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// license:BSD-3-Clause
// copyright-holders:Fabio Priuli
/***************************************************************************
Electra discrete hardware games
Game Name
Avenger (1975) EG-1020
Combo 3 (Tennis, Soccer, Hockey) (1975)
Eliminator IV (1976)
Flying Fortress (1976) EG-1060 (Taito same name?)
Knockout (1975)
Pace Car Pro (1975) EG-1000
Pace Race (1974?)
RTH (1976)
UFO Chase (1975) EG-1010
Wings / Wings Cocktail (1976)
***************************************************************************/
#include "emu.h"
#include "machine/netlist.h"
#include "netlist/devices/net_lib.h"
#include "video/fixfreq.h"
// copied by Pong, not accurate for this driver!
// start
#define MASTER_CLOCK 7159000
#define V_TOTAL (0x105+1) // 262
#define H_TOTAL (0x1C6+1) // 454
#define HBSTART (H_TOTAL)
#define HBEND (80)
#define VBSTART (V_TOTAL)
#define VBEND (16)
#define HRES_MULT (1)
// end
class electra_state : public driver_device
{
public:
electra_state(const machine_config &mconfig, device_type type, std::string tag)
: driver_device(mconfig, type, tag),
m_maincpu(*this, "maincpu"),
m_video(*this, "fixfreq")
{
}
// devices
required_device<netlist_mame_device_t> m_maincpu;
required_device<fixedfreq_device> m_video;
protected:
// driver_device overrides
virtual void machine_start() override;
virtual void machine_reset() override;
virtual void video_start() override;
private:
};
static NETLIST_START(electra)
SOLVER(Solve, 48000)
// PARAM(Solver.FREQ, 48000)
PARAM(Solver.ACCURACY, 1e-4) // works and is sufficient
// schematics
//...
// NETDEV_ANALOG_CALLBACK(sound_cb, sound, exidyttl_state, sound_cb, "")
// NETDEV_ANALOG_CALLBACK(video_cb, videomix, fixedfreq_device, update_vid, "fixfreq")
NETLIST_END()
void electra_state::machine_start()
{
}
void electra_state::machine_reset()
{
}
void electra_state::video_start()
{
}
static MACHINE_CONFIG_START( electra, electra_state )
/* basic machine hardware */
MCFG_DEVICE_ADD("maincpu", NETLIST_CPU, NETLIST_CLOCK)
MCFG_NETLIST_SETUP(electra)
/* video hardware */
MCFG_FIXFREQ_ADD("fixfreq", "screen")
MCFG_FIXFREQ_MONITOR_CLOCK(MASTER_CLOCK)
MCFG_FIXFREQ_HORZ_PARAMS(H_TOTAL-67,H_TOTAL-40,H_TOTAL-8,H_TOTAL)
MCFG_FIXFREQ_VERT_PARAMS(V_TOTAL-22,V_TOTAL-19,V_TOTAL-12,V_TOTAL)
MCFG_FIXFREQ_FIELDCOUNT(1)
MCFG_FIXFREQ_SYNC_THRESHOLD(0.30)
MACHINE_CONFIG_END
/***************************************************************************
Game driver(s)
***************************************************************************/
ROM_START( avenger )
ROM_REGION( 0x10000, "maincpu", ROMREGION_ERASE00 )
ROM_REGION( 0x0200, "roms", ROMREGION_ERASE00 )
ROM_LOAD( "106069-a.l10", 0x0000, 0x0200, CRC(12052a01) SHA1(0674254f73be14b871870c52d7f731209411bcea) )
ROM_LOAD( "106072-1.d10", 0x0000, 0x0020, CRC(3c10773b) SHA1(84b6d10d372978e80f358e66713571a26e129eed) )
ROM_LOAD( "106072-2.g10", 0x0000, 0x0020, CRC(b2dba75e) SHA1(dc4e205aeb62ebd5617e571d9e7b467da377fff5) )
ROM_LOAD( "106072-3.h10", 0x0000, 0x0020, CRC(816a8136) SHA1(2eca1ce7b53dd314ad0b2fdf71b843aaca774721) )
ROM_END
GAME( 1975, avenger, 0, electra, 0, driver_device, 0, ROT0, "Electra", "Avenger [TTL]", MACHINE_IS_SKELETON )
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