// license:BSD-3-Clause // copyright-holders:Curt Coder /* TODO: - memory mapping with PLA - PLA dump */ #include "emu.h" #include "screen.h" #include "softlist.h" #include "speaker.h" #include "bus/pet/cass.h" #include "bus/vic10/exp.h" #include "bus/vcs_ctrl/ctrl.h" #include "cpu/m6502/m6510.h" #include "machine/input_merger.h" #include "machine/mos6526.h" #include "machine/ram.h" #include "sound/mos6581.h" #include "video/mos6566.h" #define MOS6566_TAG "u2" #define MOS6581_TAG "u6" #define MOS6526_TAG "u9" #define SCREEN_TAG "screen" #define TIMER_C1531_TAG "c1531" #define CONTROL1_TAG "joy1" #define CONTROL2_TAG "joy2" class vic10_state : public driver_device { public: vic10_state(const machine_config &mconfig, device_type type, const char *tag) : driver_device(mconfig, type, tag), m_maincpu(*this, "u3"), m_vic(*this, MOS6566_TAG), m_sid(*this, MOS6581_TAG), m_cia(*this, MOS6526_TAG), m_joy1(*this, CONTROL1_TAG), m_joy2(*this, CONTROL2_TAG), m_exp(*this, VIC10_EXPANSION_SLOT_TAG), m_ram(*this, RAM_TAG), m_cassette(*this, PET_DATASSETTE_PORT_TAG), m_color_ram(*this, "color_ram"), m_row(*this, "ROW%u", 0), m_restore(*this, "RESTORE"), m_lock(*this, "LOCK") { } void vic10(machine_config &config); private: required_device m_maincpu; required_device m_vic; required_device m_sid; required_device m_cia; required_device m_joy1; required_device m_joy2; required_device m_exp; required_device m_ram; optional_device m_cassette; optional_shared_ptr m_color_ram; required_ioport_array<8> m_row; required_ioport m_restore; required_ioport m_lock; virtual void machine_start() override; virtual void machine_reset() override; uint8_t read(offs_t offset); void write(offs_t offset, uint8_t data); uint8_t vic_videoram_r(offs_t offset); uint8_t vic_colorram_r(offs_t offset); uint8_t sid_potx_r(); uint8_t sid_poty_r(); uint8_t cia_pa_r(); uint8_t cia_pb_r(); void cia_pb_w(uint8_t data); uint8_t cpu_r(); void cpu_w(uint8_t data); DECLARE_WRITE_LINE_MEMBER( exp_reset_w ); void vic10_mem(address_map &map); void vic_colorram_map(address_map &map); void vic_videoram_map(address_map &map); }; //************************************************************************** // MEMORY MANAGEMENT //************************************************************************** //------------------------------------------------- // read - //------------------------------------------------- uint8_t vic10_state::read(offs_t offset) { // TODO this is really handled by the PLA uint8_t data = m_vic->bus_r(); int lorom = 1, uprom = 1, exram = 1; if (offset < 0x800) { data = m_ram->pointer()[offset]; } else if (offset < 0x1000) { exram = 0; } else if (offset >= 0x8000 && offset < 0xa000) { lorom = 0; } else if (offset >= 0xd000 && offset < 0xd400) { data = m_vic->read(offset & 0x3f); } else if (offset >= 0xd400 && offset < 0xd800) { data = m_sid->read(offset & 0x1f); } else if (offset >= 0xd800 && offset < 0xdc00) { data = m_color_ram[offset & 0x3ff]; } else if (offset >= 0xdc00 && offset < 0xe000) { data = m_cia->read(offset & 0x0f); } else if (offset >= 0xe000) { uprom = 0; } return m_exp->cd_r(offset, data, lorom, uprom, exram); } //------------------------------------------------- // write - //------------------------------------------------- void vic10_state::write(offs_t offset, uint8_t data) { // TODO this is really handled by the PLA int lorom = 1, uprom = 1, exram = 1; if (offset < 0x800) { m_ram->pointer()[offset] = data; } else if (offset < 0x1000) { exram = 0; } else if (offset >= 0xd000 && offset < 0xd400) { m_vic->write(offset & 0x3f, data); } else if (offset >= 0xd400 && offset < 0xd800) { m_sid->write(offset & 0x1f, data); } else if (offset >= 0xd800 && offset < 0xdc00) { m_color_ram[offset & 0x3ff] = data & 0x0f; } else if (offset >= 0xdc00 && offset < 0xe000) { m_cia->write(offset & 0x0f, data); } m_exp->cd_w(offset, data, lorom, uprom, exram); } //------------------------------------------------- // vic_videoram_r - //------------------------------------------------- uint8_t vic10_state::vic_videoram_r(offs_t offset) { address_space &program = m_maincpu->space(AS_PROGRAM); if (offset < 0x3000) return program.read_byte(offset); return program.read_byte(0xe000 + (offset & 0x1fff)); } //------------------------------------------------- // vic_colorram_r - //------------------------------------------------- uint8_t vic10_state::vic_colorram_r(offs_t offset) { return m_color_ram[offset]; } //************************************************************************** // ADDRESS MAPS //************************************************************************** //------------------------------------------------- // ADDRESS_MAP( vic10_mem ) //------------------------------------------------- void vic10_state::vic10_mem(address_map &map) { map(0x0000, 0xffff).rw(FUNC(vic10_state::read), FUNC(vic10_state::write)); } //------------------------------------------------- // ADDRESS_MAP( vic_videoram_map ) //------------------------------------------------- void vic10_state::vic_videoram_map(address_map &map) { map(0x0000, 0x3fff).r(FUNC(vic10_state::vic_videoram_r)); } //------------------------------------------------- // ADDRESS_MAP( vic_colorram_map ) //------------------------------------------------- void vic10_state::vic_colorram_map(address_map &map) { map(0x000, 0x3ff).r(FUNC(vic10_state::vic_colorram_r)); } //************************************************************************** // INPUT PORTS //************************************************************************** //------------------------------------------------- // INPUT_PORTS( vic10 ) //------------------------------------------------- static INPUT_PORTS_START( vic10 ) PORT_START( "ROW0" ) PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Crsr Down Up") PORT_CODE(KEYCODE_RALT) PORT_CHAR(UCHAR_MAMEKEY(DOWN)) PORT_CHAR(UCHAR_MAMEKEY(UP)) PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_F3) PORT_CHAR(UCHAR_MAMEKEY(F5)) PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_F2) PORT_CHAR(UCHAR_MAMEKEY(F3)) PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_F1) PORT_CHAR(UCHAR_MAMEKEY(F1)) PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_F4) PORT_CHAR(UCHAR_MAMEKEY(F7)) PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Crsr Right Left") PORT_CODE(KEYCODE_RCONTROL) PORT_CHAR(UCHAR_MAMEKEY(RIGHT)) PORT_CHAR(UCHAR_MAMEKEY(LEFT)) PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Return") PORT_CODE(KEYCODE_ENTER) PORT_CHAR(13) PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("INST DEL") PORT_CODE(KEYCODE_BACKSPACE) PORT_CHAR(8) PORT_CHAR(UCHAR_MAMEKEY(INSERT)) PORT_START( "ROW1" ) PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Shift (Left)") PORT_CODE(KEYCODE_LSHIFT) PORT_CHAR(UCHAR_SHIFT_1) PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_E) PORT_CHAR('E') PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_S) PORT_CHAR('S') PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_Z) PORT_CHAR('Z') PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_4) PORT_CHAR('4') PORT_CHAR('$') PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_A) PORT_CHAR('A') PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_W) PORT_CHAR('W') PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_3) PORT_CHAR('3') PORT_CHAR('#') PORT_START( "ROW2" ) PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_X) PORT_CHAR('X') PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_T) PORT_CHAR('T') PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_F) PORT_CHAR('F') PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_C) PORT_CHAR('C') PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_6) PORT_CHAR('6') PORT_CHAR('&') PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_D) PORT_CHAR('D') PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_R) PORT_CHAR('R') PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_5) PORT_CHAR('5') PORT_CHAR('%') PORT_START( "ROW3" ) PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_V) PORT_CHAR('V') PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_U) PORT_CHAR('U') PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_H) PORT_CHAR('H') PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_B) PORT_CHAR('B') PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_8) PORT_CHAR('8') PORT_CHAR('(') PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_G) PORT_CHAR('G') PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_Y) PORT_CHAR('Y') PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_7) PORT_CHAR('7') PORT_CHAR('\'') PORT_START( "ROW4" ) PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_N) PORT_CHAR('N') PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_O) PORT_CHAR('O') PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_K) PORT_CHAR('K') PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_M) PORT_CHAR('M') PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_0) PORT_CHAR('0') PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_J) PORT_CHAR('J') PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_I) PORT_CHAR('I') PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_9) PORT_CHAR('9') PORT_CHAR(')') PORT_START( "ROW5" ) PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_COMMA) PORT_CHAR(',') PORT_CHAR('<') PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_OPENBRACE) PORT_CHAR('@') PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_COLON) PORT_CHAR(':') PORT_CHAR('[') PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_STOP) PORT_CHAR('.') PORT_CHAR('>') PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_EQUALS) PORT_CHAR('-') PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_L) PORT_CHAR('L') PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_P) PORT_CHAR('P') PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_MINUS) PORT_CHAR('+') PORT_START( "ROW6" ) PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_SLASH) PORT_CHAR('/') PORT_CHAR('?') PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("\xE2\x86\x91 Pi") PORT_CODE(KEYCODE_DEL) PORT_CHAR(0x2191) PORT_CHAR(0x03C0) PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_BACKSLASH) PORT_CHAR('=') PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Shift (Right)") PORT_CODE(KEYCODE_RSHIFT) PORT_CHAR(UCHAR_SHIFT_1) PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("CLR HOME") PORT_CODE(KEYCODE_INSERT) PORT_CHAR(UCHAR_MAMEKEY(HOME)) PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_QUOTE) PORT_CHAR(';') PORT_CHAR(']') PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_CLOSEBRACE) PORT_CHAR('*') PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_BACKSLASH2) PORT_CHAR(0xA3) PORT_START( "ROW7" ) PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("RUN STOP") PORT_CODE(KEYCODE_HOME) PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_Q) PORT_CHAR('Q') PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("CBM") PORT_CODE(KEYCODE_LALT) PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_SPACE) PORT_CHAR(' ') PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_2) PORT_CHAR('2') PORT_CHAR('"') PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_TAB) PORT_CHAR(UCHAR_SHIFT_2) PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("\xE2\x86\x90") PORT_CODE(KEYCODE_TILDE) PORT_CHAR(0x2190) PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_1) PORT_CHAR('1') PORT_CHAR('!') PORT_START( "RESTORE" ) PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("RESTORE") PORT_CODE(KEYCODE_PRTSCR) PORT_START( "LOCK" ) PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("SHIFT LOCK") PORT_CODE(KEYCODE_CAPSLOCK) PORT_TOGGLE PORT_CHAR(UCHAR_MAMEKEY(CAPSLOCK)) PORT_BIT( 0x7f, IP_ACTIVE_LOW, IPT_UNUSED ) INPUT_PORTS_END //************************************************************************** // DEVICE CONFIGURATION //************************************************************************** //------------------------------------------------- // sid6581_interface sid_intf //------------------------------------------------- uint8_t vic10_state::sid_potx_r() { uint8_t data = 0xff; switch (m_cia->pa_r() >> 6) { case 1: data = m_joy1->read_pot_x(); break; case 2: data = m_joy2->read_pot_x(); break; case 3: if (m_joy1->has_pot_x() && m_joy2->has_pot_x()) { data = 1 / (1 / m_joy1->read_pot_x() + 1 / m_joy2->read_pot_x()); } else if (m_joy1->has_pot_x()) { data = m_joy1->read_pot_x(); } else if (m_joy2->has_pot_x()) { data = m_joy2->read_pot_x(); } break; } return data; } uint8_t vic10_state::sid_poty_r() { uint8_t data = 0xff; switch (m_cia->pa_r() >> 6) { case 1: data = m_joy1->read_pot_y(); break; case 2: data = m_joy2->read_pot_y(); break; case 3: if (m_joy1->has_pot_y() && m_joy2->has_pot_y()) { data = 1 / (1 / m_joy1->read_pot_y() + 1 / m_joy2->read_pot_y()); } else if (m_joy1->has_pot_y()) { data = m_joy1->read_pot_y(); } else if (m_joy2->has_pot_y()) { data = m_joy2->read_pot_y(); } break; } return data; } //------------------------------------------------- // MOS6526_INTERFACE( cia_intf ) //------------------------------------------------- uint8_t vic10_state::cia_pa_r() { /* bit description PA0 COL0, JOY B0 PA1 COL1, JOY B1 PA2 COL2, JOY B2 PA3 COL3, JOY B3 PA4 COL4, BTNB PA5 COL5 PA6 COL6 PA7 COL7 */ uint8_t data = 0xff; // joystick uint8_t joy_b = m_joy2->read_joy(); data &= (0xf0 | (joy_b & 0x0f)); data &= ~(!BIT(joy_b, 5) << 4); // keyboard uint8_t cia_pb = m_cia->pb_r(); uint32_t row[8] = { m_row[0]->read(), m_row[1]->read() & m_lock->read(), m_row[2]->read(), m_row[3]->read(), m_row[4]->read(), m_row[5]->read(), m_row[6]->read(), m_row[7]->read() }; for (int i = 0; i < 8; i++) { if (!BIT(cia_pb, i)) { if (!BIT(row[7], i)) data &= ~0x80; if (!BIT(row[6], i)) data &= ~0x40; if (!BIT(row[5], i)) data &= ~0x20; if (!BIT(row[4], i)) data &= ~0x10; if (!BIT(row[3], i)) data &= ~0x08; if (!BIT(row[2], i)) data &= ~0x04; if (!BIT(row[1], i)) data &= ~0x02; if (!BIT(row[0], i)) data &= ~0x01; } } return data; } uint8_t vic10_state::cia_pb_r() { /* bit description PB0 JOY A0 PB1 JOY A1 PB2 JOY A2 PB3 JOY A3 PB4 BTNA/_LP PB5 PB6 PB7 */ uint8_t data = 0xff; // joystick uint8_t joy_a = m_joy1->read_joy(); data &= (0xf0 | (joy_a & 0x0f)); data &= ~(!BIT(joy_a, 5) << 4); // keyboard uint8_t cia_pa = m_cia->pa_r(); if (!BIT(cia_pa, 7)) data &= m_row[7]->read(); if (!BIT(cia_pa, 6)) data &= m_row[6]->read(); if (!BIT(cia_pa, 5)) data &= m_row[5]->read(); if (!BIT(cia_pa, 4)) data &= m_row[4]->read(); if (!BIT(cia_pa, 3)) data &= m_row[3]->read(); if (!BIT(cia_pa, 2)) data &= m_row[2]->read(); if (!BIT(cia_pa, 1)) data &= m_row[1]->read() & m_lock->read(); if (!BIT(cia_pa, 0)) data &= m_row[0]->read(); return data; } void vic10_state::cia_pb_w(uint8_t data) { /* bit description PB0 ROW0 PB1 ROW1 PB2 ROW2 PB3 ROW3 PB4 ROW4 PB5 ROW5 PB6 ROW6 PB7 ROW7 */ m_vic->lp_w(BIT(data, 4)); } //------------------------------------------------- // M6510_INTERFACE( cpu_intf ) //------------------------------------------------- uint8_t vic10_state::cpu_r() { /* bit description P0 EXPANSION PORT P1 P2 P3 P4 CASS SENS P5 0 */ uint8_t data = 0; // expansion port data |= m_exp->p0_r(); // cassette sense data |= m_cassette->sense_r() << 4; return data; } void vic10_state::cpu_w(uint8_t data) { /* bit description P0 EXPANSION PORT P1 P2 P3 CASS WRT P4 P5 CASS MOTOR */ if (0 /*BIT(offset, 0)*/) // what offset? { m_exp->p0_w(BIT(data, 0)); } // cassette write m_cassette->write(BIT(data, 3)); // cassette motor m_cassette->motor_w(BIT(data, 5)); } //------------------------------------------------- // VIC10_EXPANSION_INTERFACE( expansion_intf ) //------------------------------------------------- WRITE_LINE_MEMBER( vic10_state::exp_reset_w ) { if (state == ASSERT_LINE) { machine_reset(); } } //************************************************************************** // MACHINE INITIALIZATION //************************************************************************** //------------------------------------------------- // MACHINE_START( vic10 ) //------------------------------------------------- void vic10_state::machine_start() { // allocate memory m_color_ram.allocate(0x400); // initialize memory uint8_t data = 0xff; for (offs_t offset = 0; offset < m_ram->size(); offset++) { m_ram->pointer()[offset] = data; if (!(offset % 64)) data ^= 0xff; } } void vic10_state::machine_reset() { m_maincpu->reset(); m_vic->reset(); m_sid->reset(); m_cia->reset(); m_exp->reset(); } //************************************************************************** // MACHINE DRIVERS //************************************************************************** //------------------------------------------------- // machine_config( vic10 ) //------------------------------------------------- void vic10_state::vic10(machine_config &config) { // basic hardware M6510(config, m_maincpu, XTAL(8'000'000)/8); m_maincpu->set_addrmap(AS_PROGRAM, &vic10_state::vic10_mem); m_maincpu->read_callback().set(FUNC(vic10_state::cpu_r)); m_maincpu->write_callback().set(FUNC(vic10_state::cpu_w)); m_maincpu->set_pulls(0x10, 0x20); config.set_perfect_quantum(m_maincpu); INPUT_MERGER_ANY_HIGH(config, "mainirq").output_handler().set_inputline(m_maincpu, m6510_device::IRQ_LINE); // video hardware mos8566_device &mos8566(MOS8566(config, MOS6566_TAG, XTAL(8'000'000)/8)); mos8566.set_cpu(m_maincpu); mos8566.irq_callback().set("mainirq", FUNC(input_merger_device::in_w<1>)); mos8566.set_screen(SCREEN_TAG); mos8566.set_addrmap(0, &vic10_state::vic_videoram_map); mos8566.set_addrmap(1, &vic10_state::vic_colorram_map); screen_device &screen(SCREEN(config, SCREEN_TAG, SCREEN_TYPE_RASTER)); screen.set_refresh_hz(VIC6566_VRETRACERATE); screen.set_size(VIC6567_COLUMNS, VIC6567_LINES); screen.set_visarea(0, VIC6567_VISIBLECOLUMNS - 1, 0, VIC6567_VISIBLELINES - 1); screen.set_screen_update(MOS6566_TAG, FUNC(mos6566_device::screen_update)); // sound hardware SPEAKER(config, "mono").front_center(); MOS6581(config, m_sid, XTAL(8'000'000)/8); m_sid->potx().set(FUNC(vic10_state::sid_potx_r)); m_sid->poty().set(FUNC(vic10_state::sid_poty_r)); m_sid->add_route(ALL_OUTPUTS, "mono", 1.00); // devices MOS6526(config, m_cia, XTAL(8'000'000)/8); m_cia->set_tod_clock(60); m_cia->irq_wr_callback().set("mainirq", FUNC(input_merger_device::in_w<0>)); m_cia->cnt_wr_callback().set(m_exp, FUNC(vic10_expansion_slot_device::cnt_w)); m_cia->sp_wr_callback().set(m_exp, FUNC(vic10_expansion_slot_device::sp_w)); m_cia->pa_rd_callback().set(FUNC(vic10_state::cia_pa_r)); m_cia->pb_rd_callback().set(FUNC(vic10_state::cia_pb_r)); m_cia->pb_wr_callback().set(FUNC(vic10_state::cia_pb_w)); PET_DATASSETTE_PORT(config, m_cassette, cbm_datassette_devices, "c1530"); m_cassette->read_handler().set(m_cia, FUNC(mos6526_device::flag_w)); VCS_CONTROL_PORT(config, m_joy1, vcs_control_port_devices, nullptr); m_joy1->trigger_wr_callback().set(MOS6566_TAG, FUNC(mos6566_device::lp_w)); VCS_CONTROL_PORT(config, m_joy2, vcs_control_port_devices, "joy"); VIC10_EXPANSION_SLOT(config, m_exp, XTAL(8'000'000)/8, vic10_expansion_cards, nullptr); m_exp->irq_callback().set("mainirq", FUNC(input_merger_device::in_w<2>)); m_exp->res_callback().set(FUNC(vic10_state::exp_reset_w)); m_exp->cnt_callback().set(m_cia, FUNC(mos6526_device::cnt_w)); m_exp->sp_callback().set(m_cia, FUNC(mos6526_device::sp_w)); // software list SOFTWARE_LIST(config, "cart_list").set_original("vic10"); // internal ram RAM(config, RAM_TAG).set_default_size("4K"); } //************************************************************************** // ROM DEFINITIONS //************************************************************************** ROM_START( vic10 ) ROM_REGION( 0x100, "pla", 0 ) ROM_LOAD( "6703.u4", 0x000, 0x100, NO_DUMP ) ROM_END //************************************************************************** // GAME DRIVERS //************************************************************************** COMP( 1982, vic10, 0, 0, vic10, vic10, vic10_state, empty_init, "Commodore Business Machines", "VIC-10 / Max Machine / UltiMax (NTSC)", MACHINE_SUPPORTS_SAVE )