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// license:BSD-3-Clause
// copyright-holders:David Haywood
/*
clown roll down z8 = 2732a
clown roll down z9 = 2732a
can't find any info on this?
*/
#include "emu.h"
#include "speaker.h"
#include "cpu/m6800/m6800.h"
#include "machine/6821pia.h"
class clowndwn_state : public driver_device
{
public:
clowndwn_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag)
, m_maincpu(*this, "maincpu")
{ }
virtual void machine_start() override;
virtual void machine_reset() override;
required_device<cpu_device> m_maincpu;
void clowndwn(machine_config &config);
void clowndwn_map(address_map &map);
};
void clowndwn_state::clowndwn_map(address_map &map)
{
map(0x0000, 0x07ff).ram();
map(0x4100, 0x4103).rw("pia0", FUNC(pia6821_device::read), FUNC(pia6821_device::write));
map(0x4200, 0x4203).rw("pia1", FUNC(pia6821_device::read), FUNC(pia6821_device::write));
map(0x4400, 0x4403).rw("pia2", FUNC(pia6821_device::read), FUNC(pia6821_device::write));
map(0x4800, 0x4803).rw("pia3", FUNC(pia6821_device::read), FUNC(pia6821_device::write));
map(0x5000, 0x5003).rw("pia4", FUNC(pia6821_device::read), FUNC(pia6821_device::write));
map(0xe000, 0xffff).rom().region("maincpu", 0);
}
static INPUT_PORTS_START( clowndwn )
INPUT_PORTS_END
void clowndwn_state::machine_start()
{
}
void clowndwn_state::machine_reset()
{
}
void clowndwn_state::clowndwn(machine_config &config)
{
/* basic machine hardware */
M6808(config, m_maincpu, 8000000); // unknown type and clock
m_maincpu->set_addrmap(AS_PROGRAM, &clowndwn_state::clowndwn_map);
PIA6821(config, "pia0", 0);
PIA6821(config, "pia1", 0);
PIA6821(config, "pia2", 0);
PIA6821(config, "pia3", 0);
PIA6821(config, "pia4", 0);
/* sound hardware */
SPEAKER(config, "mono").front_center();
}
// has
// COPYRIGHT 1982, 1983, 1984, 1985, and 1987 by ELWOOD ELECTRONICS CO., INC
// in Z9
ROM_START( clowndwn )
ROM_REGION( 0x2000, "maincpu", 0 )
ROM_LOAD( "clwnroll.z8", 0x0000, 0x1000, CRC(ec655745) SHA1(e38de904f30530f8971eb4a9d7796da345bf81ad) )
ROM_LOAD( "clwnroll.z9", 0x1000, 0x1000, CRC(aeef885e) SHA1(bc6805b638625a347e1288a927ce30e030afe9e3) )
ROM_END
GAME( 1987, clowndwn, 0, clowndwn, clowndwn, clowndwn_state, empty_init, ROT0, "Elwood Electronics", "Clown Roll Down (Elwood)", MACHINE_IS_SKELETON_MECHANICAL )
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