diff options
Diffstat (limited to 'src/mame/drivers/bw12.cpp')
-rw-r--r-- | src/mame/drivers/bw12.cpp | 668 |
1 files changed, 0 insertions, 668 deletions
diff --git a/src/mame/drivers/bw12.cpp b/src/mame/drivers/bw12.cpp deleted file mode 100644 index df55732b70d..00000000000 --- a/src/mame/drivers/bw12.cpp +++ /dev/null @@ -1,668 +0,0 @@ -// license:BSD-3-Clause -// copyright-holders:Curt Coder -/*************************************************************************** - - Bondwell 12/14 - - 12/05/2009 Skeleton driver. - - - Z80A CPU 4MHz - - 64KB RAM (BW 12), 128KB RAM (BW 14) - - 4KB ROM System - - UPD765A Floppy controller - - 2 x 5.25" Floppy drives 48 tpi SSDD (BW 12), DSDD (BW 14) - - MC6845 Video controller - - 2KB RAM Video buffer - - 4KB ROM Character set - - Z80SIO Serial interface - - MC6821 Parallel interface - - I8253 Counter-timer - - MC1408 8-bit DAC sound - - KB3600 PRO (AY-5-3600 PRO) Keyboard controller - - http://www.eld.leidenuniv.nl/~moene/Home/sitemap/ - http://www.baltissen.org/newhtm/schemas.htm - -****************************************************************************/ - -#include "emu.h" -#include "includes/bw12.h" -#include "bus/rs232/rs232.h" -#include "sound/dac.h" -#include "screen.h" -#include "softlist.h" -#include "speaker.h" - -/* - - TODO: - - - floppy motor off timer - -*/ - -void bw12_state::bankswitch() -{ - address_space &program = m_maincpu->space(AS_PROGRAM); - - switch (m_curbank) - { - case 0: /* ROM */ - program.install_read_bank(0x0000, 0x7fff, m_bank); - program.unmap_write(0x0000, 0x7fff); - break; - - case 1: /* BK0 */ - program.install_readwrite_bank(0x0000, 0x7fff, m_bank); - break; - - case 2: /* BK1 */ - case 3: /* BK2 */ - if (m_ram->size() > 64*1024) - { - program.install_readwrite_bank(0x0000, 0x7fff, m_bank); - } - else - { - program.unmap_readwrite(0x0000, 0x7fff); - } - break; - } - - m_bank->set_entry(m_curbank); -} - -void bw12_state::floppy_motor_on_off() -{ - if (m_motor0 || m_motor1) - { - m_motor_on = 1; - m_floppy0->mon_w(0); - m_floppy1->mon_w(0); - m_floppy_timer->adjust(attotime::never); - } - else - m_floppy_timer->adjust(attotime::from_msec(170)); -} - -TIMER_DEVICE_CALLBACK_MEMBER(bw12_state::floppy_motor_off_tick) -{ - if (m_motor0 || m_motor1) - return; - m_floppy0->mon_w(1); - m_floppy1->mon_w(1); - - m_motor_on = 0; -} - -WRITE_LINE_MEMBER(bw12_state::ls138_a0_w) -{ - m_curbank = (m_curbank & 0x02) | state; - bankswitch(); -} - -WRITE_LINE_MEMBER(bw12_state::ls138_a1_w) -{ - m_curbank = (state << 1) | (m_curbank & 0x01); - bankswitch(); -} - -WRITE_LINE_MEMBER(bw12_state::init_w) -{ -} - -WRITE_LINE_MEMBER(bw12_state::motor0_w) -{ - m_motor0 = state; - floppy_motor_on_off(); -} - -WRITE_LINE_MEMBER(bw12_state::motor1_w) -{ - m_motor1 = state; - floppy_motor_on_off(); -} - -uint8_t bw12_state::ls259_r(offs_t offset) -{ - if (!machine().side_effects_disabled()) - m_latch->write_bit(offset >> 1, BIT(offset, 0)); - - return 0; -} - -/* Memory Maps */ - -void bw12_state::bw12_mem(address_map &map) -{ - map(0x0000, 0x7fff).bankrw("bank"); - map(0x8000, 0xf7ff).ram(); - map(0xf800, 0xffff).ram().share("video_ram"); -} - -void bw12_state::bw12_io(address_map &map) -{ - map.global_mask(0xff); - map(0x00, 0x0f).r(FUNC(bw12_state::ls259_r)).w(m_latch, FUNC(ls259_device::write_a0)); - map(0x10, 0x10).mirror(0x0e).w(m_crtc, FUNC(mc6845_device::address_w)); - map(0x11, 0x11).mirror(0x0e).rw(m_crtc, FUNC(mc6845_device::register_r), FUNC(mc6845_device::register_w)); - map(0x20, 0x21).mirror(0x0e).m(m_fdc, FUNC(upd765a_device::map)); - map(0x30, 0x33).mirror(0x0c).rw(m_pia, FUNC(pia6821_device::read), FUNC(pia6821_device::write)); - map(0x40, 0x43).mirror(0x0c).rw(m_sio, FUNC(z80sio_device::ba_cd_r), FUNC(z80sio_device::ba_cd_w)); - map(0x50, 0x50).mirror(0x0f).w("dac", FUNC(dac_byte_interface::data_w)); - map(0x60, 0x63).mirror(0x0c).rw(m_pit, FUNC(pit8253_device::read), FUNC(pit8253_device::write)); -} - -/* Input Ports */ - -static INPUT_PORTS_START( bw12 ) - /* - - KB3600 PRO2 Keyboard matrix - - | Y0 | Y1 | Y2 | Y3 | Y4 | Y5 | Y6 | Y7 | Y8 | Y9 | - | | | | | | | | | | | - ----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----| - X0 | 7 | 8 | 9 | 0 | 1 | 2 | 3 | 4 | 5 | 6 | - ----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----| - X1 | U | I | O | P | Q | W | E | R | T | Y | - ----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----| - X2 | F15 | F16 | RET | N. | SP | LOCK| F11 | F12 | F13 | F14 | - ----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----| - X3 | F7 | F8 | F9 | F10 | F1 | F2 | F3 | F4 | F5 | F6 | - ----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----| - X4 | LEFT|RIGHT| N3 | BS | @ | | - | ] | UP | DOWN| - ----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----| - X5 | N9 | CL | N2 | LF | DEL | HT |ARROW| [ | N7 | N8 | - ----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----| - X6 | M | , | . | / | Z | X | C | V | B | N | - ----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----| - X7 | J | K | L | ; | A | S | D | F | G | H | - ----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----| - X8 | N6 | - | N1 | N0 | ESC | | : | NRET| N4 | N5 | - ----+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----| - - */ - - PORT_START("X0") - PORT_BIT( 0x001, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_7) PORT_CHAR('7') PORT_CHAR('\'') - PORT_BIT( 0x002, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_8) PORT_CHAR('8') PORT_CHAR('(') - PORT_BIT( 0x004, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_9) PORT_CHAR('9') PORT_CHAR(')') - PORT_BIT( 0x008, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_0) PORT_CHAR('0') PORT_CHAR('|') - PORT_BIT( 0x010, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_1) PORT_CHAR('1') PORT_CHAR('!') - PORT_BIT( 0x020, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_2) PORT_CHAR('2') PORT_CHAR('"') - PORT_BIT( 0x040, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_3) PORT_CHAR('3') PORT_CHAR('#') - PORT_BIT( 0x080, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_4) PORT_CHAR('4') PORT_CHAR('$') - PORT_BIT( 0x100, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_5) PORT_CHAR('5') PORT_CHAR('%') - PORT_BIT( 0x200, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_6) PORT_CHAR('6') PORT_CHAR('&') - - PORT_START("X1") - PORT_BIT( 0x001, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_U) PORT_CHAR('u') PORT_CHAR('U') - PORT_BIT( 0x002, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_I) PORT_CHAR('i') PORT_CHAR('I') - PORT_BIT( 0x004, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_O) PORT_CHAR('o') PORT_CHAR('O') - PORT_BIT( 0x008, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_P) PORT_CHAR('p') PORT_CHAR('P') - PORT_BIT( 0x010, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_Q) PORT_CHAR('q') PORT_CHAR('Q') - PORT_BIT( 0x020, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_W) PORT_CHAR('w') PORT_CHAR('W') - PORT_BIT( 0x040, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_E) PORT_CHAR('e') PORT_CHAR('E') - PORT_BIT( 0x080, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_R) PORT_CHAR('r') PORT_CHAR('R') - PORT_BIT( 0x100, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_T) PORT_CHAR('t') PORT_CHAR('T') - PORT_BIT( 0x200, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_Y) PORT_CHAR('y') PORT_CHAR('Y') - - PORT_START("X2") - PORT_BIT( 0x001, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("F15") - PORT_BIT( 0x002, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("F16") - PORT_BIT( 0x004, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("RETURN") PORT_CODE(KEYCODE_ENTER) PORT_CHAR(13) - PORT_BIT( 0x008, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("Keypad .") PORT_CODE(KEYCODE_DEL_PAD) - PORT_BIT( 0x010, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("SPACE") PORT_CODE(KEYCODE_SPACE) PORT_CHAR(' ') - PORT_BIT( 0x020, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("CAPS LOCK") PORT_CODE(KEYCODE_CAPSLOCK) - PORT_BIT( 0x040, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("F11") PORT_CODE(KEYCODE_F11) PORT_CHAR(UCHAR_MAMEKEY(F11)) - PORT_BIT( 0x080, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("F12") PORT_CODE(KEYCODE_F12) PORT_CHAR(UCHAR_MAMEKEY(F12)) - PORT_BIT( 0x100, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("F13") - PORT_BIT( 0x200, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("F14") - - PORT_START("X3") - PORT_BIT( 0x001, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("F7") PORT_CODE(KEYCODE_F7) PORT_CHAR(UCHAR_MAMEKEY(F7)) - PORT_BIT( 0x002, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("F8") PORT_CODE(KEYCODE_F8) PORT_CHAR(UCHAR_MAMEKEY(F8)) - PORT_BIT( 0x004, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("F9") PORT_CODE(KEYCODE_F9) PORT_CHAR(UCHAR_MAMEKEY(F9)) - PORT_BIT( 0x008, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("F10") PORT_CODE(KEYCODE_F10) PORT_CHAR(UCHAR_MAMEKEY(F10)) - PORT_BIT( 0x010, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("F1") PORT_CODE(KEYCODE_F1) PORT_CHAR(UCHAR_MAMEKEY(F1)) - PORT_BIT( 0x020, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("F2") PORT_CODE(KEYCODE_F2) PORT_CHAR(UCHAR_MAMEKEY(F2)) - PORT_BIT( 0x040, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("F3") PORT_CODE(KEYCODE_F3) PORT_CHAR(UCHAR_MAMEKEY(F3)) - PORT_BIT( 0x080, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("F4") PORT_CODE(KEYCODE_F4) PORT_CHAR(UCHAR_MAMEKEY(F4)) - PORT_BIT( 0x100, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("F5") PORT_CODE(KEYCODE_F5) PORT_CHAR(UCHAR_MAMEKEY(F5)) - PORT_BIT( 0x200, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("F6") PORT_CODE(KEYCODE_F6) PORT_CHAR(UCHAR_MAMEKEY(F6)) - - PORT_START("X4") - PORT_BIT( 0x001, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME(UTF8_LEFT) PORT_CODE(KEYCODE_LEFT) PORT_CHAR(UCHAR_MAMEKEY(LEFT)) - PORT_BIT( 0x002, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME(UTF8_RIGHT) PORT_CODE(KEYCODE_RIGHT) PORT_CHAR(UCHAR_MAMEKEY(RIGHT)) - PORT_BIT( 0x004, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("Keypad 3") PORT_CODE(KEYCODE_3_PAD) - PORT_BIT( 0x008, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("BS") PORT_CODE(KEYCODE_BACKSPACE) PORT_CHAR(8) - PORT_BIT( 0x010, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_BACKSLASH) PORT_CHAR('@') PORT_CHAR('\\') - PORT_BIT( 0x020, IP_ACTIVE_HIGH, IPT_UNUSED ) - PORT_BIT( 0x040, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_EQUALS) PORT_CHAR('-') PORT_CHAR('=') - PORT_BIT( 0x080, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_CLOSEBRACE) PORT_CHAR(']') PORT_CHAR('}') - PORT_BIT( 0x100, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME(UTF8_UP) PORT_CODE(KEYCODE_UP) PORT_CHAR(UCHAR_MAMEKEY(UP)) - PORT_BIT( 0x200, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME(UTF8_DOWN) PORT_CODE(KEYCODE_DOWN) PORT_CHAR(UCHAR_MAMEKEY(DOWN)) - - PORT_START("X5") - PORT_BIT( 0x001, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("Keypad 9") PORT_CODE(KEYCODE_9_PAD) - PORT_BIT( 0x002, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("CL") - PORT_BIT( 0x004, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("Keypad 2") PORT_CODE(KEYCODE_2_PAD) - PORT_BIT( 0x008, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("LF") - PORT_BIT( 0x010, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("DEL") PORT_CODE(KEYCODE_DEL) - PORT_BIT( 0x020, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("HT") - PORT_BIT( 0x040, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_TILDE) PORT_CHAR('^') PORT_CHAR('~') - PORT_BIT( 0x080, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_OPENBRACE) PORT_CHAR('[') PORT_CHAR('{') - PORT_BIT( 0x100, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("Keypad 7") PORT_CODE(KEYCODE_7_PAD) - PORT_BIT( 0x200, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("Keypad 8") PORT_CODE(KEYCODE_8_PAD) - - PORT_START("X6") - PORT_BIT( 0x001, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_M) PORT_CHAR('m') PORT_CHAR('M') - PORT_BIT( 0x002, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_COMMA) PORT_CHAR(',') PORT_CHAR('<') - PORT_BIT( 0x004, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_STOP) PORT_CHAR('.') PORT_CHAR('>') - PORT_BIT( 0x008, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_SLASH) PORT_CHAR('/') PORT_CHAR('?') - PORT_BIT( 0x010, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_Z) PORT_CHAR('z') PORT_CHAR('Z') - PORT_BIT( 0x020, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_X) PORT_CHAR('x') PORT_CHAR('X') - PORT_BIT( 0x040, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_C) PORT_CHAR('c') PORT_CHAR('C') - PORT_BIT( 0x080, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_V) PORT_CHAR('v') PORT_CHAR('V') - PORT_BIT( 0x100, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_B) PORT_CHAR('b') PORT_CHAR('B') - PORT_BIT( 0x200, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_N) PORT_CHAR('n') PORT_CHAR('N') - - PORT_START("X7") - PORT_BIT( 0x001, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_J) PORT_CHAR('j') PORT_CHAR('J') - PORT_BIT( 0x002, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_K) PORT_CHAR('k') PORT_CHAR('K') - PORT_BIT( 0x004, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_L) PORT_CHAR('l') PORT_CHAR('L') - PORT_BIT( 0x008, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_COLON) PORT_CHAR(';') PORT_CHAR('+') - PORT_BIT( 0x010, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_A) PORT_CHAR('a') PORT_CHAR('A') - PORT_BIT( 0x020, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_S) PORT_CHAR('s') PORT_CHAR('S') - PORT_BIT( 0x040, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_D) PORT_CHAR('d') PORT_CHAR('D') - PORT_BIT( 0x080, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_F) PORT_CHAR('f') PORT_CHAR('F') - PORT_BIT( 0x100, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_G) PORT_CHAR('g') PORT_CHAR('G') - PORT_BIT( 0x200, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_H) PORT_CHAR('h') PORT_CHAR('H') - - PORT_START("X8") - PORT_BIT( 0x001, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("Keypad 6") PORT_CODE(KEYCODE_6_PAD) - PORT_BIT( 0x002, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_MINUS) PORT_CHAR('-') PORT_CHAR('_') - PORT_BIT( 0x004, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("Keypad 1") PORT_CODE(KEYCODE_1_PAD) - PORT_BIT( 0x008, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("Keypad 0") PORT_CODE(KEYCODE_0_PAD) - PORT_BIT( 0x010, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("ESC") PORT_CODE(KEYCODE_ESC) - PORT_BIT( 0x020, IP_ACTIVE_HIGH, IPT_UNUSED ) - PORT_BIT( 0x040, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE(KEYCODE_QUOTE) PORT_CHAR(':') PORT_CHAR('*') - PORT_BIT( 0x080, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("Keypad RET") PORT_CODE(KEYCODE_ENTER_PAD) - PORT_BIT( 0x100, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("Keypad 4") PORT_CODE(KEYCODE_4_PAD) - PORT_BIT( 0x200, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("Keypad 5") PORT_CODE(KEYCODE_5_PAD) - - PORT_START("MODIFIERS") - PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("SHIFT") PORT_CODE(KEYCODE_LSHIFT) PORT_CHAR(UCHAR_SHIFT_1) - PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("CTRL") PORT_CODE(KEYCODE_LCONTROL) PORT_CHAR(UCHAR_MAMEKEY(LCONTROL)) -INPUT_PORTS_END - -/* Video */ - -MC6845_UPDATE_ROW( bw12_state::crtc_update_row ) -{ - pen_t const *const pen = m_palette->pens(); - - for (int column = 0; column < x_count; column++) - { - uint8_t const code = m_video_ram[((ma + column) & BW12_VIDEORAM_MASK)]; - uint16_t const addr = code << 4 | (ra & 0x0f); - uint8_t data = m_char_rom->base()[addr & BW12_CHARROM_MASK]; - - if (column == cursor_x) - { - data = 0xff; - } - - for (int bit = 0; bit < 8; bit++) - { - int const x = (column * 8) + bit; - int const color = BIT(data, 7) && de; - - bitmap.pix(vbp + y, hbp + x) = pen[color]; - - data <<= 1; - } - } -} - - -/* PIA6821 Interface */ - -WRITE_LINE_MEMBER( bw12_state::write_centronics_busy ) -{ - m_centronics_busy = state; -} - -WRITE_LINE_MEMBER( bw12_state::write_centronics_fault ) -{ - m_centronics_fault = state; -} - -WRITE_LINE_MEMBER( bw12_state::write_centronics_perror ) -{ - m_centronics_perror = state; -} - -uint8_t bw12_state::pia_pa_r() -{ - /* - - bit description - - PA0 Input from Centronics BUSY status - PA1 Input from Centronics ERROR status - PA2 Input from Centronics PAPER OUT status - PA3 Input from FDC MOTOR - PA4 Input from PIT OUT2 - PA5 Input from keyboard strobe - PA6 Input from keyboard serial data - PA7 Input from FDC interrupt - - */ - - uint8_t data = 0; - - data |= m_centronics_busy; - data |= (m_centronics_fault << 1); - data |= (m_centronics_perror << 2); - data |= (m_motor_on << 3); - data |= (m_pit_out2 << 4); - data |= (m_key_stb << 5); - data |= (m_key_sin << 6); - data |= (m_fdc->get_irq() ? 1 : 0) << 7; - - return data; -} - -WRITE_LINE_MEMBER( bw12_state::pia_cb2_w ) -{ - if (state) - { - /* keyboard shift clock */ - m_key_shift++; - - if (m_key_shift < 9) - { - m_key_sin = m_key_data[m_key_shift]; - } - } -} - -/* PIT8253 Interface */ - -WRITE_LINE_MEMBER( bw12_state::pit_out2_w ) -{ - m_pit_out2 = state; -} - -/* AY-5-3600-PRO-002 Interface */ - -READ_LINE_MEMBER( bw12_state::ay3600_shift_r ) -{ - return BIT(m_modifiers->read(), 0); -} - -READ_LINE_MEMBER( bw12_state::ay3600_control_r ) -{ - return BIT(m_modifiers->read(), 1); -} - -WRITE_LINE_MEMBER( bw12_state::ay3600_data_ready_w ) -{ - m_key_stb = state; - - m_pia->cb1_w(state); - - if (state) - { - uint16_t data = m_kbc->b_r(); - - m_key_data[0] = BIT(data, 6); - m_key_data[1] = BIT(data, 3); - m_key_data[2] = BIT(data, 1); - m_key_data[3] = BIT(data, 0); - m_key_data[4] = BIT(data, 2); - m_key_data[5] = BIT(data, 4); - m_key_data[6] = BIT(data, 5); - m_key_data[7] = BIT(data, 7); - m_key_data[8] = BIT(data, 8); - - m_key_shift = 0; - m_key_sin = m_key_data[m_key_shift]; - } -} - -/* Machine Initialization */ - -void bw12_state::machine_start() -{ - /* setup memory banking */ - m_bank->configure_entry(0, m_rom->base()); - m_bank->configure_entry(1, m_ram->pointer()); - m_bank->configure_entries(2, 2, m_ram->pointer() + 0x10000, 0x8000); - - /* register for state saving */ - save_item(NAME(m_curbank)); - save_item(NAME(m_pit_out2)); - save_item(NAME(m_key_data)); - save_item(NAME(m_key_sin)); - save_item(NAME(m_key_stb)); - save_item(NAME(m_key_shift)); - save_item(NAME(m_motor_on)); - save_item(NAME(m_motor0)); - save_item(NAME(m_motor1)); - save_item(NAME(m_centronics_busy)); - save_item(NAME(m_centronics_fault)); - save_item(NAME(m_centronics_perror)); - machine().save().register_postload(save_prepost_delegate(FUNC(bw12_state::bankswitch), this)); -} - -void bw12_state::machine_reset() -{ - m_key_stb = 0; - m_key_shift = 0; -} - -static void bw12_floppies(device_slot_interface &device) -{ - device.option_add("525dd", FLOPPY_525_SSDD); -} - -void bw12_state::bw12_floppy_formats(format_registration &fr) -{ - fr.add_mfm_containers(); - fr.add(FLOPPY_BW12_FORMAT); -} - -static void bw14_floppies(device_slot_interface &device) -{ - device.option_add("525dd", FLOPPY_525_DD); -} - -void bw12_state::bw14_floppy_formats(format_registration &fr) -{ - fr.add_mfm_containers(); - fr.add(FLOPPY_BW12_FORMAT); -} - - -/* F4 Character Displayer */ -static const gfx_layout bw12_charlayout = -{ - 8, 9, /* 8 x 9 characters */ - 256, /* 128 characters */ - 1, /* 1 bits per pixel */ - { 0 }, /* no bitplanes */ - /* x offsets */ - { 0, 1, 2, 3, 4, 5, 6, 7 }, - /* y offsets */ - { 0*8, 1*8, 2*8, 3*8, 4*8, 5*8, 6*8, 7*8, 8*8 }, - 8*16 /* every char takes 16 bytes */ -}; - -static GFXDECODE_START( gfx_bw12 ) - GFXDECODE_ENTRY( "chargen", 0x0000, bw12_charlayout, 0, 1 ) -GFXDECODE_END - - -/* Machine Driver */ -void bw12_state::common(machine_config &config) -{ - /* basic machine hardware */ - Z80(config, m_maincpu, 16_MHz_XTAL / 4); - m_maincpu->set_addrmap(AS_PROGRAM, &bw12_state::bw12_mem); - m_maincpu->set_addrmap(AS_IO, &bw12_state::bw12_io); - - LS259(config, m_latch); // IC18 - m_latch->q_out_cb<0>().set(FUNC(bw12_state::ls138_a0_w)); // LS138 A0 - m_latch->q_out_cb<1>().set(FUNC(bw12_state::ls138_a1_w)); // LS138 A1 - // Q2 not connected - m_latch->q_out_cb<3>().set(FUNC(bw12_state::init_w)); // _INIT - m_latch->q_out_cb<4>().set_output("led0"); // CAP LOCK - m_latch->q_out_cb<5>().set(FUNC(bw12_state::motor0_w)); // MOTOR 0 - m_latch->q_out_cb<6>().set(FUNC(bw12_state::motor1_w)); // MOTOR 1 - m_latch->q_out_cb<7>().set(m_fdc, FUNC(upd765a_device::tc_line_w)); // FDC TC - - /* video hardware */ - screen_device &screen(SCREEN(config, SCREEN_TAG, SCREEN_TYPE_RASTER, rgb_t::amber())); - screen.set_refresh_hz(60); - screen.set_vblank_time(ATTOSECONDS_IN_USEC(2500)); // not accurate - screen.set_screen_update(MC6845_TAG, FUNC(mc6845_device::screen_update)); - screen.set_size(640, 200); - screen.set_visarea(0, 640-1, 0, 200-1); - - GFXDECODE(config, "gfxdecode", m_palette, gfx_bw12); - PALETTE(config, m_palette, palette_device::MONOCHROME); - - MC6845(config, m_crtc, 16_MHz_XTAL / 8); - m_crtc->set_screen(SCREEN_TAG); - m_crtc->set_show_border_area(true); - m_crtc->set_char_width(8); - m_crtc->set_update_row_callback(FUNC(bw12_state::crtc_update_row)); - - /* sound hardware */ - SPEAKER(config, "speaker").front_center(); - MC1408(config, "dac", 0).add_route(ALL_OUTPUTS, "speaker", 0.125); // ls273.ic5 + mc1408.ic4 - - /* devices */ - TIMER(config, FLOPPY_TIMER_TAG).configure_generic(FUNC(bw12_state::floppy_motor_off_tick)); - UPD765A(config, m_fdc, 16_MHz_XTAL / 4, false, true); - - PIA6821(config, m_pia, 0); - m_pia->readpa_handler().set(FUNC(bw12_state::pia_pa_r)); - m_pia->writepb_handler().set("cent_data_out", FUNC(output_latch_device::write)); - m_pia->ca2_handler().set(CENTRONICS_TAG, FUNC(centronics_device::write_strobe)); - m_pia->cb2_handler().set(FUNC(bw12_state::pia_cb2_w)); - m_pia->irqa_handler().set_inputline(Z80_TAG, INPUT_LINE_IRQ0); - m_pia->irqb_handler().set_inputline(Z80_TAG, INPUT_LINE_IRQ0); - - Z80SIO(config, m_sio, 16_MHz_XTAL / 4); // SIO/0 - m_sio->out_txda_callback().set(RS232_A_TAG, FUNC(rs232_port_device::write_txd)); - m_sio->out_dtra_callback().set(RS232_A_TAG, FUNC(rs232_port_device::write_dtr)); - m_sio->out_rtsa_callback().set(RS232_A_TAG, FUNC(rs232_port_device::write_rts)); - m_sio->out_txdb_callback().set(RS232_B_TAG, FUNC(rs232_port_device::write_txd)); - m_sio->out_dtrb_callback().set(RS232_B_TAG, FUNC(rs232_port_device::write_dtr)); - m_sio->out_rtsb_callback().set(RS232_B_TAG, FUNC(rs232_port_device::write_rts)); - m_sio->out_int_callback().set_inputline(m_maincpu, INPUT_LINE_IRQ0); - - PIT8253(config, m_pit); - m_pit->set_clk<0>(1.8432_MHz_XTAL); - m_pit->out_handler<0>().set(m_sio, FUNC(z80sio_device::rxca_w)); - m_pit->out_handler<0>().append(m_sio, FUNC(z80sio_device::txca_w)); - m_pit->out_handler<0>().append(RS232_A_TAG, FUNC(rs232_port_device::write_etc)); - m_pit->set_clk<1>(1.8432_MHz_XTAL); - m_pit->out_handler<1>().set(m_sio, FUNC(z80sio_device::rxtxcb_w)); - m_pit->out_handler<1>().append(RS232_B_TAG, FUNC(rs232_port_device::write_etc)); - m_pit->set_clk<2>(1.8432_MHz_XTAL); - m_pit->out_handler<2>().set(FUNC(bw12_state::pit_out2_w)); - - AY3600(config, m_kbc, 0); - m_kbc->x0().set_ioport("X0"); - m_kbc->x1().set_ioport("X1"); - m_kbc->x2().set_ioport("X2"); - m_kbc->x3().set_ioport("X3"); - m_kbc->x4().set_ioport("X4"); - m_kbc->x5().set_ioport("X5"); - m_kbc->x6().set_ioport("X6"); - m_kbc->x7().set_ioport("X7"); - m_kbc->x8().set_ioport("X8"); - m_kbc->shift().set(FUNC(bw12_state::ay3600_shift_r)); - m_kbc->control().set(FUNC(bw12_state::ay3600_control_r)); - m_kbc->data_ready().set(FUNC(bw12_state::ay3600_data_ready_w)); - - rs232_port_device &rs232a(RS232_PORT(config, RS232_A_TAG, default_rs232_devices, nullptr)); - rs232a.rxd_handler().set(m_sio, FUNC(z80sio_device::rxa_w)); - rs232a.dcd_handler().set(m_sio, FUNC(z80sio_device::dcda_w)); - rs232a.cts_handler().set(m_sio, FUNC(z80sio_device::ctsa_w)); - - rs232_port_device &rs232b(RS232_PORT(config, RS232_B_TAG, default_rs232_devices, nullptr)); - rs232b.rxd_handler().set(m_sio, FUNC(z80sio_device::rxb_w)); - rs232b.dcd_handler().set(m_sio, FUNC(z80sio_device::dcdb_w)); - rs232b.cts_handler().set(m_sio, FUNC(z80sio_device::ctsb_w)); - - /* printer */ - CENTRONICS(config, m_centronics, centronics_devices, "printer"); - m_centronics->ack_handler().set(m_pia, FUNC(pia6821_device::ca1_w)); - m_centronics->busy_handler().set(FUNC(bw12_state::write_centronics_busy)); - m_centronics->fault_handler().set(FUNC(bw12_state::write_centronics_fault)); - m_centronics->perror_handler().set(FUNC(bw12_state::write_centronics_perror)); - - output_latch_device ¢_data_out(OUTPUT_LATCH(config, "cent_data_out")); - m_centronics->set_output_latch(cent_data_out); -} - -void bw12_state::bw12(machine_config &config) -{ - common(config); - /* floppy drives */ - FLOPPY_CONNECTOR(config, UPD765_TAG ":1", bw12_floppies, "525dd", bw12_state::bw12_floppy_formats); - FLOPPY_CONNECTOR(config, UPD765_TAG ":2", bw12_floppies, "525dd", bw12_state::bw12_floppy_formats); - - // software lists - SOFTWARE_LIST(config, "flop_list").set_original("bw12"); - - /* internal ram */ - RAM(config, RAM_TAG).set_default_size("64K"); -} - -void bw12_state::bw14(machine_config &config) -{ - common(config); - /* floppy drives */ - FLOPPY_CONNECTOR(config, UPD765_TAG ":1", bw14_floppies, "525dd", bw12_state::bw14_floppy_formats); - FLOPPY_CONNECTOR(config, UPD765_TAG ":2", bw14_floppies, "525dd", bw12_state::bw14_floppy_formats); - - // software lists - SOFTWARE_LIST(config, "flop_list").set_original("bw14"); - - /* internal ram */ - RAM(config, RAM_TAG).set_default_size("128K"); - } - -/* ROMs */ - -ROM_START( bw12 ) - ROM_REGION( 0x10000, Z80_TAG, 0 ) - ROM_LOAD( "bw14boot.ic41", 0x0000, 0x1000, CRC(782fe341) SHA1(eefe5ad6b1ef77a1caf0af743b74de5fa1c4c19d) ) - - ROM_REGION(0x1000, "chargen", 0) - ROM_LOAD( "bw14char.ic1", 0x0000, 0x1000, CRC(f9dd68b5) SHA1(50132b759a6d84c22c387c39c0f57535cd380411) ) -ROM_END - -#define rom_bw14 rom_bw12 - -ROM_START( bw14d ) - ROM_REGION( 0x10000, Z80_TAG, 0 ) - ROM_LOAD( "bw14boot.ic41", 0x0000, 0x1000, CRC(782fe341) SHA1(eefe5ad6b1ef77a1caf0af743b74de5fa1c4c19d) ) - - ROM_REGION(0x1000, "chargen", 0) - ROM_LOAD( "gcrd.bin", 0x0000, 0x1000, CRC(638f3e1d) SHA1(5a0b2f47c66fe8db6f58d348ac29074a4db51258) ) -ROM_END - -/* System Drivers */ - -/* YEAR NAME PARENT COMPAT MACHINE INPUT CLASS INIT COMPANY FULLNAME FLAGS */ -COMP( 1984, bw12, 0, 0, bw12, bw12, bw12_state, empty_init, "Bondwell Holding", "Bondwell 12", MACHINE_SUPPORTS_SAVE ) -COMP( 1984, bw14, bw12, 0, bw14, bw12, bw12_state, empty_init, "Bondwell Holding", "Bondwell 14", MACHINE_SUPPORTS_SAVE ) -COMP( 1984, bw14d, 0, 0, bw14, bw12, bw12_state, empty_init, "Bondwell Holding", "Bondwell Portable Computer Model 14 (German keyboard)", MACHINE_SUPPORTS_SAVE ) |