// license:BSD-3-Clause
// copyright-holders:Wilbert Pol, Curt Coder
/************************************************\
* Multitech Micro Professor 1 *
* *
* CPU: Z80 @ 1.79 MHz *
* ROM: 4-kilobyte ROM monitor *
* RAM: 4 kilobytes *
* Input: Hex keypad *
* Storage: Cassette tape *
* Video: 6x 7-segment LED display *
* Sound: Speaker *
\************************************************/
/*
Keys:
0-9,A-F : hexadecimal numbers
ADR : enter an address to work with. After the 4 digits are entered,
the data at that address shows, and you can modify the data.
+ : Enter the data into memory, and increment the address by 1.
GO : execute the program located at the current address.
Pasting:
0-F : as is
+ : ^
- : V
ADDR : -
DATA : =
GO : X
PC : P
Test Paste:
-1800=11^22^33^44^55^66^77^88^99^-1800
Now press up-arrow to confirm the data has been entered.
TODO:
- remove halt callback
- crt board
- speech board
- printers
- clickable artwork
- video board (has 6845)
- mpf1p has 49-key keyboard
- computer can't keep up with paste
- paste only set up for mpf1
*/
#include "emu.h"
#include "includes/mpf1.h"
#include "speaker.h"
#include "mpf1.lh"
#include "mpf1b.lh"
#include "mpf1p.lh"
/* Address Maps */
void mpf1_state::mpf1_map(address_map &map)
{
map.unmap_value_high();
map(0x0000, 0x0fff).rom();
map(0x1800, 0x1fff).ram();
}
void mpf1_state::mpf1_step(address_map &map)
{
map(0x0000, 0xffff).r(this, FUNC(mpf1_state::step_r));
}
void mpf1_state::mpf1b_map(address_map &map)
{
map.unmap_value_high();
map(0x0000, 0x0fff).rom();
map(0x1800, 0x1fff).ram();
map(0x2000, 0x2fff).rom();
map(0x5000, 0x6fff).rom();
}
void mpf1_state::mpf1p_map(address_map &map)
{
map(0x0000, 0x1fff).rom();
map(0x6000, 0x6fff).rom();
map(0xf000, 0xffff).ram();
}
void mpf1_state::mpf1_io_map(address_map &map)
{
map.unmap_value_high();
map.global_mask(0xff);
map(0x00, 0x03).mirror(0x3c).rw(I8255A_TAG, FUNC(i8255_device::read), FUNC(i8255_device::write));
map(0x40, 0x43).mirror(0x3c).rw(m_ctc, FUNC(z80ctc_device::read), FUNC(z80ctc_device::write));
map(0x80, 0x83).mirror(0x3c).rw(Z80PIO_TAG, FUNC(z80pio_device::read), FUNC(z80pio_device::write));
}
void mpf1_state::mpf1b_io_map(address_map &map)
{
map.unmap_value_high();
map.global_mask(0xff);
map(0x00, 0x03).mirror(0x3c).rw(I8255A_TAG, FUNC(i8255_device::read), FUNC(i8255_device::write));
map(0x40, 0x43).mirror(0x3c).rw(m_ctc, FUNC(z80ctc_device::read), FUNC(z80ctc_device::write));
map(0x80, 0x83).mirror(0x3c).rw(Z80PIO_TAG, FUNC(z80pio_device::read), FUNC(z80pio_device::write));
map(0xfe, 0xfe).mirror(0x01).rw(TMS5220_TAG, FUNC(tms5220_device::status_r), FUNC(tms5220_device::data_w));
}
void mpf1_state::mpf1p_io_map(address_map &map)
{
map.unmap_value_high();
map.global_mask(0xff);
map(0x00, 0x03).mirror(0x3c).rw(I8255A_TAG, FUNC(i8255_device::read), FUNC(i8255_device::write));
map(0x40, 0x43).mirror(0x3c).rw(m_ctc, FUNC(z80ctc_device::read), FUNC(z80ctc_device::write));
map(0x80, 0x83).mirror(0x3c).rw(Z80PIO_TAG, FUNC(z80pio_device::read), FUNC(z80pio_device::write));
}
/* Input Ports */
INPUT_CHANGED_MEMBER( mpf1_state::trigger_nmi )
{
m_maincpu->set_input_line(INPUT_LINE_NMI, newval ? CLEAR_LINE : ASSERT_LINE);
}
INPUT_CHANGED_MEMBER( mpf1_state::trigger_irq )
{
m_maincpu->set_input_line(INPUT_LINE_IRQ0, newval ? CLEAR_LINE : ASSERT_LINE);
}
INPUT_CHANGED_MEMBER( mpf1_state::trigger_res )
{
m_maincpu->set_input_line(INPUT_LINE_RESET, newval ? CLEAR_LINE : ASSERT_LINE);
}
static INPUT_PORTS_START( mpf1 )
PORT_START("PC0")
PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("3 HL") PORT_CODE(KEYCODE_3) PORT_CHAR('3')
PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("7 HL'") PORT_CODE(KEYCODE_7) PORT_CHAR('7')
PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("B I*IF") PORT_CODE(KEYCODE_B) PORT_CHAR('B')
PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("F *PNC'") PORT_CODE(KEYCODE_F) PORT_CHAR('F')
PORT_BIT( 0xf0, IP_ACTIVE_LOW, IPT_UNUSED )
PORT_START("PC1")
PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("2 DE") PORT_CODE(KEYCODE_2) PORT_CHAR('2')
PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("6 DE'") PORT_CODE(KEYCODE_6) PORT_CHAR('6')
PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("A SP") PORT_CODE(KEYCODE_A) PORT_CHAR('A')
PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("E SZ*H'") PORT_CODE(KEYCODE_E) PORT_CHAR('E')
PORT_BIT( 0xf0, IP_ACTIVE_LOW, IPT_UNUSED )
PORT_START("PC2")
PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("1 BC") PORT_CODE(KEYCODE_1) PORT_CHAR('1')
PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("5 BC'") PORT_CODE(KEYCODE_5) PORT_CHAR('5')
PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("9 IY") PORT_CODE(KEYCODE_9) PORT_CHAR('9')
PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("D *PNC") PORT_CODE(KEYCODE_D) PORT_CHAR('D')
PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("STEP") PORT_CODE(KEYCODE_F1)
PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("TAPE RD") PORT_CODE(KEYCODE_F5)
PORT_BIT( 0xc0, IP_ACTIVE_LOW, IPT_UNUSED )
PORT_START("PC3")
PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("0 AF") PORT_CODE(KEYCODE_0) PORT_CHAR('0')
PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("4 AF'") PORT_CODE(KEYCODE_4) PORT_CHAR('4')
PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("8 IX") PORT_CODE(KEYCODE_8) PORT_CHAR('8')
PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("C SZ*H") PORT_CODE(KEYCODE_C) PORT_CHAR('C')
PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("GO") PORT_CODE(KEYCODE_X) PORT_CHAR('X')
PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("TAPE WR") PORT_CODE(KEYCODE_F6)
PORT_BIT( 0xc0, IP_ACTIVE_LOW, IPT_UNUSED )
PORT_START("PC4")
PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("CBR") PORT_CODE(KEYCODE_N)
PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("PC") PORT_CODE(KEYCODE_P) PORT_CHAR('P')
PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("REG") PORT_CODE(KEYCODE_COMMA)
PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("ADDR") PORT_CODE(KEYCODE_MINUS) PORT_CHAR('-')
PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("DEL") PORT_CODE(KEYCODE_SLASH)
PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("RELA") PORT_CODE(KEYCODE_RCONTROL)
PORT_BIT( 0xc0, IP_ACTIVE_LOW, IPT_UNUSED )
PORT_START("PC5")
PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("SBR") PORT_CODE(KEYCODE_H)
PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("-") PORT_CODE(KEYCODE_DOWN) PORT_CHAR('V')
PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("DATA") PORT_CODE(KEYCODE_EQUALS) PORT_CHAR('=')
PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("+") PORT_CODE(KEYCODE_UP) PORT_CHAR('^')
PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("INS") PORT_CODE(KEYCODE_COLON)
PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("MOVE") PORT_CODE(KEYCODE_QUOTE)
PORT_BIT( 0xc0, IP_ACTIVE_LOW, IPT_UNUSED )
PORT_START("SPECIAL")
PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("USER KEY") PORT_CODE(KEYCODE_U)
PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("MONI") PORT_CODE(KEYCODE_M) PORT_CHANGED_MEMBER(DEVICE_SELF, mpf1_state, trigger_nmi, 0)
PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("INTR") PORT_CODE(KEYCODE_I) PORT_CHANGED_MEMBER(DEVICE_SELF, mpf1_state, trigger_irq, 0)
PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("RESET") PORT_CODE(KEYCODE_F3) PORT_CHANGED_MEMBER(DEVICE_SELF, mpf1_state, trigger_res, 0)
INPUT_PORTS_END
static INPUT_PORTS_START( mpf1b )
PORT_START("PC0")
PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("3 /") PORT_CODE(KEYCODE_3) PORT_CHAR('3')
PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("7 >") PORT_CODE(KEYCODE_7) PORT_CHAR('7')
PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("B STOP") PORT_CODE(KEYCODE_B) PORT_CHAR('B')
PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("F LET") PORT_CODE(KEYCODE_F) PORT_CHAR('F')
PORT_BIT( 0xf0, IP_ACTIVE_LOW, IPT_UNUSED )
PORT_START("PC1")
PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("2 *") PORT_CODE(KEYCODE_2) PORT_CHAR('2')
PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("6 <") PORT_CODE(KEYCODE_6) PORT_CHAR('6')
PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("A CALL") PORT_CODE(KEYCODE_A) PORT_CHAR('A')
PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("E INPUT") PORT_CODE(KEYCODE_E) PORT_CHAR('E')
PORT_BIT( 0xf0, IP_ACTIVE_LOW, IPT_UNUSED )
PORT_START("PC2")
PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("1 -") PORT_CODE(KEYCODE_1) PORT_CHAR('1')
PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("5 =") PORT_CODE(KEYCODE_5) PORT_CHAR('5')
PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("9 P") PORT_CODE(KEYCODE_9) PORT_CHAR('9')
PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("D PRINT") PORT_CODE(KEYCODE_D) PORT_CHAR('D')
PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("CONT") PORT_CODE(KEYCODE_F1)
PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("LOAD") PORT_CODE(KEYCODE_F5)
PORT_BIT( 0xc0, IP_ACTIVE_LOW, IPT_UNUSED )
PORT_START("PC3")
PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("0 +") PORT_CODE(KEYCODE_0) PORT_CHAR('0')
PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("4 * *") PORT_CODE(KEYCODE_4) PORT_CHAR('4')
PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("8 M") PORT_CODE(KEYCODE_8) PORT_CHAR('8')
PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("C NEXT") PORT_CODE(KEYCODE_C) PORT_CHAR('C')
PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("RUN") PORT_CODE(KEYCODE_X) PORT_CHAR('X')
PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("SAVE") PORT_CODE(KEYCODE_F6)
PORT_BIT( 0xc0, IP_ACTIVE_LOW, IPT_UNUSED )
PORT_START("PC4")
PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("IF/\xE2\x88\xA7") PORT_CODE(KEYCODE_PGUP)
PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("TO/\xE2\x86\x93") PORT_CODE(KEYCODE_T) PORT_CODE(KEYCODE_DOWN)
PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("THEN/\xE2\x88\xA8") PORT_CODE(KEYCODE_PGDN)
PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("GOTO") PORT_CODE(KEYCODE_G)
PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("RET/\xE2\x89\x81") PORT_CODE(KEYCODE_R)
PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("GOSUB") PORT_CODE(KEYCODE_O)
PORT_BIT( 0xc0, IP_ACTIVE_LOW, IPT_UNUSED )
PORT_START("PC5")
PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("FOR/\xE2\x86\x91") PORT_CODE(KEYCODE_H) PORT_CODE(KEYCODE_UP)
PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("LIST") PORT_CODE(KEYCODE_L)
PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("NEW") PORT_CODE(KEYCODE_N)
PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("ENTER") PORT_CODE(KEYCODE_ENTER)
PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("CLR/\xE2\x86\x92") PORT_CODE(KEYCODE_INSERT) PORT_CODE(KEYCODE_RIGHT)
PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("DEL/\xE2\x86\x90") PORT_CODE(KEYCODE_DEL) PORT_CODE(KEYCODE_LEFT)
PORT_BIT( 0xc0, IP_ACTIVE_LOW, IPT_UNUSED )
PORT_START("SPECIAL")
PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("SHIFT") PORT_CODE(KEYCODE_LSHIFT)
PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("MONI") PORT_CODE(KEYCODE_M) PORT_CHANGED_MEMBER(DEVICE_SELF, mpf1_state, trigger_nmi, 0)
PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("INTR") PORT_CODE(KEYCODE_I) PORT_CHANGED_MEMBER(DEVICE_SELF, mpf1_state, trigger_irq, 0)
PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("RESET") PORT_CODE(KEYCODE_F3) PORT_CHANGED_MEMBER(DEVICE_SELF, mpf1_state, trigger_res, 0)
INPUT_PORTS_END
/* Intel 8255A Interface */
TIMER_CALLBACK_MEMBER(mpf1_state::led_refresh)
{
for (int digit = 0; digit < 6; digit++)
if (BIT(m_lednum, 5 - digit))
m_digits[digit] = param;
}
READ8_MEMBER( mpf1_state::ppi_pa_r )
{
uint8_t data = 0x7f;
/* bit 0 to 5, keyboard rows 0 to 5 */
for (int row = 0; row < 6; row++)
if (!BIT(m_lednum, row))
data &= m_pc[row]->read();
/* bit 6, user key */
data &= m_special->read() & 1 ? 0xff : 0xbf;
/* bit 7, tape input */
data |= ((m_cassette)->input() > 0) ? 0x80 : 0;
return data;
}
WRITE8_MEMBER( mpf1_state::ppi_pb_w )
{
/* swap bits around for the mame 7-segment emulation */
uint8_t led_data = bitswap<8>(data, 6, 1, 2, 0, 7, 5, 4, 3);
/* timer to update segments */
m_led_refresh_timer->adjust(attotime::from_usec(70), led_data);
}
WRITE8_MEMBER( mpf1_state::ppi_pc_w )
{
/* bits 0-5, led select and keyboard latch */
m_lednum = data & 0x3f;
m_led_refresh_timer->adjust(attotime::never);
/* bit 6, monitor break control */
m_break = BIT(data, 6);
if (m_break)
{
m_m1 = 0;
m_maincpu->set_input_line(INPUT_LINE_NMI, CLEAR_LINE);
}
/* bit 7, tape output, tone and led */
m_leds[0] = !BIT(data, 7);
m_speaker->level_w(BIT(data, 7));
m_cassette->output( BIT(data, 7) ? 1.0 : -1.0);
}
READ8_MEMBER(mpf1_state::step_r)
{
if (!m_break)
{
m_m1++;
if (m_m1 == 5)
m_maincpu->set_input_line(INPUT_LINE_NMI, ASSERT_LINE);
}
return m_program->read_byte(offset);
}
/* Z80 Daisy Chain */
static const z80_daisy_config mpf1_daisy_chain[] =
{
{ Z80CTC_TAG },
{ Z80PIO_TAG },
{ nullptr }
};
/* Machine Initialization */
TIMER_DEVICE_CALLBACK_MEMBER(mpf1_state::check_halt_callback)
{
// halt-LED; the red one, is turned on when the processor is halted
// TODO: processor seems to halt, but restarts(?) at 0x0000 after a while -> fix
int64_t led_halt = m_maincpu->state_int(Z80_HALT);
m_leds[1] = led_halt;
}
void mpf1_state::machine_start()
{
m_led_refresh_timer = machine().scheduler().timer_alloc(timer_expired_delegate(FUNC(mpf1_state::led_refresh),this));
m_digits.resolve();
m_leds.resolve();
/* register for state saving */
save_item(NAME(m_break));
save_item(NAME(m_m1));
save_item(NAME(m_lednum));
}
void mpf1_state::machine_reset()
{
m_lednum = 0;
}
/* Machine Drivers */
MACHINE_CONFIG_START(mpf1_state::mpf1)
/* basic machine hardware */
MCFG_DEVICE_ADD(Z80_TAG, Z80, XTAL(3'579'545)/2)
MCFG_DEVICE_PROGRAM_MAP(mpf1_map)
MCFG_DEVICE_OPCODES_MAP(mpf1_step)
MCFG_DEVICE_IO_MAP(mpf1_io_map)
MCFG_Z80_DAISY_CHAIN(mpf1_daisy_chain)
/* devices */
MCFG_DEVICE_ADD(Z80PIO_TAG, Z80PIO, XTAL(3'579'545)/2)
MCFG_Z80PIO_OUT_INT_CB(INPUTLINE(Z80_TAG, INPUT_LINE_IRQ0))
MCFG_DEVICE_ADD(Z80CTC_TAG, Z80CTC, XTAL(3'579'545)/2)
MCFG_Z80CTC_INTR_CB(INPUTLINE(Z80_TAG, INPUT_LINE_IRQ0))
MCFG_DEVICE_ADD(I8255A_TAG, I8255A, 0)
MCFG_I8255_IN_PORTA_CB(READ8(*this, mpf1_state, ppi_pa_r))
MCFG_I8255_OUT_PORTB_CB(WRITE8(*this, mpf1_state, ppi_pb_w))
MCFG_I8255_OUT_PORTC_CB(WRITE8(*this, mpf1_state, ppi_pc_w))
MCFG_CASSETTE_ADD("cassette")
MCFG_CASSETTE_DEFAULT_STATE(CASSETTE_STOPPED | CASSETTE_SPEAKER_ENABLED | CASSETTE_MOTOR_ENABLED)
/* video hardware */
MCFG_DEFAULT_LAYOUT(layout_mpf1)
/* sound hardware */
SPEAKER(config, "mono").front_center();
MCFG_DEVICE_ADD("speaker", SPEAKER_SOUND)
MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.25)
MCFG_TIMER_DRIVER_ADD_PERIODIC("halt_timer", mpf1_state, check_halt_callback, attotime::from_hz(1))
MACHINE_CONFIG_END
MACHINE_CONFIG_START(mpf1_state::mpf1b)
/* basic machine hardware */
MCFG_DEVICE_ADD(Z80_TAG, Z80, XTAL(3'579'545)/2)
MCFG_DEVICE_PROGRAM_MAP(mpf1b_map)
MCFG_DEVICE_OPCODES_MAP(mpf1_step)
MCFG_DEVICE_IO_MAP(mpf1b_io_map)
MCFG_Z80_DAISY_CHAIN(mpf1_daisy_chain)
/* devices */
MCFG_DEVICE_ADD(Z80PIO_TAG, Z80PIO, XTAL(3'579'545)/2)
MCFG_Z80PIO_OUT_INT_CB(INPUTLINE(Z80_TAG, INPUT_LINE_IRQ0))
MCFG_DEVICE_ADD(Z80CTC_TAG, Z80CTC, XTAL(3'579'545)/2)
MCFG_Z80CTC_INTR_CB(INPUTLINE(Z80_TAG, INPUT_LINE_IRQ0))
MCFG_DEVICE_ADD(I8255A_TAG, I8255A, 0)
MCFG_I8255_IN_PORTA_CB(READ8(*this, mpf1_state, ppi_pa_r))
MCFG_I8255_OUT_PORTB_CB(WRITE8(*this, mpf1_state, ppi_pb_w))
MCFG_I8255_OUT_PORTC_CB(WRITE8(*this, mpf1_state, ppi_pc_w))
MCFG_CASSETTE_ADD("cassette")
MCFG_CASSETTE_DEFAULT_STATE(CASSETTE_STOPPED | CASSETTE_SPEAKER_ENABLED | CASSETTE_MOTOR_ENABLED)
/* video hardware */
MCFG_DEFAULT_LAYOUT(layout_mpf1b)
/* sound hardware */
SPEAKER(config, "mono").front_center();
MCFG_DEVICE_ADD("speaker", SPEAKER_SOUND)
MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.25)
MCFG_DEVICE_ADD(TMS5220_TAG, TMS5220, 680000L)
MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.50)
MCFG_TIMER_DRIVER_ADD_PERIODIC("halt_timer", mpf1_state, check_halt_callback, attotime::from_hz(1))
MACHINE_CONFIG_END
MACHINE_CONFIG_START(mpf1_state::mpf1p)
/* basic machine hardware */
MCFG_DEVICE_ADD(Z80_TAG, Z80, 2500000)
MCFG_DEVICE_PROGRAM_MAP(mpf1p_map)
MCFG_DEVICE_OPCODES_MAP(mpf1_step)
MCFG_DEVICE_IO_MAP(mpf1p_io_map)
MCFG_Z80_DAISY_CHAIN(mpf1_daisy_chain)
/* video hardware */
MCFG_DEFAULT_LAYOUT(layout_mpf1p)
/* devices */
MCFG_DEVICE_ADD(Z80PIO_TAG, Z80PIO, 2500000)
MCFG_Z80PIO_OUT_INT_CB(INPUTLINE(Z80_TAG, INPUT_LINE_IRQ0))
MCFG_DEVICE_ADD(Z80CTC_TAG, Z80CTC, 2500000)
MCFG_Z80CTC_INTR_CB(INPUTLINE(Z80_TAG, INPUT_LINE_IRQ0))
MCFG_DEVICE_ADD(I8255A_TAG, I8255A, 0)
MCFG_I8255_IN_PORTA_CB(READ8(*this, mpf1_state, ppi_pa_r))
MCFG_I8255_OUT_PORTB_CB(WRITE8(*this, mpf1_state, ppi_pb_w))
MCFG_I8255_OUT_PORTC_CB(WRITE8(*this, mpf1_state, ppi_pc_w))
MCFG_CASSETTE_ADD("cassette")
MCFG_CASSETTE_DEFAULT_STATE(CASSETTE_STOPPED | CASSETTE_SPEAKER_ENABLED | CASSETTE_MOTOR_ENABLED)
/* sound hardware */
SPEAKER(config, "mono").front_center();
MCFG_DEVICE_ADD("speaker", SPEAKER_SOUND)
MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.25)
MCFG_TIMER_DRIVER_ADD_PERIODIC("halt_timer", mpf1_state, check_halt_callback, attotime::from_hz(1))
MACHINE_CONFIG_END
/* ROMs */
ROM_START( mpf1 )
ROM_REGION( 0x10000, Z80_TAG, 0 )
ROM_LOAD( "mpf.u6", 0x0000, 0x1000, CRC(b60249ce) SHA1(78e0e8874d1497fabfdd6378266d041175e3797f) )
ROM_END
ROM_START( mpf1b )
ROM_REGION( 0x10000, Z80_TAG, 0 )
ROM_LOAD( "c55167.u6", 0x0000, 0x1000, CRC(28b06dac) SHA1(99cfbab739d71a914c39302d384d77bddc4b705b) )
ROM_LOAD( "basic.u7", 0x2000, 0x1000, CRC(d276ed6b) SHA1(a45fb98961be5e5396988498c6ed589a35398dcf) )
ROM_LOAD( "ssb-mpf.u", 0x5000, 0x1000, CRC(f926334f) SHA1(35847f8164eed4c0794a8b74e5d7fa972b10eb90) )
ROM_LOAD( "prt-mpf.u5", 0x6000, 0x1000, CRC(730f2fb0) SHA1(f31536ee9dbb9babb9ce16a7490db654ca0b5749) )
ROM_END
ROM_START( mpf1p )
ROM_REGION( 0x10000, Z80_TAG, 0 )
ROM_LOAD( "mpf1pmon.bin", 0x0000, 0x2000, BAD_DUMP CRC(91ace7d3) SHA1(22e3c16a81ac09f37741ad1b526a4456b2ba9493) ) // A9 stuck low when dumped
ROM_LOAD( "prt-mpf-ip.u5", 0x6000, 0x1000, CRC(4dd2a4eb) SHA1(6a3e7daa7834d67fd572261ed4a9a62c4594fe3f) )
ROM_END
/* System Drivers */
void mpf1_state::init_mpf1()
{
m_program = &m_maincpu->space(AS_PROGRAM);
}
COMP( 1979, mpf1, 0, 0, mpf1, mpf1, mpf1_state, init_mpf1, "Multitech", "Micro Professor 1", 0 )
COMP( 1979, mpf1b, mpf1, 0, mpf1b,mpf1b, mpf1_state, init_mpf1, "Multitech", "Micro Professor 1B", 0 )
COMP( 1982, mpf1p, mpf1, 0, mpf1p,mpf1b, mpf1_state, init_mpf1, "Multitech", "Micro Professor 1 Plus", MACHINE_NOT_WORKING )