// license:BSD-3-Clause // copyright-holders:Miodrag Milanovic,Sandro Ronco /*************************************************************************** Videoton TVC 32/64 driver 12/05/2009 Skeleton driver. TODO: - UPM crashes when formatting a floppy - overscan and mid-frame changes ****************************************************************************/ #include "emu.h" #include "audio/tvc.h" #include "cpu/z80/z80.h" #include "imagedev/cassette.h" #include "imagedev/snapquik.h" #include "machine/bankdev.h" #include "machine/ram.h" #include "video/mc6845.h" #include "bus/centronics/ctronics.h" #include "bus/generic/slot.h" #include "bus/generic/carts.h" #include "bus/tvc/tvc.h" #include "bus/tvc/hbf.h" #include "emupal.h" #include "screen.h" #include "softlist_dev.h" #include "speaker.h" #include "formats/tvc_cas.h" #define CENTRONICS_TAG "centronics" class tvc_state : public driver_device { public: tvc_state(const machine_config &mconfig, device_type type, const char *tag) : driver_device(mconfig, type, tag) , m_maincpu(*this, "maincpu") , m_bank1(*this, "bank1") , m_bank3(*this, "bank3") , m_bank4(*this, "bank4") , m_ram(*this, RAM_TAG) , m_sound(*this, "custom") , m_cassette(*this, "cassette") , m_cart(*this, "cartslot") , m_centronics(*this, CENTRONICS_TAG) , m_expansions(*this, "exp%u", 1) , m_palette(*this, "palette") , m_keyboard(*this, "LINE.%u", 0) { } void tvc(machine_config &config); protected: virtual void machine_start() override; virtual void machine_reset() override; required_device m_maincpu; required_device m_bank1; required_device m_bank3; required_device m_bank4; required_device m_ram; required_device m_sound; required_device m_cassette; required_device m_cart; required_device m_centronics; required_device_array m_expansions; required_device m_palette; required_ioport_array<16> m_keyboard; uint8_t *m_vram_base = nullptr; uint8_t m_video_mode = 0; uint8_t m_keyline = 0; uint8_t m_active_slot = 0; uint8_t m_int_flipflop = 0; uint8_t m_col[4]{}; uint8_t m_vram_bank = 0; uint8_t m_cassette_ff = 0; uint8_t m_centronics_ff = 0; void bank_w(uint8_t data); void palette_w(offs_t offset, uint8_t data); void keyboard_w(uint8_t data); uint8_t keyboard_r(); uint8_t int_state_r(); void flipflop_w(uint8_t data); void border_color_w(uint8_t data); void sound_w(offs_t offset, uint8_t data); void cassette_w(uint8_t data); uint8_t _5b_r(); DECLARE_WRITE_LINE_MEMBER(int_ff_set); DECLARE_WRITE_LINE_MEMBER(centronics_ack); // expansions void expansion_w(offs_t offset, uint8_t data); uint8_t expansion_r(offs_t offset); uint8_t exp_id_r(); void expint_ack_w(offs_t offset, uint8_t data); DECLARE_QUICKLOAD_LOAD_MEMBER(quickload_cb); MC6845_UPDATE_ROW(crtc_update_row); void tvc_palette(palette_device &palette) const; void tvc_mem(address_map &map); void tvc_bank1(address_map &map); void tvc_bank3(address_map &map); void tvc_bank4(address_map &map); void tvc_io(address_map &map); }; class tvc64p_state : public tvc_state { public: tvc64p_state(const machine_config &mconfig, device_type type, const char *tag) : tvc_state(mconfig, type, tag) , m_vram_bank1(*this, "vram_bank1") , m_vram_bank3(*this, "vram_bank3") { } void tvc64p(machine_config &config); protected: virtual void machine_start() override; virtual void machine_reset() override; private: void vram_bank_w(uint8_t data); void bank1_64p(address_map &map); void bank3_64p(address_map &map); void io_64p(address_map &map); required_memory_bank m_vram_bank1; required_memory_bank m_vram_bank3; std::unique_ptr m_vram_ptr; }; void tvc_state::expansion_w(offs_t offset, uint8_t data) { m_expansions[m_active_slot & 3]->write(offset, data); } uint8_t tvc_state::expansion_r(offs_t offset) { return m_expansions[m_active_slot & 3]->read(offset); } void tvc_state::bank_w(uint8_t data) { m_bank1->set_bank(BIT(data, 3, 2)); m_bank3->set_bank(BIT(data, 5)); m_bank4->set_bank(BIT(data, 6, 2)); } void tvc64p_state::vram_bank_w(uint8_t data) { // bit 4-5 - screen video RAM // bit 2-3 - video RAM active in bank 3 // bit 0-1 - video RAM active in bank 1 m_vram_bank = data; m_vram_bank1->set_entry(BIT(data, 0, 2)); m_vram_bank3->set_entry(BIT(data, 2, 2)); } void tvc_state::palette_w(offs_t offset, uint8_t data) { // 0 I 0 G | 0 R 0 B // 0 0 0 0 | I G R B int i = ((data&0x40)>>3) | ((data&0x10)>>2) | ((data&0x04)>>1) | (data&0x01); m_col[offset] = i; } void tvc_state::keyboard_w(uint8_t data) { // bit 6-7 - expansion select // bit 0-3 - keyboard scan m_keyline = data & 0x0f; m_active_slot = (data>>6) & 0x03; } uint8_t tvc_state::keyboard_r() { return m_keyboard[m_keyline & 0x0f]->read(); } uint8_t tvc_state::int_state_r() { /* x--- ---- centronics ACK flipflop -x-- ---- colour --x- ---- cassette input ---x ---- vblank or tone interrupt ---- xxxx expansions interrupt (active low) */ double level = m_cassette->input(); uint8_t expint = (m_expansions[0]->int_r()<<0) | (m_expansions[1]->int_r()<<1) | (m_expansions[2]->int_r()<<2) | (m_expansions[3]->int_r()<<3); return 0x40 | (m_int_flipflop << 4) | (level > 0.01 ? 0x20 : 0x00) | (m_centronics_ff << 7) | (expint & 0x0f); } void tvc_state::flipflop_w(uint8_t data) { // every write here clears the vblank flipflop m_int_flipflop = 1; m_maincpu->set_input_line(0, CLEAR_LINE); } uint8_t tvc_state::exp_id_r() { // expansion slots ID return (m_expansions[0]->id_r()<<0) | (m_expansions[1]->id_r()<<2) | (m_expansions[2]->id_r()<<4) | (m_expansions[3]->id_r()<<6); } void tvc_state::expint_ack_w(offs_t offset, uint8_t data) { m_expansions[offset & 3]->int_ack(); } void tvc_state::border_color_w(uint8_t data) { // x-x- x-x- border color (I G R B) } void tvc_state::sound_w(offs_t offset, uint8_t data) { switch(offset) { case 1: // bit 6-7 - cassette motors m_cassette->change_state(BIT(data, 6) ? CASSETTE_MOTOR_ENABLED : CASSETTE_MOTOR_DISABLED, CASSETTE_MASK_MOTOR); //m_cassette2->change_state(BIT(data, 7) ? CASSETTE_MOTOR_ENABLED : CASSETTE_MOTOR_DISABLED, CASSETTE_MASK_MOTOR); m_cassette->output(m_cassette_ff ? +1 : -1); break; case 2: // bit 0-1 - video mode // bit 7 - centronics STROBE m_video_mode = data & 0x03; m_centronics->write_strobe(BIT(data, 7)); if (!BIT(data, 7)) m_centronics_ff = 0; break; } // sound ports m_sound->write(offset, data); } uint8_t tvc_state::_5b_r() { if (!machine().side_effects_disabled()) m_sound->reset_divider(); return 0xff; } void tvc_state::cassette_w(uint8_t data) { // writig here cause the toggle of the cassette flipflop m_cassette_ff = !m_cassette_ff; m_cassette->output(m_cassette_ff ? +1 : -1); } void tvc_state::tvc_mem(address_map &map) { map(0x0000, 0x3fff).m(m_bank1, FUNC(address_map_bank_device::amap8)); map(0x4000, 0x7fff).unmaprw(); // System RAM page 2 map(0x8000, 0xbfff).m(m_bank3, FUNC(address_map_bank_device::amap8)); map(0xc000, 0xffff).m(m_bank4, FUNC(address_map_bank_device::amap8)); } void tvc_state::tvc_bank1(address_map &map) { map(0x0000, 0x3fff).rom().region("sys", 0); // System ROM map(0x4000, 0x7fff).unmaprw(); // Cart ROM (if provided) map(0x8000, 0xbfff).unmaprw(); // System RAM page 1 } void tvc64p_state::bank1_64p(address_map &map) { tvc_bank1(map); map(0xc000, 0xffff).bankrw("vram_bank1"); // Video RAM (TVC 64+ only) } void tvc_state::tvc_bank3(address_map &map) { map(0x0000, 0x3fff).ram().share("vram"); // Video RAM map(0x4000, 0x7fff).unmaprw(); // System RAM page 3 } void tvc64p_state::bank3_64p(address_map &map) { map(0x0000, 0x3fff).bankrw("vram_bank3"); // Video RAM } void tvc_state::tvc_bank4(address_map &map) { map(0x0000, 0x3fff).unmaprw(); // Cart ROM (if provided) map(0x4000, 0x7fff).rom().region("sys", 0); // System ROM map(0x8000, 0xbfff).unmaprw(); // RAM (if provided) map(0xc000, 0xdfff).rw(FUNC(tvc_state::expansion_r), FUNC(tvc_state::expansion_w)); map(0xe000, 0xffff).rom().region("ext", 0x2000); // External ROM } void tvc_state::tvc_io(address_map &map) { map.unmap_value_high(); map.global_mask(0xff); map(0x00, 0x00).w(FUNC(tvc_state::border_color_w)); map(0x01, 0x01).w("cent_data_out", FUNC(output_latch_device::write)); map(0x02, 0x02).w(FUNC(tvc_state::bank_w)); map(0x03, 0x03).w(FUNC(tvc_state::keyboard_w)); map(0x04, 0x06).w(FUNC(tvc_state::sound_w)); map(0x07, 0x07).w(FUNC(tvc_state::flipflop_w)); map(0x10, 0x1f).rw("exp1", FUNC(tvcexp_slot_device::io_read), FUNC(tvcexp_slot_device::io_write)); map(0x20, 0x2f).rw("exp2", FUNC(tvcexp_slot_device::io_read), FUNC(tvcexp_slot_device::io_write)); map(0x30, 0x3f).rw("exp3", FUNC(tvcexp_slot_device::io_read), FUNC(tvcexp_slot_device::io_write)); map(0x40, 0x4f).rw("exp4", FUNC(tvcexp_slot_device::io_read), FUNC(tvcexp_slot_device::io_write)); map(0x50, 0x50).w(FUNC(tvc_state::cassette_w)); map(0x58, 0x58).r(FUNC(tvc_state::keyboard_r)); map(0x59, 0x59).r(FUNC(tvc_state::int_state_r)); map(0x5a, 0x5a).r(FUNC(tvc_state::exp_id_r)); map(0x5b, 0x5b).r(FUNC(tvc_state::_5b_r)); map(0x58, 0x5b).w(FUNC(tvc_state::expint_ack_w)); map(0x60, 0x63).w(FUNC(tvc_state::palette_w)); map(0x70, 0x70).w("crtc", FUNC(mc6845_device::address_w)); map(0x71, 0x71).rw("crtc", FUNC(mc6845_device::register_r), FUNC(mc6845_device::register_w)); } void tvc64p_state::io_64p(address_map &map) { tvc_io(map); map(0x0f, 0x0f).w(FUNC(tvc64p_state::vram_bank_w)); } /* Input ports */ static INPUT_PORTS_START( tvc ) PORT_START("LINE.0") PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("5") PORT_CODE(KEYCODE_5) PORT_CHAR('5') PORT_CHAR('%') PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("3") PORT_CODE(KEYCODE_3) PORT_CHAR('3') PORT_CHAR('+') PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("2") PORT_CODE(KEYCODE_2) PORT_CHAR('2') PORT_CHAR('\"') PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("0") PORT_CODE(KEYCODE_0) PORT_CHAR('0') PORT_CHAR('&') PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("6") PORT_CODE(KEYCODE_6) PORT_CHAR('6') PORT_CHAR('/') PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("\xc3\x8d") PORT_CODE(KEYCODE_1_PAD) PORT_CHAR(0x00cd) PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("1") PORT_CODE(KEYCODE_1) PORT_CHAR('1') PORT_CHAR('\'') PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("4") PORT_CODE(KEYCODE_4) PORT_CHAR('4') PORT_CHAR('!') PORT_START("LINE.1") PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("^") PORT_CODE(KEYCODE_MINUS_PAD) PORT_CHAR('^') PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("8") PORT_CODE(KEYCODE_8) PORT_CHAR('8') PORT_CHAR('(') PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("9") PORT_CODE(KEYCODE_9) PORT_CHAR('9') PORT_CHAR(')') PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("\xc3\xbc") PORT_CODE(KEYCODE_2_PAD) PORT_CHAR(0x00fc) PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("*") PORT_CODE(KEYCODE_ASTERISK) PORT_CHAR('*') PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("\xc3\xb3") PORT_CODE(KEYCODE_3_PAD) PORT_CHAR(0x00f3) PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("\xc3\xb6") PORT_CODE(KEYCODE_4_PAD) PORT_CHAR(0x00f6) PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("7") PORT_CODE(KEYCODE_7) PORT_CHAR('7') PORT_CHAR('=') PORT_START("LINE.2") PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("T") PORT_CODE(KEYCODE_T) PORT_CHAR('t') PORT_CHAR('T') PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("E") PORT_CODE(KEYCODE_E) PORT_CHAR('e') PORT_CHAR('E') PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("W") PORT_CODE(KEYCODE_W) PORT_CHAR('w') PORT_CHAR('W') PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME(";") PORT_CODE(KEYCODE_COLON) PORT_CHAR(';') PORT_CHAR('$') PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Z") PORT_CODE(KEYCODE_Z) PORT_CHAR('z') PORT_CHAR('Z') PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("@") PORT_CODE(KEYCODE_HOME) PORT_CHAR('@') PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Q") PORT_CODE(KEYCODE_Q) PORT_CHAR('q') PORT_CHAR('Q') PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("R") PORT_CODE(KEYCODE_R) PORT_CHAR('r') PORT_CHAR('R') PORT_START("LINE.3") PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("]") PORT_CODE(KEYCODE_CLOSEBRACE) PORT_CHAR(']') PORT_CHAR('}') PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("I") PORT_CODE(KEYCODE_I) PORT_CHAR('i') PORT_CHAR('I') PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("O") PORT_CODE(KEYCODE_O) PORT_CHAR('o') PORT_CHAR('O') PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("\xc5\x91") PORT_CODE(KEYCODE_5_PAD) PORT_CHAR(0x0151) PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("[") PORT_CODE(KEYCODE_OPENBRACE) PORT_CHAR('[') PORT_CHAR('{') PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("\xc3\xba") PORT_CODE(KEYCODE_6_PAD) PORT_CHAR(0x00fa) PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("P") PORT_CODE(KEYCODE_P) PORT_CHAR('p') PORT_CHAR('P') PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("U") PORT_CODE(KEYCODE_U) PORT_CHAR('u') PORT_CHAR('U') PORT_START("LINE.4") PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("G") PORT_CODE(KEYCODE_G) PORT_CHAR('g') PORT_CHAR('G') PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("D") PORT_CODE(KEYCODE_D) PORT_CHAR('d') PORT_CHAR('D') PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("S") PORT_CODE(KEYCODE_S) PORT_CHAR('s') PORT_CHAR('S') PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("\\") PORT_CODE(KEYCODE_BACKSLASH) PORT_CHAR('\\') PORT_CHAR('|') PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("H") PORT_CODE(KEYCODE_H) PORT_CHAR('h') PORT_CHAR('H') PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("<") PORT_CODE(KEYCODE_END) PORT_CHAR('<') PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("A") PORT_CODE(KEYCODE_A) PORT_CHAR('a') PORT_CHAR('A') PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("F") PORT_CODE(KEYCODE_F) PORT_CHAR('f') PORT_CHAR('F') PORT_START("LINE.5") PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Backspace") PORT_CODE(KEYCODE_BACKSPACE) PORT_CHAR(UCHAR_MAMEKEY(BACKSPACE)) PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("K") PORT_CODE(KEYCODE_K) PORT_CHAR('k') PORT_CHAR('K') PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("L") PORT_CODE(KEYCODE_L) PORT_CHAR('l') PORT_CHAR('L') PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("\xc3\xa1") PORT_CODE(KEYCODE_7_PAD) PORT_CHAR(0x00e1) PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Enter") PORT_CODE(KEYCODE_ENTER) PORT_CHAR(13) PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("\xc5\xb1") PORT_CODE(KEYCODE_8_PAD) PORT_CHAR(0x0171) PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("\xc3\xa9") PORT_CODE(KEYCODE_9_PAD) PORT_CHAR(0x00e9) PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("J") PORT_CODE(KEYCODE_J) PORT_CHAR('j') PORT_CHAR('J') PORT_START("LINE.6") PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("B") PORT_CODE(KEYCODE_B) PORT_CHAR('b') PORT_CHAR('B') PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("C") PORT_CODE(KEYCODE_C) PORT_CHAR('c') PORT_CHAR('C') PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("X") PORT_CODE(KEYCODE_X) PORT_CHAR('x') PORT_CHAR('X') PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Shift") PORT_CODE(KEYCODE_RSHIFT) PORT_CODE(KEYCODE_LSHIFT) PORT_CHAR(UCHAR_SHIFT_1) PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("N") PORT_CODE(KEYCODE_N) PORT_CHAR('n') PORT_CHAR('N') PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Lock") PORT_CODE(KEYCODE_CAPSLOCK) PORT_CHAR(UCHAR_MAMEKEY(CAPSLOCK)) PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Y") PORT_CODE(KEYCODE_Y) PORT_CHAR('y') PORT_CHAR('Y') PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("V") PORT_CODE(KEYCODE_V) PORT_CHAR('v') PORT_CHAR('V') PORT_START("LINE.7") PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Alt") PORT_CODE(KEYCODE_RALT) PORT_CODE(KEYCODE_LALT) PORT_CHAR(UCHAR_MAMEKEY(LALT)) PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME(",") PORT_CODE(KEYCODE_COMMA) PORT_CHAR(',') PORT_CHAR('?') PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME(".") PORT_CODE(KEYCODE_STOP) PORT_CHAR('.') PORT_CHAR(':') PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Esc") PORT_CODE(KEYCODE_ESC) PORT_CHAR(UCHAR_MAMEKEY(ESC)) PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Ctrl") PORT_CODE(KEYCODE_LCONTROL) PORT_CODE(KEYCODE_RCONTROL) PORT_CHAR(UCHAR_MAMEKEY(LCONTROL)) PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Space") PORT_CODE(KEYCODE_SPACE) PORT_CHAR(' ') PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("=") PORT_CODE(KEYCODE_MINUS) PORT_CHAR('-') PORT_CHAR('_') PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("M") PORT_CODE(KEYCODE_M) PORT_CHAR('m') PORT_CHAR('M') PORT_START("LINE.8") PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Insert") PORT_CODE(KEYCODE_INSERT) PORT_CHAR(UCHAR_MAMEKEY(INSERT)) PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Up") PORT_CODE(KEYCODE_UP) PORT_CHAR(UCHAR_MAMEKEY(UP)) PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Down") PORT_CODE(KEYCODE_DOWN) PORT_CHAR(UCHAR_MAMEKEY(DOWN)) PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Fire") PORT_CODE(KEYCODE_PGUP) //PORT_CHAR(UCHAR_MAMEKEY()) PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Acc") PORT_CODE(KEYCODE_PGDN) //PORT_CHAR(UCHAR_MAMEKEY()) PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Right") PORT_CODE(KEYCODE_RIGHT) PORT_CHAR(UCHAR_MAMEKEY(RIGHT)) PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Left") PORT_CODE(KEYCODE_LEFT) PORT_CHAR(UCHAR_MAMEKEY(LEFT)) PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_UNUSED) PORT_START("LINE.9") PORT_BIT(0xff, IP_ACTIVE_LOW, IPT_UNUSED) PORT_START("LINE.10") PORT_BIT(0xff, IP_ACTIVE_LOW, IPT_UNUSED) PORT_START("LINE.11") PORT_BIT(0xff, IP_ACTIVE_LOW, IPT_UNUSED) PORT_START("LINE.12") PORT_BIT(0xff, IP_ACTIVE_LOW, IPT_UNUSED) PORT_START("LINE.13") PORT_BIT(0xff, IP_ACTIVE_LOW, IPT_UNUSED) PORT_START("LINE.14") PORT_BIT(0xff, IP_ACTIVE_LOW, IPT_UNUSED) PORT_START("LINE.15") PORT_BIT(0xff, IP_ACTIVE_LOW, IPT_UNUSED) INPUT_PORTS_END static INPUT_PORTS_START( tvc64pru ) PORT_START("LINE.0") PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("4") PORT_CODE(KEYCODE_4) PORT_CHAR('4') PORT_CHAR(0x0436) PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("2") PORT_CODE(KEYCODE_2) PORT_CHAR('2') PORT_CHAR('"') PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("1") PORT_CODE(KEYCODE_1) PORT_CHAR('1') PORT_CHAR('!') PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("DL") PORT_CODE(KEYCODE_HOME) // delete line PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("5") PORT_CODE(KEYCODE_5) PORT_CHAR('5') PORT_CHAR('%') PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("DC") PORT_CODE(KEYCODE_7_PAD) PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME(";") PORT_CODE(KEYCODE_COLON) PORT_CHAR(';') PORT_CHAR('+') PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("3") PORT_CODE(KEYCODE_3) PORT_CHAR('3') PORT_CHAR('#') PORT_START("LINE.1") PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("IL") PORT_CODE(KEYCODE_END) // insert line PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("7") PORT_CODE(KEYCODE_7) PORT_CHAR('7') PORT_CHAR('\'') PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("8") PORT_CODE(KEYCODE_8) PORT_CHAR('8') PORT_CHAR('{') PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("0") PORT_CODE(KEYCODE_0) PORT_CHAR('0') PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("_") PORT_CODE(KEYCODE_EQUALS) PORT_CHAR('_') PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("-") PORT_CODE(KEYCODE_MINUS) PORT_CHAR('-') PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("9") PORT_CODE(KEYCODE_9) PORT_CHAR('9') PORT_CHAR(')') PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("6") PORT_CODE(KEYCODE_6) PORT_CHAR('6') PORT_CHAR('&') PORT_START("LINE.2") PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("E") PORT_CODE(KEYCODE_E) PORT_CHAR('e') PORT_CHAR('E') PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("U") PORT_CODE(KEYCODE_U) PORT_CHAR('u') PORT_CHAR('U') PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("C") PORT_CODE(KEYCODE_C) PORT_CHAR('c') PORT_CHAR('C') PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Down") PORT_CODE(KEYCODE_DOWN) PORT_CHAR(UCHAR_MAMEKEY(DOWN)) PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("N") PORT_CODE(KEYCODE_N) PORT_CHAR('n') PORT_CHAR('N') PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Up") PORT_CODE(KEYCODE_UP) PORT_CHAR(UCHAR_MAMEKEY(UP)) PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("J") PORT_CODE(KEYCODE_J) PORT_CHAR('j') PORT_CHAR('J') PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("K") PORT_CODE(KEYCODE_K) PORT_CHAR('k') PORT_CHAR('K') PORT_START("LINE.3") PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("I") PORT_CODE(KEYCODE_DEL) PORT_CHAR(UCHAR_MAMEKEY(DEL)) PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("[") PORT_CODE(KEYCODE_OPENBRACE) PORT_CHAR('[') PORT_CHAR('{') PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("]") PORT_CODE(KEYCODE_CLOSEBRACE) PORT_CHAR(']') PORT_CHAR('}') PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("H") PORT_CODE(KEYCODE_H) PORT_CHAR('h') PORT_CHAR('H') PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME(",") PORT_CODE(KEYCODE_COMMA) PORT_CHAR(',') PORT_CHAR('<') PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME(":") PORT_CODE(KEYCODE_QUOTE) PORT_CHAR(':') PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Z") PORT_CODE(KEYCODE_Z) PORT_CHAR('z') PORT_CHAR('Z') PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("G") PORT_CODE(KEYCODE_G) PORT_CHAR('g') PORT_CHAR('G') PORT_START("LINE.4") PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("P") PORT_CODE(KEYCODE_P) PORT_CHAR('p') PORT_CHAR('P') PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("W") PORT_CODE(KEYCODE_W) PORT_CHAR('w') PORT_CHAR('W') PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Y") PORT_CODE(KEYCODE_Y) PORT_CHAR('y') PORT_CHAR('Y') PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Right") PORT_CODE(KEYCODE_RIGHT) PORT_CHAR(UCHAR_MAMEKEY(RIGHT)) PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("R") PORT_CODE(KEYCODE_R) PORT_CHAR('r') PORT_CHAR('R') PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Left") PORT_CODE(KEYCODE_LEFT) PORT_CHAR(UCHAR_MAMEKEY(LEFT)) PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("F") PORT_CODE(KEYCODE_F) PORT_CHAR('f') PORT_CHAR('F') PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("A") PORT_CODE(KEYCODE_A) PORT_CHAR('a') PORT_CHAR('A') PORT_START("LINE.5") PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Backspace") PORT_CODE(KEYCODE_BACKSPACE) PORT_CHAR(UCHAR_MAMEKEY(BACKSPACE)) PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("L") PORT_CODE(KEYCODE_L) PORT_CHAR('l') PORT_CHAR('L') PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("D") PORT_CODE(KEYCODE_D) PORT_CHAR('d') PORT_CHAR('D') PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("\\") PORT_CODE(KEYCODE_BACKSLASH) PORT_CHAR('\\') PORT_CHAR('|') PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Enter") PORT_CODE(KEYCODE_ENTER) PORT_CHAR(13) PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME(".") PORT_CODE(KEYCODE_STOP) PORT_CHAR('.') PORT_CHAR('>') PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("V") PORT_CODE(KEYCODE_V) PORT_CHAR('v') PORT_CHAR('V') PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("O") PORT_CODE(KEYCODE_O) PORT_CHAR('o') PORT_CHAR('O') PORT_START("LINE.6") PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("I") PORT_CODE(KEYCODE_I) PORT_CHAR('i') PORT_CHAR('I') PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("S") PORT_CODE(KEYCODE_S) PORT_CHAR('s') PORT_CHAR('S') PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("^") PORT_CODE(KEYCODE_9_PAD) PORT_CHAR('^') PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Shift") PORT_CODE(KEYCODE_RSHIFT) PORT_CODE(KEYCODE_LSHIFT) PORT_CHAR(UCHAR_SHIFT_1) PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("T") PORT_CODE(KEYCODE_T) PORT_CHAR('t') PORT_CHAR('T') PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Lock") PORT_CODE(KEYCODE_CAPSLOCK) PORT_CHAR(UCHAR_MAMEKEY(CAPSLOCK)) PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Q") PORT_CODE(KEYCODE_Q) PORT_CHAR('q') PORT_CHAR('Q') PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("M") PORT_CODE(KEYCODE_M) PORT_CHAR('m') PORT_CHAR('M') PORT_START("LINE.7") PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Alt") PORT_CODE(KEYCODE_RALT) PORT_CODE(KEYCODE_LALT) PORT_CHAR(UCHAR_MAMEKEY(LALT)) PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("B") PORT_CODE(KEYCODE_B) PORT_CHAR('b') PORT_CHAR('B') PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("@") PORT_CODE(KEYCODE_1_PAD) PORT_CHAR('@') PORT_CHAR('\'') PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Esc") PORT_CODE(KEYCODE_ESC) PORT_CHAR(UCHAR_MAMEKEY(ESC)) PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Ctrl") PORT_CODE(KEYCODE_LCONTROL) PORT_CODE(KEYCODE_RCONTROL) PORT_CHAR(UCHAR_MAMEKEY(LCONTROL)) PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Space") PORT_CODE(KEYCODE_SPACE) PORT_CHAR(' ') PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("=") PORT_CODE(KEYCODE_SLASH) PORT_CHAR('/') PORT_CHAR('?') PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("X") PORT_CODE(KEYCODE_X) PORT_CHAR('x') PORT_CHAR('X') PORT_START("LINE.8") PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Insert") PORT_CODE(KEYCODE_INSERT) PORT_CHAR(UCHAR_MAMEKEY(INSERT)) PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Joy Up") PORT_CODE(KEYCODE_8_PAD) PORT_CHAR(UCHAR_MAMEKEY(UP)) PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Joy Down") PORT_CODE(KEYCODE_2_PAD) PORT_CHAR(UCHAR_MAMEKEY(DOWN)) PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Joy Fire") PORT_CODE(KEYCODE_PGUP) //PORT_CHAR(UCHAR_MAMEKEY()) PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Joy Acc") PORT_CODE(KEYCODE_PGDN) //PORT_CHAR(UCHAR_MAMEKEY()) PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Joy Right") PORT_CODE(KEYCODE_6_PAD) PORT_CHAR(UCHAR_MAMEKEY(RIGHT)) PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Joy Left") PORT_CODE(KEYCODE_4_PAD) PORT_CHAR(UCHAR_MAMEKEY(LEFT)) PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_UNUSED) PORT_START("LINE.9") PORT_BIT(0x7f, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("*") PORT_CODE(KEYCODE_ASTERISK) PORT_CHAR('*') PORT_START("LINE.10") PORT_BIT(0xff, IP_ACTIVE_LOW, IPT_UNUSED) PORT_START("LINE.11") PORT_BIT(0xff, IP_ACTIVE_LOW, IPT_UNUSED) PORT_START("LINE.12") PORT_BIT(0xff, IP_ACTIVE_LOW, IPT_UNUSED) PORT_START("LINE.13") PORT_BIT(0xff, IP_ACTIVE_LOW, IPT_UNUSED) PORT_START("LINE.14") PORT_BIT(0xff, IP_ACTIVE_LOW, IPT_UNUSED) PORT_START("LINE.15") PORT_BIT(0xff, IP_ACTIVE_LOW, IPT_UNUSED) INPUT_PORTS_END void tvc_state::machine_start() { for (int i = 0; i < 4; i++) m_col[i] = i; m_int_flipflop = 0; u8 *r = m_ram->pointer(); m_bank1->space(0).install_ram(0x8000, 0xbfff, r); m_maincpu->space(AS_PROGRAM).install_ram(0x4000, 0x7fff, r+0x4000); if (m_ram->size() > 0x8000) { m_bank3->space(0).install_ram(0x4000, 0x7fff, r+0x8000); m_bank4->space(0).install_ram(0x8000, 0xbfff, r+0xc000); } memory_share *vram = memshare("vram"); if (vram) m_vram_base = static_cast(vram->ptr()); m_vram_bank = 0; std::string region_tag; memory_region *cart_rom = memregion(region_tag.assign(m_cart->tag()).append(GENERIC_ROM_REGION_TAG).c_str()); if (cart_rom != nullptr) { m_bank1->space(0).install_rom(0x4000, 0x7fff, cart_rom->base()); m_bank4->space(0).install_rom(0x0000, 0x3fff, cart_rom->base()); } save_item(NAME(m_video_mode)); save_item(NAME(m_keyline)); save_item(NAME(m_active_slot)); save_item(NAME(m_int_flipflop)); save_item(NAME(m_col)); save_item(NAME(m_vram_bank)); save_item(NAME(m_cassette_ff)); save_item(NAME(m_centronics_ff)); } void tvc64p_state::machine_start() { tvc_state::machine_start(); m_vram_ptr = make_unique_clear(0x10000); m_vram_base = m_vram_ptr.get(); m_vram_bank1->configure_entries(0, 4, m_vram_base, 0x4000); m_vram_bank3->configure_entries(0, 4, m_vram_base, 0x4000); } void tvc_state::machine_reset() { bank_w(0); m_video_mode = 0; m_cassette_ff = 1; m_centronics_ff = 1; m_active_slot = 0; } void tvc64p_state::machine_reset() { tvc_state::machine_reset(); vram_bank_w(0); } MC6845_UPDATE_ROW( tvc_state::crtc_update_row ) { rgb_t const *const palette = m_palette->palette()->entry_list_raw(); uint32_t *p = &bitmap.pix(y); uint8_t const *const vram = &m_vram_base[(m_vram_bank & 0x30)<<10]; uint16_t const offset = ((ma*4 + ra*0x40) & 0x3fff); switch(m_video_mode) { case 0 : // 2 colors mode for ( int i = 0; i < x_count; i++ ) { uint8_t const data = vram[offset + i]; *p++ = palette[m_col[BIT(data,7)]]; *p++ = palette[m_col[BIT(data,6)]]; *p++ = palette[m_col[BIT(data,5)]]; *p++ = palette[m_col[BIT(data,4)]]; *p++ = palette[m_col[BIT(data,3)]]; *p++ = palette[m_col[BIT(data,2)]]; *p++ = palette[m_col[BIT(data,1)]]; *p++ = palette[m_col[BIT(data,0)]]; } break; case 1 : // 4 colors mode // a0 b0 c0 d0 a1 b1 c1 d1 for ( int i = 0; i < x_count; i++ ) { uint8_t const data = vram[offset + i]; *p++ = palette[m_col[BIT(data,3)*2 + BIT(data,7)]]; *p++ = palette[m_col[BIT(data,3)*2 + BIT(data,7)]]; *p++ = palette[m_col[BIT(data,2)*2 + BIT(data,6)]]; *p++ = palette[m_col[BIT(data,2)*2 + BIT(data,6)]]; *p++ = palette[m_col[BIT(data,1)*2 + BIT(data,5)]]; *p++ = palette[m_col[BIT(data,1)*2 + BIT(data,5)]]; *p++ = palette[m_col[BIT(data,0)*2 + BIT(data,4)]]; *p++ = palette[m_col[BIT(data,0)*2 + BIT(data,4)]]; } break; default: // 16 colors mode // IIGG RRBB for ( int i = 0; i < x_count; i++ ) { uint8_t const data = vram[offset + i]; uint8_t const col0 = ((data & 0x80)>>4) | ((data & 0x20)>>3) | ((data & 0x08)>>2) | ((data & 0x02)>>1); uint8_t const col1 = ((data & 0x40)>>3) | ((data & 0x10)>>2) | ((data & 0x04)>>1) | (data & 0x01); *p++ = palette[col0]; *p++ = palette[col0]; *p++ = palette[col0]; *p++ = palette[col0]; *p++ = palette[col1]; *p++ = palette[col1]; *p++ = palette[col1]; *p++ = palette[col1]; } break; } } void tvc_state::tvc_palette(palette_device &palette) const { static constexpr rgb_t tvc_pens[16] = { { 0x00, 0x00, 0x00 }, { 0x00, 0x00, 0x7f }, { 0x7f, 0x00, 0x00 }, { 0x7f, 0x00, 0x7f }, { 0x00, 0x7f, 0x00 }, { 0x00, 0x7f, 0x7f }, { 0x7f, 0x7f, 0x00 }, { 0x7f, 0x7f, 0x7f }, { 0x00, 0x00, 0x00 }, { 0x00, 0x00, 0xff }, { 0xff, 0x00, 0x00 }, { 0xff, 0x00, 0xff }, { 0x00, 0xff, 0x00 }, { 0x00, 0xff, 0xff }, { 0xff, 0xff, 0x00 }, { 0xff, 0xff, 0xff } }; palette.set_pen_colors(0, tvc_pens); } WRITE_LINE_MEMBER(tvc_state::int_ff_set) { if (state) { m_int_flipflop = 0; m_maincpu->set_input_line(0, ASSERT_LINE); } } WRITE_LINE_MEMBER(tvc_state::centronics_ack) { if (state) m_centronics_ff = 1; } QUICKLOAD_LOAD_MEMBER(tvc_state::quickload_cb) { uint8_t first_byte; image.fread(&first_byte, 1); if (first_byte == 0x11) { image.fseek(0x90, SEEK_SET); image.fread(m_ram->pointer() + 0x19ef, image.length() - 0x90); return image_init_result::PASS; } else { return image_init_result::FAIL; } } void tvc_exp(device_slot_interface &device) { device.option_add("hbf", TVC_HBF); // Videoton HBF floppy interface } void tvc_state::tvc(machine_config &config) { /* basic machine hardware */ Z80(config, m_maincpu, 3125000); m_maincpu->set_addrmap(AS_PROGRAM, &tvc_state::tvc_mem); m_maincpu->set_addrmap(AS_IO, &tvc_state::tvc_io); ADDRESS_MAP_BANK(config, m_bank1); m_bank1->set_endianness(ENDIANNESS_LITTLE); m_bank1->set_data_width(8); m_bank1->set_addr_width(16); m_bank1->set_stride(0x4000); m_bank1->set_addrmap(0, &tvc_state::tvc_bank1); ADDRESS_MAP_BANK(config, m_bank3); m_bank3->set_endianness(ENDIANNESS_LITTLE); m_bank3->set_data_width(8); m_bank3->set_addr_width(15); m_bank3->set_stride(0x4000); m_bank3->set_addrmap(0, &tvc_state::tvc_bank3); ADDRESS_MAP_BANK(config, m_bank4); m_bank4->set_endianness(ENDIANNESS_LITTLE); m_bank4->set_data_width(8); m_bank4->set_addr_width(16); m_bank4->set_stride(0x4000); m_bank4->set_addrmap(0, &tvc_state::tvc_bank4); /* video hardware */ screen_device &screen(SCREEN(config, "screen", SCREEN_TYPE_RASTER)); screen.set_refresh_hz(50); screen.set_vblank_time(ATTOSECONDS_IN_USEC(2500)); /* not accurate */ screen.set_size(512, 240); screen.set_visarea(0, 512 - 1, 0, 240 - 1); screen.set_screen_update("crtc", FUNC(mc6845_device::screen_update)); PALETTE(config, m_palette, FUNC(tvc_state::tvc_palette), 16); mc6845_device &crtc(MC6845(config, "crtc", 3125000/2)); // clk taken from schematics crtc.set_screen("screen"); crtc.set_show_border_area(false); crtc.set_char_width(8); /*?*/ crtc.set_update_row_callback(FUNC(tvc_state::crtc_update_row)); crtc.out_cur_callback().set(FUNC(tvc_state::int_ff_set)); /* internal ram */ RAM(config, RAM_TAG).set_default_value(0x00).set_default_size("64K").set_extra_options("32K"); /* sound hardware */ SPEAKER(config, "mono").front_center(); TVC_SOUND(config, m_sound, 0); m_sound->sndint_wr_callback().set(FUNC(tvc_state::int_ff_set)); m_sound->add_route(ALL_OUTPUTS, "mono", 0.75); CENTRONICS(config, m_centronics, centronics_devices, "printer"); m_centronics->ack_handler().set(FUNC(tvc_state::centronics_ack)); output_latch_device ¢_data_out(OUTPUT_LATCH(config, "cent_data_out")); m_centronics->set_output_latch(cent_data_out); /* cartridge */ GENERIC_CARTSLOT(config, m_cart, generic_plain_slot, "tvc_cart", "bin,rom,crt"); /* expansion interface */ TVCEXP_SLOT(config, m_expansions[0], tvc_exp , nullptr); m_expansions[0]->out_irq_callback().set_inputline(m_maincpu, 0); m_expansions[0]->out_nmi_callback().set_inputline(m_maincpu, INPUT_LINE_NMI); TVCEXP_SLOT(config, m_expansions[1], tvc_exp , nullptr); m_expansions[1]->out_irq_callback().set_inputline(m_maincpu, 0); m_expansions[1]->out_nmi_callback().set_inputline(m_maincpu, INPUT_LINE_NMI); TVCEXP_SLOT(config, m_expansions[2], tvc_exp , nullptr); m_expansions[2]->out_irq_callback().set_inputline(m_maincpu, 0); m_expansions[2]->out_nmi_callback().set_inputline(m_maincpu, INPUT_LINE_NMI); TVCEXP_SLOT(config, m_expansions[3], tvc_exp , nullptr); m_expansions[3]->out_irq_callback().set_inputline(m_maincpu, 0); m_expansions[3]->out_nmi_callback().set_inputline(m_maincpu, INPUT_LINE_NMI); /* cassette */ CASSETTE(config, m_cassette); m_cassette->set_formats(tvc64_cassette_formats); m_cassette->set_default_state(CASSETTE_PLAY | CASSETTE_MOTOR_DISABLED | CASSETTE_SPEAKER_ENABLED); m_cassette->set_interface("tvc_cass"); m_cassette->add_route(ALL_OUTPUTS, "mono", 0.05); /* quickload */ QUICKLOAD(config, "quickload", "cas", attotime::from_seconds(6)).set_load_callback(FUNC(tvc_state::quickload_cb)); /* Software lists */ SOFTWARE_LIST(config, "cart_list").set_original("tvc_cart"); SOFTWARE_LIST(config, "cass_list").set_original("tvc_cass"); SOFTWARE_LIST(config, "flop_list").set_original("tvc_flop"); } void tvc64p_state::tvc64p(machine_config &config) { tvc(config); m_maincpu->set_addrmap(AS_IO, &tvc64p_state::io_64p); m_bank1->set_addrmap(0, &tvc64p_state::bank1_64p); m_bank3->set_addrmap(0, &tvc64p_state::bank3_64p); } /* ROM definition */ ROM_START( tvc64 ) ROM_REGION( 0x4000, "sys", ROMREGION_ERASEFF ) ROM_LOAD( "tvc12_d4.64k", 0x0000, 0x2000, CRC(834ca9be) SHA1(c333318c1c6185aae2d3dfb86d55e3a4a3071a73)) ROM_LOAD( "tvc12_d3.64k", 0x2000, 0x2000, CRC(71753d02) SHA1(d9a1905cf55c532b3380c83158fb5254ee503829)) ROM_REGION( 0x4000, "ext", ROMREGION_ERASEFF ) ROM_LOAD( "tvc12_d7.64k", 0x2000, 0x2000, CRC(1cbbeac6) SHA1(54b29c9ca9942f04620fbf3edab3b8e3cd21c194)) ROM_END ROM_START( tvc64p ) ROM_REGION( 0x4000, "sys", ROMREGION_ERASEFF ) ROM_SYSTEM_BIOS( 0, "v22", "v2.2") ROMX_LOAD( "tvc22_d6.64k", 0x0000, 0x2000, CRC(05ac3a34) SHA1(bdc7eda5fd53f806dca8c4929ee498e8e59eb787), ROM_BIOS(0) ) ROMX_LOAD( "tvc22_d4.64k", 0x2000, 0x2000, CRC(ba6ad589) SHA1(e5c8a6db506836a327d901387a8dc8c681a272db), ROM_BIOS(0) ) ROM_SYSTEM_BIOS( 1, "v21", "v2.1") ROMX_LOAD( "tvc21_d6.64k", 0x0000, 0x2000, CRC(f197ffce) SHA1(7b27a91504dd864170451949ada5f938d6532cae), ROM_BIOS(1) ) ROMX_LOAD( "tvc21_d4.64k", 0x2000, 0x2000, CRC(b054c0b2) SHA1(c8ca8d5a4d092604de01e2cafc2a2dabe94e6380), ROM_BIOS(1) ) ROM_REGION( 0x4000, "ext", ROMREGION_ERASEFF ) ROM_LOAD( "tvc22_d7.64k", 0x2000, 0x2000, CRC(05e1c3a8) SHA1(abf119cf947ea32defd08b29a8a25d75f6bd4987)) ROM_END ROM_START( tvc64pru ) ROM_REGION( 0x4000, "sys", ROMREGION_ERASEFF ) ROM_LOAD( "tvcru_d6.bin", 0x0000, 0x2000, CRC(1e0fa0b8) SHA1(9bebb6c8f03f9641bd35c9fd45ffc13a48e5c572)) ROM_LOAD( "tvcru_d4.bin", 0x2000, 0x2000, CRC(bac5dd4f) SHA1(665a1b8c80b6ad82090803621f0c73ef9243c7d4)) ROM_REGION( 0x4000, "ext", ROMREGION_ERASEFF ) ROM_LOAD( "tvcru_d7.bin", 0x2000, 0x2000, CRC(70cde756) SHA1(c49662af9f6653347ead641e85777c3463cc161b)) ROM_END /* Driver */ // YEAR NAME PARENT COMPAT MACHINE INPUT CLASS INIT COMPANY FULLNAME FLAGS COMP( 1985, tvc64, 0, 0, tvc, tvc, tvc_state, empty_init, "Videoton", "TVC 64", MACHINE_NOT_WORKING | MACHINE_NO_SOUND ) COMP( 1985, tvc64p, tvc64, 0, tvc64p, tvc, tvc64p_state, empty_init, "Videoton", "TVC 64+", MACHINE_NOT_WORKING | MACHINE_NO_SOUND ) COMP( 1985, tvc64pru, tvc64, 0, tvc64p, tvc64pru, tvc64p_state, empty_init, "Videoton", "TVC 64+ (Russian)", MACHINE_NOT_WORKING | MACHINE_NO_SOUND )