diff --git a/scripts/target/mame/mess.lua b/scripts/target/mame/mess.lua index 098aea47582..24b0e40baf0 100644 --- a/scripts/target/mame/mess.lua +++ b/scripts/target/mame/mess.lua @@ -2456,6 +2456,7 @@ files { MAME_DIR .. "src/mame/drivers/fidel_dames.cpp", MAME_DIR .. "src/mame/drivers/fidel_desdis.cpp", MAME_DIR .. "src/mame/drivers/fidel_eag68k.cpp", + MAME_DIR .. "src/mame/drivers/fidel_eldorado.cpp", MAME_DIR .. "src/mame/drivers/fidel_elite.cpp", MAME_DIR .. "src/mame/drivers/fidel_excel.cpp", MAME_DIR .. "src/mame/drivers/fidel_msc.cpp", diff --git a/src/mame/drivers/fidel_eldorado.cpp b/src/mame/drivers/fidel_eldorado.cpp new file mode 100644 index 00000000000..861e03724a1 --- /dev/null +++ b/src/mame/drivers/fidel_eldorado.cpp @@ -0,0 +1,206 @@ +// license:BSD-3-Clause +// copyright-holders:hap +// thanks-to:bataais +/****************************************************************************** + +Fidelity Eldorado Chess Challenger (model 6119) + +Hardware notes: +- PCB label CXG262-600-001, CXG262-600-101 +- TMP80C49AP6-6744 MCU, 2KB internal ROM, 6MHz XTAL +- buzzer, 16 leds, 8*8 chessboard buttons + +The chess engine is by Ron Nelson. The hardware was made by CXG for Fidelity, +as seen on the PCB and also confirmed by Ron Nelson. + +******************************************************************************/ + +#include "emu.h" + +#include "cpu/mcs48/mcs48.h" +#include "machine/sensorboard.h" +#include "sound/dac.h" +#include "video/pwm.h" + +#include "speaker.h" + +// internal artwork +#include "fidel_eldorado.lh" // clickable + + +namespace { + +class eldorado_state : public driver_device +{ +public: + eldorado_state(const machine_config &mconfig, device_type type, const char *tag) : + driver_device(mconfig, type, tag), + m_maincpu(*this, "maincpu"), + m_display(*this, "display"), + m_board(*this, "board"), + m_dac(*this, "dac"), + m_inputs(*this, "IN.0") + { } + + // machine configs + void eldorado(machine_config &config); + +protected: + virtual void machine_start() override; + +private: + // devices/pointers + required_device m_maincpu; + required_device m_display; + required_device m_board; + required_device m_dac; + required_ioport m_inputs; + + // I/O handlers + void update_display(); + void mux_w(u8 data); + u8 mux_r(); + void control_w(u8 data); + DECLARE_READ_LINE_MEMBER(t0_r); + u8 input_r(); + + bool m_kp_select = false; + u16 m_inp_mux = 0; + u8 m_led_select = 0; +}; + +void eldorado_state::machine_start() +{ + // register for savestates + save_item(NAME(m_kp_select)); + save_item(NAME(m_inp_mux)); + save_item(NAME(m_led_select)); +} + + + +/****************************************************************************** + I/O +******************************************************************************/ + +void eldorado_state::update_display() +{ + m_display->matrix(m_led_select, m_inp_mux); +} + +void eldorado_state::mux_w(u8 data) +{ + // D0-D7: input mux, led data + m_inp_mux = ~data; + update_display(); +} + +u8 eldorado_state::mux_r() +{ + return ~m_inp_mux; +} + +void eldorado_state::control_w(u8 data) +{ + // P24: speaker out + m_dac->write(BIT(data, 4)); + + // P25,P26: led select + m_led_select = ~data >> 5 & 3; + update_display(); + + // P27: keypad select + m_kp_select = !bool(data & 0x80); +} + +READ_LINE_MEMBER(eldorado_state::t0_r) +{ + // T0: P27 + return m_kp_select ? 0 : 1; +} + +u8 eldorado_state::input_r() +{ + u8 data = 0; + + // P10-P17: multiplexed inputs + // read chessboard buttons + for (int i = 0; i < 8; i++) + if (BIT(m_inp_mux, i)) + data |= m_board->read_file(i); + + // read sidepanel keypad + if (m_kp_select) + data |= m_inputs->read(); + + return ~data; +} + + + +/****************************************************************************** + Input Ports +******************************************************************************/ + +static INPUT_PORTS_START( eldorado ) + PORT_START("IN.0") + PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_1) PORT_CODE(KEYCODE_1_PAD) PORT_NAME("Reverse / Pawn") + PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_2) PORT_CODE(KEYCODE_2_PAD) PORT_NAME("Move / Knight") + PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_3) PORT_CODE(KEYCODE_3_PAD) PORT_NAME("Sound / Bishop") + PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_4) PORT_CODE(KEYCODE_4_PAD) PORT_NAME("Level / Rook") + PORT_BIT(0x10, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_5) PORT_CODE(KEYCODE_5_PAD) PORT_NAME("Verify / Queen") + PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_6) PORT_CODE(KEYCODE_6_PAD) PORT_NAME("Problem / King") + PORT_BIT(0x40, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_DEL) PORT_CODE(KEYCODE_BACKSPACE) PORT_NAME("Clear") + PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_N) PORT_NAME("New Game") +INPUT_PORTS_END + + + +/****************************************************************************** + Machine Configs +******************************************************************************/ + +void eldorado_state::eldorado(machine_config &config) +{ + /* basic machine hardware */ + I8049(config, m_maincpu, 6_MHz_XTAL); + m_maincpu->p1_in_cb().set(FUNC(eldorado_state::input_r)); + m_maincpu->p2_out_cb().set(FUNC(eldorado_state::control_w)); + m_maincpu->bus_in_cb().set(FUNC(eldorado_state::mux_r)); + m_maincpu->bus_out_cb().set(FUNC(eldorado_state::mux_w)); + m_maincpu->t0_in_cb().set(FUNC(eldorado_state::t0_r)); + + SENSORBOARD(config, m_board).set_type(sensorboard_device::BUTTONS); + m_board->init_cb().set(m_board, FUNC(sensorboard_device::preset_chess)); + m_board->set_delay(attotime::from_msec(150)); + + /* video hardware */ + PWM_DISPLAY(config, m_display).set_size(2, 8); + config.set_default_layout(layout_fidel_eldorado); + + /* sound hardware */ + SPEAKER(config, "speaker").front_center(); + DAC_1BIT(config, m_dac).add_route(ALL_OUTPUTS, "speaker", 0.25); +} + + + +/****************************************************************************** + ROM Definitions +******************************************************************************/ + +ROM_START( feldo ) + ROM_REGION( 0x0800, "maincpu", 0 ) + ROM_LOAD("100-1027a01", 0x0000, 0x0800, CRC(66419b29) SHA1(8f91e56cb3fcc9bb738946ade34d34c611e983f0) ) +ROM_END + +} // anonymous namespace + + + +/****************************************************************************** + Drivers +******************************************************************************/ + +// YEAR NAME PARENT COMPAT MACHINE INPUT CLASS INIT COMPANY, FULLNAME, FLAGS +CONS( 1990, feldo, 0, 0, eldorado, eldorado, eldorado_state, empty_init, "Fidelity Electronics / CXG Systems", "Eldorado Chess Challenger", MACHINE_SUPPORTS_SAVE | MACHINE_CLICKABLE_ARTWORK ) diff --git a/src/mame/layout/fidel_eldorado.lay b/src/mame/layout/fidel_eldorado.lay new file mode 100644 index 00000000000..5d8a41cf655 --- /dev/null +++ b/src/mame/layout/fidel_eldorado.lay @@ -0,0 +1,506 @@ + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + diff --git a/src/mame/mame.lst b/src/mame/mame.lst index fdf9c18ec12..7ca46db3f7f 100644 --- a/src/mame/mame.lst +++ b/src/mame/mame.lst @@ -13840,6 +13840,9 @@ fex68km2a // fex68km3 // fex68km4 // +@source:fidel_eldorado.cpp +feldo + @source:fidel_elite.cpp feas // feasbu // diff --git a/src/mame/mess.flt b/src/mame/mess.flt index 7d9aea655c1..b337a78c750 100644 --- a/src/mame/mess.flt +++ b/src/mame/mess.flt @@ -319,6 +319,7 @@ fidel_csc.cpp fidel_dames.cpp fidel_desdis.cpp fidel_eag68k.cpp +fidel_eldorado.cpp fidel_elite.cpp fidel_excel.cpp fidel_msc.cpp