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Diffstat (limited to 'src/mame/drivers/fidel_desdis.cpp')
-rw-r--r--src/mame/drivers/fidel_desdis.cpp402
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diff --git a/src/mame/drivers/fidel_desdis.cpp b/src/mame/drivers/fidel_desdis.cpp
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-// license:BSD-3-Clause
-// copyright-holders:hap
-// thanks-to:Berger, yoyo_chessboard
-/******************************************************************************
-
-Fidelity Designer Display series, 6502 and 68000
-(6502-based displayless Designer is in fidel_excel.cpp)
-
-*******************************************************************************
-
-Designer 2100 Display (model 6106) overview:
-- 8KB RAM(MS6264L-10), 2*32KB ROM(27C256)
-- WDC W65C02P-6 CPU, 6MHz XTAL
-- 4-digit LCD panel
-- PCB label 510.1130A01
-
-Designer 2000 Display (model 6105): same hardware, no bookrom, 3MHz
-
-*******************************************************************************
-
-Designer Mach III Master 2265 (model 6113) overview:
-- 80KB RAM(2*KM6264AL-10, 2*KM62256AP-10), 64KB ROM(2*WSI 27C256L-12)
-- MC68HC000P12F CPU, 16MHz XTAL
-- IRQ(IPL2) from 555 timer, 1.67ms low, 6us high
-- PCB label 510.1134A02
-
-ROM address/data lines are scrambled, presumed for easy placement on PCB and not
-for obfuscation. I/O is nearly the same as Designer Display on 6502 hardware.
-
-Designer Mach IV Master 2325 (model 6129) overview:
-- 32KB(4*P5164-70) + 512KB(TC518512PL-80) RAM, 64KB ROM(TMS 27C512-120JL)
-- MC68EC020RP25 CPU, 20MHz XTAL
-- PCB label 510.1149A01
-- It has a green "Shift" led instead of red, and ROM is not scrambled.
-
-******************************************************************************/
-
-#include "emu.h"
-#include "cpu/m6502/r65c02.h"
-#include "cpu/m6502/m65sc02.h"
-#include "cpu/m68000/m68000.h"
-#include "machine/sensorboard.h"
-#include "machine/timer.h"
-#include "sound/dac.h"
-#include "video/pwm.h"
-#include "speaker.h"
-
-// internal artwork
-#include "fidel_desdis.lh" // clickable
-#include "fidel_desdis_68kg.lh" // clickable
-#include "fidel_desdis_68kr.lh" // clickable
-
-
-namespace {
-
-// Designer Display / shared
-
-class desdis_state : public driver_device
-{
-public:
- desdis_state(const machine_config &mconfig, device_type type, const char *tag) :
- driver_device(mconfig, type, tag),
- m_maincpu(*this, "maincpu"),
- m_irq_on(*this, "irq_on"),
- m_rombank(*this, "rombank"),
- m_board(*this, "board"),
- m_display(*this, "display"),
- m_dac(*this, "dac"),
- m_inputs(*this, "IN.0")
- { }
-
- // machine configs
- void fdes2000d(machine_config &config);
- void fdes2100d(machine_config &config);
-
- void init_fdes2100d();
-
-protected:
- virtual void machine_start() override;
-
- // devices/pointers
- required_device<cpu_device> m_maincpu;
- required_device<timer_device> m_irq_on;
- optional_memory_bank m_rombank;
- 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 fdes2100d_map(address_map &map);
-
- // periodic interrupts
- template<int Line> TIMER_DEVICE_CALLBACK_MEMBER(irq_on) { m_maincpu->set_input_line(Line, ASSERT_LINE); }
- template<int Line> TIMER_DEVICE_CALLBACK_MEMBER(irq_off) { m_maincpu->set_input_line(Line, CLEAR_LINE); }
-
- // I/O handlers
- void update_lcd();
- virtual void control_w(offs_t offset, u8 data);
- virtual void lcd_w(offs_t offset, u8 data);
- virtual u8 input_r(offs_t offset);
-
- u8 m_select = 0;
- u32 m_lcd_data = 0;
-};
-
-void desdis_state::init_fdes2100d()
-{
- m_rombank->configure_entries(0, 2, memregion("rombank")->base(), 0x4000);
-}
-
-void desdis_state::machine_start()
-{
- // register for savestates
- save_item(NAME(m_select));
- save_item(NAME(m_lcd_data));
-}
-
-// Designer Master
-
-class desmas_state : public desdis_state
-{
-public:
- desmas_state(const machine_config &mconfig, device_type type, const char *tag) :
- desdis_state(mconfig, type, tag)
- { }
-
- // machine configs
- void fdes2265(machine_config &config);
- void fdes2325(machine_config &config);
-
- void init_fdes2265();
-
-private:
- // address maps
- void fdes2265_map(address_map &map);
- void fdes2325_map(address_map &map);
-
- // I/O handlers, slightly different (control_w is d0 instead of d7)
- virtual void control_w(offs_t offset, u8 data) override { desdis_state::control_w(offset, data << 7); }
-};
-
-void desmas_state::init_fdes2265()
-{
- u16 *rom = (u16*)memregion("maincpu")->base();
- const u32 len = memregion("maincpu")->bytes() / 2;
-
- // descramble data lines
- for (int i = 0; i < len; i++)
- rom[i] = bitswap<16>(rom[i], 15,14,8,13,9,12,10,11, 3,4,5,7,6,0,1,2);
-
- // descramble address lines
- std::vector<u16> buf(len);
- memcpy(&buf[0], rom, len*2);
- for (int i = 0; i < len; i++)
- rom[i] = buf[bitswap<24>(i, 23,22,21,20,19,18,17,16, 15,14,13,12,11,8,10,9, 7,6,5,4,3,2,1,0)];
-}
-
-
-
-/******************************************************************************
- I/O
-******************************************************************************/
-
-// TTL/generic
-
-void desdis_state::update_lcd()
-{
- u8 mask = (m_select & 8) ? 0 : 0xff;
- for (int i = 0; i < 4; i++)
- m_display->write_row(i+2, (m_lcd_data >> (8*i) & 0xff) ^ mask);
-
- m_display->update();
-}
-
-void desdis_state::control_w(offs_t offset, u8 data)
-{
- // a0-a2,d7: 74259
- u8 mask = 1 << offset;
- m_select = (m_select & ~mask) | ((data & 0x80) ? mask : 0);
-
- // 74259 Q4-Q7: 7442 a0-a3
- // 7442 0-8: led data, input mux
- u16 sel = 1 << (m_select >> 4 & 0xf);
- u16 led_data = sel & 0x1ff;
-
- // 7442 9: speaker out
- m_dac->write(BIT(sel, 9));
-
- // 74259 Q0,Q1: led select (active low)
- m_display->matrix_partial(0, 2, ~m_select & 3, led_data, false);
-
- // 74259 Q2: book rom A14
- if (m_rombank != nullptr)
- m_rombank->set_entry(~m_select >> 2 & 1);
-
- // 74259 Q3: lcd polarity
- update_lcd();
-}
-
-void desdis_state::lcd_w(offs_t offset, u8 data)
-{
- // a0-a2,d0-d3: 4*74259 to lcd digit segments
- u32 mask = bitswap<8>(1 << offset,3,7,6,0,1,2,4,5);
- for (int i = 0; i < 4; i++)
- {
- m_lcd_data = (m_lcd_data & ~mask) | ((data >> i & 1) ? 0 : mask);
- mask <<= 8;
- }
-
- update_lcd();
-}
-
-u8 desdis_state::input_r(offs_t offset)
-{
- u8 sel = m_select >> 4 & 0xf;
- u8 data = 0;
-
- // a0-a2,d7: multiplexed inputs (active low)
- // read chessboard sensors
- if (sel < 8)
- data = m_board->read_rank(sel ^ 7, true);
-
- // read button panel
- else if (sel == 8)
- data = m_inputs->read();
-
- return (data >> offset & 1) ? 0 : 0x80;
-}
-
-
-
-/******************************************************************************
- Address Maps
-******************************************************************************/
-
-void desdis_state::fdes2100d_map(address_map &map)
-{
- map(0x0000, 0x1fff).ram();
- map(0x2000, 0x2007).mirror(0x1ff8).rw(FUNC(desdis_state::input_r), FUNC(desdis_state::control_w));
- map(0x4000, 0x7fff).bankr("rombank");
- map(0x6000, 0x6007).mirror(0x1ff8).w(FUNC(desdis_state::lcd_w));
- map(0x8000, 0xffff).rom();
-}
-
-void desmas_state::fdes2265_map(address_map &map)
-{
- map.unmap_value_high();
- map(0x000000, 0x00ffff).rom();
- map(0x000000, 0x00000f).w(FUNC(desmas_state::lcd_w)).umask16(0x00ff);
- map(0x044000, 0x047fff).ram();
- map(0x100000, 0x10ffff).ram();
- map(0x140000, 0x14000f).r(FUNC(desmas_state::input_r)).umask16(0xff00);
- map(0x140000, 0x14000f).w(FUNC(desmas_state::control_w)).umask16(0x00ff);
-}
-
-void desmas_state::fdes2325_map(address_map &map)
-{
- map.unmap_value_high();
- map(0x000000, 0x00ffff).rom();
- map(0x100000, 0x10000f).w(FUNC(desmas_state::lcd_w)).umask32(0x00ff00ff);
- map(0x140000, 0x14000f).w(FUNC(desmas_state::control_w)).umask32(0x00ff00ff);
- map(0x180000, 0x18000f).r(FUNC(desmas_state::input_r)).umask32(0xff00ff00);
- map(0x300000, 0x37ffff).ram();
- map(0x500000, 0x507fff).ram();
-}
-
-
-
-/******************************************************************************
- Input Ports
-******************************************************************************/
-
-static INPUT_PORTS_START( desdis )
- PORT_START("IN.0")
- PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_DEL) PORT_NAME("Clear")
- PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_H) PORT_NAME("Move / Alternate")
- PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_G) PORT_NAME("Hint / Info")
- PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_F) PORT_NAME("Take Back / Replay")
- PORT_BIT(0x10, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_C) PORT_NAME("Level / New")
- PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_B) PORT_NAME("Option / Time")
- PORT_BIT(0x40, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_A) PORT_NAME("Verify / Problem")
- PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_S) PORT_NAME("Shift")
-INPUT_PORTS_END
-
-
-
-/******************************************************************************
- Machine Configs
-******************************************************************************/
-
-void desdis_state::fdes2100d(machine_config &config)
-{
- /* basic machine hardware */
- M65C02(config, m_maincpu, 6_MHz_XTAL); // W65C02P-6
- m_maincpu->set_addrmap(AS_PROGRAM, &desdis_state::fdes2100d_map);
-
- const attotime irq_period = attotime::from_hz(600); // from 556 timer (22nF, 102K, 1K), ideal frequency is 600Hz
- TIMER(config, m_irq_on).configure_periodic(FUNC(desdis_state::irq_on<M6502_IRQ_LINE>), irq_period);
- m_irq_on->set_start_delay(irq_period - attotime::from_nsec(15250)); // active for 15.25us
- TIMER(config, "irq_off").configure_periodic(FUNC(desdis_state::irq_off<M6502_IRQ_LINE>), irq_period);
-
- 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+4, 9);
- m_display->set_segmask(0x3c, 0x7f);
- config.set_default_layout(layout_fidel_desdis);
-
- /* sound hardware */
- SPEAKER(config, "speaker").front_center();
- DAC_1BIT(config, m_dac).add_route(ALL_OUTPUTS, "speaker", 0.25);
-}
-
-void desdis_state::fdes2000d(machine_config &config)
-{
- fdes2100d(config);
-
- /* basic machine hardware */
- R65C02(config.replace(), m_maincpu, 3_MHz_XTAL); // R65C02P3
- m_maincpu->set_addrmap(AS_PROGRAM, &desdis_state::fdes2100d_map);
-}
-
-void desmas_state::fdes2265(machine_config &config)
-{
- fdes2100d(config);
-
- /* basic machine hardware */
- M68000(config.replace(), m_maincpu, 16_MHz_XTAL); // MC68HC000P12F
- m_maincpu->set_addrmap(AS_PROGRAM, &desmas_state::fdes2265_map);
-
- const attotime irq_period = attotime::from_hz(600); // from 555 timer, ideal frequency is 600Hz (measured 597Hz)
- TIMER(config.replace(), m_irq_on).configure_periodic(FUNC(desmas_state::irq_on<M68K_IRQ_4>), irq_period);
- m_irq_on->set_start_delay(irq_period - attotime::from_usec(6)); // active for 6us
- TIMER(config.replace(), "irq_off").configure_periodic(FUNC(desmas_state::irq_off<M68K_IRQ_4>), irq_period);
-
- config.set_default_layout(layout_fidel_desdis_68kr);
-}
-
-void desmas_state::fdes2325(machine_config &config)
-{
- fdes2265(config);
-
- /* basic machine hardware */
- M68EC020(config.replace(), m_maincpu, 20_MHz_XTAL); // MC68EC020RP25
- m_maincpu->set_addrmap(AS_PROGRAM, &desmas_state::fdes2325_map);
-
- config.set_default_layout(layout_fidel_desdis_68kg);
-}
-
-
-
-/******************************************************************************
- ROM Definitions
-******************************************************************************/
-
-ROM_START( fdes2100d ) // model 6106, PCB label 510.1130A01 - this dump came from a post-release bugfix by Fidelity
- ROM_REGION( 0x10000, "maincpu", 0 )
- ROM_LOAD("i9_orange.ic9", 0x8000, 0x8000, CRC(83fec02a) SHA1(6f43ab05bc605061989b05d0592dbd184efff9d4) ) // WSI 27C256L-12
-
- ROM_REGION( 0x8000, "rombank", 0 )
- ROM_LOAD("bk3_white.ic10", 0x0000, 0x8000, CRC(3857cc35) SHA1(f073dafb9fd885c7ddb7fbff10e3653f343ef1c6) ) // WSI 27C256L-12
-ROM_END
-
-ROM_START( fdes2000d ) // model 6105, PCB label 510.1130A01
- ROM_REGION( 0x10000, "maincpu", 0 )
- ROM_LOAD("27c256.ic9", 0x8000, 0x8000, CRC(b136d1a1) SHA1(8438790a62f45284ff33a0255c5c89f526726d3e) ) // 27C256, no label
-
- ROM_REGION( 0x8000, "rombank", ROMREGION_ERASEFF ) // no rom in ic10
-ROM_END
-
-
-ROM_START( fdes2265 ) // model 6113, PCB label 510.1134A02
- ROM_REGION16_BE( 0x10000, "maincpu", 0 )
- ROM_LOAD16_BYTE("13e_red.ic11", 0x00000, 0x08000, CRC(15a35628) SHA1(8213862e129951c6943a80f73cd0b63a31bb1357) ) // 27c256
- ROM_LOAD16_BYTE("13o_blue.ic10", 0x00001, 0x08000, CRC(81ce7ab2) SHA1(f01a70bcf2fbfe66c7a77d3c4437d897e5cc682d) ) // "
-ROM_END
-
-ROM_START( fdes2325 ) // model 6129, PCB label 510.1149A01
- ROM_REGION( 0x10000, "maincpu", 0 )
- ROM_LOAD("61_29_white.ic10", 0x00000, 0x10000, CRC(f74157e1) SHA1(87f3f2d584e292f81593e053240d022cc477834d) ) // 27c512
-
- ROM_REGION( 0x100, "pals", 0 )
- ROM_LOAD("101-1097a01.ic19", 0x000, 0x100, NO_DUMP ) // PALCE16V8Q-25PC
-ROM_END
-
-} // anonymous namespace
-
-
-
-/******************************************************************************
- Drivers
-******************************************************************************/
-
-// YEAR NAME PARENT CMP MACHINE INPUT STATE INIT COMPANY, FULLNAME, FLAGS
-CONS( 1988, fdes2100d, 0, 0, fdes2100d, desdis, desdis_state, init_fdes2100d, "Fidelity Electronics", "Designer 2100 Display", MACHINE_SUPPORTS_SAVE | MACHINE_CLICKABLE_ARTWORK )
-CONS( 1988, fdes2000d, fdes2100d, 0, fdes2000d, desdis, desdis_state, init_fdes2100d, "Fidelity Electronics", "Designer 2000 Display", MACHINE_SUPPORTS_SAVE | MACHINE_CLICKABLE_ARTWORK )
-
-CONS( 1989, fdes2265, 0, 0, fdes2265, desdis, desmas_state, init_fdes2265, "Fidelity Electronics", "Designer Mach III Master 2265", MACHINE_SUPPORTS_SAVE | MACHINE_CLICKABLE_ARTWORK )
-CONS( 1991, fdes2325, fdes2265, 0, fdes2325, desdis, desmas_state, empty_init, "Fidelity Electronics", "Designer Mach IV 68020 Master 2325", MACHINE_SUPPORTS_SAVE | MACHINE_CLICKABLE_ARTWORK )