diff options
Diffstat (limited to 'src/mess/drivers/bw12.c')
-rw-r--r-- | src/mess/drivers/bw12.c | 670 |
1 files changed, 0 insertions, 670 deletions
diff --git a/src/mess/drivers/bw12.c b/src/mess/drivers/bw12.c deleted file mode 100644 index 6d880bcd38e..00000000000 --- a/src/mess/drivers/bw12.c +++ /dev/null @@ -1,670 +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 "includes/bw12.h" -#include "bus/rs232/rs232.h" - -/* - - TODO: - - - floppy motor off timer - -*/ - -void bw12_state::bankswitch() -{ - address_space &program = m_maincpu->space(AS_PROGRAM); - - switch (m_bank) - { - case 0: /* ROM */ - program.install_read_bank(0x0000, 0x7fff, "bank1"); - program.unmap_write(0x0000, 0x7fff); - break; - - case 1: /* BK0 */ - program.install_readwrite_bank(0x0000, 0x7fff, "bank1"); - break; - - case 2: /* BK1 */ - case 3: /* BK2 */ - if (m_ram->size() > 64*1024) - { - program.install_readwrite_bank(0x0000, 0x7fff, "bank1"); - } - else - { - program.unmap_readwrite(0x0000, 0x7fff); - } - break; - } - - membank("bank1")->set_entry(m_bank); -} - -void bw12_state::floppy_motor_off() -{ - m_floppy0->mon_w(1); - m_floppy1->mon_w(1); - - m_motor_on = 0; -} - -TIMER_DEVICE_CALLBACK_MEMBER(bw12_state::floppy_motor_off_tick) -{ - floppy_motor_off(); -} - -void bw12_state::set_floppy_motor_off_timer() -{ - if (m_motor0 || m_motor1) - { - m_motor_on = 1; - m_floppy_timer->enable(false); - } - else - { - /* trigger floppy motor off NE556 timer */ - /* - - R18 = RES_K(100) - C11 = CAP_U(4.7) - - */ - - //m_floppy_timer->adjust(attotime::zero); - floppy_motor_off(); - } -} - -void bw12_state::ls259_w(int address, int data) -{ - switch (address) - { - case 0: /* LS138 A0 */ - m_bank = (m_bank & 0x02) | data; - bankswitch(); - break; - - case 1: /* LS138 A1 */ - m_bank = (data << 1) | (m_bank & 0x01); - bankswitch(); - break; - - case 2: /* not connected */ - break; - - case 3: /* _INIT */ - break; - - case 4: /* CAP LOCK */ - output_set_led_value(0, data); - break; - - case 5: /* MOTOR 0 */ - m_motor0 = data; - break; - - case 6: /* MOTOR 1 */ - m_motor1 = data; - break; - - case 7: /* FDC TC */ - m_fdc->tc_w(data); - break; - } - - m_motor_on = m_motor0 || m_motor1; - - m_floppy0->mon_w(!m_motor_on); - m_floppy1->mon_w(!m_motor_on); -} - -WRITE8_MEMBER( bw12_state::ls259_w ) -{ - int d = BIT(offset, 0); - int a = (offset >> 1) & 0x07; - - ls259_w(a, d); -} - -READ8_MEMBER( bw12_state::ls259_r ) -{ - ls259_w(space, offset, 0); - - return 0; -} - -/* Memory Maps */ - -static ADDRESS_MAP_START( bw12_mem, AS_PROGRAM, 8, bw12_state ) - AM_RANGE(0x0000, 0x7fff) AM_RAMBANK("bank1") - AM_RANGE(0x8000, 0xf7ff) AM_RAM - AM_RANGE(0xf800, 0xffff) AM_RAM AM_SHARE("video_ram") -ADDRESS_MAP_END - -static ADDRESS_MAP_START( bw12_io, AS_IO, 8, bw12_state ) - ADDRESS_MAP_GLOBAL_MASK(0xff) - AM_RANGE(0x00, 0x0f) AM_READWRITE(ls259_r, ls259_w) - AM_RANGE(0x10, 0x10) AM_MIRROR(0x0e) AM_DEVWRITE(MC6845_TAG, mc6845_device, address_w) - AM_RANGE(0x11, 0x11) AM_MIRROR(0x0e) AM_DEVREADWRITE(MC6845_TAG, mc6845_device, register_r, register_w) - AM_RANGE(0x20, 0x21) AM_MIRROR(0x0e) AM_DEVICE(UPD765_TAG, upd765a_device, map) - AM_RANGE(0x30, 0x33) AM_MIRROR(0x0c) AM_DEVREADWRITE(PIA6821_TAG, pia6821_device, read, write) - AM_RANGE(0x40, 0x43) AM_MIRROR(0x0c) AM_DEVREADWRITE(Z80SIO_TAG, z80sio0_device, ba_cd_r, ba_cd_w) - AM_RANGE(0x50, 0x50) AM_MIRROR(0x0f) AM_DEVWRITE(MC1408_TAG, dac_device, write_unsigned8) - AM_RANGE(0x60, 0x63) AM_MIRROR(0x0c) AM_DEVREADWRITE(PIT8253_TAG, pit8253_device, read, write) -ADDRESS_MAP_END - -/* 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 ) -{ - const pen_t *pen = m_palette->pens(); - int column, bit; - - for (column = 0; column < x_count; column++) - { - UINT8 code = m_video_ram[((ma + column) & BW12_VIDEORAM_MASK)]; - UINT16 addr = code << 4 | (ra & 0x0f); - UINT8 data = m_char_rom->base()[addr & BW12_CHARROM_MASK]; - - if (column == cursor_x) - { - data = 0xff; - } - - for (bit = 0; bit < 8; bit++) - { - int x = (column * 8) + bit; - int color = BIT(data, 7) && de; - - bitmap.pix32(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; -} - -READ8_MEMBER( 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 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 < 10) - { - m_key_sin = m_key_data[m_key_shift]; - } - } -} - -/* PIT8253 Interface */ - -WRITE_LINE_MEMBER( bw12_state::pit_out0_w ) -{ - m_sio->txca_w(state); - m_sio->rxca_w(state); -} - -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 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 */ - membank("bank1")->configure_entry(0, m_rom->base()); - membank("bank1")->configure_entry(1, m_ram->pointer()); - membank("bank1")->configure_entries(2, 2, m_ram->pointer() + 0x10000, 0x8000); - - /* register for state saving */ - save_item(NAME(m_bank)); - 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() -{ - for (int i = 0; i < 8; i++) - { - ls259_w(i, 0); - } -} - -static SLOT_INTERFACE_START( bw12_floppies ) - SLOT_INTERFACE( "525dd", FLOPPY_525_SSDD ) -SLOT_INTERFACE_END - -FLOPPY_FORMATS_MEMBER( bw12_state::bw12_floppy_formats ) - FLOPPY_BW12_FORMAT -FLOPPY_FORMATS_END - -static SLOT_INTERFACE_START( bw14_floppies ) - SLOT_INTERFACE( "525dd", FLOPPY_525_DD ) -SLOT_INTERFACE_END - -FLOPPY_FORMATS_MEMBER( bw12_state::bw14_floppy_formats ) - FLOPPY_BW12_FORMAT -FLOPPY_FORMATS_END - - -/* 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( bw12 ) - GFXDECODE_ENTRY( "chargen", 0x0000, bw12_charlayout, 0, 1 ) -GFXDECODE_END - - -/* Machine Driver */ -static MACHINE_CONFIG_START( common, bw12_state ) - /* basic machine hardware */ - MCFG_CPU_ADD(Z80_TAG, Z80, XTAL_16MHz/4) - MCFG_CPU_PROGRAM_MAP(bw12_mem) - MCFG_CPU_IO_MAP(bw12_io) - - /* video hardware */ - MCFG_SCREEN_ADD(SCREEN_TAG, RASTER) - MCFG_SCREEN_REFRESH_RATE(60) - MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(2500)) /* not accurate */ - MCFG_SCREEN_UPDATE_DEVICE(MC6845_TAG, mc6845_device, screen_update) - MCFG_SCREEN_SIZE(640, 200) - MCFG_SCREEN_VISIBLE_AREA(0, 640-1, 0, 200-1) - - MCFG_GFXDECODE_ADD("gfxdecode", "palette", bw12) - MCFG_PALETTE_ADD_MONOCHROME_AMBER("palette") - - MCFG_MC6845_ADD(MC6845_TAG, MC6845, SCREEN_TAG, XTAL_16MHz/8) - MCFG_MC6845_SHOW_BORDER_AREA(true) - MCFG_MC6845_CHAR_WIDTH(8) - MCFG_MC6845_UPDATE_ROW_CB(bw12_state, crtc_update_row) - - /* sound hardware */ - MCFG_SPEAKER_STANDARD_MONO("mono") - - MCFG_SOUND_ADD(MC1408_TAG, DAC, 0) - MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.25) - - /* devices */ - MCFG_TIMER_DRIVER_ADD(FLOPPY_TIMER_TAG, bw12_state, floppy_motor_off_tick) - MCFG_UPD765A_ADD(UPD765_TAG, false, true) - - MCFG_DEVICE_ADD(PIA6821_TAG, PIA6821, 0) - MCFG_PIA_READPA_HANDLER(READ8(bw12_state, pia_pa_r)) - MCFG_PIA_WRITEPB_HANDLER(DEVWRITE8("cent_data_out", output_latch_device, write)) - MCFG_PIA_CA2_HANDLER(DEVWRITELINE(CENTRONICS_TAG, centronics_device, write_strobe)) - MCFG_PIA_CB2_HANDLER(WRITELINE(bw12_state, pia_cb2_w)) - MCFG_PIA_IRQA_HANDLER(DEVWRITELINE(Z80_TAG, z80_device, irq_line)) - MCFG_PIA_IRQB_HANDLER(DEVWRITELINE(Z80_TAG, z80_device, irq_line)) - - MCFG_Z80SIO0_ADD(Z80SIO_TAG, XTAL_16MHz/4, 0, 0, 0, 0) - MCFG_Z80DART_OUT_TXDA_CB(DEVWRITELINE(RS232_A_TAG, rs232_port_device, write_txd)) - MCFG_Z80DART_OUT_DTRA_CB(DEVWRITELINE(RS232_A_TAG, rs232_port_device, write_dtr)) - MCFG_Z80DART_OUT_RTSA_CB(DEVWRITELINE(RS232_A_TAG, rs232_port_device, write_rts)) - MCFG_Z80DART_OUT_TXDB_CB(DEVWRITELINE(RS232_B_TAG, rs232_port_device, write_txd)) - MCFG_Z80DART_OUT_DTRB_CB(DEVWRITELINE(RS232_B_TAG, rs232_port_device, write_dtr)) - MCFG_Z80DART_OUT_RTSB_CB(DEVWRITELINE(RS232_B_TAG, rs232_port_device, write_rts)) - MCFG_Z80DART_OUT_INT_CB(INPUTLINE(Z80_TAG, INPUT_LINE_IRQ0)) - - MCFG_DEVICE_ADD(PIT8253_TAG, PIT8253, 0) - MCFG_PIT8253_CLK0(XTAL_1_8432MHz) - MCFG_PIT8253_OUT0_HANDLER(WRITELINE(bw12_state, pit_out0_w)) - MCFG_PIT8253_CLK1(XTAL_1_8432MHz) - MCFG_PIT8253_OUT1_HANDLER(DEVWRITELINE(Z80SIO_TAG, z80dart_device, rxtxcb_w)) - MCFG_PIT8253_CLK2(XTAL_1_8432MHz) - MCFG_PIT8253_OUT2_HANDLER(WRITELINE(bw12_state, pit_out2_w)) - - MCFG_DEVICE_ADD(AY3600PRO002_TAG, AY3600, 0) - MCFG_AY3600_MATRIX_X0(IOPORT("X0")) - MCFG_AY3600_MATRIX_X1(IOPORT("X1")) - MCFG_AY3600_MATRIX_X2(IOPORT("X2")) - MCFG_AY3600_MATRIX_X3(IOPORT("X3")) - MCFG_AY3600_MATRIX_X4(IOPORT("X4")) - MCFG_AY3600_MATRIX_X5(IOPORT("X5")) - MCFG_AY3600_MATRIX_X6(IOPORT("X6")) - MCFG_AY3600_MATRIX_X7(IOPORT("X7")) - MCFG_AY3600_MATRIX_X8(IOPORT("X8")) - MCFG_AY3600_SHIFT_CB(READLINE(bw12_state, ay3600_shift_r)) - MCFG_AY3600_CONTROL_CB(READLINE(bw12_state, ay3600_control_r)) - MCFG_AY3600_DATA_READY_CB(WRITELINE(bw12_state, ay3600_data_ready_w)) - - MCFG_RS232_PORT_ADD(RS232_A_TAG, default_rs232_devices, NULL) - MCFG_RS232_RXD_HANDLER(DEVWRITELINE(Z80SIO_TAG, z80dart_device, rxa_w)) - MCFG_RS232_DCD_HANDLER(DEVWRITELINE(Z80SIO_TAG, z80dart_device, dcda_w)) - MCFG_RS232_CTS_HANDLER(DEVWRITELINE(Z80SIO_TAG, z80dart_device, ctsa_w)) - - MCFG_RS232_PORT_ADD(RS232_B_TAG, default_rs232_devices, NULL) - MCFG_RS232_RXD_HANDLER(DEVWRITELINE(Z80SIO_TAG, z80dart_device, rxb_w)) - MCFG_RS232_DCD_HANDLER(DEVWRITELINE(Z80SIO_TAG, z80dart_device, dcdb_w)) - MCFG_RS232_CTS_HANDLER(DEVWRITELINE(Z80SIO_TAG, z80dart_device, ctsb_w)) - - /* printer */ - MCFG_CENTRONICS_ADD("centronics", centronics_devices, "printer") - MCFG_CENTRONICS_ACK_HANDLER(DEVWRITELINE(PIA6821_TAG, pia6821_device, ca1_w)) - MCFG_CENTRONICS_BUSY_HANDLER(WRITELINE(bw12_state, write_centronics_busy)) - MCFG_CENTRONICS_FAULT_HANDLER(WRITELINE(bw12_state, write_centronics_fault)) - MCFG_CENTRONICS_PERROR_HANDLER(WRITELINE(bw12_state, write_centronics_perror)) - - MCFG_CENTRONICS_OUTPUT_LATCH_ADD("cent_data_out", CENTRONICS_TAG) -MACHINE_CONFIG_END - -static MACHINE_CONFIG_DERIVED( bw12, common ) - /* floppy drives */ - MCFG_FLOPPY_DRIVE_ADD(UPD765_TAG ":1", bw12_floppies, "525dd", bw12_state::bw12_floppy_formats) - MCFG_FLOPPY_DRIVE_ADD(UPD765_TAG ":2", bw12_floppies, "525dd", bw12_state::bw12_floppy_formats) - - // software lists - MCFG_SOFTWARE_LIST_ADD("flop_list", "bw12") - - /* internal ram */ - MCFG_RAM_ADD(RAM_TAG) - MCFG_RAM_DEFAULT_SIZE("64K") -MACHINE_CONFIG_END - -static MACHINE_CONFIG_DERIVED( bw14, common ) - /* floppy drives */ - MCFG_FLOPPY_DRIVE_ADD(UPD765_TAG ":1", bw14_floppies, "525dd", bw12_state::bw14_floppy_formats) - MCFG_FLOPPY_DRIVE_ADD(UPD765_TAG ":2", bw14_floppies, "525dd", bw12_state::bw14_floppy_formats) - - /* internal ram */ - MCFG_RAM_ADD(RAM_TAG) - MCFG_RAM_DEFAULT_SIZE("128K") -MACHINE_CONFIG_END - -/* 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 - -/* System Drivers */ - -/* YEAR NAME PARENT COMPAT MACHINE INPUT INIT COMPANY FULLNAME FLAGS */ -COMP( 1984, bw12, 0, 0, bw12, bw12, driver_device, 0, "Bondwell Holding", "Bondwell 12", MACHINE_SUPPORTS_SAVE ) -COMP( 1984, bw14, bw12, 0, bw14, bw12, driver_device, 0, "Bondwell Holding", "Bondwell 14", MACHINE_SUPPORTS_SAVE ) |