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Diffstat (limited to 'src/mame/drivers/fidel_sc8.cpp')
-rw-r--r-- | src/mame/drivers/fidel_sc8.cpp | 200 |
1 files changed, 0 insertions, 200 deletions
diff --git a/src/mame/drivers/fidel_sc8.cpp b/src/mame/drivers/fidel_sc8.cpp deleted file mode 100644 index e36023439b7..00000000000 --- a/src/mame/drivers/fidel_sc8.cpp +++ /dev/null @@ -1,200 +0,0 @@ -// license:BSD-3-Clause -// copyright-holders:hap -// thanks-to:yoyo_chessboard -/****************************************************************************** - -Fidelity Sensory Chess Challenger 8 - -Hardware notes: -- Z80A CPU @ 3.9MHz -- 4KB ROM(MOS 2732), 256 bytes RAM(35391CP) -- chessboard buttons, 8*8+1 leds -- PCB label 510-1011 REV.2 - -******************************************************************************/ - -#include "emu.h" -#include "cpu/z80/z80.h" -#include "machine/sensorboard.h" -#include "sound/dac.h" -#include "sound/volt_reg.h" -#include "video/pwm.h" -#include "speaker.h" - -// internal artwork -#include "fidel_sc8.lh" // clickable - - -namespace { - -class scc_state : public driver_device -{ -public: - scc_state(const machine_config &mconfig, device_type type, const char *tag) : - driver_device(mconfig, type, tag), - m_maincpu(*this, "maincpu"), - m_board(*this, "board"), - m_display(*this, "display"), - m_dac(*this, "dac"), - m_inputs(*this, "IN.0") - { } - - // machine drivers - void scc(machine_config &config); - -protected: - virtual void machine_start() override; - -private: - // devices/pointers - required_device<cpu_device> m_maincpu; - required_device<sensorboard_device> m_board; - required_device<pwm_display_device> m_display; - required_device<dac_bit_interface> m_dac; - required_ioport m_inputs; - - // address maps - void main_map(address_map &map); - void main_io(address_map &map); - - // I/O handlers - DECLARE_READ8_MEMBER(input_r); - DECLARE_WRITE8_MEMBER(control_w); - - u8 m_inp_mux; - u8 m_led_data; -}; - -void scc_state::machine_start() -{ - // zerofill - m_inp_mux = 0; - m_led_data = 0; - - // register for savestates - save_item(NAME(m_inp_mux)); - save_item(NAME(m_led_data)); -} - - - -/****************************************************************************** - I/O -******************************************************************************/ - -// TTL - -WRITE8_MEMBER(scc_state::control_w) -{ - // a0-a2,d7: led data - u8 mask = 1 << (offset & 7); - m_led_data = (m_led_data & ~mask) | ((data & 0x80) ? mask : 0); - - // d0-d3: led select, input mux (row 9 is speaker out) - // d4: corner led(direct) - m_inp_mux = data & 0xf; - u16 sel = 1 << m_inp_mux; - m_dac->write(BIT(sel, 9)); - m_display->matrix((sel & 0xff) | (data << 4 & 0x100), m_led_data); -} - -READ8_MEMBER(scc_state::input_r) -{ - u8 data = 0; - - // d0-d7: multiplexed inputs (active low) - // read chessboard sensors - if (m_inp_mux < 8) - data = m_board->read_file(m_inp_mux); - - // read button panel - else if (m_inp_mux == 8) - data = m_inputs->read(); - - return ~data; -} - - - -/****************************************************************************** - Address Maps -******************************************************************************/ - -void scc_state::main_map(address_map &map) -{ - map(0x0000, 0x0fff).rom(); - map(0x5000, 0x50ff).ram(); -} - -void scc_state::main_io(address_map &map) -{ - map.global_mask(0x07); - map(0x00, 0x07).rw(FUNC(scc_state::input_r), FUNC(scc_state::control_w)); -} - - - -/****************************************************************************** - Input Ports -******************************************************************************/ - -static INPUT_PORTS_START( scc ) - PORT_START("IN.0") - PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_1) PORT_CODE(KEYCODE_1_PAD) PORT_NAME("Pawn") - PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_2) PORT_CODE(KEYCODE_2_PAD) PORT_NAME("Rook") - PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_3) PORT_CODE(KEYCODE_3_PAD) PORT_NAME("Knight") - PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_4) PORT_CODE(KEYCODE_4_PAD) PORT_NAME("Bishop") - PORT_BIT(0x10, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_5) PORT_CODE(KEYCODE_5_PAD) PORT_NAME("Queen") - PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_6) PORT_CODE(KEYCODE_6_PAD) PORT_NAME("King") - PORT_BIT(0x40, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_DEL) PORT_NAME("CL") - PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_R) PORT_NAME("RE") -INPUT_PORTS_END - - - -/****************************************************************************** - Machine Drivers -******************************************************************************/ - -void scc_state::scc(machine_config &config) -{ - /* basic machine hardware */ - Z80(config, m_maincpu, 3.9_MHz_XTAL); - m_maincpu->set_addrmap(AS_PROGRAM, &scc_state::main_map); - m_maincpu->set_addrmap(AS_IO, &scc_state::main_io); - - 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(100)); - - /* video hardware */ - PWM_DISPLAY(config, m_display).set_size(9, 8); - config.set_default_layout(layout_fidel_sc8); - - /* sound hardware */ - SPEAKER(config, "speaker").front_center(); - DAC_1BIT(config, m_dac).add_route(ALL_OUTPUTS, "speaker", 0.25); - VOLTAGE_REGULATOR(config, "vref").add_route(0, "dac", 1.0, DAC_VREF_POS_INPUT); -} - - - -/****************************************************************************** - ROM Definitions -******************************************************************************/ - -ROM_START( fscc8 ) // model SCC - ROM_REGION( 0x10000, "maincpu", 0 ) - ROM_LOAD( "101-32017", 0x0000, 0x1000, CRC(5340820d) SHA1(e3494c7624b3cacbbb9a0a8cc9e1ed3e00326dfd) ) // 2732 -ROM_END - -} // anonymous namespace - - - -/****************************************************************************** - Drivers -******************************************************************************/ - -// YEAR NAME PARENT CMP MACHINE INPUT STATE INIT COMPANY, FULLNAME, FLAGS -CONS( 1980, fscc8, 0, 0, scc, scc, scc_state, empty_init, "Fidelity Electronics", "Sensory Chess Challenger 8", MACHINE_SUPPORTS_SAVE | MACHINE_CLICKABLE_ARTWORK ) |