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-rw-r--r--src/mame/drivers/alphatro.cpp954
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diff --git a/src/mame/drivers/alphatro.cpp b/src/mame/drivers/alphatro.cpp
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--- a/src/mame/drivers/alphatro.cpp
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@@ -1,954 +0,0 @@
-// license:BSD-3-Clause
-// copyright-holders:Barry Rodewald, Robbbert, R. Belmont, Carl
-/***************************************************************************
-
- Triumph-Adler (or Royal) Alphatronic PC
-
- Driver by Barry Rodewald, Robbbert, R. Belmont and Carl
-
- Z80 + HD46505SP as a CRTC
-
- Other chips: 8251, 8257, 8259
- Crystals: 16MHz, 17.73447MHz
- Floppy format: 13cm, 2 sides, 40 tracks, 16 sectors, 256 bytes = 320kb.
- FDC (uPD765) is in a plug-in module, there is no ROM on the module.
-
- A configuration switch determines if the FDC is present.
-
- Has a socket for monochrome (to the standard amber monitor),
- and another for RGB. We emulate this with a configuration switch.
-
- Natural keyboard is set up for bios 1.
-
- TODO:
- - UKC romset should boot to a blue screen
-
-***************************************************************************/
-
-#include "emu.h"
-#include "cpu/z80/z80.h"
-#include "imagedev/cassette.h"
-#include "imagedev/floppy.h"
-#include "formats/pc_dsk.h"
-#include "formats/dsk_dsk.h"
-#include "formats/td0_dsk.h"
-#include "machine/clock.h"
-#include "machine/i8251.h"
-#include "machine/ram.h"
-#include "machine/bankdev.h"
-#include "machine/upd765.h"
-#include "machine/i8257.h"
-#include "machine/pic8259.h"
-#include "bus/centronics/ctronics.h"
-#include "bus/generic/carts.h"
-#include "bus/generic/slot.h"
-#include "bus/rs232/rs232.h"
-#include "sound/beep.h"
-#include "video/mc6845.h"
-#include "emupal.h"
-#include "screen.h"
-#include "softlist.h"
-#include "speaker.h"
-
-
-class alphatro_state : public driver_device
-{
-public:
- alphatro_state(const machine_config &mconfig, device_type type, const char *tag, bool is_ntsc, bool is_bicom)
- : driver_device(mconfig, type, tag)
- , m_is_ntsc(is_ntsc)
- , m_is_bicom(is_bicom)
- , m_ram(*this, RAM_TAG)
- , m_p_videoram(*this, "videoram")
- , m_p_chargen(*this, "chargen")
- , m_maincpu(*this, "maincpu")
- , m_crtc(*this, "crtc")
- , m_usart(*this, "usart")
- , m_cass(*this, "cassette")
- , m_beep(*this, "beeper")
- , m_palette(*this, "palette")
- , m_lowbank(*this, "lowbank")
- , m_cartbank(*this, "cartbank")
- , m_monbank(*this, "monbank")
- , m_fdc(*this, "fdc")
- , m_floppy(*this, "fdc:%u", 0U)
- , m_dmac(*this, "dmac")
- , m_pic(*this, "pic")
- , m_centronics(*this, "centronics")
- , m_config(*this, "CONFIG")
- , m_cart(*this, "cartslot")
- , m_centronics_ack(0)
- , m_centronics_busy(0)
- { }
-
- void alphatro(machine_config &config);
-
- DECLARE_INPUT_CHANGED_MEMBER(alphatro_break);
-
-protected:
- virtual void machine_start() override;
- virtual void machine_reset() override;
-
-private:
- uint8_t bicom_r(offs_t offset);
- void bicom_w(offs_t offset, uint8_t data);
- uint8_t port10_r();
- void port10_w(uint8_t data);
- void port20_w(uint8_t data);
- uint8_t port30_r();
- uint8_t portf0_r();
- void portf0_w(uint8_t data);
- DECLARE_WRITE_LINE_MEMBER(hrq_w);
- void alphatro_palette(palette_device &palette) const;
- DECLARE_WRITE_LINE_MEMBER(kansas_r);
- DECLARE_WRITE_LINE_MEMBER(kansas_w);
- MC6845_UPDATE_ROW(crtc_update_row);
-
- image_init_result load_cart(device_image_interface &image, generic_slot_device *slot);
- DECLARE_DEVICE_IMAGE_LOAD_MEMBER(cart_load) { return load_cart(image, m_cart); }
-
- void alphatro_io(address_map &map);
- void alphatro_map(address_map &map);
- void cartbank_map(address_map &map);
- void monbank_map(address_map &map);
- void rombank_map(address_map &map);
- void update_banking();
-
- const bool m_is_ntsc;
- const bool m_is_bicom;
- uint8_t *m_ram_ptr;
- required_device<ram_device> m_ram;
- required_shared_ptr<u8> m_p_videoram;
- u8 m_flashcnt;
- u8 m_cass_data[4];
- u8 m_port_10, m_port_20, m_port_f0;
- bool m_cassbit;
- bool m_cassold, m_fdc_irq;
- required_region_ptr<u8> m_p_chargen;
- required_device<cpu_device> m_maincpu;
- required_device<mc6845_device> m_crtc;
- required_device<i8251_device> m_usart;
- required_device<cassette_image_device> m_cass;
- required_device<beep_device> m_beep;
- required_device<palette_device> m_palette;
- required_device<address_map_bank_device> m_lowbank, m_cartbank, m_monbank;
- required_device<upd765a_device> m_fdc;
- required_device_array<floppy_connector, 2> m_floppy;
- required_device<i8257_device> m_dmac;
- required_device<pic8259_device> m_pic;
- required_device<centronics_device> m_centronics;
- required_ioport m_config;
- required_device<generic_slot_device> m_cart;
-
- int m_centronics_ack;
- int m_centronics_busy;
-
- std::unique_ptr<uint8_t[]> m_bicom_ram;
- uint16_t m_bicom_addr;
- uint8_t m_bicom_en;
-};
-
-class alphatro_pal_state : public alphatro_state
-{
-public:
- alphatro_pal_state(const machine_config &mconfig, device_type type, const char *tag)
- : alphatro_state(mconfig, type, tag, false, false)
- { }
-};
-
-class alphatro_ntsc_state : public alphatro_state
-{
-public:
- alphatro_ntsc_state(const machine_config &mconfig, device_type type, const char *tag)
- : alphatro_state(mconfig, type, tag, true, false)
- { }
-};
-
-class alphatro_bicom_state : public alphatro_state
-{
-public:
- alphatro_bicom_state(const machine_config &mconfig, device_type type, const char *tag)
- : alphatro_state(mconfig, type, tag, false, true)
- { }
-};
-
-void alphatro_state::update_banking()
-{
- if (BIT(m_port_10, 7)) // ROM access enable at 0000
- {
- m_lowbank->set_bank(1);
- }
- else
- {
- m_lowbank->set_bank(0);
- }
-
- if (BIT(m_port_10, 6)) // ROM pack enable at A000
- {
- m_cartbank->set_bank(0);
- }
- else
- {
- m_cartbank->set_bank(1);
- }
-
- if (BIT(m_port_20, 3)) // select V-RAM at F000
- {
- m_monbank->set_bank(0);
- }
- else
- {
- if (BIT(m_port_20, 6)) // Monitor ROM address select
- {
- m_monbank->set_bank(2);
- }
- else
- {
- m_monbank->set_bank(1);
- }
- }
-}
-
-uint8_t alphatro_state::bicom_r(offs_t offset)
-{
- u8 retval = 0x00;
-
- switch (offset & 0x03)
- {
- case 0:
- // color code
- retval = m_bicom_ram[m_bicom_addr];
- break;
- case 1:
- // address low
- retval = m_bicom_addr & 0x00ff;
- break;
- case 2:
- // address high
- retval = (m_bicom_addr & 0xff00) >> 8;
- break;
- case 3:
- // graphic enable
- retval = m_bicom_en;
- break;
- }
-
- return retval;
-}
-
-void alphatro_state::bicom_w(offs_t offset, uint8_t data)
-{
- switch (offset & 0x03)
- {
- case 0:
- // color code
- m_bicom_ram[m_bicom_addr] = data;
- break;
- case 1:
- // address low
- m_bicom_addr = (m_bicom_addr & 0xff00) | data;
- break;
- case 2:
- // address high
- m_bicom_addr = (m_bicom_addr & 0x00ff) | (data << 8);
- break;
- case 3:
- // graphic enable
- m_bicom_en = data;
- break;
- }
-}
-
-uint8_t alphatro_state::port10_r()
-{
-// Bit 0 -> 1 = FDC is installed, 0 = not
-// Bit 1 -> 1 = Graphic Board is installed, 0 = not
-// Bits 2-4 = Country select: 0 = Intl, 1 = German, 2 = US
-// Bit 5 -> 1 = BASIC LPRINT is RS-232, 0 = BASIC LPRINT is Centronics
-// Bit 6 -> 1 = NTSC, 0 = PAL
-// Bit 7 -> 1 = vblank or hblank, 0 = active display area
-
- u8 retval = m_is_ntsc ? 0x40 : 0x00;
-
- // we'll get "FDC present" from the config switches
- retval |= (m_config->read() & 0x3d);
- retval |= m_is_bicom ? 0x02 : 0x00;
-
- if (!m_crtc->de_r())
- {
- retval |= 0x80;
- }
-
- return retval;
-}
-
-void alphatro_state::port10_w(uint8_t data)
-{
-// Bit 0 -> 0 = 40 cols; 1 = 80 cols
-// Bit 1 -> 0 = display enable, 1 = display inhibit
-// Bit 2 -> 0 = USART is connected to cassette, 1 = RS232 port
-// Bit 3 -> 0 = cassette motor off, 1 = cassette motor on
-// Bit 4 -> 0 = beeper off, 1 = beeper on
-// Bit 5 -> always 0
-// Bit 6 -> 1 = select ROM pack at A000, 0 = RAM at A000
-// Bit 7 -> 0 = ROM enabled at 0, 1 = RAM enabled
-
- if (BIT(data ^ m_port_10, 0))
- {
- if (BIT(data, 0))
- {
- if (m_is_bicom)
- m_crtc->set_unscaled_clock(14.318181_MHz_XTAL / 8);
- else
- m_crtc->set_unscaled_clock(16_MHz_XTAL / 8);
- }
- else if (m_is_ntsc || m_is_bicom)
- {
- m_crtc->set_unscaled_clock(14.318181_MHz_XTAL / 16);
- }
- else
- {
- m_crtc->set_unscaled_clock(17.73447_MHz_XTAL / 16);
- }
- }
-
- m_port_10 = data;
-
- m_beep->set_state(BIT(data, 4));
-
- m_cass->change_state( BIT(data, 3) ? CASSETTE_MOTOR_ENABLED : CASSETTE_MOTOR_DISABLED, CASSETTE_MASK_MOTOR);
-
- if (BIT(data,2))
- m_cassbit = 1;
-
- update_banking();
-}
-
-void alphatro_state::port20_w(uint8_t data)
-{
-// Bit 0 -> 0 = CRTC reset release, 1 = CRTC reset enable
-// Bit 1 -> 0 = Centronics reset release, 1 = Centronics reset enable
-// Bit 2 -> 0 = no Centronics strobe, 1 = Centronics strobe active
-// Bit 3 -> 0 = Monitor ROM at F000, 1 = VRAM at F000
-// Bit 4 -> 0 = Graphic LED off, 1 = Graphic LED on
-// Bit 5 -> 0 = Shift Lock LED off, 1 = Shift Lock LED on
-// Bit 6 -> 0 = Lower 4K of Monitor at F000, 1 = Upper 4K of Monitor at F000
-// Bit 7 -> N/A
-
- m_centronics->write_strobe(BIT(data, 2));
-
- m_port_20 = data;
-
- update_banking();
-}
-
-uint8_t alphatro_state::port30_r()
-{
-// Bit 0 -> SIOC
-// Bit 1 -> 1 = vsync, 0 = not
-// Bit 2 -> 1 = Centronics ACK, 0 = not
-// Bit 3 -> 1 = Centronics BUSY, 0 = not
-
- u8 retval = 0;
-
- if (m_crtc->vsync_r()) retval |= 0x02;
- if (m_centronics_ack) retval |= 0x04;
- if (m_centronics_busy) retval |= 0x08;
-
- return retval;
-}
-
-uint8_t alphatro_state::portf0_r()
-{
- return m_fdc_irq << 6;
-}
-
-void alphatro_state::portf0_w(uint8_t data)
-{
- if ((data & 0x1) && !(m_port_f0))
- {
- m_fdc->reset();
-
- for (auto &con : m_floppy)
- {
- floppy_image_device *floppy = con->get_device();
- if (floppy)
- {
- floppy->mon_w(0);
- m_fdc->set_rate(250000);
- }
- }
- }
-
- m_port_f0 = data;
-}
-
-
-MC6845_UPDATE_ROW( alphatro_state::crtc_update_row )
-{
- rgb_t const *const pens = m_palette->palette()->entry_list_raw();
- bool palette = BIT(m_config->read(), 7);
- if (y==0) m_flashcnt++;
- u32 *p = &bitmap.pix(y);
- u16 gfx_mem = 0x1d92 + (y * 228); // address of graphics pixel at (0,y)
-
- for (u16 x = 0; x < x_count; x++)
- {
- bool inv = (x == cursor_x);
- u16 chr_mem = (ma + x) & 0x7ff;
- u8 chr = m_p_videoram[chr_mem];
- u8 attr = m_p_videoram[chr_mem | 0x800];
- u8 fg = (palette) ? 8 : BIT(attr, 0, 3); // amber or RGB
- u8 bg = (palette) ? 0 : BIT(attr, 3, 3);
-
- if (BIT(attr, 7)) // reverse video
- {
- inv ^= 1;
- chr &= 0x7f;
- }
-
- if (BIT(attr, 6) & BIT(m_flashcnt, 4)) // flashing
- {
- inv ^= 1;
- }
-
- /* get pattern of pixels for that character scanline */
- u8 gfx = m_p_chargen[(chr<<4) | ra];
-
- if (inv)
- {
- u8 t = bg;
- bg = fg;
- fg = t;
- }
-
- /* Display a scanline of a character (8 pixels) */
- for (int pixel = 0; pixel < 8; pixel++)
- {
- u8 chr_col = BIT(gfx, pixel ^ 7) ? fg : bg;
- u8 gfx_col = 0;
-
- /* BiCom graphics installed and enabled */
- if (m_is_bicom && m_bicom_en)
- {
- u8 data = m_bicom_ram[gfx_mem & 0xffff];
- /* odd pixels = high nibble, even pixels = low nibble (accounting for double width pixels in 80 column mode) */
- int gfx_nibble = !BIT(pixel >> BIT(m_port_10, 0), 0);
- gfx_col = BIT(data, gfx_nibble << 2, 3);
- if (palette && gfx_col != 0) gfx_col = 8; // amber
-
- /* increment graphics pixel every pixel in 40 column mode, or every other pixel in 80 column mode */
- if (!BIT(m_port_10, 0) || (pixel & 1))
- {
- if (gfx_nibble & 1) gfx_mem++;
- }
- }
-
- *p++ = pens[chr_col ^ gfx_col];
- }
- }
-}
-
-INPUT_CHANGED_MEMBER( alphatro_state::alphatro_break )
-{
- m_maincpu->set_input_line(INPUT_LINE_IRQ0, HOLD_LINE);
-}
-
-void alphatro_state::alphatro_map(address_map &map)
-{
- map(0x0000, 0xffff).lrw8(NAME([this](offs_t offset) { return m_ram_ptr[offset]; }), NAME([this](offs_t offset, u8 data) { m_ram_ptr[offset] = data; }));
- map(0x0000, 0x5fff).m("lowbank", FUNC(address_map_bank_device::amap8));
- map(0xa000, 0xdfff).m("cartbank", FUNC(address_map_bank_device::amap8));
- map(0xf000, 0xffff).m("monbank", FUNC(address_map_bank_device::amap8));
-}
-
-void alphatro_state::rombank_map(address_map &map)
-{
- map(0x0000, 0x5fff).rom().region("roms", 0x0000).lw8(NAME([this](offs_t offset, u8 data) { m_ram_ptr[offset] = data; }));
- map(0x6000, 0xbfff).lrw8(NAME([this](offs_t offset) { return m_ram_ptr[offset]; }), NAME([this](offs_t offset, u8 data) { m_ram_ptr[offset] = data; }));
-}
-
-void alphatro_state::cartbank_map(address_map &map)
-{
- map(0x0000, 0x3fff).r(m_cart, FUNC(generic_slot_device::read_rom)).lw8(NAME([this](offs_t offset, u8 data) { m_ram_ptr[offset + 0xa000] = data; }));
- map(0x4000, 0x7fff).lrw8(NAME([this](offs_t offset) { return m_ram_ptr[offset + 0xa000]; }), NAME([this](offs_t offset, u8 data) { m_ram_ptr[offset + 0xa000] = data; }));
-}
-
-void alphatro_state::monbank_map(address_map &map)
-{
- map(0x0000, 0x0fff).ram().share("videoram");
- map(0x1000, 0x1fff).rom().region("roms", 0x8000);
- map(0x2000, 0x2fff).rom().region("roms", 0x9000);
-}
-
-void alphatro_state::alphatro_io(address_map &map)
-{
- map.global_mask(0xff);
- map.unmap_value_high();
- map(0x00, 0x03).rw(FUNC(alphatro_state::bicom_r), FUNC(alphatro_state::bicom_w));
- map(0x10, 0x10).rw(FUNC(alphatro_state::port10_r), FUNC(alphatro_state::port10_w));
- map(0x20, 0x20).portr("X0").w(FUNC(alphatro_state::port20_w));
- map(0x21, 0x21).portr("X1");
- map(0x22, 0x22).portr("X2");
- map(0x23, 0x23).portr("X3");
- map(0x24, 0x24).portr("X4");
- map(0x25, 0x25).portr("X5");
- map(0x26, 0x26).portr("X6");
- map(0x27, 0x27).portr("X7");
- map(0x28, 0x28).portr("X8");
- map(0x29, 0x29).portr("X9");
- map(0x2a, 0x2a).portr("XA");
- map(0x2b, 0x2b).portr("XB");
- map(0x30, 0x30).r(FUNC(alphatro_state::port30_r)).w("cent_data_out", FUNC(output_latch_device::write));
- // USART for cassette reading and writing
- map(0x40, 0x41).rw(m_usart, FUNC(i8251_device::read), FUNC(i8251_device::write));
- // CRTC - HD46505 / HD6845SP
- map(0x50, 0x50).w(m_crtc, FUNC(mc6845_device::address_w));
- map(0x51, 0x51).rw(m_crtc, FUNC(mc6845_device::register_r), FUNC(mc6845_device::register_w));
- // 8257 DMAC
- map(0x60, 0x68).rw(m_dmac, FUNC(i8257_device::read), FUNC(i8257_device::write));
- // 8259 PIT
- map(0x70, 0x71).rw(m_pic, FUNC(pic8259_device::read), FUNC(pic8259_device::write));
- map(0xf0, 0xf0).rw(FUNC(alphatro_state::portf0_r), FUNC(alphatro_state::portf0_w));
- map(0xf8, 0xf8).rw(m_fdc, FUNC(upd765a_device::fifo_r), FUNC(upd765a_device::fifo_w));
- map(0xf9, 0xf9).r(m_fdc, FUNC(upd765a_device::msr_r));
-}
-
-static INPUT_PORTS_START( alphatro )
- PORT_START("X0")
- PORT_BIT(0x01,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("Keypad 0") PORT_CODE(KEYCODE_0_PAD) PORT_CHAR(UCHAR_MAMEKEY(0_PAD))
- PORT_BIT(0x02,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("Keypad 1") PORT_CODE(KEYCODE_1_PAD) PORT_CHAR(UCHAR_MAMEKEY(1_PAD))
- PORT_BIT(0x04,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("Keypad 2") PORT_CODE(KEYCODE_2_PAD) PORT_CHAR(UCHAR_MAMEKEY(2_PAD))
- PORT_BIT(0x08,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("Keypad 3") PORT_CODE(KEYCODE_3_PAD) PORT_CHAR(UCHAR_MAMEKEY(3_PAD))
- PORT_BIT(0x10,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("Keypad 4") PORT_CODE(KEYCODE_4_PAD) PORT_CHAR(UCHAR_MAMEKEY(4_PAD))
- PORT_BIT(0x20,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("Keypad 5") PORT_CODE(KEYCODE_5_PAD) PORT_CHAR(UCHAR_MAMEKEY(5_PAD))
- PORT_BIT(0x40,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("Keypad 6") PORT_CODE(KEYCODE_6_PAD) PORT_CHAR(UCHAR_MAMEKEY(6_PAD))
- PORT_BIT(0x80,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("Keypad 7") PORT_CODE(KEYCODE_7_PAD) PORT_CHAR(UCHAR_MAMEKEY(7_PAD))
-
- PORT_START("X1")
- PORT_BIT(0x01,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("Keypad 8") PORT_CODE(KEYCODE_8_PAD) PORT_CHAR(UCHAR_MAMEKEY(8_PAD))
- PORT_BIT(0x02,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("Keypad 9") PORT_CODE(KEYCODE_9_PAD) PORT_CHAR(UCHAR_MAMEKEY(9_PAD))
- PORT_BIT(0x04,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("Keypad .") PORT_CODE(KEYCODE_DEL_PAD)
- PORT_BIT(0x10,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("Keypad - /") PORT_CODE(KEYCODE_MINUS_PAD)
- PORT_BIT(0x20,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("Keypad =") PORT_CODE(KEYCODE_ASTERISK) // keypad equals
- PORT_BIT(0x40,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("Keypad + x") PORT_CODE(KEYCODE_PLUS_PAD)
-
- PORT_START("X2")
- PORT_BIT(0x02,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("A") PORT_CODE(KEYCODE_A) PORT_CHAR('a') PORT_CHAR('A')
- PORT_BIT(0x04,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("B") PORT_CODE(KEYCODE_B) PORT_CHAR('b') PORT_CHAR('B')
- PORT_BIT(0x08,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("C") PORT_CODE(KEYCODE_C) PORT_CHAR('c') PORT_CHAR('C')
- PORT_BIT(0x10,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("D") PORT_CODE(KEYCODE_D) PORT_CHAR('d') PORT_CHAR('D')
- PORT_BIT(0x20,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("E") PORT_CODE(KEYCODE_E) PORT_CHAR('e') PORT_CHAR('E')
- PORT_BIT(0x40,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("F") PORT_CODE(KEYCODE_F) PORT_CHAR('f') PORT_CHAR('F')
- PORT_BIT(0x80,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("G") PORT_CODE(KEYCODE_G) PORT_CHAR('g') PORT_CHAR('G')
-
- PORT_START("X3")
- PORT_BIT(0x01,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("H") PORT_CODE(KEYCODE_H) PORT_CHAR('h') PORT_CHAR('H')
- PORT_BIT(0x02,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("I") PORT_CODE(KEYCODE_I) PORT_CHAR('i') PORT_CHAR('I')
- PORT_BIT(0x04,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("J") PORT_CODE(KEYCODE_J) PORT_CHAR('j') PORT_CHAR('J')
- PORT_BIT(0x08,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("K") PORT_CODE(KEYCODE_K) PORT_CHAR('k') PORT_CHAR('K')
- PORT_BIT(0x10,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("L") PORT_CODE(KEYCODE_L) PORT_CHAR('l') PORT_CHAR('L')
- PORT_BIT(0x20,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("M") PORT_CODE(KEYCODE_M) PORT_CHAR('m') PORT_CHAR('M')
- PORT_BIT(0x40,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("N") PORT_CODE(KEYCODE_N) PORT_CHAR('n') PORT_CHAR('N')
- PORT_BIT(0x80,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("O") PORT_CODE(KEYCODE_O) PORT_CHAR('o') PORT_CHAR('O')
-
- PORT_START("X4")
- PORT_BIT(0x01,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("P") PORT_CODE(KEYCODE_P) PORT_CHAR('p') PORT_CHAR('P')
- PORT_BIT(0x02,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("Q") PORT_CODE(KEYCODE_Q) PORT_CHAR('q') PORT_CHAR('Q')
- PORT_BIT(0x04,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("R") PORT_CODE(KEYCODE_R) PORT_CHAR('r') PORT_CHAR('R')
- PORT_BIT(0x08,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("S") PORT_CODE(KEYCODE_S) PORT_CHAR('s') PORT_CHAR('S')
- PORT_BIT(0x10,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("T") PORT_CODE(KEYCODE_T) PORT_CHAR('t') PORT_CHAR('T')
- PORT_BIT(0x20,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("U") PORT_CODE(KEYCODE_U) PORT_CHAR('u') PORT_CHAR('U')
- PORT_BIT(0x40,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("V") PORT_CODE(KEYCODE_V) PORT_CHAR('v') PORT_CHAR('V')
- PORT_BIT(0x80,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("W") PORT_CODE(KEYCODE_W) PORT_CHAR('w') PORT_CHAR('W')
-
- PORT_START("X5")
- PORT_BIT(0x01,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("X") PORT_CODE(KEYCODE_X) PORT_CHAR('x') PORT_CHAR('X')
- PORT_BIT(0x02,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("Y") PORT_CODE(KEYCODE_Y) PORT_CHAR('y') PORT_CHAR('Y')
- PORT_BIT(0x04,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("Z") PORT_CODE(KEYCODE_Z) PORT_CHAR('z') PORT_CHAR('Z')
-
- PORT_START("X6")
- PORT_BIT(0x01,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("0") PORT_CODE(KEYCODE_0) PORT_CHAR('0') PORT_CHAR('_')
- PORT_BIT(0x02,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("1") PORT_CODE(KEYCODE_1) PORT_CHAR('1') PORT_CHAR('!')
- PORT_BIT(0x04,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("2") PORT_CODE(KEYCODE_2) PORT_CHAR('2') PORT_CHAR('\"')
- PORT_BIT(0x08,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("3") PORT_CODE(KEYCODE_3) PORT_CHAR('3') PORT_CHAR(0xa3)
- PORT_BIT(0x10,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("4") PORT_CODE(KEYCODE_4) PORT_CHAR('4') PORT_CHAR('$')
- PORT_BIT(0x20,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("5") PORT_CODE(KEYCODE_5) PORT_CHAR('5') PORT_CHAR('%')
- PORT_BIT(0x40,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("6") PORT_CODE(KEYCODE_6) PORT_CHAR('6') PORT_CHAR('&')
- PORT_BIT(0x80,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("7") PORT_CODE(KEYCODE_7) PORT_CHAR('7') PORT_CHAR('\'')
-
- PORT_START("X7")
- PORT_BIT(0x01,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("8") PORT_CODE(KEYCODE_8) PORT_CHAR('8') PORT_CHAR('(')
- PORT_BIT(0x02,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("9") PORT_CODE(KEYCODE_9) PORT_CHAR('9') PORT_CHAR(')')
- PORT_BIT(0x04,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("- =") PORT_CODE(KEYCODE_MINUS) PORT_CHAR('-') PORT_CHAR('=')
- PORT_BIT(0x08,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("^ ~") PORT_CODE(KEYCODE_EQUALS) PORT_CHAR('^') // bios 1 only
- PORT_BIT(0x10,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("@ `") PORT_CODE(KEYCODE_DEL) PORT_CHAR('@') PORT_CHAR('`') // bios 1 only
- PORT_BIT(0x20,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("[ {") PORT_CODE(KEYCODE_OPENBRACE) PORT_CHAR('[') PORT_CHAR('{') // bios 1 only
- PORT_BIT(0x40,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("] }") PORT_CODE(KEYCODE_CLOSEBRACE) PORT_CHAR(']') PORT_CHAR('}') // bios 1 only
- PORT_BIT(0x80,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME(": *") PORT_CODE(KEYCODE_QUOTE) PORT_CHAR(':') PORT_CHAR('*')
-
- PORT_START("X8")
- PORT_BIT(0x04,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("Space") PORT_CODE(KEYCODE_SPACE) PORT_CHAR(32)
- PORT_BIT(0x08,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("\\ |") PORT_CODE(KEYCODE_BACKSLASH) PORT_CHAR('\\') PORT_CHAR('|') // bios 1 only
- PORT_BIT(0x10,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME(", <") PORT_CODE(KEYCODE_COMMA) PORT_CHAR(',') PORT_CHAR('<')
- PORT_BIT(0x20,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME(". >") PORT_CODE(KEYCODE_STOP) PORT_CHAR('.') PORT_CHAR('>')
- PORT_BIT(0x40,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("/ ?") PORT_CODE(KEYCODE_SLASH) PORT_CHAR('/') PORT_CHAR('?')
- PORT_BIT(0x80,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("; +") PORT_CODE(KEYCODE_COLON) PORT_CHAR(';') PORT_CHAR('+')
-
- PORT_START("X9")
- PORT_BIT(0x01,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("Down") PORT_CODE(KEYCODE_DOWN) PORT_CHAR(UCHAR_MAMEKEY(DOWN))
- PORT_BIT(0x02,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("Right") PORT_CODE(KEYCODE_RIGHT) PORT_CHAR(UCHAR_MAMEKEY(RIGHT))
- PORT_BIT(0x04,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("Left") PORT_CODE(KEYCODE_LEFT) PORT_CHAR(UCHAR_MAMEKEY(LEFT))
- PORT_BIT(0x08,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("Up") PORT_CODE(KEYCODE_UP) PORT_CHAR(UCHAR_MAMEKEY(UP))
- PORT_BIT(0x10,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("(C)") // reserved for future use with CP/M
- PORT_BIT(0x20,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("Lock") PORT_CODE(KEYCODE_CAPSLOCK) PORT_CHAR(UCHAR_MAMEKEY(CAPSLOCK))
- PORT_BIT(0x40,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("Ctrl") PORT_CODE(KEYCODE_LCONTROL) PORT_CHAR(UCHAR_SHIFT_2)
-
- PORT_START("XA")
- PORT_BIT(0x02,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("INS DEL") PORT_CODE(KEYCODE_RCONTROL)
- PORT_BIT(0x04,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("Shift") PORT_CODE(KEYCODE_LSHIFT) PORT_CHAR(UCHAR_SHIFT_1)
- PORT_BIT(0x08,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("Tab") PORT_CODE(KEYCODE_TAB) PORT_CHAR(9)
- PORT_BIT(0x10,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("Enter") PORT_CODE(KEYCODE_ENTER) PORT_CHAR(13)
- PORT_BIT(0x20,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("Graph") PORT_CODE(KEYCODE_PGUP)
- PORT_BIT(0x40,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("Clear Home") PORT_CODE(KEYCODE_HOME) PORT_CHAR(UCHAR_MAMEKEY(HOME))
- PORT_BIT(0x80,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("ESC") PORT_CODE(KEYCODE_ESC) PORT_CHAR(27)
-
- PORT_START("XB")
- PORT_BIT(0x04,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("F6") PORT_CODE(KEYCODE_F6) PORT_CHAR(UCHAR_MAMEKEY(F6))
- PORT_BIT(0x08,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("F5") PORT_CODE(KEYCODE_F5) PORT_CHAR(UCHAR_MAMEKEY(F5))
- PORT_BIT(0x10,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("F4") PORT_CODE(KEYCODE_F4) PORT_CHAR(UCHAR_MAMEKEY(F4))
- PORT_BIT(0x20,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("F3") PORT_CODE(KEYCODE_F3) PORT_CHAR(UCHAR_MAMEKEY(F3))
- PORT_BIT(0x40,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("F2") PORT_CODE(KEYCODE_F2) PORT_CHAR(UCHAR_MAMEKEY(F2))
- PORT_BIT(0x80,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("F1") PORT_CODE(KEYCODE_F1) PORT_CHAR(UCHAR_MAMEKEY(F1))
-
- PORT_START("other")
- PORT_BIT(0x01,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("Break") PORT_CODE(KEYCODE_BACKSPACE) PORT_CHANGED_MEMBER(DEVICE_SELF,alphatro_state,alphatro_break,0)
-
- PORT_START("CONFIG")
- PORT_CONFNAME(0x01, 0x00, "FDD Unit installed")
- PORT_DIPSETTING( 0x00, DEF_STR( No ))
- PORT_DIPSETTING( 0x01, DEF_STR( Yes ))
-
- PORT_DIPNAME(0x1c, 0x00, "Character Set") PORT_DIPLOCATION("SW-102:1,2,3")
- PORT_DIPSETTING( 0x00, "International")
- PORT_DIPSETTING( 0x04, "German")
- PORT_DIPSETTING( 0x08, "USA")
- PORT_DIPSETTING( 0x0c, "French")
- PORT_DIPSETTING( 0x10, "English")
- PORT_DIPSETTING( 0x14, "Italian")
- PORT_DIPSETTING( 0x18, "Spanish")
- PORT_DIPSETTING( 0x1c, "reserved")
-
- PORT_DIPNAME(0x20, 0x00, "Printer Interface (LPRINT)") PORT_DIPLOCATION("SW-102:4")
- PORT_DIPSETTING( 0x00, "Parallel")
- PORT_DIPSETTING( 0x20, "Serial")
-
- PORT_CONFNAME(0x80, 0x00, "Monitor")
- PORT_CONFSETTING( 0x00, "RGB")
- PORT_CONFSETTING( 0x80, "Amber")
-INPUT_PORTS_END
-
-static const gfx_layout charlayout =
-{
- 8,16,
- RGN_FRAC(1,1),
- 1,
- { RGN_FRAC(0,1) },
- { 0, 1, 2, 3, 4, 5, 6, 7 },
- { 0*8, 1*8, 2*8, 3*8, 4*8, 5*8, 6*8, 7*8, 8*8, 9*8, 10*8, 11*8, 12*8, 13*8, 14*8, 15*8 },
- 8*16
-};
-
-static GFXDECODE_START( gfx_alphatro )
- GFXDECODE_ENTRY( "chargen", 0, charlayout, 0, 4 )
-GFXDECODE_END
-
-void alphatro_state::machine_start()
-{
- m_port_10 = 0x01;
-
- m_bicom_ram = make_unique_clear<uint8_t[]>(0x10000);
-
- save_item(NAME(m_port_10));
- save_item(NAME(m_port_20));
- save_item(NAME(m_cass_data));
- save_item(NAME(m_cassbit));
- save_item(NAME(m_cassold));
- save_item(NAME(m_bicom_addr));
- save_item(NAME(m_bicom_en));
- save_pointer(NAME(m_bicom_ram), 0x10000);
-}
-
-void alphatro_state::machine_reset()
-{
- m_ram_ptr = m_ram->pointer();
- port10_w(0);
- m_port_20 = 0;
- update_banking();
-
- m_cass_data[0] = m_cass_data[1] = m_cass_data[2] = m_cass_data[3] = 0;
- m_cassbit = 1;
- m_cassold = 1;
- m_fdc_irq = 0;
- m_usart->write_rxd(1);
- m_usart->write_cts(0);
- m_beep->set_state(0);
- m_bicom_en = 0;
-}
-
-image_init_result alphatro_state::load_cart(device_image_interface &image, generic_slot_device *slot)
-{
- uint32_t size = slot->common_get_size("rom");
-
- if ((size != 0x4000) && (size != 0x2000))
- {
- image.seterror(image_error::INVALIDIMAGE, "Invalid size, must be 8 or 16 K" );
- return image_init_result::FAIL;
- }
-
- slot->rom_alloc(0x4000, GENERIC_ROM8_WIDTH, ENDIANNESS_BIG);
-
- if (size == 0x4000) // 16K ROMs come in at 0xA000
- {
- slot->common_load_rom(slot->get_rom_base(), size, "rom");
- }
- else // load 8K ROMs at an offset of 8K so they end up at 0xC000
- {
- slot->common_load_rom(slot->get_rom_base()+0x2000, size, "rom");
- }
-
- return image_init_result::PASS;
-}
-
-void alphatro_state::alphatro_palette(palette_device &palette) const
-{
- // RGB colours
- palette.set_pen_color(0, 0x00, 0x00, 0x00);
- palette.set_pen_color(1, 0x00, 0x00, 0xff);
- palette.set_pen_color(2, 0xff, 0x00, 0x00);
- palette.set_pen_color(3, 0xff, 0x00, 0xff);
- palette.set_pen_color(4, 0x00, 0xff, 0x00);
- palette.set_pen_color(5, 0x00, 0xff, 0xff);
- palette.set_pen_color(6, 0xff, 0xff, 0x00);
- palette.set_pen_color(7, 0xff, 0xff, 0xff);
- // Amber
- palette.set_pen_color(8, 0xf7, 0xaa, 0x00);
-}
-
-
-WRITE_LINE_MEMBER(alphatro_state::kansas_w)
-{
- // incoming @19230Hz
- u8 twobit = m_cass_data[3] & 3;
-
- // relay off - exit, but wait for last bit to completely write
- if ((!BIT(m_port_10, 3)) && (twobit == 0))
- {
- m_cass->output(0);
- m_cass_data[3] = 0; // reset waveforms
- return;
- }
-
- if (state)
- {
- if (twobit == 0)
- m_cassold = m_cassbit;
-
- if (m_cassold)
- m_cass->output(BIT(m_cass_data[3], 2) ? -1.0 : +1.0); // 2400Hz
- else
- m_cass->output(BIT(m_cass_data[3], 3) ? -1.0 : +1.0); // 1200Hz
-
- m_cass_data[3]++;
- }
-
- m_usart->write_txc(state);
-}
-
-WRITE_LINE_MEMBER(alphatro_state::kansas_r)
-{
- if (!BIT(m_port_10, 3))
- {
- m_usart->write_rxd(1);
- m_cass_data[0] = m_cass_data[1] = 0;
- return;
- }
-
- /* cassette - turn 1200/2400Hz to a bit */
- m_cass_data[1]++;
- uint8_t cass_ws = (m_cass->input() > +0.04) ? 1 : 0;
-
- if (cass_ws != m_cass_data[0])
- {
- m_cass_data[0] = cass_ws;
- m_usart->write_rxd((m_cass_data[1] < 12) ? 1 : 0);
- m_cass_data[1] = 0;
- }
- m_usart->write_rxc(state);
-}
-
-WRITE_LINE_MEMBER(alphatro_state::hrq_w)
-{
- m_maincpu->set_input_line(INPUT_LINE_HALT, state);
- m_dmac->hlda_w(state);
-}
-
-static void alphatro_floppies(device_slot_interface &device)
-{
- device.option_add("525dd", FLOPPY_525_DD);
-}
-
-static DEVICE_INPUT_DEFAULTS_START(printer)
- DEVICE_INPUT_DEFAULTS("RS232_TXBAUD", 0xff, RS232_BAUD_4800)
- DEVICE_INPUT_DEFAULTS("RS232_RXBAUD", 0xff, RS232_BAUD_4800)
- DEVICE_INPUT_DEFAULTS("RS232_DATABITS", 0xff, RS232_DATABITS_7)
- DEVICE_INPUT_DEFAULTS("RS232_PARITY", 0xff, RS232_PARITY_EVEN)
- DEVICE_INPUT_DEFAULTS("RS232_STOPBITS", 0xff, RS232_STOPBITS_2)
-DEVICE_INPUT_DEFAULTS_END
-
-void alphatro_state::alphatro(machine_config &config)
-{
- /* basic machine hardware */
- Z80(config, m_maincpu, 16_MHz_XTAL / 4);
- m_maincpu->set_addrmap(AS_PROGRAM, &alphatro_state::alphatro_map);
- m_maincpu->set_addrmap(AS_IO, &alphatro_state::alphatro_io);
- m_maincpu->set_irq_acknowledge_callback(m_pic, FUNC(pic8259_device::inta_cb));
-
- /* video hardware */
- screen_device &screen(SCREEN(config, "screen", SCREEN_TYPE_RASTER));
- if (m_is_ntsc)
- screen.set_raw(16_MHz_XTAL, 1016, 0, 640, 271, 0, 216);
- else if (m_is_bicom)
- screen.set_raw(14.318181_MHz_XTAL, 912, 0, 640, 312, 0, 264);
- else
- screen.set_raw(16_MHz_XTAL, 1016, 0, 640, 314, 0, 240);
- screen.set_screen_update("crtc", FUNC(mc6845_device::screen_update));
-
- GFXDECODE(config, "gfxdecode", m_palette, gfx_alphatro);
- PALETTE(config, m_palette, FUNC(alphatro_state::alphatro_palette), 9); // 8 colours + amber
-
- /* sound hardware */
- SPEAKER(config, "mono").front_center();
- BEEP(config, "beeper", 16_MHz_XTAL / 4 / 13 / 128).add_route(ALL_OUTPUTS, "mono", 1.00); // nominally 2.4 kHz
-
- /* Devices */
- UPD765A(config, m_fdc, 16_MHz_XTAL / 2, true, true); // clocked through SED-9420C
- m_fdc->intrq_wr_callback().set([this] (int state){ m_fdc_irq = !state; });
- m_fdc->drq_wr_callback().set(m_dmac, FUNC(i8257_device::dreq2_w));
- FLOPPY_CONNECTOR(config, "fdc:0", alphatro_floppies, "525dd", floppy_image_device::default_pc_floppy_formats);
- FLOPPY_CONNECTOR(config, "fdc:1", alphatro_floppies, "525dd", floppy_image_device::default_pc_floppy_formats);
- SOFTWARE_LIST(config, "flop_list").set_original("alphatro_flop");
-
- I8257(config, m_dmac, 16_MHz_XTAL / 4);
- m_dmac->out_hrq_cb().set(FUNC(alphatro_state::hrq_w));
- m_dmac->in_memr_cb().set([this](offs_t offset) { return m_ram_ptr[offset]; });
- m_dmac->out_memw_cb().set([this](offs_t offset, u8 data) { m_ram_ptr[offset] = data; });
- m_dmac->in_ior_cb<2>().set(m_fdc, FUNC(upd765a_device::dma_r));
- m_dmac->out_iow_cb<2>().set(m_fdc, FUNC(upd765a_device::dma_w));
- m_dmac->out_tc_cb().set(m_fdc, FUNC(upd765a_device::tc_line_w));
-
- PIC8259(config, m_pic, 0);
- m_pic->in_sp_callback().set_constant(1);
- m_pic->out_int_callback().set_inputline(m_maincpu, 0);
-
- HD6845S(config, m_crtc, 16_MHz_XTAL / 8);
- m_crtc->set_screen("screen");
- m_crtc->set_show_border_area(false);
- m_crtc->set_char_width(8);
- m_crtc->set_update_row_callback(FUNC(alphatro_state::crtc_update_row));
- m_crtc->out_vsync_callback().set(m_pic, FUNC(pic8259_device::ir7_w));
-
- I8251(config, m_usart, 16_MHz_XTAL / 4);
- m_usart->txd_handler().set([this] (bool state) { m_cassbit = state; });
- m_usart->txd_handler().append("serial", FUNC(rs232_port_device::write_txd));
- m_usart->dtr_handler().set("serial", FUNC(rs232_port_device::write_dtr));
- m_usart->rts_handler().set("serial", FUNC(rs232_port_device::write_rts));
- m_usart->rxrdy_handler().set(m_pic, FUNC(pic8259_device::ir1_w));
- m_usart->txrdy_handler().set(m_pic, FUNC(pic8259_device::ir2_w));
-
- clock_device &cass_clock(CLOCK(config, "cass_clock", 16_MHz_XTAL / 4 / 13 / 16)); // 19.2 kHz
- cass_clock.signal_handler().set(FUNC(alphatro_state::kansas_w));
- cass_clock.signal_handler().append(FUNC(alphatro_state::kansas_r));
-
- clock_device &serial_clock(CLOCK(config, "serial_clock", 16_MHz_XTAL / 4 / 13 / 4)); // 76.8 kHz 4800 baud (can be set with jumpers)
- serial_clock.signal_handler().append(m_usart, FUNC(i8251_device::write_txc));
- serial_clock.signal_handler().append(m_usart, FUNC(i8251_device::write_rxc));
-
- rs232_port_device &serial(RS232_PORT(config, "serial", default_rs232_devices, nullptr));
- serial.rxd_handler().set(m_usart, FUNC(i8251_device::write_rxd));
- serial.cts_handler().set(m_usart, FUNC(i8251_device::write_cts));
- serial.dsr_handler().set(m_usart, FUNC(i8251_device::write_dsr));
- serial.set_option_device_input_defaults("printer", DEVICE_INPUT_DEFAULTS_NAME(printer));
-
- CASSETTE(config, m_cass);
- m_cass->set_default_state(CASSETTE_PLAY | CASSETTE_MOTOR_ENABLED | CASSETTE_SPEAKER_ENABLED);
- m_cass->add_route(ALL_OUTPUTS, "mono", 0.05);
- m_cass->set_interface("alphatro_cass");
- SOFTWARE_LIST(config, "cass_list").set_original("alphatro_cass");
-
- CENTRONICS(config, m_centronics, centronics_devices, nullptr);
- m_centronics->ack_handler().set([this](int state) { m_centronics_ack = !state; });
- m_centronics->busy_handler().set([this](int state) { m_centronics_busy = state; });
- output_latch_device &cent_data_out(OUTPUT_LATCH(config, "cent_data_out"));
- m_centronics->set_output_latch(cent_data_out);
-
- RAM(config, "ram").set_default_size("64K");
-
- /* cartridge */
- GENERIC_CARTSLOT(config, "cartslot", generic_plain_slot, "alphatro_cart", "bin").set_device_load(FUNC(alphatro_state::cart_load));
- SOFTWARE_LIST(config, "cart_list").set_original("alphatro_cart");
-
- /* 0000 banking */
- ADDRESS_MAP_BANK(config, "lowbank").set_map(&alphatro_state::rombank_map).set_options(ENDIANNESS_BIG, 8, 32, 0x6000);
-
- /* A000 banking */
- ADDRESS_MAP_BANK(config, "cartbank").set_map(&alphatro_state::cartbank_map).set_options(ENDIANNESS_BIG, 8, 32, 0x4000);
-
- /* F000 banking */
- ADDRESS_MAP_BANK(config, "monbank").set_map(&alphatro_state::monbank_map).set_options(ENDIANNESS_BIG, 8, 32, 0x1000);
-}
-
-
-/***************************************************************************
-
- Game driver(s)
-
-***************************************************************************/
-
-ROM_START( alphatro )
- ROM_REGION( 0xa000, "roms", ROMREGION_ERASE00)
- ROM_SYSTEM_BIOS( 0, "pcb-ig", "Alphatronic PC PCB-IG" ) // correctly displays German Umlauts
- ROMX_LOAD( "0_b4-6_ic1038.bin", 0x8000, 0x2000, CRC(e337db3b) SHA1(6010bade6a21975636383179903b58a4ca415e49), ROM_BIOS(0) )
- ROMX_LOAD( "1_b4-3_ic1058.bin", 0x0000, 0x2000, CRC(1509b15a) SHA1(225c36411de680eb8f4d6b58869460a58e60c0cf), ROM_BIOS(0) )
- ROMX_LOAD( "2_b4-3_ic1046.bin", 0x2000, 0x2000, CRC(998a865d) SHA1(294fe64e839ae6c4032d5db1f431c35e0d80d367), ROM_BIOS(0) )
- ROMX_LOAD( "3_b4-3_ic1037.bin", 0x4000, 0x2000, CRC(55cbafef) SHA1(e3376b92f80d5a698cdcb2afaa0f3ef4341dd624), ROM_BIOS(0) )
-
- ROM_SYSTEM_BIOS( 1, "pcb-ii", "Alphatronic PC PCB-II")
- ROMX_LOAD( "613256.ic-1058", 0x0000, 0x6000, CRC(ceea4cb3) SHA1(b332dea0a2d3bb2978b8422eb0723960388bb467), ROM_BIOS(1) )
- ROMX_LOAD( "2764.ic-1038", 0x8000, 0x2000, CRC(e337db3b) SHA1(6010bade6a21975636383179903b58a4ca415e49), ROM_BIOS(1) )
-
- ROM_SYSTEM_BIOS( 2, "term", "UKC Terminal") // University of Kent Terminal Emulator
- ROMX_LOAD( "ukc-0.ic-1038", 0x8000, 0x2000, CRC(e337db3b) SHA1(6010bade6a21975636383179903b58a4ca415e49), ROM_BIOS(2) )
- ROMX_LOAD( "ukc-term.ic-1058", 0x0000, 0x2000, CRC(a1bc0926) SHA1(492ddd9088c0211355e9999e66dce0cd47c73d77), ROM_BIOS(2) )
-
- ROM_REGION( 0x1000, "chargen", 0 )
- ROMX_LOAD( "4_b4-0_ic1067.bin", 0x0000, 0x1000, CRC(00796934) SHA1(8e70f77cfe3eb2ec2051f660518da5c9d409119a), ROM_BIOS(0) )
- ROMX_LOAD( "2732.ic-1067", 0x0000, 0x1000, CRC(61f38814) SHA1(35ba31c58a10d5bd1bdb202717792ca021dbe1a8), ROM_BIOS(1) )
- ROMX_LOAD( "charset.ic-1067", 0x0000, 0x1000, CRC(96a51551) SHA1(b4461e63d0b7ff405c9fabeb6e47f933ee18bd48), ROM_BIOS(2) )
-ROM_END
-
-#define rom_alphatron rom_alphatro
-
-ROM_START( alphatrob )
- ROM_REGION( 0xa000, "roms", ROMREGION_ERASE00)
- ROM_SYSTEM_BIOS( 0, "bicom", "Alphatronic PC PCB-II w/BiCom Graphics") // correctly displays German Umlauts
- ROMX_LOAD( "613256_ic1058.bin", 0x0000, 0x8000, CRC(7fc5aa41) SHA1(f4727d1c5f1e5a2ce3a72e38aa37680d23b8e050), ROM_BIOS(0) )
- ROMX_LOAD( "tapcgv2_ic1038.bin", 0x8000, 0x2000, CRC(446b4235) SHA1(ef835ae46b3fdfe6a6f394971396a577528e7b5a), ROM_BIOS(0) )
-
- ROM_REGION( 0x1000, "chargen", 0 )
- ROMX_LOAD( "b40r_ic1067.bin", 0x0000, 0x1000, CRC(543e3ee8) SHA1(3e6c6f8c85d3a5d0735edfec52709c5670ff1646), ROM_BIOS(0) )
-ROM_END
-
-COMP( 1983, alphatro, 0, 0, alphatro, alphatro, alphatro_pal_state, empty_init, "Triumph-Adler", "Alphatronic PC (PAL)", MACHINE_SUPPORTS_SAVE )
-COMP( 1983, alphatron, alphatro, 0, alphatro, alphatro, alphatro_ntsc_state, empty_init, "Triumph-Adler", "Alphatronic PC (NTSC)", MACHINE_SUPPORTS_SAVE )
-COMP( 1984, alphatrob, alphatro, 0, alphatro, alphatro, alphatro_bicom_state, empty_init, "Triumph-Adler", "Alphatronic PC w/BiCom Graphics", MACHINE_SUPPORTS_SAVE )