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Diffstat (limited to 'src/mame/drivers/chessmstdm.cpp')
-rw-r--r-- | src/mame/drivers/chessmstdm.cpp | 354 |
1 files changed, 0 insertions, 354 deletions
diff --git a/src/mame/drivers/chessmstdm.cpp b/src/mame/drivers/chessmstdm.cpp deleted file mode 100644 index 604945ae38a..00000000000 --- a/src/mame/drivers/chessmstdm.cpp +++ /dev/null @@ -1,354 +0,0 @@ -// license:BSD-3-Clause -// copyright-holders:Sandro Ronco, hap -/****************************************************************************** - -Chess-Master Diamond (G-5004-500), by VEB Mikroelektronik "Karl Marx" Erfurt - -The chess engine is a continuation of the older Chess-Master model. So it -plays quite weak when compared with other chess computers from 1987. - -PM10 and PM11 modules were included (not separate purchases). No other modules -were released. The player is supposed to hotswap them with the [CH M] option. - -Hardware notes: -- UA880 Z80 @ 4MHz -- 2*Z80 PIO -- 16KB ROM (2*U2364D), 3KB RAM (6*U224D) -- 4-digit 16seg display -- module slot for opening book/endgame -- chessboard with 64 hall sensors, 64+2 leds, beeper - -TODO: -- hotswapping module doesn't work since MAME forces a hard reset -- the 555 only connects to BSTB pin, why is the data_b_write workaround needed? - -******************************************************************************/ - -#include "emu.h" - -#include "bus/generic/slot.h" -#include "bus/generic/carts.h" -#include "cpu/z80/z80.h" -#include "machine/clock.h" -#include "machine/z80pio.h" -#include "machine/sensorboard.h" -#include "sound/beep.h" -#include "video/pwm.h" - -#include "softlist.h" -#include "speaker.h" - -// internal artwork -#include "chessmstdm.lh" - - -namespace { - -class chessmstdm_state : public driver_device -{ -public: - chessmstdm_state(const machine_config &mconfig, device_type type, const char *tag) : - driver_device(mconfig, type, tag), - m_maincpu(*this, "maincpu"), - m_pio(*this, "z80pio%u", 0), - m_board(*this, "board"), - m_led_pwm(*this, "led_pwm"), - m_digit_pwm(*this, "digit_pwm"), - m_beeper(*this, "beeper"), - m_inputs(*this, "IN.%u", 0), - m_digits(*this, "digit%u", 0U) - { } - - DECLARE_INPUT_CHANGED_MEMBER(monitor_button); - DECLARE_INPUT_CHANGED_MEMBER(view_button); - - void chessmstdm(machine_config &config); - -protected: - virtual void machine_start() override; - virtual void machine_reset() override; - -private: - required_device<z80_device> m_maincpu; - required_device_array<z80pio_device, 2> m_pio; - required_device<sensorboard_device> m_board; - required_device<pwm_display_device> m_led_pwm; - required_device<pwm_display_device> m_digit_pwm; - required_device<beep_device> m_beeper; - required_ioport_array<2> m_inputs; - output_finder<4> m_digits; - - void chessmstdm_mem(address_map &map); - void chessmstdm_io(address_map &map); - - void reset_w(u8 data = 0); - u8 reset_r(); - void digits_w(u8 data); - void pio1_port_a_w(u8 data); - void pio1_port_b_w(u8 data); - u8 pio2_port_a_r(); - void pio2_port_b_w(u8 data); - - void update_leds(); - void update_digits(); - - u16 m_matrix = 0; - u8 m_led_data = 0; - u8 m_direct_leds = 0; - u8 m_digit_matrix = 0; - int m_digit_dot = 0; - u16 m_digit_data = 0; -}; - -void chessmstdm_state::machine_start() -{ - m_digits.resolve(); - - // register for savestates - save_item(NAME(m_matrix)); - save_item(NAME(m_direct_leds)); - save_item(NAME(m_led_data)); - save_item(NAME(m_digit_matrix)); - save_item(NAME(m_digit_dot)); - save_item(NAME(m_digit_data)); -} - -void chessmstdm_state::machine_reset() -{ - // reset digit shift registers - m_digit_data = 0; - update_digits(); -} - - - -/****************************************************************************** - I/O -******************************************************************************/ - -void chessmstdm_state::reset_w(u8 data) -{ - // accessing 9cxx asserts a reset - m_maincpu->set_input_line(INPUT_LINE_RESET, ASSERT_LINE); - machine_reset(); -} - -u8 chessmstdm_state::reset_r() -{ - if (!machine().side_effects_disabled()) - reset_w(); - - return 0xff; -} - -void chessmstdm_state::update_digits() -{ - u16 digit_data = bitswap<16>(m_digit_data, 3,5,12,10,14,1,2,13,8,6,11,15,7,9,4,0); - m_digit_pwm->matrix(m_digit_matrix, digit_data | (m_digit_dot << 16)); -} - -void chessmstdm_state::digits_w(u8 data) -{ - // d0-d3: shift digit segment data into 4015 shift registers - m_digit_data = (m_digit_data << 4) | (data & 0x0f); - - // d4-d7: digit select - m_digit_matrix = (data >> 4) & 0x0f; - update_digits(); -} - -void chessmstdm_state::update_leds() -{ - m_led_pwm->matrix((m_matrix & 0xff) | (m_direct_leds << 8), m_led_data); -} - -void chessmstdm_state::pio1_port_a_w(u8 data) -{ - // d0-d7: chessboard led data - m_led_data = ~data; - update_leds(); -} - -void chessmstdm_state::pio1_port_b_w(u8 data) -{ - // d2: input mux highest bit - m_matrix = (m_matrix & 0xff) | ((data & 0x04) << 6); - - // d3: enable beeper - m_beeper->set_state(BIT(data, 3)); - - // d4: digits DP - m_digit_dot = BIT(data, 4); - update_digits(); - - // d5: monitor led, d6: playmode led - m_direct_leds = data >> 5 & 3; - update_leds(); - - // d4 and d7 also go to cartslot, but unused -} - -u8 chessmstdm_state::pio2_port_a_r() -{ - u8 data = 0; - - // read chessboard sensors - for (int i = 0; i < 8; i++) - if (BIT(m_matrix, i)) - data |= m_board->read_file(i); - - // read other buttons - if (m_matrix & 0x100) - data |= m_inputs[0]->read(); - - return ~data; -} - -void chessmstdm_state::pio2_port_b_w(u8 data) -{ - // d0-d7: input mux/led select - m_matrix = (data & 0xff) | (m_matrix & ~0xff); - update_leds(); -} - - - -/****************************************************************************** - Address Maps -******************************************************************************/ - -void chessmstdm_state::chessmstdm_mem(address_map &map) -{ - map.unmap_value_high(); - map(0x0000, 0x3fff).rom(); - map(0x4000, 0x7fff).r("cartslot", FUNC(generic_slot_device::read_rom)); - map(0x8000, 0x8bff).ram(); - map(0x9c00, 0x9c00).mirror(0x0300).rw(FUNC(chessmstdm_state::reset_r), FUNC(chessmstdm_state::reset_w)); -} - -void chessmstdm_state::chessmstdm_io(address_map &map) -{ - map.unmap_value_high(); - map.global_mask(0x7f); - //map(0x00, 0x03).mirror(0x70) read/write to both PIOs, but not used by software - map(0x04, 0x07).mirror(0x70).rw(m_pio[0], FUNC(z80pio_device::read), FUNC(z80pio_device::write)); - map(0x08, 0x0b).mirror(0x70).rw(m_pio[1], FUNC(z80pio_device::read), FUNC(z80pio_device::write)); - map(0x4c, 0x4c).mirror(0x33).w(FUNC(chessmstdm_state::digits_w)); -} - - - -/****************************************************************************** - Input Ports -******************************************************************************/ - -INPUT_CHANGED_MEMBER(chessmstdm_state::monitor_button) -{ - // releasing monitor button clears reset - if (!newval && oldval) - m_maincpu->set_input_line(INPUT_LINE_RESET, CLEAR_LINE); - - view_button(field, param, oldval, newval); -} - -INPUT_CHANGED_MEMBER(chessmstdm_state::view_button) -{ - // pressing both monitor+view buttons buttons causes a reset - if ((m_inputs[1]->read() & 0x03) == 0x03) - reset_w(); -} - -static INPUT_PORTS_START( chessmstdm ) - PORT_START("IN.0") - PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("Move Fore") PORT_CODE(KEYCODE_RIGHT) - PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("Move Back") PORT_CODE(KEYCODE_LEFT) - PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("Board") PORT_CODE(KEYCODE_B) - PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("Match / Time") PORT_CODE(KEYCODE_M) - PORT_BIT(0x10, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("Parameter / Information") PORT_CODE(KEYCODE_I) - PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("Selection / Dialogue") PORT_CODE(KEYCODE_S) - PORT_BIT(0x40, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("Function / Notation") PORT_CODE(KEYCODE_F) - PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("Enter") PORT_CODE(KEYCODE_ENTER) PORT_CODE(KEYCODE_ENTER_PAD) - - PORT_START("IN.1") - PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("Monitor") PORT_CODE(KEYCODE_F1) PORT_CHANGED_MEMBER(DEVICE_SELF, chessmstdm_state, monitor_button, 0) - PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_NAME("View") PORT_CODE(KEYCODE_F2) PORT_CHANGED_MEMBER(DEVICE_SELF, chessmstdm_state, view_button, 0) -INPUT_PORTS_END - - - -/****************************************************************************** - Machine Configs -******************************************************************************/ - -static const z80_daisy_config chessmstdm_daisy_chain[] = -{ - { "z80pio1" }, - { nullptr } -}; - -void chessmstdm_state::chessmstdm(machine_config &config) -{ - // basic machine hardware - Z80(config, m_maincpu, 8_MHz_XTAL / 2); - m_maincpu->set_addrmap(AS_PROGRAM, &chessmstdm_state::chessmstdm_mem); - m_maincpu->set_addrmap(AS_IO, &chessmstdm_state::chessmstdm_io); - m_maincpu->set_daisy_config(chessmstdm_daisy_chain); - - auto &strobe(CLOCK(config, "strobe", 500)); // from 555 timer, 50% duty - strobe.signal_handler().set(m_pio[1], FUNC(z80pio_device::strobe_b)); - strobe.signal_handler().append([this](int) { m_pio[1]->data_b_write(m_matrix); }); - - Z80PIO(config, m_pio[0], 8_MHz_XTAL / 2); - m_pio[0]->out_pa_callback().set(FUNC(chessmstdm_state::pio1_port_a_w)); - m_pio[0]->out_pb_callback().set(FUNC(chessmstdm_state::pio1_port_b_w)); - m_pio[0]->in_pb_callback().set_ioport("IN.1"); - - Z80PIO(config, m_pio[1], 8_MHz_XTAL / 2); - m_pio[1]->out_int_callback().set_inputline(m_maincpu, INPUT_LINE_IRQ0); - m_pio[1]->in_pa_callback().set(FUNC(chessmstdm_state::pio2_port_a_r)); - m_pio[1]->out_pb_callback().set(FUNC(chessmstdm_state::pio2_port_b_w)); - - SENSORBOARD(config, m_board); - m_board->set_type(sensorboard_device::MAGNETS); - 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_digit_pwm).set_size(4, 17); - m_digit_pwm->set_segmask(0xf, 0x1ffff); - m_digit_pwm->output_digit().set([this](offs_t offset, u64 data) { m_digits[offset] = data; }); - - PWM_DISPLAY(config, m_led_pwm).set_size(8+2, 8); - config.set_default_layout(layout_chessmstdm); - - // sound hardware - SPEAKER(config, "speaker").front_center(); - BEEP(config, m_beeper, 1000).add_route(ALL_OUTPUTS, "speaker", 0.25); - - // cartridge - GENERIC_CARTSLOT(config, "cartslot", generic_plain_slot, "chessmstdm_cart"); - SOFTWARE_LIST(config, "cart_list").set_original("chessmstdm"); -} - - - -/****************************************************************************** - ROM Definitions -******************************************************************************/ - -ROM_START( chessmstdm ) - ROM_REGION( 0x4000, "maincpu", 0 ) - ROM_LOAD("002.d224", 0x0000, 0x2000, CRC(bed56fef) SHA1(dad0f8ddbd9b10013a5bdcc09ee6db39cfb26b78) ) // U2364D45 - ROM_LOAD("201.d225", 0x2000, 0x2000, CRC(c9dc7f29) SHA1(a3e1b66d0e15ffe83a9165d15c4a83013852c2fe) ) // " -ROM_END - -} // anonymous namespace - - - -/****************************************************************************** - Drivers -******************************************************************************/ - -// YEAR NAME PARENT COMPAT MACHINE INPUT CLASS INIT COMPANY FULLNAME FLAGS -CONS( 1987, chessmstdm, 0, 0, chessmstdm, chessmstdm, chessmstdm_state, empty_init, "VEB Mikroelektronik \"Karl Marx\" Erfurt", "Chess-Master Diamond", MACHINE_SUPPORTS_SAVE | MACHINE_CLICKABLE_ARTWORK ) |