From 92b63a5f47f5bc91d77d852cd503e9c02a553676 Mon Sep 17 00:00:00 2001 From: hap Date: Sat, 16 May 2020 11:03:02 +0200 Subject: [PATCH] New working machines -------------------- Mini Sensory Chess Challenger (1982 version) [hap, Berger, Achim] --- src/mame/drivers/fidel_sc6.cpp | 123 ++++++++++++++++++++++++++------- src/mame/mame.lst | 1 + 2 files changed, 100 insertions(+), 24 deletions(-) diff --git a/src/mame/drivers/fidel_sc6.cpp b/src/mame/drivers/fidel_sc6.cpp index f396a449d19..be59d2bb58a 100644 --- a/src/mame/drivers/fidel_sc6.cpp +++ b/src/mame/drivers/fidel_sc6.cpp @@ -1,23 +1,48 @@ // license:BSD-3-Clause // copyright-holders:hap -// thanks-to:yoyo_chessboard +// thanks-to:yoyo_chessboard, Berger /****************************************************************************** Fidelity Sensory Chess Challenger 6 (model SC6) +Fidelity Mini Sensory Chess Challenger (model MSC, 1982 version) -Hardware notes: +SC6 Hardware notes: - PCB label 510-1045B01 - INS8040N-11 MCU, 11MHz XTAL - external 4KB ROM 2332 101-1035A01, in module slot - buzzer, 2 7seg LEDs, 8*8 chessboard buttons -released modules, * denotes not dumped yet: +SC6 released modules, * denotes not dumped yet: - *BO6: Book Openings I - *CG6: Greatest Chess Games 1 - SC6: pack-in, original program SC6 program is contained in BO6 and CG6. +------------------------------------------------------------------------------- + +MSC hardware notes: +- PCB label 510-1044B01 +- P8049H MCU, 11MHz XTAL +- 2KB internal ROM, module slot +- buzzer, 18 leds, 8*8 chessboard buttons + +I/O is identical to SC6. + +MSC released modules, * denotes not dumped yet: +- CAC: Challenger Advanced Chess +- *CBO: Challenger Book Openings +- *CGG: Challenger Greatest Games + +The modules take over the internal ROM, by asserting the EA pin. + +2 MSC versions exist, they can be distinguished from the button panel design. +The 2nd version has rectangular buttons. The one in MAME came from the 2nd one. + +TODO: +- MSC MCU is currently emulated as I8039, due to missing EA pin emulation +- msc internal artwork (game works fine, but not really playable at the moment) + ******************************************************************************/ #include "emu.h" @@ -44,13 +69,16 @@ public: sc6_state(const machine_config &mconfig, device_type type, const char *tag) : driver_device(mconfig, type, tag), m_maincpu(*this, "maincpu"), + m_rom(*this, "maincpu"), m_board(*this, "board"), m_display(*this, "display"), m_dac(*this, "dac"), + m_cart(*this, "cartslot"), m_inputs(*this, "IN.0") { } // machine configs + void msc(machine_config &config); void sc6(machine_config &config); protected: @@ -59,34 +87,34 @@ protected: private: // devices/pointers required_device m_maincpu; + required_region_ptr m_rom; required_device m_board; required_device m_display; required_device m_dac; + required_device m_cart; required_ioport m_inputs; // address maps - void main_map(address_map &map); + void msc_map(address_map &map); + void sc6_map(address_map &map); // I/O handlers void update_display(); void mux_w(u8 data); void select_w(u8 data); + u8 rom_r(offs_t offset); u8 read_inputs(); u8 input_r(); DECLARE_READ_LINE_MEMBER(input6_r); DECLARE_READ_LINE_MEMBER(input7_r); - u8 m_led_select; - u8 m_inp_mux; + u8 m_led_select = 0; + u8 m_inp_mux = 0; }; void sc6_state::machine_start() { - // zerofill - m_led_select = 0; - m_inp_mux = 0; - // register for savestates save_item(NAME(m_led_select)); save_item(NAME(m_inp_mux)); @@ -108,8 +136,8 @@ void sc6_state::update_display() void sc6_state::mux_w(u8 data) { - // P24-P27: 7442 A-D - // 7442 0-8: input mux, 7seg data + // P24-P27: 7442 A-D (or 74145) + // 7442 0-8: input mux, led data m_inp_mux = data >> 4 & 0xf; update_display(); @@ -119,11 +147,17 @@ void sc6_state::mux_w(u8 data) void sc6_state::select_w(u8 data) { - // P16,P17: digit select + // P16,P17: led select m_led_select = ~data >> 6 & 3; update_display(); } +u8 sc6_state::rom_r(offs_t offset) +{ + // MSC reads from cartridge if it's inserted(A12 high), otherwise from internal ROM + return m_cart->exists() ? m_cart->read_rom(offset | 0x1000) : m_rom[offset & 0x7ff]; +} + u8 sc6_state::read_inputs() { u8 data = 0; @@ -163,7 +197,12 @@ READ_LINE_MEMBER(sc6_state::input7_r) Address Maps ******************************************************************************/ -void sc6_state::main_map(address_map &map) +void sc6_state::msc_map(address_map &map) +{ + map(0x0000, 0x0fff).r(FUNC(sc6_state::rom_r)); +} + +void sc6_state::sc6_map(address_map &map) { map(0x0000, 0x0fff).r("cartslot", FUNC(generic_slot_device::read_rom)); } @@ -182,21 +221,28 @@ static INPUT_PORTS_START( sc6 ) PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_4) PORT_CODE(KEYCODE_4_PAD) PORT_NAME("LV / Rook") PORT_BIT(0x10, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_5) PORT_CODE(KEYCODE_5_PAD) PORT_NAME("PV / Queen") PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_6) PORT_CODE(KEYCODE_6_PAD) PORT_NAME("PB / King") - PORT_BIT(0x40, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_DEL) PORT_NAME("CL") + PORT_BIT(0x40, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_DEL) PORT_CODE(KEYCODE_BACKSPACE) PORT_NAME("CL") PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_R) PORT_NAME("RE") INPUT_PORTS_END +static INPUT_PORTS_START( msc ) + PORT_INCLUDE( sc6 ) + + PORT_MODIFY("IN.0") + PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYPAD) PORT_CODE(KEYCODE_3) PORT_CODE(KEYCODE_3_PAD) PORT_NAME("Speaker / Bishop") +INPUT_PORTS_END + /****************************************************************************** Machine Configs ******************************************************************************/ -void sc6_state::sc6(machine_config &config) +void sc6_state::msc(machine_config &config) { /* basic machine hardware */ - I8040(config, m_maincpu, 11_MHz_XTAL); - m_maincpu->set_addrmap(AS_PROGRAM, &sc6_state::main_map); + I8039(config, m_maincpu, 11_MHz_XTAL); // actually I8049 + m_maincpu->set_addrmap(AS_PROGRAM, &sc6_state::msc_map); m_maincpu->p2_out_cb().set(FUNC(sc6_state::mux_w)); m_maincpu->p1_in_cb().set(FUNC(sc6_state::input_r)); m_maincpu->p1_out_cb().set(FUNC(sc6_state::select_w)); @@ -208,8 +254,8 @@ void sc6_state::sc6(machine_config &config) m_board->set_delay(attotime::from_msec(150)); /* video hardware */ - PWM_DISPLAY(config, m_display).set_size(2, 7); - m_display->set_segmask(0x3, 0x7f); + PWM_DISPLAY(config, m_display).set_size(2, 9); + m_display->set_segmask(0x3, 0xff); config.set_default_layout(layout_fidel_sc6); /* sound hardware */ @@ -218,8 +264,31 @@ void sc6_state::sc6(machine_config &config) VOLTAGE_REGULATOR(config, "vref").add_route(0, "dac", 1.0, DAC_VREF_POS_INPUT); /* cartridge */ - GENERIC_CARTSLOT(config, "cartslot", generic_plain_slot, "fidel_sc6").set_must_be_loaded(true); - SOFTWARE_LIST(config, "cart_list").set_original("fidel_sc6"); + GENERIC_CARTSLOT(config, "cartslot", generic_plain_slot, "fidel_msc"); + SOFTWARE_LIST(config, "cart_list").set_original("fidel_msc"); +} + +void sc6_state::sc6(machine_config &config) +{ + msc(config); + + /* basic machine hardware */ + I8040(config.replace(), m_maincpu, 11_MHz_XTAL); + m_maincpu->set_addrmap(AS_PROGRAM, &sc6_state::sc6_map); + m_maincpu->p2_out_cb().set(FUNC(sc6_state::mux_w)); + m_maincpu->p1_in_cb().set(FUNC(sc6_state::input_r)); + m_maincpu->p1_out_cb().set(FUNC(sc6_state::select_w)); + m_maincpu->t0_in_cb().set(FUNC(sc6_state::input6_r)); + m_maincpu->t1_in_cb().set(FUNC(sc6_state::input7_r)); + + /* video hardware */ + m_display->set_size(2, 7); + m_display->set_segmask(0x3, 0x7f); + config.set_default_layout(layout_fidel_sc6); + + /* cartridge */ + GENERIC_CARTSLOT(config.replace(), "cartslot", generic_plain_slot, "fidel_sc6").set_must_be_loaded(true); + SOFTWARE_LIST(config.replace(), "cart_list").set_original("fidel_sc6"); } @@ -233,6 +302,11 @@ ROM_START( fscc6 ) // none here, it's in the module slot ROM_END +ROM_START( miniscc ) + ROM_REGION( 0x0800, "maincpu", 0 ) + ROM_LOAD("100-1012b01", 0x0000, 0x0800, CRC(ea3261f7) SHA1(1601358fdf0eee0b973c0f4c78bf679b8dada72a) ) // internal ROM +ROM_END + } // anonymous namespace @@ -241,5 +315,6 @@ ROM_END Drivers ******************************************************************************/ -// YEAR NAME PARENT CMP MACHINE INPUT CLASS INIT COMPANY FULLNAME FLAGS -CONS( 1982, fscc6, 0, 0, sc6, sc6, sc6_state, empty_init, "Fidelity Electronics", "Sensory Chess Challenger \"6\"", MACHINE_SUPPORTS_SAVE | MACHINE_CLICKABLE_ARTWORK ) +// YEAR NAME PARENT CMP MACHINE INPUT CLASS INIT COMPANY, FULLNAME, FLAGS +CONS( 1982, fscc6, 0, 0, sc6, sc6, sc6_state, empty_init, "Fidelity Electronics", "Sensory Chess Challenger \"6\"", MACHINE_SUPPORTS_SAVE | MACHINE_CLICKABLE_ARTWORK ) +CONS( 1982, miniscc, 0, 0, msc, msc, sc6_state, empty_init, "Fidelity Electronics", "Mini Sensory Chess Challenger (1982 version)", MACHINE_SUPPORTS_SAVE | MACHINE_CLICKABLE_ARTWORK ) diff --git a/src/mame/mame.lst b/src/mame/mame.lst index 006768e3db3..d5007938d6a 100644 --- a/src/mame/mame.lst +++ b/src/mame/mame.lst @@ -13542,6 +13542,7 @@ fscc12b // @source:fidel_sc6.cpp fscc6 // +miniscc @source:fidel_sc8.cpp fscc8 //