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-rw-r--r--src/mame/drivers/jupace.cpp845
1 files changed, 0 insertions, 845 deletions
diff --git a/src/mame/drivers/jupace.cpp b/src/mame/drivers/jupace.cpp
deleted file mode 100644
index 89fd060eaca..00000000000
--- a/src/mame/drivers/jupace.cpp
+++ /dev/null
@@ -1,845 +0,0 @@
-// license:BSD-3-Clause
-// copyright-holders:Curt Coder, Robbbert
-/***************************************************************************
-Jupiter Ace memory map
-
- CPU: Z80
- 0000-1fff ROM
- 2000-23ff Mirror of 2400-27FF
- 2400-27ff RAM (1K RAM used for screen and edit/cassette buffer)
- 2800-2bff Mirror of 2C00-2FFF
- 2c00-2fff RAM (1K RAM for char set, write only)
- 3000-3bff Mirror of 3C00-3FFF
- 3c00-3fff RAM (1K RAM standard)
- 4000-7fff RAM (16K Expansion)
- 8000-ffff RAM (48K Expansion)
-
-Interrupts:
-
- IRQ:
- 50Hz vertical sync
-
-Ports:
-
- Out 0xfe:
- Tape and buzzer
-
- In 0xfe:
- Keyboard input, tape, and buzzer
-
- http://www.jupiter-ace.co.uk/
-
-***************************************************************************/
-
-/*
-
- TODO:
-
- - Ace Colour Board
- - 96K ram expansion
- - Deep Thought disc interface (6850, 6821)
-
-*/
-
-
-#include "emu.h"
-#include "cpu/z80/z80.h"
-#include "imagedev/cassette.h"
-#include "imagedev/snapquik.h"
-#include "bus/centronics/ctronics.h"
-#include "machine/i8255.h"
-#include "machine/ram.h"
-#include "machine/timer.h"
-#include "machine/z80pio.h"
-#include "sound/ay8910.h"
-#include "sound/sp0256.h"
-#include "sound/spkrdev.h"
-
-#include "emupal.h"
-#include "screen.h"
-#include "softlist.h"
-#include "speaker.h"
-
-#include "formats/ace_tap.h"
-
-
-#define Z80_TAG "z0"
-#define AY8910_TAG "ay8910"
-#define I8255_TAG "i8255"
-#define SP0256AL2_TAG "ic1"
-#define Z80PIO_TAG "z80pio"
-#define CENTRONICS_TAG "centronics"
-#define SCREEN_TAG "screen"
-
-class ace_state : public driver_device
-{
-public:
- ace_state(const machine_config &mconfig, device_type type, const char *tag)
- : driver_device(mconfig, type, tag)
- , m_maincpu(*this, Z80_TAG)
- , m_ppi(*this, I8255_TAG)
- , m_z80pio(*this, Z80PIO_TAG)
- , m_speaker(*this, "speaker")
- , m_cassette(*this, "cassette")
- , m_centronics(*this, CENTRONICS_TAG)
- , m_ram(*this, RAM_TAG)
- , m_sp0256(*this, SP0256AL2_TAG)
- , m_video_ram(*this, "video_ram")
- , m_char_ram(*this, "char_ram")
- , m_a8(*this, "A8")
- , m_a9(*this, "A9")
- , m_a10(*this, "A10")
- , m_a11(*this, "A11")
- , m_a12(*this, "A12")
- , m_a13(*this, "A13")
- , m_a14(*this, "A14")
- , m_a15(*this, "A15")
- , m_joy(*this, "JOY")
- { }
-
- void ace(machine_config &config);
-
-private:
- virtual void machine_start() override;
-
- uint32_t screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
-
- DECLARE_READ8_MEMBER( io_r );
- DECLARE_WRITE8_MEMBER( io_w );
- DECLARE_READ8_MEMBER( ppi_pa_r );
- DECLARE_WRITE8_MEMBER( ppi_pa_w );
- DECLARE_READ8_MEMBER( ppi_pb_r );
- DECLARE_WRITE8_MEMBER( ppi_pb_w );
- DECLARE_READ8_MEMBER( ppi_pc_r );
- DECLARE_WRITE8_MEMBER( ppi_pc_w );
- DECLARE_READ8_MEMBER( ppi_control_r );
- DECLARE_WRITE8_MEMBER( ppi_control_w );
- DECLARE_READ8_MEMBER( pio_pa_r );
- DECLARE_WRITE8_MEMBER( pio_pa_w );
-
- TIMER_DEVICE_CALLBACK_MEMBER(set_irq);
- TIMER_DEVICE_CALLBACK_MEMBER(clear_irq);
- DECLARE_READ8_MEMBER(pio_ad_r);
- DECLARE_READ8_MEMBER(pio_bd_r);
- DECLARE_READ8_MEMBER(pio_ac_r);
- DECLARE_READ8_MEMBER(pio_bc_r);
- DECLARE_WRITE8_MEMBER(pio_ad_w);
- DECLARE_WRITE8_MEMBER(pio_bd_w);
- DECLARE_WRITE8_MEMBER(pio_ac_w);
- DECLARE_WRITE8_MEMBER(pio_bc_w);
- DECLARE_READ8_MEMBER(sby_r);
- DECLARE_WRITE8_MEMBER(ald_w);
- DECLARE_SNAPSHOT_LOAD_MEMBER(snapshot_cb);
-
- void ace_io(address_map &map);
- void ace_mem(address_map &map);
-
- required_device<cpu_device> m_maincpu;
- required_device<i8255_device> m_ppi;
- required_device<z80pio_device> m_z80pio;
- required_device<speaker_sound_device> m_speaker;
- required_device<cassette_image_device> m_cassette;
- required_device<centronics_device> m_centronics;
- required_device<ram_device> m_ram;
- required_device<sp0256_device> m_sp0256;
- required_shared_ptr<uint8_t> m_video_ram;
- required_shared_ptr<uint8_t> m_char_ram;
- required_ioport m_a8;
- required_ioport m_a9;
- required_ioport m_a10;
- required_ioport m_a11;
- required_ioport m_a12;
- required_ioport m_a13;
- required_ioport m_a14;
- required_ioport m_a15;
- required_ioport m_joy;
-};
-
-
-/* Load in .ace files. These are memory images of 0x2000 to 0x7fff
- and compressed as follows:
-
- ED 00 : End marker
- ED <cnt> <byt> : repeat <byt> count <cnt:1-240> times
- <byt> : <byt>
-*/
-
-/******************************************************************************
- Snapshot Handling
-******************************************************************************/
-
-SNAPSHOT_LOAD_MEMBER(ace_state::snapshot_cb)
-{
- cpu_device *cpu = m_maincpu;
- uint8_t *RAM = memregion(cpu->tag())->base();
- address_space &space = cpu->space(AS_PROGRAM);
- unsigned char ace_repeat, ace_byte, loop;
- int done=0, ace_index=0x2000;
-
- if (m_ram->size() < 16*1024)
- {
- image.seterror(IMAGE_ERROR_INVALIDIMAGE, "At least 16KB RAM expansion required");
- image.message("At least 16KB RAM expansion required");
- return image_init_result::FAIL;
- }
-
- logerror("Loading file %s.\r\n", image.filename());
- while (!done && (ace_index < 0x8001))
- {
- image.fread( &ace_byte, 1);
- if (ace_byte == 0xed)
- {
- image.fread(&ace_byte, 1);
- switch (ace_byte)
- {
- case 0x00:
- logerror("File loaded!\r\n");
- done = 1;
- break;
- case 0x01:
- image.fread(&ace_byte, 1);
- RAM[ace_index++] = ace_byte;
- break;
- default:
- image.fread(&ace_repeat, 1);
- for (loop = 0; loop < ace_byte; loop++)
- RAM[ace_index++] = ace_repeat;
- break;
- }
- }
- else
- RAM[ace_index++] = ace_byte;
- }
-
- logerror("Decoded %X bytes.\r\n", ace_index-0x2000);
-
- if (!done)
- {
- image.seterror(IMAGE_ERROR_INVALIDIMAGE, "EOF marker not found");
- image.message("EOF marker not found");
- return image_init_result::FAIL;
- }
-
- // patch CPU registers
- // Some games do not follow the standard, and have rubbish in the CPU area. So,
- // we check that some other bytes are correct.
- // 2080 = memory size of original machine, should be 0000 or 8000 or C000.
- // 2118 = new stack pointer, do not use if between 8000 and FF00.
-
- ace_index = RAM[0x2080] | (RAM[0x2081] << 8);
-
- if ((ace_index & 0x3FFF)==0)
- {
- cpu->set_state_int(Z80_AF, RAM[0x2100] | (RAM[0x2101] << 8));
- cpu->set_state_int(Z80_BC, RAM[0x2104] | (RAM[0x2105] << 8));
- cpu->set_state_int(Z80_DE, RAM[0x2108] | (RAM[0x2109] << 8));
- cpu->set_state_int(Z80_HL, RAM[0x210c] | (RAM[0x210d] << 8));
- cpu->set_state_int(Z80_IX, RAM[0x2110] | (RAM[0x2111] << 8));
- cpu->set_state_int(Z80_IY, RAM[0x2114] | (RAM[0x2115] << 8));
- cpu->set_pc(RAM[0x211c] | (RAM[0x211d] << 8));
- cpu->set_state_int(Z80_AF2, RAM[0x2120] | (RAM[0x2121] << 8));
- cpu->set_state_int(Z80_BC2, RAM[0x2124] | (RAM[0x2125] << 8));
- cpu->set_state_int(Z80_DE2, RAM[0x2128] | (RAM[0x2129] << 8));
- cpu->set_state_int(Z80_HL2, RAM[0x212c] | (RAM[0x212d] << 8));
- cpu->set_state_int(Z80_IM, RAM[0x2130]);
- cpu->set_state_int(Z80_IFF1, RAM[0x2134]);
- cpu->set_state_int(Z80_IFF2, RAM[0x2138]);
- cpu->set_state_int(Z80_I, RAM[0x213c]);
- cpu->set_state_int(Z80_R, RAM[0x2140]);
-
- if ((RAM[0x2119] < 0x80) || !ace_index)
- cpu->set_state_int(STATE_GENSP, RAM[0x2118] | (RAM[0x2119] << 8));
- }
-
- /* Copy data to the address space */
- for (ace_index = 0x2000; ace_index < 0x8000; ace_index++)
- space.write_byte(ace_index, RAM[ace_index]);
-
- return image_init_result::PASS;
-}
-
-//**************************************************************************
-// READ/WRITE HANDLERS
-//**************************************************************************
-
-//-------------------------------------------------
-// io_r -
-//-------------------------------------------------
-
-READ8_MEMBER( ace_state::io_r )
-{
- uint8_t data = 0xff;
-
- if (!BIT(offset, 8)) data &= m_a8->read();
- if (!BIT(offset, 9)) data &= m_a9->read();
- if (!BIT(offset, 10)) data &= m_a10->read();
- if (!BIT(offset, 11)) data &= m_a11->read();
- if (!BIT(offset, 12)) data &= m_a12->read();
- if (!BIT(offset, 13)) data &= m_a13->read();
- if (!BIT(offset, 14)) data &= m_a14->read();
-
- if (!BIT(offset, 15))
- {
- data &= m_a15->read();
-
- m_cassette->output(-1);
- m_speaker->level_w(0);
- }
-
- if (m_cassette->input() > 0)
- {
- data &= ~0x20;
- }
-
- return data;
-}
-
-
-//-------------------------------------------------
-// io_w -
-//-------------------------------------------------
-
-WRITE8_MEMBER( ace_state::io_w )
-{
- m_cassette->output(1);
- m_speaker->level_w(1);
-}
-
-
-//-------------------------------------------------
-// ppi_r -
-//-------------------------------------------------
-
-READ8_MEMBER( ace_state::ppi_pa_r )
-{
- return m_ppi->read(0);
-}
-
-READ8_MEMBER( ace_state::ppi_pb_r )
-{
- return m_ppi->read(1);
-}
-
-READ8_MEMBER( ace_state::ppi_pc_r )
-{
- return m_ppi->read(2);
-}
-
-READ8_MEMBER( ace_state::ppi_control_r )
-{
- return m_ppi->read(3);
-}
-
-
-//-------------------------------------------------
-// ppi_w -
-//-------------------------------------------------
-
-WRITE8_MEMBER( ace_state::ppi_pa_w )
-{
- m_ppi->write(0, data);
-}
-
-WRITE8_MEMBER( ace_state::ppi_pb_w )
-{
- m_ppi->write(1, data);
-}
-
-WRITE8_MEMBER( ace_state::ppi_pc_w )
-{
- m_ppi->write(2, data);
-}
-
-WRITE8_MEMBER( ace_state::ppi_control_w )
-{
- m_ppi->write(3, data);
-}
-
-
-//-------------------------------------------------
-// pio_r -
-//-------------------------------------------------
-
-READ8_MEMBER(ace_state::pio_ad_r)
-{
- return m_z80pio->data_read(0);
-}
-
-READ8_MEMBER(ace_state::pio_bd_r)
-{
- return m_z80pio->data_read(1);
-}
-
-READ8_MEMBER(ace_state::pio_ac_r)
-{
- return m_z80pio->control_read();
-}
-
-READ8_MEMBER(ace_state::pio_bc_r)
-{
- return m_z80pio->control_read();
-}
-
-
-//-------------------------------------------------
-// pio_w -
-//-------------------------------------------------
-
-WRITE8_MEMBER(ace_state::pio_ad_w)
-{
- m_z80pio->data_write(0, data);
-}
-
-WRITE8_MEMBER(ace_state::pio_bd_w)
-{
- m_z80pio->data_write(1, data);
-}
-
-WRITE8_MEMBER(ace_state::pio_ac_w)
-{
- m_z80pio->control_write(0, data);
-}
-
-WRITE8_MEMBER(ace_state::pio_bc_w)
-{
- m_z80pio->control_write(1, data);
-}
-
-
-
-//**************************************************************************
-// ADDRESS MAPS
-//**************************************************************************
-
-//-------------------------------------------------
-// ADDRESS_MAP( ace_mem )
-//-------------------------------------------------
-
-void ace_state::ace_mem(address_map &map)
-{
- map(0x0000, 0x1fff).rom();
- map(0x2000, 0x23ff).mirror(0x0400).ram().share("video_ram");
- map(0x2800, 0x2bff).mirror(0x0400).ram().share("char_ram").region(Z80_TAG, 0xfc00);
- map(0x3000, 0x33ff).mirror(0x0c00).ram();
- map(0x4000, 0xffff).ram();
-}
-
-
-//-------------------------------------------------
-// ADDRESS_MAP( ace_io )
-//-------------------------------------------------
-
-void ace_state::ace_io(address_map &map)
-{
- map(0x00, 0x00).mirror(0x00fe).select(0xff00).rw(FUNC(ace_state::io_r), FUNC(ace_state::io_w));
- map(0x01, 0x01).mirror(0xff00).portr("JOY");
- map(0x41, 0x41).mirror(0xff80).rw(FUNC(ace_state::ppi_pa_r), FUNC(ace_state::ppi_pa_w));
- map(0x43, 0x43).mirror(0xff80).rw(FUNC(ace_state::ppi_pb_r), FUNC(ace_state::ppi_pb_w));
- map(0x45, 0x45).mirror(0xff80).rw(FUNC(ace_state::ppi_pc_r), FUNC(ace_state::ppi_pc_w));
- map(0x47, 0x47).mirror(0xff80).rw(FUNC(ace_state::ppi_control_r), FUNC(ace_state::ppi_control_w));
- map(0x81, 0x81).mirror(0xff38).rw(FUNC(ace_state::pio_ad_r), FUNC(ace_state::pio_ad_w));
- map(0x83, 0x83).mirror(0xff38).rw(FUNC(ace_state::pio_bd_r), FUNC(ace_state::pio_bd_w));
- map(0x85, 0x85).mirror(0xff38).rw(FUNC(ace_state::pio_ac_r), FUNC(ace_state::pio_ac_w));
- map(0x87, 0x87).mirror(0xff38).rw(FUNC(ace_state::pio_bc_r), FUNC(ace_state::pio_bc_w));
- map(0xfd, 0xfd).mirror(0xff00).w(AY8910_TAG, FUNC(ay8910_device::address_w));
- map(0xff, 0xff).mirror(0xff00).rw(AY8910_TAG, FUNC(ay8910_device::data_r), FUNC(ay8910_device::data_w));
-}
-
-
-
-//**************************************************************************
-// INPUT PORTS
-//**************************************************************************
-
-//-------------------------------------------------
-// INPUT_PORTS( ace )
-//-------------------------------------------------
-
-static INPUT_PORTS_START( ace )
- PORT_START("A8")
- PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_RSHIFT) PORT_CHAR(UCHAR_SHIFT_1)
- PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Symbol Shift") PORT_CODE(KEYCODE_LSHIFT) PORT_CHAR(UCHAR_SHIFT_2)
- PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_Z) PORT_CHAR('z') PORT_CHAR('Z') PORT_CHAR(':')
- PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_X) PORT_CHAR('x') PORT_CHAR('X') PORT_CHAR(0xA3)
- PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_C) PORT_CHAR('c') PORT_CHAR('C') PORT_CHAR('?')
- PORT_BIT( 0xe0, IP_ACTIVE_LOW, IPT_UNUSED )
-
- PORT_START("A9")
- PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_A) PORT_CHAR('a') PORT_CHAR('A') PORT_CHAR('~')
- PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_S) PORT_CHAR('s') PORT_CHAR('S') PORT_CHAR('|')
- PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_D) PORT_CHAR('d') PORT_CHAR('D') PORT_CHAR('\\')
- PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_F) PORT_CHAR('f') PORT_CHAR('F') PORT_CHAR('{')
- PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_G) PORT_CHAR('g') PORT_CHAR('G') PORT_CHAR('}')
- PORT_BIT( 0xe0, IP_ACTIVE_LOW, IPT_UNUSED )
-
- PORT_START("A10")
- PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_Q) PORT_CHAR('q') PORT_CHAR('Q')
- PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_W) PORT_CHAR('w') PORT_CHAR('W')
- PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_E) PORT_CHAR('e') PORT_CHAR('E')
- PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_R) PORT_CHAR('r') PORT_CHAR('R') PORT_CHAR('<')
- PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_T) PORT_CHAR('t') PORT_CHAR('T') PORT_CHAR('>')
- PORT_BIT( 0xe0, IP_ACTIVE_LOW, IPT_UNUSED )
-
- PORT_START("A11")
- PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_1) PORT_CHAR('1') PORT_CHAR('!')
- PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_2) PORT_CHAR('2') PORT_CHAR('@')
- PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_3) PORT_CHAR('3') PORT_CHAR('#')
- PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_4) PORT_CHAR('4') PORT_CHAR('$')
- PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_5) PORT_CODE(KEYCODE_LEFT) PORT_CHAR('5') PORT_CHAR('%')
- PORT_BIT( 0xe0, IP_ACTIVE_LOW, IPT_UNUSED )
-
- PORT_START("A12")
- PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_0) PORT_CHAR('0') PORT_CHAR('_')
- PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_9) PORT_CHAR('9') PORT_CHAR(')')
- PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_8) PORT_CODE(KEYCODE_RIGHT) PORT_CHAR('8') PORT_CHAR('(')
- PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_7) PORT_CODE(KEYCODE_DOWN) PORT_CHAR('7') PORT_CHAR('\'')
- PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_6) PORT_CODE(KEYCODE_UP) PORT_CHAR('6') PORT_CHAR('&')
- PORT_BIT( 0xe0, IP_ACTIVE_LOW, IPT_UNUSED )
-
- PORT_START("A13")
- PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_P) PORT_CHAR('p') PORT_CHAR('P') PORT_CHAR('"')
- PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_O) PORT_CHAR('o') PORT_CHAR('O') PORT_CHAR(';')
- PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_I) PORT_CHAR('i') PORT_CHAR('I') PORT_CHAR(0x00A9)
- PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_U) PORT_CHAR('u') PORT_CHAR('U') PORT_CHAR(']')
- PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_Y) PORT_CHAR('y') PORT_CHAR('Y') PORT_CHAR('[')
- PORT_BIT( 0xe0, IP_ACTIVE_LOW, IPT_UNUSED )
-
- PORT_START("A14")
- PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_ENTER) PORT_CHAR(13)
- PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_L) PORT_CHAR('l') PORT_CHAR('L') PORT_CHAR('=')
- PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_K) PORT_CHAR('k') PORT_CHAR('K') PORT_CHAR('+')
- PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_J) PORT_CHAR('j') PORT_CHAR('J') PORT_CHAR('-')
- PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("h H \xE2\x86\x91") PORT_CODE(KEYCODE_H) PORT_CHAR('h') PORT_CHAR('H')
- PORT_BIT( 0xe0, IP_ACTIVE_LOW, IPT_UNUSED )
-
- PORT_START("A15")
- PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_SPACE) PORT_CHAR(' ')
- PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_M) PORT_CHAR('m') PORT_CHAR('M') PORT_CHAR('.')
- PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_N) PORT_CHAR('n') PORT_CHAR('N') PORT_CHAR(',')
- PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_B) PORT_CHAR('b') PORT_CHAR('B') PORT_CHAR('*')
- PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_V) PORT_CHAR('v') PORT_CHAR('V') PORT_CHAR('/')
- PORT_BIT( 0xe0, IP_ACTIVE_LOW, IPT_UNUSED )
-
- PORT_START("JOY")
- PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_JOYSTICK_UP )
- PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_JOYSTICK_DOWN )
- PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT )
- PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT )
- PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_UNUSED )
- PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_BUTTON1 )
- PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_UNUSED )
- PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_UNUSED )
-INPUT_PORTS_END
-
-
-
-//**************************************************************************
-// VIDEO
-//**************************************************************************
-
-//-------------------------------------------------
-// gfx_layout ace_charlayout
-//-------------------------------------------------
-
-static const gfx_layout ace_charlayout =
-{
- 8,8,
- 128,
- 1,
- { RGN_FRAC(0,1) },
- { STEP8(0,1) },
- { STEP8(0,8) },
- 8*8
-};
-
-
-//-------------------------------------------------
-// GFXDECODE( ace )
-//-------------------------------------------------
-
-static GFXDECODE_START( gfx_ace )
- GFXDECODE_ENTRY( Z80_TAG, 0xfc00, ace_charlayout, 0, 1 )
-GFXDECODE_END
-
-
-//-------------------------------------------------
-// TIMER_DEVICE_CALLBACK_MEMBER( set_irq )
-//-------------------------------------------------
-
-TIMER_DEVICE_CALLBACK_MEMBER(ace_state::set_irq)
-{
- m_maincpu->set_input_line(INPUT_LINE_IRQ0, ASSERT_LINE);
-}
-
-
-//-------------------------------------------------
-// TIMER_DEVICE_CALLBACK_MEMBER( clear_irq )
-//-------------------------------------------------
-
-TIMER_DEVICE_CALLBACK_MEMBER(ace_state::clear_irq)
-{
- m_maincpu->set_input_line(INPUT_LINE_IRQ0, CLEAR_LINE);
-}
-
-
-uint32_t ace_state::screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect)
-{
- uint8_t y,ra,chr,gfx;
- uint16_t sy=56,ma=0,x;
-
- for (y = 0; y < 24; y++)
- {
- for (ra = 0; ra < 8; ra++)
- {
- uint16_t *p = &bitmap.pix16(sy++, 40);
-
- for (x = ma; x < ma+32; x++)
- {
- chr = m_video_ram[x];
-
- /* get pattern of pixels for that character scanline */
- gfx = m_char_ram[((chr&0x7f)<<3) | ra] ^ (BIT(chr, 7) ? 0xff : 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+=32;
- }
- return 0;
-}
-
-
-
-//**************************************************************************
-// DEVICE CONFIGURATION
-//**************************************************************************
-
-//-------------------------------------------------
-// I8255A interface
-//-------------------------------------------------
-
-READ8_MEMBER(ace_state::sby_r)
-{
- /*
-
- bit description
-
- PC0 SP0256 SBY
- PC1
- PC2
- PC3
- PC4
- PC5
- PC6
- PC7
-
- */
-
- return m_sp0256->sby_r();
-}
-
-WRITE8_MEMBER(ace_state::ald_w)
-{
- /*
-
- bit description
-
- PA0 SP0256 A1
- PA1 SP0256 A2
- PA2 SP0256 A3
- PA3 SP0256 A4
- PA4 SP0256 A5
- PA5 SP0256 A6
- PA6 SP0256 _ALD
- PA7
-
- */
-
- if (!BIT(data, 6))
- {
- m_sp0256->ald_w(data & 0x3f);
- }
-}
-
-//-------------------------------------------------
-// Z80PIO
-//-------------------------------------------------
-
-READ8_MEMBER( ace_state::pio_pa_r )
-{
- /*
-
- bit description
-
- PA0
- PA1 RxD
- PA2
- PA3
- PA4
- PA5
- PA6
- PA7
-
- */
-
- return 0;
-}
-
-WRITE8_MEMBER( ace_state::pio_pa_w )
-{
- /*
-
- bit description
-
- PA0 RTS
- PA1
- PA2 CTS
- PA3 TxD
- PA4
- PA5
- PA6 STB
- PA7
-
- */
-
- // centronics strobe
- m_centronics->write_strobe(!BIT(data, 6));
-}
-
-//**************************************************************************
-// MACHINE INITIALIZATION
-//**************************************************************************
-
-//-------------------------------------------------
-// MACHINE_START( ace )
-//-------------------------------------------------
-
-void ace_state::machine_start()
-{
- address_space &program = m_maincpu->space(AS_PROGRAM);
-
- /* configure RAM */
- switch (m_ram->size())
- {
- case 1*1024:
- program.unmap_readwrite(0x4000, 0xffff);
- break;
-
- case 16*1024:
- program.unmap_readwrite(0x8000, 0xffff);
- break;
-
- case 32*1024:
- program.unmap_readwrite(0xc000, 0xffff);
- break;
- }
-}
-
-
-
-//**************************************************************************
-// MACHINE CONFIGURATION
-//**************************************************************************
-
-//-------------------------------------------------
-// machine_config( ace )
-//-------------------------------------------------
-
-void ace_state::ace(machine_config &config)
-{
- // basic machine hardware
- Z80(config, m_maincpu, XTAL(6'500'000)/2);
- m_maincpu->set_addrmap(AS_PROGRAM, &ace_state::ace_mem);
- m_maincpu->set_addrmap(AS_IO, &ace_state::ace_io);
- config.set_maximum_quantum(attotime::from_hz(60));
-
- // video hardware
- screen_device &screen(SCREEN(config, SCREEN_TAG, SCREEN_TYPE_RASTER));
- screen.set_screen_update(FUNC(ace_state::screen_update));
- screen.set_raw(XTAL(6'500'000), 416, 0, 336, 312, 0, 304);
- screen.set_palette("palette");
-
- TIMER(config, "set_irq").configure_scanline(FUNC(ace_state::set_irq), SCREEN_TAG, 31*8, 264);
- TIMER(config, "clear_irq").configure_scanline(FUNC(ace_state::clear_irq), SCREEN_TAG, 32*8, 264);
-
- PALETTE(config, "palette", palette_device::MONOCHROME);
-
- GFXDECODE(config, "gfxdecode", "palette", gfx_ace);
-
- // sound hardware
- SPEAKER(config, "mono").front_center();
- SPEAKER_SOUND(config, "speaker").add_route(ALL_OUTPUTS, "mono", 1.00);
-
- AY8910(config, AY8910_TAG, XTAL(6'500'000) / 2).add_route(ALL_OUTPUTS, "mono", 0.25);
-
- SP0256(config, m_sp0256, XTAL(3'000'000));
- m_sp0256->add_route(ALL_OUTPUTS, "mono", 0.25);
-
- // devices
- CASSETTE(config, m_cassette);
- m_cassette->set_formats(ace_cassette_formats);
- m_cassette->set_default_state(CASSETTE_STOPPED);
- m_cassette->add_route(ALL_OUTPUTS, "mono", 0.05);
- m_cassette->set_interface("jupace_cass");
-
- SNAPSHOT(config, "snapshot", "ace", attotime::from_seconds(1)).set_load_callback(FUNC(ace_state::snapshot_cb));
-
- I8255A(config, m_ppi);
- m_ppi->in_pb_callback().set(FUNC(ace_state::sby_r));
- m_ppi->out_pb_callback().set(FUNC(ace_state::ald_w));
-
- Z80PIO(config, m_z80pio, XTAL(6'500'000)/2);
- m_z80pio->out_int_callback().set_inputline(m_maincpu, INPUT_LINE_IRQ0);
- m_z80pio->in_pa_callback().set(FUNC(ace_state::pio_pa_r));
- m_z80pio->out_pa_callback().set(FUNC(ace_state::pio_pa_w));
- m_z80pio->out_pb_callback().set("cent_data_out", FUNC(output_latch_device::bus_w));
-
- CENTRONICS(config, m_centronics, centronics_devices, "printer");
-
- output_latch_device &cent_data_out(OUTPUT_LATCH(config, "cent_data_out"));
- m_centronics->set_output_latch(cent_data_out);
-
- // internal ram
- RAM(config, RAM_TAG).set_default_size("1K").set_extra_options("16K,32K,48K");
-
- SOFTWARE_LIST(config, "cass_list").set_original("jupace_cass");
-}
-
-
-
-//**************************************************************************
-// ROMS
-//**************************************************************************
-
-//-------------------------------------------------
-// ROM( ace )
-//-------------------------------------------------
-
-ROM_START( jupace )
- ROM_REGION( 0x10000, Z80_TAG, 0 )
- ROM_LOAD( "rom-a.z1", 0x0000, 0x1000, CRC(dc8438a5) SHA1(8fa97eb71e5dd17c7d190c6587ee3840f839347c) )
- ROM_LOAD( "rom-b.z2", 0x1000, 0x1000, CRC(4009f636) SHA1(98c5d4bcd74bcf014268cf4c00b2007ea5cc21f3) )
-
- ROM_REGION( 0x1000, "fdc", 0 ) // Deep Thought disc interface
- ROM_LOAD( "dos 4.bin", 0x0000, 0x1000, CRC(04c70448) SHA1(53ddcced6ae2feafd687a3b55864726656b71412) )
-
- ROM_REGION( 0x10000, SP0256AL2_TAG, 0 )
- ROM_LOAD( "sp0256-al2.ic1", 0x000, 0x800, CRC(b504ac15) SHA1(e60fcb5fa16ff3f3b69d36c7a6e955744d3feafc) )
-ROM_END
-
-
-
-//**************************************************************************
-// SYSTEM DRIVERS
-//**************************************************************************
-
-// YEAR NAME PARENT COMPAT MACHINE INPUT CLASS INIT COMPANY FULLNAME FLAGS
-COMP( 1981, jupace, 0, 0, ace, ace, ace_state, empty_init, "Jupiter Cantab", "Jupiter Ace", 0 )