
screen.set_size(640, 480);
screen.set_visarea(0, 640-1, 0, 480-1);
screen.set_screen_update(FUNC(uknc_state::screen_update_uknc));
screen.set_palette("palette");
PALETTE(config, "palette", palette_device::MONOCHROME);
}
/* ROM definition */
ROM_START( uknc )
ROM_REGION( 0x10000, "maincpu", ROMREGION_ERASEFF )
ROM_LOAD( "uknc.rom", 0x8000, 0x8000, CRC(a1536994) SHA1(b3c7c678c41ffa9b37f654fbf20fef7d19e6407b))
ROM_REGION( 0x10000, "subcpu", ROMREGION_ERASEFF )
ROM_END
/* Driver */
/* YEAR NAME PARENT COMPAT MACHINE INPUT STATE INIT COMPANY FULLNAME FLAGS */
COMP( 1987, uknc, 0, 0, uknc, uknc, uknc_state, empty_init, "<unknown>", "UKNC", MACHINE_NOT_WORKING | MACHINE_NO_SOUND)
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