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Diffstat (limited to 'src/mame/drivers/nanos.cpp')
-rw-r--r-- | src/mame/drivers/nanos.cpp | 542 |
1 files changed, 0 insertions, 542 deletions
diff --git a/src/mame/drivers/nanos.cpp b/src/mame/drivers/nanos.cpp deleted file mode 100644 index 02946e1ca25..00000000000 --- a/src/mame/drivers/nanos.cpp +++ /dev/null @@ -1,542 +0,0 @@ -// license:BSD-3-Clause -// copyright-holders:Miodrag Milanovic -/*************************************************************************** - - Nanos - - 12/05/2009 Skeleton driver. - -****************************************************************************/ - -#include "emu.h" - -#include "cpu/z80/z80.h" -#include "imagedev/floppy.h" -#include "machine/z80daisy.h" -#include "machine/ram.h" -#include "machine/timer.h" -#include "machine/upd765.h" -#include "machine/z80ctc.h" -#include "machine/z80sio.h" -#include "machine/z80pio.h" - -#include "formats/nanos_dsk.h" - -#include "emupal.h" -#include "screen.h" - - -class nanos_state : public driver_device -{ -public: - nanos_state(const machine_config &mconfig, device_type type, const char *tag) - : driver_device(mconfig, type, tag) - , m_maincpu(*this, "maincpu") - , m_pio(*this, "z80pio") - , m_pio_0(*this, "z80pio_0") - , m_pio_1(*this, "z80pio_1") - , m_sio_0(*this, "z80sio_0") - , m_sio_1(*this, "z80sio_1") - , m_ctc_0(*this, "z80ctc_0") - , m_ctc_1(*this, "z80ctc_1") - , m_fdc(*this, "upd765") - , m_floppy(*this, "upd765:0") - , m_key_t(*this, "keyboard_timer") - , m_ram(*this, RAM_TAG) - , m_region_maincpu(*this, "maincpu") - , m_p_chargen(*this, "chargen") - , m_bank1(*this, "bank1") - , m_bank2(*this, "bank2") - , m_bank3(*this, "bank3") - , m_lines(*this, "LINE%u", 0U) - , m_linec(*this, "LINEC") - { } - - void nanos(machine_config &config); - -protected: - virtual void machine_reset() override; - virtual void machine_start() override; - -private: - DECLARE_WRITE8_MEMBER(tc_w); - DECLARE_WRITE_LINE_MEMBER(ctc_z0_w); - DECLARE_WRITE_LINE_MEMBER(ctc_z1_w); - DECLARE_WRITE_LINE_MEMBER(ctc_z2_w); - TIMER_DEVICE_CALLBACK_MEMBER(keyboard_callback); - DECLARE_WRITE_LINE_MEMBER(z80daisy_interrupt); - DECLARE_READ8_MEMBER(port_a_r); - DECLARE_READ8_MEMBER(port_b_r); - DECLARE_WRITE8_MEMBER(port_b_w); - DECLARE_FLOPPY_FORMATS(floppy_formats); - uint32_t screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect); - - void io_map(address_map &map); - void mem_map(address_map &map); - - uint8_t m_key_command; - uint8_t m_last_code; - uint8_t m_key_pressed; - uint8_t row_number(uint8_t code); - - required_device<z80_device> m_maincpu; - required_device<z80pio_device> m_pio; - required_device<z80pio_device> m_pio_0; - required_device<z80pio_device> m_pio_1; - required_device<z80sio_device> m_sio_0; - required_device<z80sio_device> m_sio_1; - required_device<z80ctc_device> m_ctc_0; - required_device<z80ctc_device> m_ctc_1; - required_device<upd765a_device> m_fdc; - required_device<floppy_connector> m_floppy; - required_device<timer_device> m_key_t; - required_device<ram_device> m_ram; - required_memory_region m_region_maincpu; - required_region_ptr<u8> m_p_chargen; - required_memory_bank m_bank1; - required_memory_bank m_bank2; - required_memory_bank m_bank3; - required_ioport_array<7> m_lines; - required_ioport m_linec; -}; - - - -void nanos_state::mem_map(address_map &map) -{ - map(0x0000, 0x0fff).bankr(m_bank1).bankw(m_bank3); - map(0x1000, 0xffff).bankrw(m_bank2); -} - -WRITE8_MEMBER(nanos_state::tc_w) -{ - m_fdc->tc_w(BIT(data,1)); -} - - -/* Z80-CTC Interface */ - -WRITE_LINE_MEMBER(nanos_state::ctc_z0_w) -{ -} - -WRITE_LINE_MEMBER(nanos_state::ctc_z1_w) -{ -} - -WRITE_LINE_MEMBER(nanos_state::ctc_z2_w) -{ -} - -/* Z80-SIO Interface */ - -WRITE_LINE_MEMBER(nanos_state::z80daisy_interrupt) -{ - m_maincpu->set_input_line(INPUT_LINE_IRQ0, state); -} - -/* Z80 Daisy Chain */ - -static const z80_daisy_config nanos_daisy_chain[] = -{ - { "z80pio" }, - { "z80pio_0" }, - { "z80pio_1" }, - { "z80sio_0" }, - { "z80ctc_0" }, - { "z80sio_1" }, - { "z80ctc_1" }, - { nullptr } -}; - -void nanos_state::io_map(address_map &map) -{ - map.unmap_value_high(); - map.global_mask(0xff); - /* CPU card */ - map(0x00, 0x03).rw(m_pio, FUNC(z80pio_device::read), FUNC(z80pio_device::write)); - - /* I/O card */ - map(0x80, 0x83).rw(m_pio_0, FUNC(z80pio_device::read), FUNC(z80pio_device::write)); - map(0x84, 0x87).rw(m_sio_0, FUNC(z80sio_device::ba_cd_r), FUNC(z80sio_device::ba_cd_w)); - map(0x88, 0x8B).rw(m_pio_1, FUNC(z80pio_device::read), FUNC(z80pio_device::write)); - map(0x8C, 0x8F).rw(m_ctc_0, FUNC(z80ctc_device::read), FUNC(z80ctc_device::write)); - - /* FDC card */ - map(0x92, 0x92).w(FUNC(nanos_state::tc_w)); - map(0x94, 0x95).m(m_fdc, FUNC(upd765a_device::map)); - /* V24+IFSS card */ - map(0xA0, 0xA3).rw(m_sio_0, FUNC(z80sio_device::ba_cd_r), FUNC(z80sio_device::ba_cd_w)); - map(0xA4, 0xA7).rw(m_ctc_1, FUNC(z80ctc_device::read), FUNC(z80ctc_device::write)); - - /* 256-k RAM card I - 64k OS-Memory + 192k-RAM-Floppy */ - //map(0xC0, 0xC7) - - /* 256-k RAM card II - 64k OS-Memory + 192k-RAM-Floppy */ - //map(0xC8, 0xCF) -} - -/* Input ports */ -static INPUT_PORTS_START( nanos ) - PORT_START("LINEC") - PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("Ctrl") PORT_CODE(KEYCODE_LCONTROL) PORT_CODE(KEYCODE_RCONTROL) - PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("Shift") PORT_CODE(KEYCODE_LSHIFT) PORT_CODE(KEYCODE_RSHIFT) - PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_UNUSED) - PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_UNUSED) - PORT_BIT(0x10, IP_ACTIVE_HIGH, IPT_UNUSED) - PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_UNUSED) - PORT_BIT(0x40, IP_ACTIVE_HIGH, IPT_UNUSED) - PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_UNUSED) - - PORT_START("LINE0") - PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("0") PORT_CODE(KEYCODE_0) - PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("1") PORT_CODE(KEYCODE_1) - PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("2") PORT_CODE(KEYCODE_2) - PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("3") PORT_CODE(KEYCODE_3) - PORT_BIT(0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("4") PORT_CODE(KEYCODE_4) - PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("5") PORT_CODE(KEYCODE_5) - PORT_BIT(0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("6") PORT_CODE(KEYCODE_6) - PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("7") PORT_CODE(KEYCODE_7) - - PORT_START("LINE1") - PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("8") PORT_CODE(KEYCODE_8) - PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("9") PORT_CODE(KEYCODE_9) - PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME(":") PORT_CODE(KEYCODE_QUOTE) - PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME(";") PORT_CODE(KEYCODE_COLON) - PORT_BIT(0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME(",") PORT_CODE(KEYCODE_COMMA) - PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("-") PORT_CODE(KEYCODE_MINUS) - PORT_BIT(0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME(".") PORT_CODE(KEYCODE_STOP) - PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("/") PORT_CODE(KEYCODE_SLASH) - - PORT_START("LINE2") - PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("@") PORT_CODE(KEYCODE_END) - PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("A") PORT_CODE(KEYCODE_A) - PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("B") PORT_CODE(KEYCODE_B) - PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("C") PORT_CODE(KEYCODE_C) - PORT_BIT(0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("D") PORT_CODE(KEYCODE_D) - PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("E") PORT_CODE(KEYCODE_E) - PORT_BIT(0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("F") PORT_CODE(KEYCODE_F) - PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("G") PORT_CODE(KEYCODE_G) - - PORT_START("LINE3") - PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("H") PORT_CODE(KEYCODE_H) - PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("I") PORT_CODE(KEYCODE_I) - PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("J") PORT_CODE(KEYCODE_J) - PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("K") PORT_CODE(KEYCODE_K) - PORT_BIT(0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("L") PORT_CODE(KEYCODE_L) - PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("M") PORT_CODE(KEYCODE_M) - PORT_BIT(0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("N") PORT_CODE(KEYCODE_N) - PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("O") PORT_CODE(KEYCODE_O) - - PORT_START("LINE4") - PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("P") PORT_CODE(KEYCODE_P) - PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("Q") PORT_CODE(KEYCODE_Q) - PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("R") PORT_CODE(KEYCODE_R) - PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("S") PORT_CODE(KEYCODE_S) - PORT_BIT(0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("T") PORT_CODE(KEYCODE_T) - PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("U") PORT_CODE(KEYCODE_U) - PORT_BIT(0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("V") PORT_CODE(KEYCODE_V) - PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("W") PORT_CODE(KEYCODE_W) - - PORT_START("LINE5") - PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("X") PORT_CODE(KEYCODE_X) - PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("Z") PORT_CODE(KEYCODE_Z) - PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("Y") PORT_CODE(KEYCODE_Y) - PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("[") PORT_CODE(KEYCODE_OPENBRACE) - PORT_BIT(0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("\\") PORT_CODE(KEYCODE_BACKSLASH) - PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("]") PORT_CODE(KEYCODE_CLOSEBRACE) - PORT_BIT(0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("~") PORT_CODE(KEYCODE_TILDE) - PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("DEL")PORT_CODE(KEYCODE_BACKSPACE) - - PORT_START("LINE6") - PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_LEFT) - PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_RIGHT) - PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_UP) - PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_DOWN) - PORT_BIT(0x10, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("Space") PORT_CODE(KEYCODE_SPACE) - PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("LF") PORT_CODE(KEYCODE_RALT) - PORT_BIT(0x40, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("Tab") PORT_CODE(KEYCODE_TAB) - PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("Enter") PORT_CODE(KEYCODE_ENTER) -INPUT_PORTS_END - - -uint32_t nanos_state::screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect) -{ -// static uint8_t framecnt=0; - uint8_t gfx; - uint16_t sy=0,ma=0,x; - -// framecnt++; - - for (uint8_t y = 0; y < 25; y++) - { - for (uint8_t ra = 0; ra < 10; ra++) - { - uint16_t *p = &bitmap.pix16(sy++); - - for (x = ma; x < ma + 80; x++) - { - if (ra < 8) - { - uint8_t chr = m_ram->pointer()[0xf800+ x]; - - /* get pattern of pixels for that character scanline */ - gfx = m_p_chargen[(chr<<3) | ra ]; - } - else - gfx = 0; - - /* Display a scanline of a character (8 pixels) */ - *p++ = BIT(gfx, 7); - *p++ = BIT(gfx, 6); - *p++ = BIT(gfx, 5); - *p++ = BIT(gfx, 4); - *p++ = BIT(gfx, 3); - *p++ = BIT(gfx, 2); - *p++ = BIT(gfx, 1); - *p++ = BIT(gfx, 0); - } - } - ma+=80; - } - return 0; -} - -READ8_MEMBER(nanos_state::port_a_r) -{ - if (m_key_command==0) { - return m_key_pressed; - } else { - uint8_t retVal = m_last_code; - m_last_code = 0; - return retVal; - } -} - -READ8_MEMBER(nanos_state::port_b_r) -{ - return 0xff; -} - - -WRITE8_MEMBER(nanos_state::port_b_w) -{ - m_key_command = BIT(data,1); - if (BIT(data,7)) { - m_bank1->set_base(m_region_maincpu->base()); - } else { - m_bank1->set_base(m_ram->pointer()); - } -} - -uint8_t nanos_state::row_number(uint8_t code) -{ - if (BIT(code, 0)) return 0; - if (BIT(code, 1)) return 1; - if (BIT(code, 2)) return 2; - if (BIT(code, 3)) return 3; - if (BIT(code, 4)) return 4; - if (BIT(code, 5)) return 5; - if (BIT(code, 6)) return 6; - if (BIT(code, 7)) return 7; - return 0; -} - -TIMER_DEVICE_CALLBACK_MEMBER(nanos_state::keyboard_callback) -{ - uint8_t key_code = 0; - uint8_t shift = m_linec->read() & 0x02 ? 1 : 0; - uint8_t ctrl = m_linec->read() & 0x01 ? 1 : 0; - m_key_pressed = 0xff; - for(int i = 0; i < 7; i++) - { - uint8_t code = m_lines[i]->read(); - if (code != 0) - { - if (i==0 && shift==0) { - key_code = 0x30 + row_number(code) + 8*i; // for numbers and some signs - } - if (i==0 && shift==1) { - key_code = 0x20 + row_number(code) + 8*i; // for shifted numbers - } - if (i==1 && shift==0) { - if (row_number(code) < 4) { - key_code = 0x30 + row_number(code) + 8*i; // for numbers and some signs - } else { - key_code = 0x20 + row_number(code) + 8*i; // for numbers and some signs - } - } - if (i==1 && shift==1) { - if (row_number(code) < 4) { - key_code = 0x20 + row_number(code) + 8*i; // for numbers and some signs - } else { - key_code = 0x30 + row_number(code) + 8*i; // for numbers and some signs - } - } - if (i>=2 && i<=4 && shift==1 && ctrl==0) { - key_code = 0x60 + row_number(code) + (i-2)*8; // for small letters - } - if (i>=2 && i<=4 && shift==0 && ctrl==0) { - key_code = 0x40 + row_number(code) + (i-2)*8; // for big letters - } - if (i>=2 && i<=4 && ctrl==1) { - key_code = 0x00 + row_number(code) + (i-2)*8; // for CTRL + letters - } - if (i==5 && shift==1 && ctrl==0) { - if (row_number(code)<7) { - key_code = 0x60 + row_number(code) + (i-2)*8; // for small letters - } else { - key_code = 0x40 + row_number(code) + (i-2)*8; // for signs it is switched - } - } - if (i==5 && shift==0 && ctrl==0) { - if (row_number(code)<7) { - key_code = 0x40 + row_number(code) + (i-2)*8; // for small letters - } else { - key_code = 0x60 + row_number(code) + (i-2)*8; // for signs it is switched - } - } - if (i==5 && shift==0 && ctrl==1) { - key_code = 0x00 + row_number(code) + (i-2)*8; // for letters + ctrl - } - if (i==6) { - switch(row_number(code)) - { - case 0: key_code = 0x11; break; - case 1: key_code = 0x12; break; - case 2: key_code = 0x13; break; - case 3: key_code = 0x14; break; - case 4: key_code = 0x20; break; // Space - case 5: key_code = 0x0D; break; // Enter - case 6: key_code = 0x09; break; // TAB - case 7: key_code = 0x0A; break; // LF - } - } - m_last_code = key_code; - } - } - if (key_code==0){ - m_key_pressed = 0xf7; - } -} - -void nanos_state::machine_start() -{ - m_key_pressed = 0xff; -} - -void nanos_state::machine_reset() -{ - address_space &space = m_maincpu->space(AS_PROGRAM); - - space.install_write_bank(0x0000, 0x0fff, "bank3"); - space.install_write_bank(0x1000, 0xffff, "bank2"); - - m_bank1->set_base(m_region_maincpu->base()); - m_bank2->set_base(m_ram->pointer() + 0x1000); - m_bank3->set_base(m_ram->pointer()); - - m_floppy->get_device()->mon_w(false); -} - -FLOPPY_FORMATS_MEMBER( nanos_state::floppy_formats ) - FLOPPY_NANOS_FORMAT -FLOPPY_FORMATS_END - -static void nanos_floppies(device_slot_interface &device) -{ - device.option_add("525hd", FLOPPY_525_HD); -} - -/* F4 Character Displayer */ -static const gfx_layout nanos_charlayout = -{ - 8, 8, /* 8 x 8 characters */ - 256, /* 256 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 /* every char takes 8 bytes */ -}; - -static GFXDECODE_START( gfx_nanos ) - GFXDECODE_ENTRY( "chargen", 0x0000, nanos_charlayout, 0, 1 ) -GFXDECODE_END - -void nanos_state::nanos(machine_config &config) -{ - /* basic machine hardware */ - Z80(config, m_maincpu, XTAL(4'000'000)); - m_maincpu->set_addrmap(AS_PROGRAM, &nanos_state::mem_map); - m_maincpu->set_addrmap(AS_IO, &nanos_state::io_map); - m_maincpu->set_daisy_config(nanos_daisy_chain); - - /* video hardware */ - screen_device &screen(SCREEN(config, "screen", SCREEN_TYPE_RASTER)); - screen.set_refresh_hz(50); - screen.set_vblank_time(ATTOSECONDS_IN_USEC(2500)); /* not accurate */ - screen.set_screen_update(FUNC(nanos_state::screen_update)); - screen.set_size(80*8, 25*10); - screen.set_visarea(0,80*8-1,0,25*10-1); - screen.set_palette("palette"); - - GFXDECODE(config, "gfxdecode", "palette", gfx_nanos); - PALETTE(config, "palette", palette_device::MONOCHROME); - - /* devices */ - Z80CTC(config, m_ctc_0, XTAL(4'000'000)); - m_ctc_0->intr_callback().set_inputline(m_maincpu, INPUT_LINE_IRQ0); - m_ctc_0->zc_callback<0>().set(FUNC(nanos_state::ctc_z0_w)); - m_ctc_0->zc_callback<1>().set(FUNC(nanos_state::ctc_z1_w)); - m_ctc_0->zc_callback<2>().set(FUNC(nanos_state::ctc_z2_w)); - - Z80CTC(config, m_ctc_1, XTAL(4'000'000)); - m_ctc_1->intr_callback().set_inputline(m_maincpu, INPUT_LINE_IRQ0); - m_ctc_1->zc_callback<0>().set(FUNC(nanos_state::ctc_z0_w)); - m_ctc_1->zc_callback<1>().set(FUNC(nanos_state::ctc_z1_w)); - m_ctc_1->zc_callback<2>().set(FUNC(nanos_state::ctc_z2_w)); - - Z80PIO(config, m_pio_0, XTAL(4'000'000)); - m_pio_0->out_int_callback().set_inputline(m_maincpu, INPUT_LINE_IRQ0); - - Z80PIO(config, m_pio_1, XTAL(4'000'000)); - m_pio_1->out_int_callback().set_inputline(m_maincpu, INPUT_LINE_IRQ0); - - Z80SIO(config, m_sio_0, XTAL(4'000'000)); - m_sio_0->out_int_callback().set(FUNC(nanos_state::z80daisy_interrupt)); - - Z80SIO(config, m_sio_1, XTAL(4'000'000)); - m_sio_1->out_int_callback().set(FUNC(nanos_state::z80daisy_interrupt)); - - Z80PIO(config, m_pio, XTAL(4'000'000)); - m_pio->in_pa_callback().set(FUNC(nanos_state::port_a_r)); - m_pio->in_pb_callback().set(FUNC(nanos_state::port_b_r)); - m_pio->out_pb_callback().set(FUNC(nanos_state::port_b_w)); - - /* UPD765 */ - UPD765A(config, m_fdc, 8'000'000, false, true); - FLOPPY_CONNECTOR(config, m_floppy, nanos_floppies, "525hd", nanos_state::floppy_formats); - - /* internal ram */ - RAM(config, RAM_TAG).set_default_size("64K"); - - TIMER(config, "keyboard_timer").configure_periodic(FUNC(nanos_state::keyboard_callback), attotime::from_hz(24000)); -} - -/* ROM definition */ -ROM_START( nanos ) - ROM_REGION( 0x10000, "maincpu", ROMREGION_ERASEFF ) - ROM_LOAD( "k7634_1.rom", 0x0000, 0x0800, CRC(8e34e6ac) SHA1(fd342f6effe991823c2a310737fbfcba213c4fe3)) - ROM_LOAD( "k7634_2.rom", 0x0800, 0x0180, CRC(4e01b02b) SHA1(8a279da886555c7470a1afcbb3a99693ea13c237)) - - ROM_REGION( 0x0800, "chargen", 0 ) - ROM_LOAD( "zg_nanos.rom", 0x0000, 0x0800, CRC(5682d3f9) SHA1(5b738972c815757821c050ee38b002654f8da163)) -ROM_END - -/* Driver */ - -/* YEAR NAME PARENT COMPAT MACHINE INPUT CLASS INIT COMPANY FULLNAME FLAGS */ -COMP( 1985, nanos, 0, 0, nanos, nanos, nanos_state, empty_init, "Ingenieurhochschule fur Seefahrt Warnemunde/Wustrow", "NANOS", MACHINE_NOT_WORKING | MACHINE_NO_SOUND) |