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Diffstat (limited to 'src/mame/drivers/sc2.cpp')
-rw-r--r-- | src/mame/drivers/sc2.cpp | 268 |
1 files changed, 0 insertions, 268 deletions
diff --git a/src/mame/drivers/sc2.cpp b/src/mame/drivers/sc2.cpp deleted file mode 100644 index a02ef31e703..00000000000 --- a/src/mame/drivers/sc2.cpp +++ /dev/null @@ -1,268 +0,0 @@ -// license:BSD-3-Clause -// copyright-holders:Sandro Ronco, hap -/*************************************************************************** - -Schachcomputer SC 2 driver - -VEB Mikroelektronik's 2nd chess computer. The chess program is based on -Fidelity Chess Challenger 10(C?). - -3 versions known: initial version, revision E, revision EP. - -Schachcomputer SC 1 was canceled before wide release, it's assumed to -be on similar hardware(but PCB photos show 10 ROM chips instead of 9). - -keypad legend: - -R - Rückstellen (reset) -K - Programmstufen (level) -W - Figurenwahl (white/black) -P - Problemeingabe (problem mode) -T - Tonabschaltung (sound on/off) -L - Löschen (clear) -Q - Quittierung (enter) - -Fidelity CC10 synonyms: RE, LV, RV, PB, ♪, CL, EN - -****************************************************************************/ - -#include "emu.h" -#include "cpu/z80/z80.h" -#include "machine/z80pio.h" -#include "machine/sensorboard.h" -#include "video/pwm.h" -#include "sound/dac.h" -#include "sound/volt_reg.h" -#include "speaker.h" - -#include "sc2.lh" - - -namespace { - -class sc2_state : public driver_device -{ -public: - sc2_state(const machine_config &mconfig, device_type type, const char *tag) : - driver_device(mconfig, type, tag), - m_maincpu(*this, "maincpu"), - m_pio(*this, "z80pio"), - m_display(*this, "display"), - m_dac(*this, "dac"), - m_inputs(*this, "IN.%u", 0) - { } - - void sc2(machine_config &config); - - // Rückstellen is also tied to CPU RESET - DECLARE_INPUT_CHANGED_MEMBER(reset_button) { m_maincpu->set_input_line(INPUT_LINE_RESET, newval ? ASSERT_LINE : CLEAR_LINE); } - -protected: - virtual void machine_start() override; - -private: - required_device<cpu_device> m_maincpu; - required_device<z80pio_device> m_pio; - required_device<pwm_display_device> m_display; - required_device<dac_bit_interface> m_dac; - required_ioport_array<4> m_inputs; - - void main_io(address_map &map); - void main_map(address_map &map); - - u8 m_inp_mux; - u8 m_digit_data; - - void update_display(); - DECLARE_READ8_MEMBER(pio_port_b_r); - DECLARE_WRITE8_MEMBER(pio_port_a_w); - DECLARE_WRITE8_MEMBER(pio_port_b_w); - template<int State> DECLARE_READ8_MEMBER(speaker_w); -}; - -void sc2_state::machine_start() -{ - // zerofill - m_inp_mux = 0; - m_digit_data = 0; - - // register for savestates - save_item(NAME(m_inp_mux)); - save_item(NAME(m_digit_data)); -} - - - -/****************************************************************************** - I/O -******************************************************************************/ - -void sc2_state::update_display() -{ - m_display->matrix(~m_inp_mux, m_digit_data); -} - -READ8_MEMBER(sc2_state::pio_port_b_r) -{ - u8 data = 0; - - // read keypad - for (int i = 0; i < 4; i++) - if (BIT(m_inp_mux, i)) - data |= m_inputs[i]->read(); - - return data << 4 | 0xf; -} - -WRITE8_MEMBER(sc2_state::pio_port_a_w) -{ - // digit segment data - m_digit_data = bitswap<8>(data,7,0,1,2,3,4,5,6); - update_display(); -} - -WRITE8_MEMBER(sc2_state::pio_port_b_w) -{ - // d0-d3: keypad mux(active high), led mux(active low) - m_inp_mux = data; - update_display(); -} - -template<int State> -READ8_MEMBER(sc2_state::speaker_w) -{ - if (!machine().side_effects_disabled()) - m_dac->write(State); - - return 0xff; -} - - - -/****************************************************************************** - Address Maps -******************************************************************************/ - -void sc2_state::main_map(address_map &map) -{ - map(0x0000, 0x0fff).rom(); - map(0x1000, 0x13ff).ram(); - map(0x2000, 0x33ff).rom(); - map(0x3400, 0x3400).r(FUNC(sc2_state::speaker_w<1>)); - map(0x3c00, 0x3c00).r(FUNC(sc2_state::speaker_w<0>)); -} - -void sc2_state::main_io(address_map &map) -{ - map.global_mask(0xff); - map(0x00, 0x03).mirror(0xfc).rw(m_pio, FUNC(z80pio_device::read), FUNC(z80pio_device::write)); -} - - - -/****************************************************************************** - Input Ports -******************************************************************************/ - -static INPUT_PORTS_START( sc2 ) - PORT_START("IN.0") - PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_UNUSED) - PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("T") PORT_CODE(KEYCODE_T) - PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("L") PORT_CODE(KEYCODE_L) PORT_CODE(KEYCODE_DEL) PORT_CODE(KEYCODE_BACKSPACE) - PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("Q") PORT_CODE(KEYCODE_Q) PORT_CODE(KEYCODE_ENTER) PORT_CODE(KEYCODE_ENTER_PAD) - - PORT_START("IN.1") - PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("A1") PORT_CODE(KEYCODE_1) PORT_CODE(KEYCODE_1_PAD) PORT_CODE(KEYCODE_A) - PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("B2") PORT_CODE(KEYCODE_2) PORT_CODE(KEYCODE_2_PAD) PORT_CODE(KEYCODE_B) - PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("C3") PORT_CODE(KEYCODE_3) PORT_CODE(KEYCODE_3_PAD) PORT_CODE(KEYCODE_C) - PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("D4") PORT_CODE(KEYCODE_4) PORT_CODE(KEYCODE_4_PAD) PORT_CODE(KEYCODE_D) - - PORT_START("IN.2") - PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("E5") PORT_CODE(KEYCODE_5) PORT_CODE(KEYCODE_5_PAD) PORT_CODE(KEYCODE_E) - PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("F6") PORT_CODE(KEYCODE_6) PORT_CODE(KEYCODE_6_PAD) PORT_CODE(KEYCODE_F) - PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("G7") PORT_CODE(KEYCODE_7) PORT_CODE(KEYCODE_7_PAD) PORT_CODE(KEYCODE_G) - PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("H8") PORT_CODE(KEYCODE_8) PORT_CODE(KEYCODE_8_PAD) PORT_CODE(KEYCODE_H) - - PORT_START("IN.3") - PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("K") PORT_CODE(KEYCODE_K) - PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("W") PORT_CODE(KEYCODE_W) - PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("R") PORT_CODE(KEYCODE_R) PORT_CHANGED_MEMBER(DEVICE_SELF, sc2_state, reset_button, 0) - PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("P") PORT_CODE(KEYCODE_O) -INPUT_PORTS_END - - - -/****************************************************************************** - Machine Drivers -******************************************************************************/ - -void sc2_state::sc2(machine_config &config) -{ - /* basic machine hardware */ - Z80(config, m_maincpu, 9.8304_MHz_XTAL/4); // U880 Z80 clone - m_maincpu->set_addrmap(AS_PROGRAM, &sc2_state::main_map); - m_maincpu->set_addrmap(AS_IO, &sc2_state::main_io); - - Z80PIO(config, m_pio, 9.8304_MHz_XTAL/4); - m_pio->out_pa_callback().set(FUNC(sc2_state::pio_port_a_w)); - m_pio->in_pb_callback().set(FUNC(sc2_state::pio_port_b_r)); - m_pio->out_pb_callback().set(FUNC(sc2_state::pio_port_b_w)); - - // built-in chessboard is not electronic - sensorboard_device &board(SENSORBOARD(config, "board").set_type(sensorboard_device::NOSENSORS)); - board.init_cb().set("board", FUNC(sensorboard_device::preset_chess)); - - /* video hardware */ - PWM_DISPLAY(config, m_display).set_size(4, 8); - m_display->set_segmask(0xf, 0x7f); - config.set_default_layout(layout_sc2); - - /* 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( sc2 ) - ROM_REGION( 0x10000, "maincpu", ROMREGION_ERASEFF ) - ROM_LOAD( "bm008.bin", 0x0000, 0x0400, CRC(3023ea82) SHA1(07020d153d802c672c39e1af3c716dbe35e23f08) ) - ROM_LOAD( "bm009.bin", 0x0400, 0x0400, CRC(6a34814e) SHA1(e58ae6615297b028db135a48a8f9e186a4220f4f) ) - ROM_LOAD( "bm010.bin", 0x0800, 0x0400, CRC(deab0373) SHA1(81c9a7197eef8d9131e47ecd2ec35b943caee54e) ) - ROM_LOAD( "bm011.bin", 0x0c00, 0x0400, CRC(c8282339) SHA1(8d6b8861281e967a77609b6d77e80afd47d28ed2) ) - ROM_LOAD( "bm012.bin", 0x2000, 0x0400, CRC(2e6a4294) SHA1(7b9bd191c9ec73139a65c3a339ab88e1f3eb5ed2) ) - ROM_LOAD( "bm013.bin", 0x2400, 0x0400, CRC(3e02eb42) SHA1(2e4a9a8fd04c202c9518550d7e8cf9bfea394153) ) - ROM_LOAD( "bm014.bin", 0x2800, 0x0400, CRC(538d449e) SHA1(c4186995b69e97740e01eaff84a20d49d03d180f) ) - ROM_LOAD( "bm015.bin", 0x2c00, 0x0400, CRC(b4991dca) SHA1(6a6cdddf5c4afa24773acf693f58c34b99c8d328) ) - ROM_LOAD( "bm037.bin", 0x3000, 0x0400, CRC(2b67faf1) SHA1(5c65734acaeb766240dbd492a774c56fcfc382f7) ) -ROM_END - -ROM_START( sc2a ) - ROM_REGION( 0x10000, "maincpu", ROMREGION_ERASEFF ) - ROM_LOAD( "bm008.bin", 0x0000, 0x0400, CRC(3023ea82) SHA1(07020d153d802c672c39e1af3c716dbe35e23f08) ) - ROM_LOAD( "bm009.bin", 0x0400, 0x0400, CRC(6a34814e) SHA1(e58ae6615297b028db135a48a8f9e186a4220f4f) ) - ROM_LOAD( "bm010.bin", 0x0800, 0x0400, CRC(deab0373) SHA1(81c9a7197eef8d9131e47ecd2ec35b943caee54e) ) - ROM_LOAD( "bm011.bin", 0x0c00, 0x0400, CRC(c8282339) SHA1(8d6b8861281e967a77609b6d77e80afd47d28ed2) ) - ROM_LOAD( "bm012.bin", 0x2000, 0x0400, CRC(2e6a4294) SHA1(7b9bd191c9ec73139a65c3a339ab88e1f3eb5ed2) ) - ROM_LOAD( "bm013.bin", 0x2400, 0x0400, CRC(3e02eb42) SHA1(2e4a9a8fd04c202c9518550d7e8cf9bfea394153) ) - ROM_LOAD( "bm014.bin", 0x2800, 0x0400, CRC(538d449e) SHA1(c4186995b69e97740e01eaff84a20d49d03d180f) ) - ROM_LOAD( "bm015.bin", 0x2c00, 0x0400, CRC(b4991dca) SHA1(6a6cdddf5c4afa24773acf693f58c34b99c8d328) ) - ROM_LOAD( "bm016.bin", 0x3000, 0x0400, CRC(4fe0853a) SHA1(c2253e320778b0ea468fb54f26ae83d07f9700e6) ) -ROM_END - -} // anonymous namespace - - - -/****************************************************************************** - Drivers -******************************************************************************/ - -// YEAR NAME PARENT COMPAT MACHINE INPUT CLASS INIT COMPANY, FULLNAME, FLAGS -COMP( 1981, sc2, 0, 0, sc2, sc2, sc2_state, empty_init, "VEB Mikroelektronik Erfurt", "Schachcomputer SC 2 (rev. E)", MACHINE_SUPPORTS_SAVE | MACHINE_CLICKABLE_ARTWORK ) -COMP( 1981, sc2a, sc2, 0, sc2, sc2, sc2_state, empty_init, "VEB Mikroelektronik Erfurt", "Schachcomputer SC 2", MACHINE_SUPPORTS_SAVE | MACHINE_CLICKABLE_ARTWORK ) |