// license:BSD-3-Clause // copyright-holders:AJR /**************************************************************************** Skeleton driver for redemption games by GameMasters, Inc. Not much is known about this Atlanta-based company and its games, aside from a number of flyers. ****************************************************************************/ #include "emu.h" #include "cpu/m6502/r65c02.h" #include "machine/nvram.h" //#include "machine/ticket.h" #include "sound/ay8910.h" #include "speaker.h" class gamemasters_state : public driver_device { public: gamemasters_state(const machine_config &mconfig, device_type type, const char *tag) : driver_device(mconfig, type, tag) , m_maincpu(*this, "maincpu") { } void gmsshoot(machine_config &config); private: DECLARE_WRITE8_MEMBER(output_1100); DECLARE_WRITE8_MEMBER(output_1300); DECLARE_WRITE8_MEMBER(output_1520); DECLARE_WRITE8_MEMBER(output_1540); void mem_map(address_map &map); required_device m_maincpu; }; WRITE8_MEMBER(gamemasters_state::output_1100) { // IRQ ack? logerror("%s: Writing %02X to 1100\n", machine().describe_context(), data); } WRITE8_MEMBER(gamemasters_state::output_1300) { logerror("%s: Writing %02X to 1300\n", machine().describe_context(), data); } WRITE8_MEMBER(gamemasters_state::output_1520) { logerror("%s: Writing %02X to 1520\n", machine().describe_context(), data); } WRITE8_MEMBER(gamemasters_state::output_1540) { logerror("%s: Writing %02X to 1540 + %X\n", machine().describe_context(), data, offset); } void gamemasters_state::mem_map(address_map &map) { map(0x0000, 0x07ff).ram().share("nvram"); map(0x1100, 0x1100).w(FUNC(gamemasters_state::output_1100)); map(0x1300, 0x1300).w(FUNC(gamemasters_state::output_1300)); map(0x1400, 0x1400).portr("IN0"); map(0x1500, 0x1500).portr("IN1"); map(0x1520, 0x1520).w(FUNC(gamemasters_state::output_1520)); map(0x1540, 0x1540).select(0x20).w(FUNC(gamemasters_state::output_1540)); map(0x1600, 0x1601).w("aysnd", FUNC(ay8910_device::data_address_w)); map(0x1601, 0x1601).r("aysnd", FUNC(ay8910_device::data_r)); map(0xe000, 0xffff).rom().region("maincpu", 0); } void gamemasters_state::gmsshoot(machine_config &config) { R65C02(config, m_maincpu, 4_MHz_XTAL / 4); // divider not verified m_maincpu->set_addrmap(AS_PROGRAM, &gamemasters_state::mem_map); NVRAM(config, "nvram", nvram_device::DEFAULT_ALL_0); // MK48Z02B-25 // LCD video? SPEAKER(config, "mono").front_center(); ay8912_device &aysnd(AY8912(config, "aysnd", 4_MHz_XTAL / 4)); aysnd.port_a_read_callback().set_ioport("DSW"); aysnd.add_route(ALL_OUTPUTS, "mono", 0.30); } static INPUT_PORTS_START(gmsshoot) // Flyer: "Sharpshooter can be set to have quarters or tokens in, and/or quarters or tokens out." // "Ticket Dispenser" and "Optional Dollar Bill Acceptor" are also mentioned as features. PORT_START("DSW") PORT_DIPNAME(0x01, 0x00, DEF_STR(Unknown)) PORT_DIPLOCATION("SW2:1") PORT_DIPSETTING(0x01, DEF_STR(Off)) PORT_DIPSETTING(0x00, DEF_STR(On)) PORT_DIPNAME(0x02, 0x00, DEF_STR(Unknown)) PORT_DIPLOCATION("SW2:2") PORT_DIPSETTING(0x02, DEF_STR(Off)) PORT_DIPSETTING(0x00, DEF_STR(On)) PORT_DIPNAME(0x04, 0x00, DEF_STR(Unknown)) PORT_DIPLOCATION("SW2:3") PORT_DIPSETTING(0x04, DEF_STR(Off)) PORT_DIPSETTING(0x00, DEF_STR(On)) PORT_DIPNAME(0x08, 0x08, DEF_STR(Unknown)) PORT_DIPLOCATION("SW2:4") PORT_DIPSETTING(0x08, DEF_STR(Off)) PORT_DIPSETTING(0x00, DEF_STR(On)) PORT_DIPNAME(0x10, 0x10, DEF_STR(Unknown)) PORT_DIPLOCATION("SW2:5") PORT_DIPSETTING(0x10, DEF_STR(Off)) PORT_DIPSETTING(0x00, DEF_STR(On)) PORT_DIPNAME(0x20, 0x00, DEF_STR(Unknown)) PORT_DIPLOCATION("SW2:6") PORT_DIPSETTING(0x20, DEF_STR(Off)) PORT_DIPSETTING(0x00, DEF_STR(On)) PORT_DIPNAME(0x40, 0x00, DEF_STR(Unknown)) PORT_DIPLOCATION("SW2:7") PORT_DIPSETTING(0x40, DEF_STR(Off)) PORT_DIPSETTING(0x00, DEF_STR(On)) PORT_DIPNAME(0x80, 0x00, DEF_STR(Unknown)) PORT_DIPLOCATION("SW2:8") PORT_DIPSETTING(0x80, DEF_STR(Off)) PORT_DIPSETTING(0x00, DEF_STR(On)) // SW1 also exists, but appears to be just a DS1232 reset button. PORT_START("IN0") PORT_BIT(0x01, 0x01, IPT_UNKNOWN) PORT_BIT(0x02, 0x02, IPT_UNKNOWN) PORT_BIT(0x04, 0x04, IPT_UNKNOWN) PORT_BIT(0x08, 0x08, IPT_UNKNOWN) PORT_BIT(0x10, 0x10, IPT_UNKNOWN) PORT_BIT(0x20, 0x20, IPT_UNKNOWN) PORT_BIT(0x40, 0x40, IPT_UNKNOWN) PORT_BIT(0x80, 0x80, IPT_UNUSED) PORT_START("IN1") PORT_BIT(0x01, 0x01, IPT_UNUSED) PORT_BIT(0x02, 0x02, IPT_UNKNOWN) PORT_BIT(0x04, 0x04, IPT_UNKNOWN) PORT_BIT(0x08, 0x08, IPT_UNKNOWN) PORT_BIT(0x10, 0x10, IPT_UNKNOWN) PORT_BIT(0x20, 0x20, IPT_UNKNOWN) PORT_BIT(0x40, 0x40, IPT_UNKNOWN) PORT_BIT(0x80, 0x80, IPT_UNKNOWN) INPUT_PORTS_END ROM_START(gmsshoot) ROM_REGION(0x2000, "maincpu", 0) ROM_LOAD("sharp_shooter__u20_2764.bin", 0x0000, 0x2000, CRC(902bd63b) SHA1(606e9d1083677d7eb90ad3626a6340238a260253)) // M2764AFI ROM_END GAME(1989, gmsshoot, 0, gmsshoot, gmsshoot, gamemasters_state, empty_init, ROT0, "GameMasters", "Sharpshooter (coin pusher)", MACHINE_IS_SKELETON_MECHANICAL) // flyer and PCB dated 1988, but program strings claim 1989 copyright