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einst256: Replaced bad MOS ROM and implemented the rest of the machine, promoted to working. [Nigel Barnes, jltursan]

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This commit is contained in:
Nigel Barnes 2019-07-29 20:41:16 +01:00
parent 421e97cc5a
commit 2529c28832
1 changed files with 315 additions and 32 deletions
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347
src/mame/drivers/einstein.cpp
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@ -1,12 +1,13 @@
// license: GPL-2.0+ // license: GPL-2.0+
// copyright-holders: Kevin Thacker, Dirk Best, Phill Harvey-Smith // copyright-holders: Kevin Thacker, Dirk Best, Phill Harvey-Smith, Nigel Barnes
// thanks-to: Chris Coxall, Andrew Dunipace // thanks-to: Chris Coxall, Andrew Dunipace
/****************************************************************************** /******************************************************************************
Tatung Einstein Tatung Einstein
TODO: TODO: Einstein 256
- Einstein 256 support (need bios dump) - interrupt priorities
- VAMP interface (probably never used)
******************************************************************************/ ******************************************************************************/
@ -18,6 +19,7 @@
#include "bus/einstein/pipe/pipe.h" #include "bus/einstein/pipe/pipe.h"
#include "bus/einstein/userport/userport.h" #include "bus/einstein/userport/userport.h"
#include "bus/rs232/rs232.h" #include "bus/rs232/rs232.h"
#include "imagedev/cassette.h"
#include "imagedev/floppy.h" #include "imagedev/floppy.h"
#include "machine/adc0844.h" #include "machine/adc0844.h"
#include "machine/i8251.h" #include "machine/i8251.h"
@ -28,6 +30,7 @@
#include "machine/z80ctc.h" #include "machine/z80ctc.h"
#include "machine/z80pio.h" #include "machine/z80pio.h"
#include "video/tms9928a.h" #include "video/tms9928a.h"
#include "video/v9938.h"
#include "sound/ay8910.h" #include "sound/ay8910.h"
#include "screen.h" #include "screen.h"
#include "softlist.h" #include "softlist.h"
@ -67,6 +70,7 @@ public:
m_keyboard_daisy(*this, "keyboard_daisy"), m_keyboard_daisy(*this, "keyboard_daisy"),
m_adc_daisy(*this, "adc_daisy"), m_adc_daisy(*this, "adc_daisy"),
m_fire_daisy(*this, "fire_daisy"), m_fire_daisy(*this, "fire_daisy"),
m_vdp_daisy(*this, "vdp_daisy"),
m_pipe(*this, "pipe"), m_pipe(*this, "pipe"),
m_fdc(*this, IC_I042), m_fdc(*this, IC_I042),
m_ram(*this, RAM_TAG), m_ram(*this, RAM_TAG),
@ -77,17 +81,22 @@ public:
m_bank1(*this, "bank1"), m_bank1(*this, "bank1"),
m_bank2(*this, "bank2"), m_bank2(*this, "bank2"),
m_bank3(*this, "bank3"), m_bank3(*this, "bank3"),
m_floppy{ { *this, IC_I042 ":0" }, { *this, IC_I042 ":1" }, { *this, IC_I042 ":2" }, { *this, IC_I042 ":3" } }, m_floppy(*this, IC_I042 ":%u", 0),
m_cassette(*this, "cassette"),
m_line(*this, "LINE%u", 0), m_line(*this, "LINE%u", 0),
m_extra(*this, "EXTRA"), m_extra(*this, "EXTRA"),
m_buttons(*this, "BUTTONS"), m_buttons(*this, "BUTTONS"),
m_porta_joy(*this, "PORTA_JOY"),
m_portb_joy(*this, "PORTB_JOY"),
m_dips(*this, "DIPS"),
m_rom_enabled(0), m_rom_enabled(0),
m_keyboard_line(0), m_keyboard_data(0xff), m_keyboard_line(0), m_keyboard_data(0xff),
m_centronics_busy(0), m_centronics_perror(0), m_centronics_fault(0), m_strobe(-1), m_centronics_ack(0), m_centronics_busy(0), m_centronics_perror(0), m_centronics_fault(0), m_strobe(-1),
m_int(0) m_int(0)
{} {}
void einstein(machine_config &config); void einstein(machine_config &config);
void einst256(machine_config &config);
DECLARE_INPUT_CHANGED_MEMBER(joystick_button); DECLARE_INPUT_CHANGED_MEMBER(joystick_button);
@ -104,15 +113,29 @@ private:
DECLARE_WRITE8_MEMBER(kybint_msk_w); DECLARE_WRITE8_MEMBER(kybint_msk_w);
DECLARE_WRITE8_MEMBER(adcint_msk_w); DECLARE_WRITE8_MEMBER(adcint_msk_w);
DECLARE_WRITE8_MEMBER(fireint_msk_w); DECLARE_WRITE8_MEMBER(fireint_msk_w);
DECLARE_WRITE8_MEMBER(evdpint_msk_w);
DECLARE_WRITE8_MEMBER(drsel_w); DECLARE_WRITE8_MEMBER(drsel_w);
DECLARE_WRITE_LINE_MEMBER(write_centronics_ack);
DECLARE_WRITE_LINE_MEMBER(write_centronics_busy); DECLARE_WRITE_LINE_MEMBER(write_centronics_busy);
DECLARE_WRITE_LINE_MEMBER(write_centronics_perror); DECLARE_WRITE_LINE_MEMBER(write_centronics_perror);
DECLARE_WRITE_LINE_MEMBER(write_centronics_fault); DECLARE_WRITE_LINE_MEMBER(write_centronics_fault);
DECLARE_WRITE_LINE_MEMBER(ardy_w); DECLARE_WRITE_LINE_MEMBER(ardy_w);
TIMER_DEVICE_CALLBACK_MEMBER(strobe_callback); TIMER_DEVICE_CALLBACK_MEMBER(strobe_callback);
DECLARE_READ8_MEMBER(system_r);
DECLARE_READ8_MEMBER(porta_r);
DECLARE_WRITE8_MEMBER(porta_w);
DECLARE_WRITE8_MEMBER(porta_int_w);
DECLARE_READ8_MEMBER(portb_r);
DECLARE_WRITE8_MEMBER(portb_w);
DECLARE_READ8_MEMBER(pseudo_adc_r);
DECLARE_WRITE8_MEMBER(pseudo_adc_w);
DECLARE_READ8_MEMBER(alpha_lock_r);
DECLARE_WRITE8_MEMBER(alpha_lock_w);
void einstein_io(address_map &map); void einstein_io(address_map &map);
void einstein_mem(address_map &map); void einstein_mem(address_map &map);
void einst256_io(address_map &map);
virtual void machine_start() override; virtual void machine_start() override;
virtual void machine_reset() override; virtual void machine_reset() override;
@ -123,7 +146,8 @@ private:
required_device<z80daisy_generic_device> m_keyboard_daisy; required_device<z80daisy_generic_device> m_keyboard_daisy;
required_device<z80daisy_generic_device> m_adc_daisy; required_device<z80daisy_generic_device> m_adc_daisy;
required_device<z80daisy_generic_device> m_fire_daisy; required_device<z80daisy_generic_device> m_fire_daisy;
required_device<tatung_pipe_device> m_pipe; optional_device<z80daisy_generic_device> m_vdp_daisy;
optional_device<tatung_pipe_device> m_pipe;
required_device<wd1770_device> m_fdc; required_device<wd1770_device> m_fdc;
required_device<ram_device> m_ram; required_device<ram_device> m_ram;
required_device<ay8910_device> m_psg; required_device<ay8910_device> m_psg;
@ -133,20 +157,30 @@ private:
required_memory_bank m_bank1; required_memory_bank m_bank1;
required_memory_bank m_bank2; required_memory_bank m_bank2;
required_memory_bank m_bank3; required_memory_bank m_bank3;
required_device<floppy_connector> m_floppy[4]; optional_device_array<floppy_connector, 4> m_floppy;
optional_device<cassette_image_device> m_cassette;
required_ioport_array<8> m_line; required_ioport_array<8> m_line;
required_ioport m_extra; required_ioport m_extra;
required_ioport m_buttons; optional_ioport m_buttons;
optional_ioport m_porta_joy;
optional_ioport m_portb_joy;
optional_ioport m_dips;
int m_rom_enabled; int m_rom_enabled;
uint8_t m_keyboard_line; uint8_t m_keyboard_line;
uint8_t m_keyboard_data; uint8_t m_keyboard_data;
uint8_t m_porta_out;
uint8_t m_porta_int;
uint8_t m_portb_out;
uint8_t m_pseudo_adc;
int m_centronics_ack;
int m_centronics_busy; int m_centronics_busy;
int m_centronics_perror; int m_centronics_perror;
int m_centronics_fault; int m_centronics_fault;
int m_strobe; int m_strobe;
int m_alpha_lock_led;
int m_int; int m_int;
}; };
@ -158,7 +192,12 @@ private:
INPUT_CHANGED_MEMBER( einstein_state::joystick_button ) INPUT_CHANGED_MEMBER( einstein_state::joystick_button )
{ {
int button_down = (m_buttons->read() & 0x03) != 0x03; int button_down;
if (m_buttons)
button_down = (m_buttons->read() & 0x03) != 0x03;
else
button_down = (m_porta_joy->read() & m_portb_joy->read() & 0x10) != 0x10;
m_fire_daisy->int_w(button_down ? ASSERT_LINE : CLEAR_LINE); m_fire_daisy->int_w(button_down ? ASSERT_LINE : CLEAR_LINE);
} }
@ -222,10 +261,10 @@ WRITE8_MEMBER(einstein_state::drsel_w)
floppy_image_device *floppy = nullptr; floppy_image_device *floppy = nullptr;
if (BIT(data, 0)) floppy = m_floppy[0]->get_device(); if (BIT(data, 0)) floppy = m_floppy[0] ? m_floppy[0]->get_device() : nullptr;
if (BIT(data, 1)) floppy = m_floppy[1]->get_device(); if (BIT(data, 1)) floppy = m_floppy[1] ? m_floppy[1]->get_device() : nullptr;
if (BIT(data, 2)) floppy = m_floppy[2]->get_device(); if (BIT(data, 2)) floppy = m_floppy[2] ? m_floppy[2]->get_device() : nullptr;
if (BIT(data, 3)) floppy = m_floppy[3]->get_device(); if (BIT(data, 3)) floppy = m_floppy[3] ? m_floppy[3]->get_device() : nullptr;
if (floppy) if (floppy)
floppy->ss_w(BIT(data, 4)); floppy->ss_w(BIT(data, 4));
@ -238,6 +277,11 @@ WRITE8_MEMBER(einstein_state::drsel_w)
CENTRONICS CENTRONICS
***************************************************************************/ ***************************************************************************/
WRITE_LINE_MEMBER(einstein_state::write_centronics_ack)
{
m_centronics_ack = state;
}
WRITE_LINE_MEMBER( einstein_state::write_centronics_busy ) WRITE_LINE_MEMBER( einstein_state::write_centronics_busy )
{ {
m_centronics_busy = state; m_centronics_busy = state;
@ -284,6 +328,16 @@ static const z80_daisy_config einstein_daisy_chain[] =
{ nullptr } { nullptr }
}; };
static const z80_daisy_config einst256_daisy_chain[] =
{
{ "keyboard_daisy" },
{ IC_I058 },
{ "adc_daisy" },
{ "vdp_daisy" },
{ "fire_daisy" },
{ nullptr }
};
template <int src> WRITE_LINE_MEMBER( einstein_state::int_w ) template <int src> WRITE_LINE_MEMBER( einstein_state::int_w )
{ {
int old = m_int; int old = m_int;
@ -294,7 +348,7 @@ template <int src> WRITE_LINE_MEMBER( einstein_state::int_w )
if (!old) if (!old)
{ {
m_maincpu->set_input_line(INPUT_LINE_IRQ0, ASSERT_LINE); m_maincpu->set_input_line(INPUT_LINE_IRQ0, ASSERT_LINE);
m_pipe->host_int_w(ASSERT_LINE); if (m_pipe) m_pipe->host_int_w(ASSERT_LINE);
} }
} }
else else
@ -303,7 +357,7 @@ template <int src> WRITE_LINE_MEMBER( einstein_state::int_w )
if (old && !m_int) if (old && !m_int)
{ {
m_maincpu->set_input_line(INPUT_LINE_IRQ0, CLEAR_LINE); m_maincpu->set_input_line(INPUT_LINE_IRQ0, CLEAR_LINE);
m_pipe->host_int_w(CLEAR_LINE); if (m_pipe) m_pipe->host_int_w(CLEAR_LINE);
} }
} }
} }
@ -316,7 +370,10 @@ READ8_MEMBER( einstein_state::kybint_msk_r )
m_keyboard_daisy->int_w(CLEAR_LINE); m_keyboard_daisy->int_w(CLEAR_LINE);
/* bit 0 and 1: fire buttons on the joysticks */ /* bit 0 and 1: fire buttons on the joysticks */
data |= m_buttons->read() & 0x03; if (m_buttons)
data |= m_buttons->read() & 0x03;
else
data |= (m_portb_joy->read() & 0x10) >> 4 | (m_porta_joy->read() & 0x10) >> 3;
/* bit 2 to 4: printer status */ /* bit 2 to 4: printer status */
data |= m_centronics_busy << 2; data |= m_centronics_busy << 2;
@ -350,6 +407,13 @@ WRITE8_MEMBER( einstein_state::fireint_msk_w )
m_fire_daisy->mask_w(BIT(data, 0)); m_fire_daisy->mask_w(BIT(data, 0));
} }
WRITE8_MEMBER(einstein_state::evdpint_msk_w)
{
logerror("EVDP interrupt %s\n", BIT(data, 0) ? "disabled" : "enabled");
logerror("Printer STROBE %s\n", BIT(data, 1) ? "disabled" : "enabled");
m_vdp_daisy->mask_w(BIT(data, 0));
}
/*************************************************************************** /***************************************************************************
MACHINE EMULATION MACHINE EMULATION
@ -404,6 +468,128 @@ void einstein_state::machine_reset()
m_fire_daisy->mask_w(1); m_fire_daisy->mask_w(1);
m_strobe = -1; m_strobe = -1;
// enable Alpha Lock LED
m_alpha_lock_led = 1;
}
/***************************************************************************
256 MACHINE EMULATION
***************************************************************************/
READ8_MEMBER(einstein_state::system_r)
{
uint8_t data = 0;
// b0 1 = Alpha Lock key pressed
data |= !BIT(m_line[0]->read(), 4);
// b1 1 = ROM enabled
data |= m_rom_enabled << 1;
// b2 Dipswitch 1
// b3 Dipswitch 2
// b4 Dipswitch 3
// b5 Dipswitch 4
data |= (m_dips->read() & 0x0f) << 2;
// b6 0 = mouse connected
data |= 0x40;
// b7 cassette input
data |= (m_cassette->input() > 0.0 ? 1 : 0) << 7;
return data;
}
READ8_MEMBER(einstein_state::porta_r)
{
uint8_t data = 0;
data |= m_porta_joy->read() & 0x1f;
data |= m_centronics_perror << 5;
data |= m_centronics_fault << 6;
return data;
}
WRITE8_MEMBER(einstein_state::porta_w)
{
m_centronics->write_data0(BIT(data, 0));
m_centronics->write_data1(BIT(data, 1));
m_centronics->write_data2(BIT(data, 2));
m_centronics->write_data3(BIT(data, 3));
m_centronics->write_strobe(BIT(data, 4));
}
WRITE8_MEMBER(einstein_state::porta_int_w)
{
// TODO: Implement Port A interrupts (not used for printing!)
logerror("Port A interrupt %s\n", BIT(data, 7) ? "enabled" : "disabled");
m_porta_int = data;
}
READ8_MEMBER(einstein_state::portb_r)
{
uint8_t data = 0;
data |= m_portb_joy->read() & 0x1f;
data |= m_centronics_busy << 5;
data |= m_centronics_ack << 6;
return data;
}
WRITE8_MEMBER(einstein_state::portb_w)
{
m_centronics->write_data4(BIT(data, 0));
m_centronics->write_data5(BIT(data, 1));
m_centronics->write_data6(BIT(data, 2));
m_centronics->write_data7(BIT(data, 3));
}
READ8_MEMBER(einstein_state::pseudo_adc_r)
{
uint8_t data = 0x7f; // centre
uint8_t port = BIT(m_pseudo_adc, 1) ? m_porta_joy->read() : m_portb_joy->read();
m_adc_daisy->int_w(CLEAR_LINE);
switch (m_pseudo_adc & 0x05)
{
case 4:
switch (port & 0x0c)
{
case 0x04: data = 0xff; break; // right
case 0x08: data = 0x00; break; // left
}
break;
case 5:
switch (port & 0x03)
{
case 0x01: data = 0x00; break; // down
case 0x02: data = 0xff; break; // up
}
break;
}
return data;
}
WRITE8_MEMBER(einstein_state::pseudo_adc_w)
{
m_pseudo_adc = data;
m_adc_daisy->int_w(ASSERT_LINE);
}
READ8_MEMBER(einstein_state::alpha_lock_r)
{
m_alpha_lock_led ^= 1;
output().set_value("alpha_lock_led", m_alpha_lock_led);
return 0xff;
}
WRITE8_MEMBER(einstein_state::alpha_lock_w)
{
m_alpha_lock_led ^= 1;
output().set_value("alpha_lock_led", m_alpha_lock_led);
} }
@ -437,17 +623,41 @@ void einstein_state::einstein_io(address_map &map)
map(0x38, 0x38).mirror(0xff07).rw("adc", FUNC(adc0844_device::read), FUNC(adc0844_device::write)); map(0x38, 0x38).mirror(0xff07).rw("adc", FUNC(adc0844_device::read), FUNC(adc0844_device::write));
} }
void einstein_state::einst256_io(address_map &map)
{
map.unmap_value_high();
map(0x00, 0x00).mirror(0xff04).rw(FUNC(einstein_state::reset_r), FUNC(einstein_state::reset_w));
map(0x02, 0x02).mirror(0xff04).rw(m_psg, FUNC(ay8910_device::data_r), FUNC(ay8910_device::address_w));
map(0x03, 0x03).mirror(0xff04).w(m_psg, FUNC(ay8910_device::data_w));
map(0x08, 0x0b).mirror(0xff04).rw("v9938", FUNC(v9938_device::read), FUNC(v9938_device::write));
map(0x10, 0x11).mirror(0xff06).rw(IC_I060, FUNC(i8251_device::read), FUNC(i8251_device::write));
map(0x18, 0x1b).mirror(0xff04).rw(m_fdc, FUNC(wd1770_device::read), FUNC(wd1770_device::write));
map(0x20, 0x20).mirror(0xff00).rw(FUNC(einstein_state::kybint_msk_r), FUNC(einstein_state::kybint_msk_w));
map(0x21, 0x21).mirror(0xff00).w(FUNC(einstein_state::adcint_msk_w));
map(0x22, 0x22).mirror(0xff00).rw(FUNC(einstein_state::alpha_lock_r), FUNC(einstein_state::alpha_lock_w));
map(0x23, 0x23).mirror(0xff00).w(FUNC(einstein_state::drsel_w));
map(0x24, 0x24).mirror(0xff00).rw(FUNC(einstein_state::rom_r), FUNC(einstein_state::rom_w));
map(0x25, 0x25).mirror(0xff00).w(FUNC(einstein_state::fireint_msk_w));
map(0x26, 0x26).mirror(0xff00).r(FUNC(einstein_state::system_r));
map(0x28, 0x2b).mirror(0xff04).rw(IC_I058, FUNC(z80ctc_device::read), FUNC(z80ctc_device::write));
map(0x30, 0x30).mirror(0xff00).rw(FUNC(einstein_state::porta_r), FUNC(einstein_state::porta_w));
map(0x31, 0x31).mirror(0xff00).w(FUNC(einstein_state::porta_int_w));
map(0x32, 0x32).mirror(0xff00).rw(FUNC(einstein_state::portb_r), FUNC(einstein_state::portb_w));
map(0x38, 0x38).mirror(0xff07).rw(FUNC(einstein_state::pseudo_adc_r), FUNC(einstein_state::pseudo_adc_w));
map(0x80, 0x80).mirror(0xff00).w(FUNC(einstein_state::evdpint_msk_w));
}
/*************************************************************************** /***************************************************************************
INPUT PORTS INPUT PORTS
***************************************************************************/ ***************************************************************************/
static INPUT_PORTS_START( einstein ) static INPUT_PORTS_START( keyboard )
PORT_START("LINE0") PORT_START("LINE0")
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("BREAK") PORT_CODE(KEYCODE_LALT) PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("BREAK") PORT_CODE(KEYCODE_LALT)
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("?") PORT_CODE(KEYCODE_1_PAD) PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_UNUSED)
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("F0") PORT_CODE(KEYCODE_F1) PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("F0") PORT_CODE(KEYCODE_F1)
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("?") PORT_CODE(KEYCODE_3_PAD) PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("F7") PORT_CODE(KEYCODE_F8) PORT_CHAR(UCHAR_MAMEKEY(F7))
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("CAPS LOCK") PORT_CODE(KEYCODE_CAPSLOCK) PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("CAPS LOCK") PORT_CODE(KEYCODE_CAPSLOCK)
PORT_BIT(0x20, 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("ENTER") PORT_CODE(KEYCODE_ENTER) PORT_CHAR(13)
PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("SPACE") PORT_CODE(KEYCODE_SPACE) PORT_CHAR(' ') PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("SPACE") PORT_CODE(KEYCODE_SPACE) PORT_CHAR(' ')
@ -528,6 +738,10 @@ static INPUT_PORTS_START( einstein )
PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("GRPH") PORT_CODE(KEYCODE_F8) PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("GRPH") PORT_CODE(KEYCODE_F8)
PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("CONTROL") PORT_CODE(KEYCODE_LCONTROL) PORT_CODE(KEYCODE_RCONTROL) PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("CONTROL") PORT_CODE(KEYCODE_LCONTROL) PORT_CODE(KEYCODE_RCONTROL)
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("SHIFT") PORT_CODE(KEYCODE_LSHIFT) PORT_CODE(KEYCODE_RSHIFT) PORT_CHAR(UCHAR_SHIFT_1) PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("SHIFT") PORT_CODE(KEYCODE_LSHIFT) PORT_CODE(KEYCODE_RSHIFT) PORT_CHAR(UCHAR_SHIFT_1)
INPUT_PORTS_END
static INPUT_PORTS_START( einstein )
PORT_INCLUDE(keyboard)
// fire buttons for analogue joysticks // fire buttons for analogue joysticks
PORT_START("BUTTONS") PORT_START("BUTTONS")
@ -556,6 +770,40 @@ static INPUT_PORTS_START( einstein )
PORT_REVERSE PORT_REVERSE
INPUT_PORTS_END INPUT_PORTS_END
static INPUT_PORTS_START( einst256 )
PORT_INCLUDE(keyboard)
PORT_MODIFY("LINE0")
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("ALPHA LOCK") PORT_CODE(KEYCODE_CAPSLOCK)
PORT_START("PORTA_JOY")
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_JOYSTICK_UP) PORT_PLAYER(1)
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN) PORT_PLAYER(1)
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT) PORT_PLAYER(1)
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT) PORT_PLAYER(1)
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_BUTTON1) PORT_PLAYER(1) PORT_CHANGED_MEMBER(DEVICE_SELF, einstein_state, joystick_button, nullptr)
PORT_START("PORTB_JOY")
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_JOYSTICK_UP) PORT_PLAYER(2)
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN) PORT_PLAYER(2)
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT) PORT_PLAYER(2)
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT) PORT_PLAYER(2)
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_BUTTON1) PORT_PLAYER(2) PORT_CHANGED_MEMBER(DEVICE_SELF, einstein_state, joystick_button, nullptr)
PORT_START("DIPS")
PORT_DIPNAME(0x01, 0x00, "Line Standard") PORT_DIPLOCATION("S:1")
PORT_DIPSETTING(0x00, "525 lines 60Hz")
PORT_DIPSETTING(0x01, "625 lines 50Hz")
PORT_DIPNAME(0x02, 0x00, "Printer") PORT_DIPLOCATION("S:2")
PORT_DIPSETTING(0x00, "Parallel")
PORT_DIPSETTING(0x02, "Serial")
PORT_DIPNAME(0x0c, 0x00, "Language") PORT_DIPLOCATION("S:3,4")
PORT_DIPSETTING(0x00, "English (ISO646)")
PORT_DIPSETTING(0x04, "ASCII")
PORT_DIPSETTING(0x08, "German")
PORT_DIPSETTING(0x0c, "Spanish")
INPUT_PORTS_END
/*************************************************************************** /***************************************************************************
MACHINE DRIVERS MACHINE DRIVERS
@ -655,13 +903,13 @@ void einstein_state::einstein(machine_config &config)
// floppy // floppy
WD1770(config, m_fdc, XTAL_X002); WD1770(config, m_fdc, XTAL_X002);
FLOPPY_CONNECTOR(config, IC_I042 ":0", einstein_floppies, "3ss", floppy_image_device::default_floppy_formats); FLOPPY_CONNECTOR(config, IC_I042 ":0", einstein_floppies, "3ss", floppy_image_device::default_floppy_formats).enable_sound(true);
FLOPPY_CONNECTOR(config, IC_I042 ":1", einstein_floppies, "3ss", floppy_image_device::default_floppy_formats); FLOPPY_CONNECTOR(config, IC_I042 ":1", einstein_floppies, "3ss", floppy_image_device::default_floppy_formats).enable_sound(true);
FLOPPY_CONNECTOR(config, IC_I042 ":2", einstein_floppies, "525qd", floppy_image_device::default_floppy_formats); FLOPPY_CONNECTOR(config, IC_I042 ":2", einstein_floppies, "525qd", floppy_image_device::default_floppy_formats).enable_sound(true);
FLOPPY_CONNECTOR(config, IC_I042 ":3", einstein_floppies, "525qd", floppy_image_device::default_floppy_formats); FLOPPY_CONNECTOR(config, IC_I042 ":3", einstein_floppies, "525qd", floppy_image_device::default_floppy_formats).enable_sound(true);
/* software lists */ /* software lists */
SOFTWARE_LIST(config, "disk_list").set_original("einstein"); SOFTWARE_LIST(config, "disk_list").set_original("einstein").set_filter("TC01");
/* RAM is provided by 8k DRAM ICs i009, i010, i011, i012, i013, i014, i015 and i016 */ /* RAM is provided by 8k DRAM ICs i009, i010, i011, i012, i013, i014, i015 and i016 */
/* internal ram */ /* internal ram */
@ -677,6 +925,42 @@ void einstein_state::einstein(machine_config &config)
EINSTEIN_USERPORT(config, "user").bstb_handler().set(IC_I063, FUNC(z80pio_device::strobe_b)); EINSTEIN_USERPORT(config, "user").bstb_handler().set(IC_I063, FUNC(z80pio_device::strobe_b));
} }
void einstein_state::einst256(machine_config &config)
{
einstein(config);
/* remove components not present in TC256 */
config.device_remove(IC_I063);
config.device_remove("vdp");
config.device_remove("adc");
config.device_remove(IC_I042 ":2");
config.device_remove(IC_I042 ":3");
config.device_remove("pipe");
config.device_remove("user");
/* basic machine hardware */
m_maincpu->set_addrmap(AS_IO, &einstein_state::einst256_io);
m_maincpu->set_daisy_config(einst256_daisy_chain);
Z80DAISY_GENERIC(config, m_vdp_daisy, 0xfe);
m_vdp_daisy->int_handler().set(FUNC(einstein_state::int_w<5>));
/* video hardware */
v9938_device &v9938(V9938(config, "v9938", 21.477272_MHz_XTAL));
v9938.set_screen("screen");
v9938.set_vram_size(0x30000);
v9938.int_cb().set(m_vdp_daisy, FUNC(z80daisy_generic_device::int_w));
/* printer */
m_centronics->ack_handler().set(FUNC(einstein_state::write_centronics_ack));
/* cassette */
CASSETTE(config, m_cassette);
/* software lists */
subdevice<software_list_device>("disk_list")->set_filter("256");
}
/*************************************************************************** /***************************************************************************
ROM DEFINITIONS ROM DEFINITIONS
@ -688,20 +972,19 @@ void einstein_state::einstein(machine_config &config)
* We are missing dumps of version MOS 1.1, possibly of 1.0 if it exists. * We are missing dumps of version MOS 1.1, possibly of 1.0 if it exists.
*/ */
ROM_START( einstein ) ROM_START( einstein )
ROM_REGION(0x8000, "bios", 0) ROM_REGION(0x8000, "bios", ROMREGION_ERASEFF)
/* i023 */ /* i023 */
ROM_SYSTEM_BIOS(0, "mos12", "MOS 1.2") ROM_SYSTEM_BIOS(0, "mos12", "MOS 1.2")
ROMX_LOAD("mos12.i023", 0, 0x2000, CRC(ec134953) SHA1(a02125d8ebcda48aa784adbb42a8b2d7ef3a4b77), ROM_BIOS(0)) ROMX_LOAD("mos12.i023", 0x0000, 0x2000, CRC(ec134953) SHA1(a02125d8ebcda48aa784adbb42a8b2d7ef3a4b77), ROM_BIOS(0))
ROM_SYSTEM_BIOS(1, "mos121", "MOS 1.21") ROM_SYSTEM_BIOS(1, "mos121", "MOS 1.21")
ROMX_LOAD("mos121.i023", 0, 0x2000, CRC(a746eeb6) SHA1(f75aaaa777d0fd92225acba291f6bf428b341d3e), ROM_BIOS(1)) ROMX_LOAD("mos121.i023", 0x0000, 0x2000, CRC(a746eeb6) SHA1(f75aaaa777d0fd92225acba291f6bf428b341d3e), ROM_BIOS(1))
ROM_RELOAD(0x2000, 0x2000) ROM_RELOAD(0x2000, 0x2000)
/* i024 */
ROM_FILL(0x4000, 0x4000, 0xff)
ROM_END ROM_END
ROM_START( einst256 ) ROM_START( einst256 )
ROM_REGION(0x8000, "bios", 0) ROM_REGION(0x8000, "bios", ROMREGION_ERASEFF)
ROM_LOAD("tc256.rom", 0x0000, 0x4000, BAD_DUMP CRC(ef8dad88) SHA1(eb2102d3bef572db7161c26a7c68a5fcf457b4d0) ) /* i008 */
ROM_LOAD("mos21.i008", 0x0000, 0x4000, CRC(d1bb5efc) SHA1(9168df70af6746c88748049d1b9d119a29e605de) )
ROM_END ROM_END
@ -711,4 +994,4 @@ ROM_END
// YEAR NAME PARENT COMPAT MACHINE INPUT CLASS INIT COMPANY FULLNAME FLAGS // YEAR NAME PARENT COMPAT MACHINE INPUT CLASS INIT COMPANY FULLNAME FLAGS
COMP( 1984, einstein, 0, 0, einstein, einstein, einstein_state, empty_init, "Tatung", "Einstein TC-01", 0 ) COMP( 1984, einstein, 0, 0, einstein, einstein, einstein_state, empty_init, "Tatung", "Einstein TC-01", 0 )
COMP( 1986, einst256, 0, 0, einstein, einstein, einstein_state, empty_init, "Tatung", "Einstein 256", MACHINE_NOT_WORKING ) COMP( 1986, einst256, 0, 0, einst256, einst256, einstein_state, empty_init, "Tatung", "Einstein 256", 0 )