// license:BSD-3-Clause // copyright-holders:R. Belmont /*************************************************************************** Brother LW-700i and friends word processor/typewriters Preliminary driver by R. Belmont Main CPU: Hitachi H8/3003 FDC: HD63266F (uPD765 derivative) 256KiB RAM Dot-matrix LCD (480x128) ****************************************************************************/ #include "emu.h" #include "cpu/h8/h83003.h" #include "machine/nvram.h" #include "machine/at28c16.h" #include "screen.h" #include "speaker.h" #include "machine/timer.h" class lw700i_state : public driver_device { public: lw700i_state(const machine_config &mconfig, device_type type, const char *tag) : driver_device(mconfig, type, tag), m_maincpu(*this, "maincpu"), m_mainram(*this, "mainram"), m_screen(*this, "screen"), m_keyboard(*this, "X%u", 0) { } void lw700i(machine_config &config); uint16_t status_r() { return 0x8080; } // "ready" void data_w(uint16_t data) { } uint8_t p7_r(); uint8_t pb_r(); void pb_w(uint8_t data); private: virtual void machine_reset() override; virtual void machine_start() override; uint32_t screen_update(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect); void main_map(address_map &map); void io_map(address_map &map); TIMER_DEVICE_CALLBACK_MEMBER(vbl_interrupt); // devices required_device m_maincpu; required_shared_ptr m_mainram; required_device m_screen; required_ioport_array<9> m_keyboard; // driver_device overrides virtual void video_start() override; uint8_t m_keyrow; }; uint8_t lw700i_state::p7_r() { //("Read P7 (PC=%x)\n", m_maincpu->pc()); // must be non-zero; f0 = French, fe = German, ff = English if (m_keyrow == 0xf) { return 0xff; } if (m_keyrow < 9) { return m_keyboard[m_keyrow]->read(); } return 0xff; } uint8_t lw700i_state::pb_r() { return 0; } void lw700i_state::pb_w(uint8_t data) { //printf("%x to keyboard row\n", data); m_keyrow = data; } TIMER_DEVICE_CALLBACK_MEMBER(lw700i_state::vbl_interrupt) { int scanline = m_screen->vpos(); if (scanline == 1) { m_maincpu->set_input_line(5, ASSERT_LINE); // not sure where this is coming from, fix hang m_maincpu->space(0).write_byte(0xffffff05, 0); } else if (scanline == 2) { m_maincpu->set_input_line(5, CLEAR_LINE); } } void lw700i_state::machine_reset() { } void lw700i_state::machine_start() { } void lw700i_state::video_start() { } uint32_t lw700i_state::screen_update(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect) { uint32_t *scanline; int x, y; uint8_t pixels; static const uint32_t palette[2] = { 0xffffff, 0 }; uint8_t *pVRAM = (uint8_t *)m_mainram.target(); pVRAM += 0x3e200; for (y = 0; y < 128; y++) { scanline = &bitmap.pix32(y); for (x = 0; x < 480/8; x++) { pixels = pVRAM[(y * (480/8)) + (BYTE_XOR_BE(x))]; *scanline++ = palette[(pixels>>7)&1]; *scanline++ = palette[(pixels>>6)&1]; *scanline++ = palette[(pixels>>5)&1]; *scanline++ = palette[(pixels>>4)&1]; *scanline++ = palette[(pixels>>3)&1]; *scanline++ = palette[(pixels>>2)&1]; *scanline++ = palette[(pixels>>1)&1]; *scanline++ = palette[(pixels&1)]; } } return 0; } void lw700i_state::main_map(address_map &map) { map(0x000000, 0x1fffff).rom().region("maincpu", 0x0000); map(0x600000, 0x63ffff).ram().share("mainram"); // 256K of main RAM map(0xe00000, 0xe00001).rw(FUNC(lw700i_state::status_r), FUNC(lw700i_state::data_w)); map(0xf00048, 0xf00049).ram(); } void lw700i_state::io_map(address_map &map) { map(h83003_device::PORT_7, h83003_device::PORT_7).r(FUNC(lw700i_state::p7_r)); map(h83003_device::PORT_B, h83003_device::PORT_B).rw(FUNC(lw700i_state::pb_r), FUNC(lw700i_state::pb_w)); } // row 0: | 4 | 3 | W | E | D | X | ? | Enter? | // row 1: | 5 | 6 | R | T | C | F | ? | DArr | // row 2: | 8 | 7 | Y | H | G | V | ? | ? | // row 3: | 1 | 2 | Q | Z | A | S | ? | Shift Lock? | // row 4: | 9 | J | I | U | B | N | ? | RArr | // row 5: | - | 0 | P | O | M | , | ? | Menu | // row 6: | ? | ; |2/3| | |LAr|UAr| ? | ? | // row 7: | ? | ? |ENT|BkS| ? | ? | ? | Shift? | // row 8: |3/4| L | = | K | . |1/2| * | ? | static INPUT_PORTS_START( lw700i ) PORT_START("X0") PORT_BIT(0x001, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_4) PORT_CHAR('4') PORT_CHAR('@') PORT_BIT(0x002, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_3) PORT_CHAR('3') PORT_CHAR('/') PORT_BIT(0x004, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_W) PORT_CHAR('w') PORT_CHAR('W') PORT_BIT(0x008, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_E) PORT_CHAR('e') PORT_CHAR('E') PORT_BIT(0x010, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_D) PORT_CHAR('d') PORT_CHAR('D') PORT_BIT(0x020, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_X) PORT_CHAR('x') PORT_CHAR('X') PORT_BIT(0x040, IP_ACTIVE_LOW, IPT_UNKNOWN) PORT_BIT(0x080, IP_ACTIVE_LOW, IPT_UNKNOWN) PORT_START("X1") PORT_BIT(0x001, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_5) PORT_CHAR('5') PORT_CHAR(0xa3) PORT_BIT(0x002, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_6) PORT_CHAR('6') PORT_CHAR('_') PORT_BIT(0x004, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_R) PORT_CHAR('r') PORT_CHAR('R') PORT_BIT(0x008, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_T) PORT_CHAR('t') PORT_CHAR('T') PORT_BIT(0x010, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_C) PORT_CHAR('c') PORT_CHAR('C') PORT_BIT(0x020, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_F) PORT_CHAR('f') PORT_CHAR('F') PORT_BIT(0x040, IP_ACTIVE_LOW, IPT_UNKNOWN) PORT_BIT(0x080, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME(UTF8_DOWN) PORT_CODE(KEYCODE_DOWN) PORT_CHAR(UCHAR_MAMEKEY(DOWN)) PORT_START("X2") PORT_BIT(0x001, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_8) PORT_CHAR('8') PORT_CHAR('\'') PORT_BIT(0x002, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_7) PORT_CHAR('7') PORT_CHAR('&') PORT_BIT(0x004, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_Y) PORT_CHAR('y') PORT_CHAR('Y') PORT_BIT(0x008, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_H) PORT_CHAR('h') PORT_CHAR('H') PORT_BIT(0x010, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_G) PORT_CHAR('g') PORT_CHAR('G') PORT_BIT(0x020, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_V) PORT_CHAR('v') PORT_CHAR('V') PORT_BIT(0x040, IP_ACTIVE_LOW, IPT_UNKNOWN) PORT_BIT(0x080, IP_ACTIVE_LOW, IPT_UNKNOWN) PORT_START("X3") PORT_BIT(0x001, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_1) PORT_CHAR('1') PORT_CHAR(0x2021) PORT_BIT(0x002, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_2) PORT_CHAR('2') PORT_CHAR('"') PORT_BIT(0x004, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_Q) PORT_CHAR('q') PORT_CHAR('Q') PORT_BIT(0x008, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_Z) PORT_CHAR('z') PORT_CHAR('Z') PORT_BIT(0x010, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_A) PORT_CHAR('a') PORT_CHAR('A') PORT_BIT(0x020, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_S) PORT_CHAR('s') PORT_CHAR('S') PORT_BIT(0x040, IP_ACTIVE_LOW, IPT_UNKNOWN) PORT_BIT(0x080, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_CAPSLOCK) PORT_CHAR(UCHAR_MAMEKEY(CAPSLOCK)) PORT_START("X4") PORT_BIT(0x001, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_9) PORT_CHAR('9') PORT_CHAR('(') PORT_BIT(0x002, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_J) PORT_CHAR('j') PORT_CHAR('J') PORT_BIT(0x004, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_I) PORT_CHAR('i') PORT_CHAR('I') PORT_BIT(0x008, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_U) PORT_CHAR('u') PORT_CHAR('U') PORT_BIT(0x010, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_B) PORT_CHAR('b') PORT_CHAR('B') PORT_BIT(0x020, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_N) PORT_CHAR('n') PORT_CHAR('N') PORT_BIT(0x040, IP_ACTIVE_LOW, IPT_UNKNOWN) PORT_BIT(0x080, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME(UTF8_RIGHT) PORT_CODE(KEYCODE_RIGHT) PORT_CHAR(UCHAR_MAMEKEY(RIGHT)) PORT_START("X5") PORT_BIT(0x001, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_SLASH) PORT_CHAR('-') PORT_CHAR('?') PORT_BIT(0x002, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_0) PORT_CHAR('0') PORT_CHAR(')') PORT_BIT(0x004, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_P) PORT_CHAR('p') PORT_CHAR('P') PORT_BIT(0x008, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_O) PORT_CHAR('o') PORT_CHAR('O') PORT_BIT(0x010, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_M) PORT_CHAR('m') PORT_CHAR('M') PORT_BIT(0x020, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_COMMA) PORT_CHAR(',') PORT_BIT(0x040, IP_ACTIVE_LOW, IPT_UNKNOWN) PORT_BIT(0x080, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Menu") PORT_CODE(KEYCODE_ESC) PORT_CHAR(27) PORT_START("X6") PORT_BIT(0x001, IP_ACTIVE_LOW, IPT_UNKNOWN) PORT_BIT(0x002, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_QUOTE) PORT_CHAR(';') PORT_CHAR(':') PORT_BIT(0x004, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_CLOSEBRACE) PORT_CHAR(0x2154) PORT_CHAR(0x2153) PORT_BIT(0x008, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_BACKSLASH) PORT_CHAR('|') PORT_CHAR('$') PORT_BIT(0x010, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME(UTF8_LEFT) PORT_CODE(KEYCODE_LEFT) PORT_CHAR(UCHAR_MAMEKEY(LEFT)) PORT_BIT(0x020, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME(UTF8_UP) PORT_CODE(KEYCODE_UP) PORT_CHAR(UCHAR_MAMEKEY(UP)) PORT_BIT(0x040, IP_ACTIVE_LOW, IPT_UNKNOWN) PORT_BIT(0x080, IP_ACTIVE_LOW, IPT_UNKNOWN) PORT_START("X7") PORT_BIT(0x001, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Print") PORT_BIT(0x002, IP_ACTIVE_LOW, IPT_UNKNOWN) PORT_BIT(0x004, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Return") PORT_CODE(KEYCODE_ENTER) PORT_CHAR(13) PORT_BIT(0x008, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_BACKSPACE) PORT_CHAR(8) PORT_BIT(0x010, IP_ACTIVE_LOW, IPT_UNKNOWN) PORT_BIT(0x020, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Clear") PORT_BIT(0x040, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_SPACE) PORT_CHAR(' ') PORT_BIT(0x080, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Left Shift") PORT_CODE(KEYCODE_LSHIFT) PORT_CHAR(UCHAR_SHIFT_1) PORT_START("X8") PORT_BIT(0x001, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_OPENBRACE) PORT_CHAR(0xbe) PORT_CHAR(0xbc) PORT_BIT(0x002, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_L) PORT_CHAR('l') PORT_CHAR('L') PORT_BIT(0x004, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_EQUALS) PORT_CHAR('=') PORT_CHAR('+') PORT_BIT(0x008, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_K) PORT_CHAR('k') PORT_CHAR('K') PORT_BIT(0x010, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_STOP) PORT_CHAR('.') PORT_BIT(0x020, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_MINUS) PORT_CHAR(0xbd) PORT_CHAR('%') PORT_BIT(0x040, IP_ACTIVE_LOW, IPT_UNKNOWN) PORT_BIT(0x080, IP_ACTIVE_LOW, IPT_UNKNOWN) INPUT_PORTS_END void lw700i_state::lw700i(machine_config &config) { H83003(config, m_maincpu, XTAL(16'000'000)); m_maincpu->set_addrmap(AS_PROGRAM, &lw700i_state::main_map); m_maincpu->set_addrmap(AS_IO, &lw700i_state::io_map); TIMER(config, "scantimer").configure_scanline(FUNC(lw700i_state::vbl_interrupt), "screen", 0, 1); SCREEN(config, m_screen, SCREEN_TYPE_LCD); m_screen->set_refresh_hz(60); m_screen->set_vblank_time(ATTOSECONDS_IN_USEC(2500) /* not accurate */); m_screen->set_screen_update(FUNC(lw700i_state::screen_update)); m_screen->set_size(640, 400); m_screen->set_visarea(0, 480, 0, 128); } ROM_START(blw700i) ROM_REGION(0x200000, "maincpu", 0) /* H8/3003 program ROM */ ROM_LOAD16_WORD_SWAP( "mx24969b.bin", 0x000000, 0x200000, CRC(78d88d04) SHA1(3cda632c7190257abd20e121575767e8e9a18b1c) ) ROM_END SYST( 1995, blw700i, 0, 0, lw700i, lw700i, lw700i_state, empty_init, "Brother", "LW-700i", MACHINE_NOT_WORKING|MACHINE_NO_SOUND )