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Diffstat (limited to 'src/mame/drivers/mz700.cpp')
-rw-r--r--src/mame/drivers/mz700.cpp526
1 files changed, 526 insertions, 0 deletions
diff --git a/src/mame/drivers/mz700.cpp b/src/mame/drivers/mz700.cpp
new file mode 100644
index 00000000000..ed715c4acb0
--- /dev/null
+++ b/src/mame/drivers/mz700.cpp
@@ -0,0 +1,526 @@
+// license:GPL-2.0+
+// copyright-holders:Juergen Buchmueller, Dirk Best
+/******************************************************************************
+ * Sharp MZ700
+ *
+ * Reference: http://sharpmz.computingmuseum.com
+ *
+ * MZ700 memory map
+ *
+ * 0000-0FFF 1Z-013A ROM or RAM
+ * 1000-CFFF RAM
+ * D000-D7FF videoram or RAM
+ * D800-DFFF colorram or RAM
+ * E000-FFFF memory mapped IO or RAM
+ *
+ * xxx0 PPI8255 port A (output)
+ * bit 7 556RST (reset NE556)
+ * bit 6-4 unused
+ * bit 3-0 keyboard row demux (LS145)
+ *
+ * xxx1 PPI8255 port B (input)
+ * bit 7-0 keyboard matrix code
+ *
+ * xxx2 PPI8255 port C (input/output)
+ * bit 7 R -VBLANK input
+ * bit 6 R 556OUT (1.5Hz)
+ * bit 5 R RDATA from cassette
+ * bit 4 R MOTOR from cassette
+ * bit 3 W M-ON control
+ * bit 2 W INTMASK 1=enable 0=disabel clock interrupt
+ * bit 1 W WDATA to cassette
+ * bit 0 W unused
+ *
+ * xxx3 PPI8255 control
+ *
+ * xxx4 PIT8253 timer 0 (clock input 1,108800 MHz)
+ * xxx5 PIT8253 timer 1 (clock input 15,611 kHz)
+ * xxx6 PIT8253 timer 2 (clock input OUT1 1Hz (default))
+ * xxx7 PIT8253 control/status
+ *
+ * xxx8 bit 7 R -HBLANK
+ * bit 6 R unused
+ * bit 5 R unused
+ * bit 4 R joystick JB2
+ * bit 3 R joystick JB1
+ * bit 2 R joystick JA2
+ * bit 1 R joystick JA1
+ * bit 0 R NE556 OUT (32Hz IC BJ)
+ * W gate0 of PIT8253 (sound enable)
+ *
+ * MZ800 memory map
+ *
+ * 0000-0FFF ROM or RAM
+ * 1000-1FFF PCG ROM or RAM
+ * 2000-7FFF RAM
+ * 8000-9FFF videoram or RAM
+ * A000-BFFF videoram or RAM
+ * C000-CFFF PCG RAM or RAM
+ * D000-DFFF videoram or RAM
+ * E000-FFFF memory mapped IO or RAM
+ *
+ * ToDo:
+ - slows down while making sound
+ - MZ800:
+ - Port CF not done.
+ - Dips not connected.
+ - MZ800-mode display not working /Hi-res not coded.
+ - The CRTC is a very complex custom device, mostly unemulated.
+ - MZ1500:
+ - Various ports not done.
+ - Floppy disk and quick disk not done.
+ - F4 display is blank.
+ - Need manuals.
+
+ Note: MZ800 hardware starts in memory map (mode A), but switches to MZ700
+ compatibility mode (mode B) as soon as it starts up. We start in Mode B
+ because it helps MZ1500 get started and it doesn't break anything.
+
+*
+ *****************************************************************************/
+
+#include "emu.h"
+#include "includes/mz700.h"
+#include "cpu/z80/z80.h"
+#include "machine/i8255.h"
+#include "machine/pit8253.h"
+#include "machine/z80pio.h"
+#include "machine/74145.h"
+#include "bus/centronics/ctronics.h"
+#include "sound/sn76496.h"
+#include "sound/speaker.h"
+#include "sound/wave.h"
+#include "imagedev/cassette.h"
+#include "machine/ram.h"
+#include "formats/mz_cas.h"
+#include "softlist.h"
+
+/***************************************************************************
+ TIMER DEVICE CALLBACKS
+***************************************************************************/
+
+TIMER_DEVICE_CALLBACK_MEMBER(mz_state::ne556_cursor_callback)
+{
+ m_cursor_timer ^= 1;
+}
+
+TIMER_DEVICE_CALLBACK_MEMBER(mz_state::ne556_other_callback)
+{
+ m_other_timer ^= 1;
+}
+
+
+/***************************************************************************
+ ADDRESS MAPS
+***************************************************************************/
+
+static ADDRESS_MAP_START( mz700_mem, AS_PROGRAM, 8, mz_state )
+ AM_RANGE(0x0000, 0x0fff) AM_READ_BANK("bankr0") AM_WRITE_BANK("bankw0")
+ AM_RANGE(0x1000, 0xcfff) AM_RAM
+ AM_RANGE(0xd000, 0xdfff) AM_RAMBANK("bankd")
+ AM_RANGE(0xe000, 0xffff) AM_DEVICE("banke", address_map_bank_device, amap8)
+ADDRESS_MAP_END
+
+static ADDRESS_MAP_START( mz700_banke, AS_PROGRAM, 8, mz_state )
+ // bank 0: ram (mz700_bank1)
+ AM_RANGE(0x0000, 0x1fff) AM_RAM
+ // bank 1: devices (mz700_bank3)
+ AM_RANGE(0x2000, 0x2003) AM_MIRROR(0x1ff0) AM_DEVREADWRITE("ppi8255", i8255_device, read, write)
+ AM_RANGE(0x2004, 0x2007) AM_MIRROR(0x1ff0) AM_DEVREADWRITE("pit8253", pit8253_device, read, write)
+ AM_RANGE(0x2008, 0x200b) AM_MIRROR(0x1ff0) AM_READWRITE(mz700_e008_r,mz700_e008_w)
+ AM_RANGE(0x200c, 0x200f) AM_MIRROR(0x1ff0) AM_NOP
+ // bank 2: switched out (mz700_bank5)
+ AM_RANGE(0x4000, 0x5fff) AM_NOP
+ADDRESS_MAP_END
+
+static ADDRESS_MAP_START( mz700_io, AS_IO, 8, mz_state )
+ ADDRESS_MAP_GLOBAL_MASK(0xff)
+ AM_RANGE(0xe0, 0xe0) AM_WRITE(mz700_bank_0_w)
+ AM_RANGE(0xe1, 0xe1) AM_WRITE(mz700_bank_1_w)
+ AM_RANGE(0xe2, 0xe2) AM_WRITE(mz700_bank_2_w)
+ AM_RANGE(0xe3, 0xe3) AM_WRITE(mz700_bank_3_w)
+ AM_RANGE(0xe4, 0xe4) AM_WRITE(mz700_bank_4_w)
+ AM_RANGE(0xe5, 0xe5) AM_WRITE(mz700_bank_5_w)
+ AM_RANGE(0xe6, 0xe6) AM_WRITE(mz700_bank_6_w)
+ADDRESS_MAP_END
+
+static ADDRESS_MAP_START( mz800_mem, AS_PROGRAM, 8, mz_state )
+ AM_RANGE(0x0000, 0x0fff) AM_READ_BANK("bankr0") AM_WRITE_BANK("bankw0")
+ AM_RANGE(0x1000, 0x1fff) AM_RAMBANK("bank1")
+ AM_RANGE(0x2000, 0x7fff) AM_RAM
+ AM_RANGE(0x8000, 0xbfff) AM_RAMBANK("banka")
+ AM_RANGE(0xc000, 0xcfff) AM_RAMBANK("bankc")
+ AM_RANGE(0xd000, 0xdfff) AM_RAMBANK("bankd")
+ AM_RANGE(0xe000, 0xffff) AM_DEVICE("bankf", address_map_bank_device, amap8)
+ADDRESS_MAP_END
+
+static ADDRESS_MAP_START( mz800_bankf, AS_PROGRAM, 8, mz_state )
+ // bank 0: ram (mz700_bank1)
+ AM_RANGE(0x0000, 0x1fff) AM_RAM
+ // bank 1: devices (mz700_bank3)
+ AM_RANGE(0x2000, 0x2003) AM_DEVREADWRITE("ppi8255", i8255_device, read, write)
+ AM_RANGE(0x2004, 0x2007) AM_DEVREADWRITE("pit8253", pit8253_device, read, write)
+ AM_RANGE(0x2008, 0x200b) AM_READWRITE(mz700_e008_r,mz700_e008_w)
+ AM_RANGE(0x200c, 0x200f) AM_NOP
+ AM_RANGE(0x2010, 0x3fff) AM_ROM AM_REGION("monitor", 0x2010)
+ // bank 2: switched out (mz700_bank5)
+ AM_RANGE(0x4000, 0x5fff) AM_NOP
+ADDRESS_MAP_END
+
+static ADDRESS_MAP_START( mz800_io, AS_IO, 8, mz_state )
+ ADDRESS_MAP_GLOBAL_MASK(0xff)
+ AM_RANGE(0xcc, 0xcc) AM_WRITE(mz800_write_format_w )
+ AM_RANGE(0xcd, 0xcd) AM_WRITE(mz800_read_format_w )
+ AM_RANGE(0xce, 0xce) AM_READWRITE(mz800_crtc_r, mz800_display_mode_w )
+ AM_RANGE(0xcf, 0xcf) AM_WRITE(mz800_scroll_border_w )
+ AM_RANGE(0xd0, 0xd3) AM_DEVREADWRITE("ppi8255", i8255_device, read, write)
+ AM_RANGE(0xd4, 0xd7) AM_DEVREADWRITE("pit8253", pit8253_device, read, write)
+ AM_RANGE(0xe0, 0xe0) AM_READWRITE(mz800_bank_0_r, mz800_bank_0_w)
+ AM_RANGE(0xe1, 0xe1) AM_READWRITE(mz800_bank_1_r, mz700_bank_1_w)
+ AM_RANGE(0xe2, 0xe2) AM_WRITE(mz700_bank_2_w)
+ AM_RANGE(0xe3, 0xe3) AM_WRITE(mz700_bank_3_w)
+ AM_RANGE(0xe4, 0xe4) AM_WRITE(mz700_bank_4_w)
+ AM_RANGE(0xe5, 0xe5) AM_WRITE(mz700_bank_5_w)
+ AM_RANGE(0xe6, 0xe6) AM_WRITE(mz700_bank_6_w)
+ AM_RANGE(0xea, 0xea) AM_READWRITE(mz800_ramdisk_r, mz800_ramdisk_w )
+ AM_RANGE(0xeb, 0xeb) AM_WRITE(mz800_ramaddr_w )
+ AM_RANGE(0xf0, 0xf0) AM_READ_PORT("atari_joy1") AM_WRITE(mz800_palette_w)
+ AM_RANGE(0xf1, 0xf1) AM_READ_PORT("atari_joy2")
+ AM_RANGE(0xf2, 0xf2) AM_DEVWRITE("sn76489n", sn76489_device, write)
+ AM_RANGE(0xfc, 0xff) AM_DEVREADWRITE("z80pio", z80pio_device, read, write)
+ADDRESS_MAP_END
+
+/***************************************************************************
+ INPUT PORTS
+***************************************************************************/
+
+/* 2008-05 FP:
+Notice that there is no Backspace key, only a 'Del' one.
+
+Small note about natural keyboard support: currently,
+- "Alpha" is mapped to 'F6'
+- "Graph" is mapped to 'F7'
+- "Break" is mapped to 'F8' */
+
+static INPUT_PORTS_START( mz700 )
+ PORT_START("ROW0")
+ PORT_BIT(0x01, 0x01, IPT_KEYBOARD) PORT_NAME("CR") PORT_CODE(KEYCODE_ENTER) PORT_CHAR(13)
+ PORT_BIT(0x02, 0x02, IPT_KEYBOARD) PORT_CODE(KEYCODE_QUOTE) PORT_CHAR(':') PORT_CHAR('*')
+ PORT_BIT(0x04, 0x04, IPT_KEYBOARD) PORT_CODE(KEYCODE_COLON) PORT_CHAR(';') PORT_CHAR('+')
+ PORT_BIT(0x08, 0x08, IPT_UNUSED )
+ PORT_BIT(0x10, 0x10, IPT_KEYBOARD) PORT_NAME("Alpha") PORT_CODE(KEYCODE_TAB) PORT_CHAR(UCHAR_MAMEKEY(F6))
+ PORT_BIT(0x20, 0x20, IPT_KEYBOARD) PORT_NAME("\xE2\x86\x93 \xC2\xA3") PORT_CODE(KEYCODE_TILDE) PORT_CHAR('\xA3') // this one would be 2nd row, 3rd key after 'P'
+ PORT_BIT(0x40, 0x40, IPT_KEYBOARD) PORT_NAME("Graph") PORT_CODE(KEYCODE_ESC) PORT_CHAR(UCHAR_MAMEKEY(F7))
+ PORT_BIT(0x80, 0x80, IPT_KEYBOARD) PORT_CODE(KEYCODE_PGUP) PORT_CHAR('_') // this one would be 2nd row, 4th key after 'P'
+
+ PORT_START("ROW1")
+ PORT_BIT(0x07, 0x07, IPT_UNUSED )
+ PORT_BIT(0x08, 0x08, IPT_KEYBOARD) PORT_CODE(KEYCODE_BACKSLASH) PORT_CHAR(']') PORT_CHAR('}')
+ PORT_BIT(0x10, 0x10, IPT_KEYBOARD) PORT_CODE(KEYCODE_CLOSEBRACE) PORT_CHAR('[') PORT_CHAR('{')
+ PORT_BIT(0x20, 0x20, IPT_KEYBOARD) PORT_CODE(KEYCODE_OPENBRACE) PORT_CHAR('@') PORT_CHAR('`')
+ PORT_BIT(0x40, 0x40, IPT_KEYBOARD) PORT_CODE(KEYCODE_Z) PORT_CHAR('z') PORT_CHAR('Z')
+ PORT_BIT(0x80, 0x80, IPT_KEYBOARD) PORT_CODE(KEYCODE_Y) PORT_CHAR('y') PORT_CHAR('Y')
+
+ PORT_START("ROW2")
+ PORT_BIT(0x01, 0x01, IPT_KEYBOARD) PORT_CODE(KEYCODE_X) PORT_CHAR('x') PORT_CHAR('X')
+ PORT_BIT(0x02, 0x02, IPT_KEYBOARD) PORT_CODE(KEYCODE_W) PORT_CHAR('w') PORT_CHAR('W')
+ PORT_BIT(0x04, 0x04, IPT_KEYBOARD) PORT_CODE(KEYCODE_V) PORT_CHAR('v') PORT_CHAR('V')
+ PORT_BIT(0x08, 0x08, IPT_KEYBOARD) PORT_CODE(KEYCODE_U) PORT_CHAR('u') PORT_CHAR('U')
+ PORT_BIT(0x10, 0x10, IPT_KEYBOARD) PORT_CODE(KEYCODE_T) PORT_CHAR('t') PORT_CHAR('T')
+ PORT_BIT(0x20, 0x20, IPT_KEYBOARD) PORT_CODE(KEYCODE_S) PORT_CHAR('s') PORT_CHAR('S')
+ PORT_BIT(0x40, 0x40, IPT_KEYBOARD) PORT_CODE(KEYCODE_R) PORT_CHAR('r') PORT_CHAR('R')
+ PORT_BIT(0x80, 0x80, IPT_KEYBOARD) PORT_CODE(KEYCODE_Q) PORT_CHAR('q') PORT_CHAR('Q')
+
+ PORT_START("ROW3")
+ PORT_BIT(0x01, 0x01, IPT_KEYBOARD) PORT_CODE(KEYCODE_P) PORT_CHAR('p') PORT_CHAR('P')
+ PORT_BIT(0x02, 0x02, IPT_KEYBOARD) PORT_CODE(KEYCODE_O) PORT_CHAR('o') PORT_CHAR('O')
+ PORT_BIT(0x04, 0x04, IPT_KEYBOARD) PORT_CODE(KEYCODE_N) PORT_CHAR('n') PORT_CHAR('N')
+ PORT_BIT(0x08, 0x08, IPT_KEYBOARD) PORT_CODE(KEYCODE_M) PORT_CHAR('m') PORT_CHAR('M')
+ PORT_BIT(0x10, 0x10, IPT_KEYBOARD) PORT_CODE(KEYCODE_L) PORT_CHAR('l') PORT_CHAR('L')
+ PORT_BIT(0x20, 0x20, IPT_KEYBOARD) PORT_CODE(KEYCODE_K) PORT_CHAR('k') PORT_CHAR('K')
+ PORT_BIT(0x40, 0x40, IPT_KEYBOARD) PORT_CODE(KEYCODE_J) PORT_CHAR('j') PORT_CHAR('J')
+ PORT_BIT(0x80, 0x80, IPT_KEYBOARD) PORT_CODE(KEYCODE_I) PORT_CHAR('i') PORT_CHAR('I')
+
+ PORT_START("ROW4")
+ PORT_BIT(0x01, 0x01, IPT_KEYBOARD) PORT_CODE(KEYCODE_H) PORT_CHAR('h') PORT_CHAR('H')
+ PORT_BIT(0x02, 0x02, IPT_KEYBOARD) PORT_CODE(KEYCODE_G) PORT_CHAR('g') PORT_CHAR('G')
+ PORT_BIT(0x04, 0x04, IPT_KEYBOARD) PORT_CODE(KEYCODE_F) PORT_CHAR('f') PORT_CHAR('F')
+ PORT_BIT(0x08, 0x08, IPT_KEYBOARD) PORT_CODE(KEYCODE_E) PORT_CHAR('e') PORT_CHAR('E')
+ PORT_BIT(0x10, 0x10, IPT_KEYBOARD) PORT_CODE(KEYCODE_D) PORT_CHAR('d') PORT_CHAR('D')
+ PORT_BIT(0x20, 0x20, IPT_KEYBOARD) PORT_CODE(KEYCODE_C) PORT_CHAR('c') PORT_CHAR('C')
+ PORT_BIT(0x40, 0x40, IPT_KEYBOARD) PORT_CODE(KEYCODE_B) PORT_CHAR('b') PORT_CHAR('B')
+ PORT_BIT(0x80, 0x80, IPT_KEYBOARD) PORT_CODE(KEYCODE_A) PORT_CHAR('a') PORT_CHAR('A')
+
+ PORT_START("ROW5")
+ PORT_BIT(0x01, 0x01, IPT_KEYBOARD) PORT_CODE(KEYCODE_8) PORT_CHAR('8') PORT_CHAR('(')
+ PORT_BIT(0x02, 0x02, IPT_KEYBOARD) PORT_CODE(KEYCODE_7) PORT_CHAR('7') PORT_CHAR('\'')
+ PORT_BIT(0x04, 0x04, IPT_KEYBOARD) PORT_CODE(KEYCODE_6) PORT_CHAR('6') PORT_CHAR('&')
+ PORT_BIT(0x08, 0x08, IPT_KEYBOARD) PORT_CODE(KEYCODE_5) PORT_CHAR('5') PORT_CHAR('%')
+ PORT_BIT(0x10, 0x10, IPT_KEYBOARD) PORT_CODE(KEYCODE_4) PORT_CHAR('4') PORT_CHAR('$')
+ PORT_BIT(0x20, 0x20, IPT_KEYBOARD) PORT_CODE(KEYCODE_3) PORT_CHAR('3') PORT_CHAR('#')
+ PORT_BIT(0x40, 0x40, IPT_KEYBOARD) PORT_CODE(KEYCODE_2) PORT_CHAR('2') PORT_CHAR('"')
+ PORT_BIT(0x80, 0x80, IPT_KEYBOARD) PORT_CODE(KEYCODE_1) PORT_CHAR('1') PORT_CHAR('!')
+
+ PORT_START("ROW6")
+ PORT_BIT(0x01, 0x01, IPT_KEYBOARD) PORT_CODE(KEYCODE_STOP) PORT_CHAR('.') PORT_CHAR('>')
+ PORT_BIT(0x02, 0x02, IPT_KEYBOARD) PORT_CODE(KEYCODE_COMMA) PORT_CHAR(',') PORT_CHAR('<')
+ PORT_BIT(0x04, 0x04, IPT_KEYBOARD) PORT_CODE(KEYCODE_9) PORT_CHAR('9') PORT_CHAR(')')
+ PORT_BIT(0x08, 0x08, IPT_KEYBOARD) PORT_NAME("0 Pi") PORT_CODE(KEYCODE_0) PORT_CHAR('0')
+ PORT_BIT(0x10, 0x10, IPT_KEYBOARD) PORT_CODE(KEYCODE_SPACE) PORT_CHAR(' ')
+ PORT_BIT(0x20, 0x20, IPT_KEYBOARD) PORT_CODE(KEYCODE_MINUS) PORT_CHAR('-') PORT_CHAR('=')
+ PORT_BIT(0x40, 0x40, IPT_KEYBOARD) PORT_NAME("\xE2\x86\x91 ~") PORT_CODE(KEYCODE_EQUALS) PORT_CHAR('~')
+ PORT_BIT(0x80, 0x80, IPT_KEYBOARD) PORT_CODE(KEYCODE_PGDN) PORT_CHAR('\\') PORT_CHAR('|') // this one would be 1st row, 3rd key after '0'
+
+ PORT_START("ROW7")
+ PORT_BIT(0x01, 0x01, IPT_KEYBOARD) PORT_NAME("/ \xE2\x86\x90") PORT_CODE(KEYCODE_SLASH) PORT_CHAR('/')
+ PORT_BIT(0x02, 0x02, IPT_KEYBOARD) PORT_NAME("? \xE2\x86\x92") PORT_CODE(KEYCODE_END) PORT_CHAR('?') // this one would be 4th row, 4th key after 'M'
+ PORT_BIT(0x04, 0x04, IPT_KEYBOARD) PORT_CODE(KEYCODE_LEFT) PORT_CHAR(UCHAR_MAMEKEY(LEFT))
+ PORT_BIT(0x08, 0x08, IPT_KEYBOARD) PORT_CODE(KEYCODE_RIGHT) PORT_CHAR(UCHAR_MAMEKEY(RIGHT))
+ PORT_BIT(0x10, 0x10, IPT_KEYBOARD) PORT_CODE(KEYCODE_DOWN) PORT_CHAR(UCHAR_MAMEKEY(DOWN))
+ PORT_BIT(0x20, 0x20, IPT_KEYBOARD) PORT_CODE(KEYCODE_UP) PORT_CHAR(UCHAR_MAMEKEY(UP))
+ PORT_BIT(0x40, 0x40, IPT_KEYBOARD) PORT_NAME("DEL") PORT_CODE(KEYCODE_DEL) PORT_CHAR(UCHAR_MAMEKEY(DEL))
+ PORT_BIT(0x80, 0x80, IPT_KEYBOARD) PORT_NAME("INST") PORT_CODE(KEYCODE_INSERT) PORT_CHAR(UCHAR_MAMEKEY(INSERT))
+
+ PORT_START("ROW8")
+ PORT_BIT(0x01, 0x01, IPT_KEYBOARD) PORT_NAME("Shift") PORT_CODE(KEYCODE_LSHIFT) PORT_CODE(KEYCODE_RSHIFT) PORT_CHAR(UCHAR_SHIFT_1)
+ PORT_BIT(0x3e, 0x3e, IPT_UNUSED)
+ PORT_BIT(0x40, 0x40, IPT_KEYBOARD) PORT_NAME("Ctrl") PORT_CODE(KEYCODE_LCONTROL) PORT_CODE(KEYCODE_RCONTROL) PORT_CHAR(UCHAR_SHIFT_2)
+ PORT_BIT(0x80, 0x80, IPT_KEYBOARD) PORT_NAME("Break") PORT_CODE(KEYCODE_HOME) PORT_CHAR(UCHAR_MAMEKEY(F8)) // this one would be at Backspace position
+
+ PORT_START("ROW9")
+ PORT_BIT(0x07, 0x07, IPT_UNUSED)
+ PORT_BIT(0x08, 0x08, IPT_KEYBOARD) PORT_CODE(KEYCODE_F5) PORT_CHAR(UCHAR_MAMEKEY(F5))
+ PORT_BIT(0x10, 0x10, IPT_KEYBOARD) PORT_CODE(KEYCODE_F4) PORT_CHAR(UCHAR_MAMEKEY(F4))
+ PORT_BIT(0x20, 0x20, IPT_KEYBOARD) PORT_CODE(KEYCODE_F3) PORT_CHAR(UCHAR_MAMEKEY(F3))
+ PORT_BIT(0x40, 0x40, IPT_KEYBOARD) PORT_CODE(KEYCODE_F2) PORT_CHAR(UCHAR_MAMEKEY(F2))
+ PORT_BIT(0x80, 0x80, IPT_KEYBOARD) PORT_CODE(KEYCODE_F1) PORT_CHAR(UCHAR_MAMEKEY(F1))
+
+ PORT_START("JOY")
+ PORT_BIT(0x01, 0x00, IPT_UNUSED)
+ PORT_BIT(0x02, 0x00, IPT_JOYSTICK_UP) PORT_8WAY
+ PORT_BIT(0x04, 0x00, IPT_JOYSTICK_DOWN) PORT_8WAY
+ PORT_BIT(0x08, 0x00, IPT_JOYSTICK_LEFT) PORT_8WAY
+ PORT_BIT(0x10, 0x00, IPT_JOYSTICK_RIGHT) PORT_8WAY
+INPUT_PORTS_END
+
+static INPUT_PORTS_START( mz800 )
+ PORT_INCLUDE(mz700)
+
+ PORT_MODIFY("JOY")
+ PORT_BIT(0x1f, 0x00, IPT_UNUSED)
+
+ PORT_START("atari_joy1")
+ PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_JOYSTICK_UP) PORT_PLAYER(1) PORT_8WAY
+ PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN) PORT_PLAYER(1) PORT_8WAY
+ PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT) PORT_PLAYER(1) PORT_8WAY
+ PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT) PORT_PLAYER(1) PORT_8WAY
+ PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_BUTTON1) PORT_PLAYER(1)
+ PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_BUTTON2) PORT_PLAYER(1)
+
+ PORT_START("atari_joy2")
+ PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_JOYSTICK_UP) PORT_PLAYER(2) PORT_8WAY
+ PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN) PORT_PLAYER(2) PORT_8WAY
+ PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT) PORT_PLAYER(2) PORT_8WAY
+ PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT) PORT_PLAYER(2) PORT_8WAY
+ PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_BUTTON1) PORT_PLAYER(2)
+ PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_BUTTON2) PORT_PLAYER(2)
+
+ PORT_START("system_settings")
+ PORT_DIPNAME(0x01, 0x00, "Mode selection")
+ PORT_DIPLOCATION("SW:4")
+ PORT_DIPSETTING(0x01, "MZ-700")
+ PORT_DIPSETTING(0x00, "MZ-800")
+ PORT_DIPNAME(0x06, 0x06, "Printer selection")
+ PORT_DIPLOCATION("SW:3,2")
+ PORT_DIPSETTING(0x06, "MZ printer")
+ PORT_DIPSETTING(0x00, "Centronics printer")
+ PORT_DIPNAME(0x08, 0x08, "Cassette polarity")
+ PORT_DIPLOCATION("SW:1")
+ PORT_DIPSETTING(0x08, DEF_STR(Unknown))
+ PORT_DIPSETTING(0x00, DEF_STR(Unknown))
+INPUT_PORTS_END
+
+
+/***************************************************************************
+ GFX LAYOUT
+***************************************************************************/
+
+static const gfx_layout mz700_layout =
+{
+ 8, 8, /* 8 x 8 graphics */
+ 512, /* 512 codes */
+ 1, /* 1 bit per pixel */
+ { 0 }, /* no bitplanes */
+ { 7, 6, 5, 4, 3, 2, 1, 0 },
+ { 0*8, 1*8, 2*8, 3*8, 4*8, 5*8, 6*8, 7*8 },
+ 8 * 8 /* code takes 8 times 8 bits */
+};
+
+static GFXDECODE_START( mz700 )
+ GFXDECODE_ENTRY("cgrom", 0, mz700_layout, 0, 4)
+GFXDECODE_END
+
+static GFXDECODE_START( mz800 )
+ GFXDECODE_ENTRY("monitor", 0x1000, mz700_layout, 0, 4) // for mz800 viewer only
+GFXDECODE_END
+
+
+/***************************************************************************
+ MACHINE DRIVERS
+***************************************************************************/
+
+static MACHINE_CONFIG_START( mz700, mz_state )
+ /* basic machine hardware */
+ MCFG_CPU_ADD("maincpu", Z80, XTAL_17_73447MHz/5)
+ MCFG_CPU_PROGRAM_MAP(mz700_mem)
+ MCFG_CPU_IO_MAP(mz700_io)
+ MCFG_DEVICE_ADD("banke", ADDRESS_MAP_BANK, 0)
+ MCFG_DEVICE_PROGRAM_MAP(mz700_banke)
+ MCFG_ADDRESS_MAP_BANK_ENDIANNESS(ENDIANNESS_LITTLE)
+ MCFG_ADDRESS_MAP_BANK_DATABUS_WIDTH(8)
+ MCFG_ADDRESS_MAP_BANK_ADDRBUS_WIDTH(16)
+ MCFG_ADDRESS_MAP_BANK_STRIDE(0x2000)
+
+ MCFG_MACHINE_RESET_OVERRIDE(mz_state, mz700)
+
+ /* video hardware */
+ MCFG_SCREEN_ADD("screen", RASTER)
+ MCFG_SCREEN_RAW_PARAMS(XTAL_17_73447MHz/2, 568, 0, 40*8, 312, 0, 25*8)
+ MCFG_SCREEN_UPDATE_DRIVER(mz_state, screen_update_mz700)
+ MCFG_SCREEN_PALETTE("palette")
+ MCFG_PALETTE_ADD_3BIT_RGB("palette")
+
+ MCFG_GFXDECODE_ADD("gfxdecode", "palette", mz700)
+
+ /* sound hardware */
+ MCFG_SPEAKER_STANDARD_MONO("mono")
+ MCFG_SOUND_WAVE_ADD(WAVE_TAG, "cassette")
+ MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.05)
+ MCFG_SOUND_ADD("speaker", SPEAKER_SOUND, 0)
+ MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.50)
+
+ /* ne556 timers */
+ MCFG_TIMER_DRIVER_ADD_PERIODIC("cursor", mz_state, ne556_cursor_callback, attotime::from_hz(1.5))
+ MCFG_TIMER_DRIVER_ADD_PERIODIC("other", mz_state, ne556_other_callback, attotime::from_hz(34.5))
+
+ /* devices */
+ MCFG_DEVICE_ADD("pit8253", PIT8253, 0)
+ MCFG_PIT8253_CLK0(XTAL_17_73447MHz/20)
+ MCFG_PIT8253_OUT0_HANDLER(WRITELINE(mz_state, pit_out0_changed))
+ MCFG_PIT8253_CLK1(15611.0)
+ MCFG_PIT8253_OUT1_HANDLER(DEVWRITELINE("pit8253", pit8253_device, write_clk2))
+ MCFG_PIT8253_CLK2(0)
+ MCFG_PIT8253_OUT2_HANDLER(WRITELINE(mz_state, pit_irq_2))
+
+ MCFG_DEVICE_ADD("ppi8255", I8255, 0)
+ MCFG_I8255_OUT_PORTA_CB(WRITE8(mz_state, pio_port_a_w))
+ MCFG_I8255_IN_PORTB_CB(READ8(mz_state, pio_port_b_r))
+ MCFG_I8255_IN_PORTC_CB(READ8(mz_state, pio_port_c_r))
+ MCFG_I8255_OUT_PORTC_CB(WRITE8(mz_state, pio_port_c_w))
+
+ MCFG_DEVICE_ADD("ls145", TTL74145, 0)
+
+ MCFG_CASSETTE_ADD( "cassette" )
+ MCFG_CASSETTE_FORMATS(mz700_cassette_formats)
+ MCFG_CASSETTE_DEFAULT_STATE(CASSETTE_STOPPED | CASSETTE_MOTOR_ENABLED | CASSETTE_SPEAKER_ENABLED)
+ MCFG_CASSETTE_INTERFACE("mz_cass")
+
+ MCFG_SOFTWARE_LIST_ADD("cass_list","mz700_cass")
+
+ /* internal ram */
+ MCFG_RAM_ADD(RAM_TAG)
+ MCFG_RAM_DEFAULT_SIZE("64K")
+MACHINE_CONFIG_END
+
+
+static MACHINE_CONFIG_DERIVED( mz800, mz700 )
+ MCFG_DEVICE_REMOVE("banke")
+
+ /* basic machine hardware */
+ MCFG_CPU_MODIFY("maincpu")
+ MCFG_CPU_PROGRAM_MAP(mz800_mem)
+ MCFG_CPU_IO_MAP(mz800_io)
+ MCFG_DEVICE_ADD("bankf", ADDRESS_MAP_BANK, 0)
+ MCFG_DEVICE_PROGRAM_MAP(mz800_bankf)
+ MCFG_ADDRESS_MAP_BANK_ENDIANNESS(ENDIANNESS_LITTLE)
+ MCFG_ADDRESS_MAP_BANK_DATABUS_WIDTH(8)
+ MCFG_ADDRESS_MAP_BANK_ADDRBUS_WIDTH(16)
+ MCFG_ADDRESS_MAP_BANK_STRIDE(0x2000)
+
+ MCFG_MACHINE_RESET_OVERRIDE(mz_state, mz800)
+ MCFG_GFXDECODE_MODIFY("gfxdecode",mz800)
+
+ MCFG_SCREEN_MODIFY("screen")
+ MCFG_SCREEN_UPDATE_DRIVER(mz_state, screen_update_mz800)
+
+ MCFG_SOUND_ADD("sn76489n", SN76489, XTAL_17_73447MHz/5)
+ MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 1.0)
+
+ MCFG_DEVICE_REMOVE("cass_list")
+ MCFG_SOFTWARE_LIST_ADD("cass_list","mz800_cass")
+
+ /* devices */
+ MCFG_DEVICE_MODIFY("pit8253")
+ MCFG_PIT8253_CLK0(XTAL_17_73447MHz/16)
+
+ MCFG_DEVICE_ADD("z80pio", Z80PIO, XTAL_17_73447MHz/5)
+ MCFG_Z80PIO_OUT_INT_CB(WRITELINE(mz_state, mz800_z80pio_irq))
+ MCFG_Z80PIO_IN_PA_CB(READ8(mz_state, mz800_z80pio_port_a_r))
+ MCFG_Z80PIO_OUT_PA_CB(WRITE8(mz_state, mz800_z80pio_port_a_w))
+ MCFG_Z80PIO_OUT_PB_CB(DEVWRITE8("cent_data_out", output_latch_device, write))
+
+ MCFG_CENTRONICS_ADD("centronics", centronics_devices, "printer")
+
+ MCFG_CENTRONICS_OUTPUT_LATCH_ADD("cent_data_out", "centronics")
+MACHINE_CONFIG_END
+
+
+/***************************************************************************
+ ROM DEFINITIONS
+***************************************************************************/
+
+ROM_START( mz700 )
+ ROM_REGION( 0x1000, "monitor", 0 )
+ ROM_LOAD( "1z-013a.rom", 0x0000, 0x1000, CRC(4c6c6b7b) SHA1(ef8f7399e86c1dc638a5cb83efdb73369c2b5735) )
+
+ ROM_REGION( 0x1000, "cgrom", 0 )
+ ROM_LOAD( "mz700fon.int", 0x0000, 0x1000, CRC(42b9e8fb) SHA1(5128ad179a702f8e0bd9910a58bad8fbe4c20167) )
+ROM_END
+
+ROM_START( mz700j )
+ ROM_REGION( 0x1000, "monitor", 0 )
+ ROM_LOAD( "1z-009b.rom", 0x0000, 0x1000, CRC(ab1fbe6f) SHA1(7b10d7965c541393e33a265bcf71a00314d2db7a))
+
+ ROM_REGION( 0x1000, "cgrom", 0 )
+ //ROM_LOAD( "mz700fon.jp", 0x0000, 0x1000, CRC(697ec121) SHA1(5eb1d42d273b1fd2cab120486279ab8ff6c85dc7))
+ ROM_LOAD( "mz700fon.jpn", 0x0000, 0x1000, CRC(425eedf5) SHA1(bd2cc750f2d2f63e50a59786668509e81a276e32) )
+ROM_END
+
+ROM_START( mz800 )
+ ROM_REGION( 0x4000, "monitor", 0 )
+ ROM_LOAD( "mz800.rom", 0x0000, 0x4000, CRC(600d17e1) SHA1(950ce4b51429916f8036e41ba6130fac149b36e4) )
+
+ ROM_REGION( 0x10000, "user1", ROMREGION_ERASE00 ) // ramdisk
+ROM_END
+
+ROM_START( mz1500 )
+ ROM_REGION( 0x4000, "monitor", 0 )
+ ROM_LOAD( "9z-502m.rom", 0x0000, 0x1000, CRC(643db428) SHA1(c2ad8af2ef00db32afde54d5741b07de5d4da16a))
+ ROM_CONTINUE(0x2800, 0x1800)
+
+ ROM_REGION( 0x1000, "cgrom", 0 )
+ //ROM_LOAD( "mz700fon.jp", 0x0000, 0x1000, CRC(697ec121) SHA1(5eb1d42d273b1fd2cab120486279ab8ff6c85dc7))
+ ROM_LOAD( "mz700fon.jpn", 0x0000, 0x1000, CRC(425eedf5) SHA1(bd2cc750f2d2f63e50a59786668509e81a276e32) )
+
+ ROM_REGION( 0x10000, "user1", ROMREGION_ERASE00 ) // ramdisk
+ROM_END
+
+/***************************************************************************
+ GAME DRIVERS
+***************************************************************************/
+
+/* YEAR NAME PARENT COMPAT MACHINE INPUT INIT COMPANY FULLNAME */
+COMP( 1982, mz700, 0, 0, mz700, mz700, mz_state, mz700, "Sharp", "MZ-700", 0 )
+COMP( 1982, mz700j, mz700, 0, mz700, mz700, mz_state, mz700, "Sharp", "MZ-700 (Japan)", 0 )
+COMP( 1984, mz800, 0, 0, mz800, mz800, mz_state, mz800, "Sharp", "MZ-800", MACHINE_NOT_WORKING )
+COMP( 1984, mz1500, 0, 0, mz800, mz800, mz_state, mz800, "Sharp", "MZ-1500", MACHINE_NOT_WORKING ) // Japanese version of the MZ-800