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-rw-r--r--src/mame/drivers/mz2000.c908
1 files changed, 908 insertions, 0 deletions
diff --git a/src/mame/drivers/mz2000.c b/src/mame/drivers/mz2000.c
new file mode 100644
index 00000000000..1fa43c6fcd6
--- /dev/null
+++ b/src/mame/drivers/mz2000.c
@@ -0,0 +1,908 @@
+// license:BSD-3-Clause
+// copyright-holders:Angelo Salese
+/***************************************************************************
+
+ Sharp MZ-2000
+
+ driver by Angelo Salese
+ font conversion by Tomasz Slanina
+
+ Basically a simpler version of Sharp MZ-2500
+
+ TODO:
+ - cassette interface, basically any program that's bigger than 8kb fails to load;
+ - implement remaining video capabilities
+ - add 80b compatibility support;
+ - Vosque (color): keyboard doesn't work properly;
+
+****************************************************************************/
+
+#include "emu.h"
+#include "cpu/z80/z80.h"
+#include "machine/z80pio.h"
+#include "machine/i8255.h"
+#include "machine/wd_fdc.h"
+#include "machine/pit8253.h"
+#include "sound/beep.h"
+#include "sound/wave.h"
+#include "machine/rp5c15.h"
+#include "imagedev/cassette.h"
+#include "imagedev/flopdrv.h"
+#include "formats/2d_dsk.h"
+#include "formats/mz_cas.h"
+
+#define MASTER_CLOCK XTAL_17_73447MHz/5 /* TODO: was 4 MHz, but otherwise cassette won't work due of a bug with MZF support ... */
+
+
+class mz2000_state : public driver_device
+{
+public:
+ mz2000_state(const machine_config &mconfig, device_type type, const char *tag)
+ : driver_device(mconfig, type, tag),
+ m_cass(*this, "cassette"),
+ m_floppy(NULL),
+ m_maincpu(*this, "maincpu"),
+ m_mb8877a(*this, "mb8877a"),
+ m_floppy0(*this, "mb8877a:0"),
+ m_floppy1(*this, "mb8877a:1"),
+ m_floppy2(*this, "mb8877a:2"),
+ m_floppy3(*this, "mb8877a:3"),
+ m_pit8253(*this, "pit"),
+ m_beeper(*this, "beeper"),
+ m_region_tvram(*this, "tvram"),
+ m_region_gvram(*this, "gvram"),
+ m_region_chargen(*this, "chargen"),
+ m_region_ipl(*this, "ipl"),
+ m_region_wram(*this, "wram"),
+ m_io_key0(*this, "KEY0"),
+ m_io_key1(*this, "KEY1"),
+ m_io_key2(*this, "KEY2"),
+ m_io_key3(*this, "KEY3"),
+ m_io_key4(*this, "KEY4"),
+ m_io_key5(*this, "KEY5"),
+ m_io_key6(*this, "KEY6"),
+ m_io_key7(*this, "KEY7"),
+ m_io_key8(*this, "KEY8"),
+ m_io_key9(*this, "KEY9"),
+ m_io_keya(*this, "KEYA"),
+ m_io_keyb(*this, "KEYB"),
+ m_io_keyc(*this, "KEYC"),
+ m_io_keyd(*this, "KEYD"),
+ m_io_unused(*this, "UNUSED"),
+ m_io_config(*this, "CONFIG"),
+ m_palette(*this, "palette") { }
+
+ DECLARE_FLOPPY_FORMATS(floppy_formats);
+
+ required_device<cassette_image_device> m_cass;
+
+ floppy_image_device *m_floppy;
+
+ UINT8 m_ipl_enable;
+ UINT8 m_tvram_enable;
+ UINT8 m_gvram_enable;
+ UINT8 m_gvram_bank;
+
+ UINT8 m_key_mux;
+
+ UINT8 m_old_portc;
+ UINT8 m_width80;
+ UINT8 m_tvram_attr;
+ UINT8 m_gvram_mask;
+
+ UINT8 m_color_mode;
+ UINT8 m_has_fdc;
+ UINT8 m_hi_mode;
+
+ UINT8 m_porta_latch;
+ UINT8 m_tape_ctrl;
+ DECLARE_READ8_MEMBER(mz2000_ipl_r);
+ DECLARE_READ8_MEMBER(mz2000_wram_r);
+ DECLARE_WRITE8_MEMBER(mz2000_wram_w);
+ DECLARE_READ8_MEMBER(mz2000_tvram_r);
+ DECLARE_WRITE8_MEMBER(mz2000_tvram_w);
+ DECLARE_READ8_MEMBER(mz2000_gvram_r);
+ DECLARE_WRITE8_MEMBER(mz2000_gvram_w);
+ DECLARE_READ8_MEMBER(mz2000_mem_r);
+ DECLARE_WRITE8_MEMBER(mz2000_mem_w);
+ DECLARE_WRITE8_MEMBER(mz2000_gvram_bank_w);
+ DECLARE_WRITE8_MEMBER(floppy_select_w);
+ DECLARE_WRITE8_MEMBER(floppy_side_w);
+ DECLARE_WRITE8_MEMBER(timer_w);
+ DECLARE_WRITE8_MEMBER(mz2000_tvram_attr_w);
+ DECLARE_WRITE8_MEMBER(mz2000_gvram_mask_w);
+ virtual void machine_reset();
+ virtual void video_start();
+ UINT32 screen_update_mz2000(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
+ DECLARE_READ8_MEMBER(fdc_r);
+ DECLARE_WRITE8_MEMBER(fdc_w);
+ DECLARE_READ8_MEMBER(mz2000_porta_r);
+ DECLARE_READ8_MEMBER(mz2000_portb_r);
+ DECLARE_READ8_MEMBER(mz2000_portc_r);
+ DECLARE_WRITE8_MEMBER(mz2000_porta_w);
+ DECLARE_WRITE8_MEMBER(mz2000_portb_w);
+ DECLARE_WRITE8_MEMBER(mz2000_portc_w);
+ DECLARE_WRITE8_MEMBER(mz2000_pio1_porta_w);
+ DECLARE_READ8_MEMBER(mz2000_pio1_portb_r);
+ DECLARE_READ8_MEMBER(mz2000_pio1_porta_r);
+
+protected:
+ required_device<cpu_device> m_maincpu;
+ required_device<mb8877_t> m_mb8877a;
+ required_device<floppy_connector> m_floppy0;
+ required_device<floppy_connector> m_floppy1;
+ required_device<floppy_connector> m_floppy2;
+ required_device<floppy_connector> m_floppy3;
+ required_device<pit8253_device> m_pit8253;
+ required_device<beep_device> m_beeper;
+ required_memory_region m_region_tvram;
+ required_memory_region m_region_gvram;
+ required_memory_region m_region_chargen;
+ required_memory_region m_region_ipl;
+ required_memory_region m_region_wram;
+ required_ioport m_io_key0;
+ required_ioport m_io_key1;
+ required_ioport m_io_key2;
+ required_ioport m_io_key3;
+ required_ioport m_io_key4;
+ required_ioport m_io_key5;
+ required_ioport m_io_key6;
+ required_ioport m_io_key7;
+ required_ioport m_io_key8;
+ required_ioport m_io_key9;
+ required_ioport m_io_keya;
+ required_ioport m_io_keyb;
+ required_ioport m_io_keyc;
+ required_ioport m_io_keyd;
+ required_ioport m_io_unused;
+ required_ioport m_io_config;
+ required_device<palette_device> m_palette;
+};
+
+void mz2000_state::video_start()
+{
+}
+
+UINT32 mz2000_state::screen_update_mz2000(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect)
+{
+ UINT8 *tvram = m_region_tvram->base();
+ UINT8 *gvram = m_region_gvram->base();
+ UINT8 *gfx_data = m_region_chargen->base();
+ int x,y,xi,yi;
+ UINT8 x_size;
+ UINT32 count;
+
+ count = 0;
+
+ for(y=0;y<200;y++)
+ {
+ for(x=0;x<640;x+=8)
+ {
+ for(xi=0;xi<8;xi++)
+ {
+ int pen;
+ pen = ((gvram[count+0x4000] >> (xi)) & 1) ? 1 : 0; //B
+ pen |= ((gvram[count+0x8000] >> (xi)) & 1) ? 2 : 0; //R
+ pen |= ((gvram[count+0xc000] >> (xi)) & 1) ? 4 : 0; //G
+ pen &= m_gvram_mask;
+
+ bitmap.pix16(y*2+0, x+xi) = m_palette->pen(pen);
+ bitmap.pix16(y*2+1, x+xi) = m_palette->pen(pen);
+ }
+ count++;
+ }
+ }
+
+ x_size = (m_width80+1)*40;
+
+ for(y=0;y<25;y++)
+ {
+ for(x=0;x<x_size;x++)
+ {
+ UINT8 tile = tvram[y*x_size+x];
+ UINT8 color = m_tvram_attr & 7;
+
+ for(yi=0;yi<8*(m_hi_mode+1);yi++)
+ {
+ for(xi=0;xi<8;xi++)
+ {
+ int pen;
+ int res_x,res_y;
+ UINT16 tile_offset;
+
+ res_x = x * 8 + xi;
+ res_y = y * (8 *(m_hi_mode+1)) + yi;
+
+ if(res_x > 640-1 || res_y > (200*(m_hi_mode+1))-1)
+ continue;
+
+ tile_offset = tile*(8*(m_hi_mode+1))+yi + (m_hi_mode * 0x800);
+
+ pen = ((gfx_data[tile_offset] >> (7-xi)) & 1) ? color : -1;
+
+ /* TODO: clean this up */
+ if(pen != -1)
+ {
+ if(m_hi_mode)
+ {
+ if(m_width80 == 0)
+ {
+ bitmap.pix16(res_y, res_x*2+0) = m_palette->pen(pen);
+ bitmap.pix16(res_y, res_x*2+1) = m_palette->pen(pen);
+ }
+ else
+ {
+ bitmap.pix16(res_y, res_x) = m_palette->pen(pen);
+ }
+ }
+ else
+ {
+ if(m_width80 == 0)
+ {
+ bitmap.pix16(res_y*2+0, res_x*2+0) = m_palette->pen(pen);
+ bitmap.pix16(res_y*2+0, res_x*2+1) = m_palette->pen(pen);
+ bitmap.pix16(res_y*2+1, res_x*2+0) = m_palette->pen(pen);
+ bitmap.pix16(res_y*2+1, res_x*2+1) = m_palette->pen(pen);
+ }
+ else
+ {
+ bitmap.pix16(res_y*2+0, res_x) = m_palette->pen(pen);
+ bitmap.pix16(res_y*2+1, res_x) = m_palette->pen(pen);
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+
+ return 0;
+}
+
+READ8_MEMBER(mz2000_state::mz2000_ipl_r)
+{
+ return m_region_ipl->base()[offset];
+}
+
+READ8_MEMBER(mz2000_state::mz2000_wram_r)
+{
+ return m_region_wram->base()[offset];
+}
+
+WRITE8_MEMBER(mz2000_state::mz2000_wram_w)
+{
+ m_region_wram->base()[offset] = data;
+}
+
+READ8_MEMBER(mz2000_state::mz2000_tvram_r)
+{
+ return m_region_tvram->base()[offset];
+}
+
+WRITE8_MEMBER(mz2000_state::mz2000_tvram_w)
+{
+ m_region_tvram->base()[offset] = data;
+}
+
+READ8_MEMBER(mz2000_state::mz2000_gvram_r)
+{
+ return m_region_gvram->base()[offset+m_gvram_bank*0x4000];
+}
+
+WRITE8_MEMBER(mz2000_state::mz2000_gvram_w)
+{
+ m_region_gvram->base()[offset+m_gvram_bank*0x4000] = data;
+}
+
+
+READ8_MEMBER(mz2000_state::mz2000_mem_r)
+{
+ UINT8 page_mem;
+
+ page_mem = (offset & 0xf000) >> 12;
+
+ if(page_mem == 0 && m_ipl_enable)
+ return mz2000_ipl_r(space,offset & 0xfff);
+
+ if(((page_mem & 8) == 0) && m_ipl_enable == 0) // if ipl is enabled, 0x1000 - 0x7fff accesses to dummy region
+ return mz2000_wram_r(space,offset);
+
+ if(page_mem & 8)
+ {
+ if(page_mem == 0xd && m_tvram_enable)
+ return mz2000_tvram_r(space,offset & 0xfff);
+ else if(page_mem >= 0xc && m_gvram_enable)
+ return mz2000_gvram_r(space,offset & 0x3fff);
+ else
+ {
+ UINT16 wram_mask = (m_ipl_enable) ? 0x7fff : 0xffff;
+ return mz2000_wram_r(space,offset & wram_mask);
+ }
+ }
+
+ return 0xff;
+}
+
+WRITE8_MEMBER(mz2000_state::mz2000_mem_w)
+{
+ UINT8 page_mem;
+
+ page_mem = (offset & 0xf000) >> 12;
+
+ if((page_mem & 8) == 0 && m_ipl_enable == 0)
+ mz2000_wram_w(space,offset,data);
+
+ if(page_mem & 8)
+ {
+ if(page_mem == 0xd && m_tvram_enable)
+ mz2000_tvram_w(space,offset & 0xfff,data);
+ else if(page_mem >= 0xc && m_gvram_enable)
+ mz2000_gvram_w(space,offset & 0x3fff,data);
+ else
+ {
+ UINT16 wram_mask = (m_ipl_enable) ? 0x7fff : 0xffff;
+
+ mz2000_wram_w(space,offset & wram_mask,data);
+ }
+ }
+}
+
+WRITE8_MEMBER(mz2000_state::mz2000_gvram_bank_w)
+{
+ m_gvram_bank = data & 3;
+}
+
+READ8_MEMBER(mz2000_state::fdc_r)
+{
+ if(m_has_fdc)
+ return m_mb8877a->read(space, offset) ^ 0xff;
+
+ return 0xff;
+}
+
+WRITE8_MEMBER(mz2000_state::fdc_w)
+{
+ if(m_has_fdc)
+ m_mb8877a->write(space, offset, data ^ 0xff);
+}
+
+WRITE8_MEMBER(mz2000_state::floppy_select_w)
+{
+ switch (data & 0x03)
+ {
+ case 0: m_floppy = m_floppy0->get_device(); break;
+ case 1: m_floppy = m_floppy1->get_device(); break;
+ case 2: m_floppy = m_floppy2->get_device(); break;
+ case 3: m_floppy = m_floppy3->get_device(); break;
+ }
+
+ m_mb8877a->set_floppy(m_floppy);
+
+ // todo: bit 2 is connected to something too...
+
+ if (m_floppy)
+ m_floppy->mon_w(!BIT(data, 7));
+}
+
+WRITE8_MEMBER(mz2000_state::floppy_side_w)
+{
+ if (m_floppy)
+ m_floppy->ss_w(BIT(data, 0));
+}
+
+WRITE8_MEMBER(mz2000_state::timer_w)
+{
+ m_pit8253->write_gate0(1);
+ m_pit8253->write_gate1(1);
+ m_pit8253->write_gate0(0);
+ m_pit8253->write_gate1(0);
+ m_pit8253->write_gate0(1);
+ m_pit8253->write_gate1(1);
+}
+
+WRITE8_MEMBER(mz2000_state::mz2000_tvram_attr_w)
+{
+ m_tvram_attr = data;
+}
+
+WRITE8_MEMBER(mz2000_state::mz2000_gvram_mask_w)
+{
+ m_gvram_mask = data;
+}
+
+static ADDRESS_MAP_START(mz2000_map, AS_PROGRAM, 8, mz2000_state )
+ ADDRESS_MAP_UNMAP_HIGH
+ AM_RANGE( 0x0000, 0xffff ) AM_READWRITE(mz2000_mem_r,mz2000_mem_w)
+ADDRESS_MAP_END
+
+static ADDRESS_MAP_START(mz2000_io, AS_IO, 8, mz2000_state )
+ ADDRESS_MAP_UNMAP_HIGH
+ ADDRESS_MAP_GLOBAL_MASK(0xff)
+ AM_RANGE(0xd8, 0xdb) AM_READWRITE(fdc_r, fdc_w)
+ AM_RANGE(0xdc, 0xdc) AM_WRITE(floppy_select_w)
+ AM_RANGE(0xdd, 0xdd) AM_WRITE(floppy_side_w)
+ AM_RANGE(0xe0, 0xe3) AM_DEVREADWRITE("i8255_0", i8255_device, read, write)
+ AM_RANGE(0xe4, 0xe7) AM_DEVREADWRITE("pit", pit8253_device, read, write)
+ AM_RANGE(0xe8, 0xeb) AM_DEVREADWRITE("z80pio_1", z80pio_device, read_alt, write_alt)
+ AM_RANGE(0xf0, 0xf3) AM_WRITE(timer_w)
+// AM_RANGE(0xf4, 0xf7) CRTC
+ AM_RANGE(0xf5, 0xf5) AM_WRITE(mz2000_tvram_attr_w)
+ AM_RANGE(0xf6, 0xf6) AM_WRITE(mz2000_gvram_mask_w)
+ AM_RANGE(0xf7, 0xf7) AM_WRITE(mz2000_gvram_bank_w)
+ADDRESS_MAP_END
+
+
+/* Input ports */
+static INPUT_PORTS_START( mz2000 )
+ PORT_START("KEY0")
+ PORT_BIT(0x01,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("F1") PORT_CODE(KEYCODE_F1)
+ PORT_BIT(0x02,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("F2") PORT_CODE(KEYCODE_F2)
+ PORT_BIT(0x04,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("F3") PORT_CODE(KEYCODE_F3)
+ PORT_BIT(0x08,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("F4") PORT_CODE(KEYCODE_F4)
+ PORT_BIT(0x10,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("F5") PORT_CODE(KEYCODE_F5)
+ PORT_BIT(0x20,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("F6") PORT_CODE(KEYCODE_F6)
+ PORT_BIT(0x40,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("F7") PORT_CODE(KEYCODE_F7)
+ PORT_BIT(0x80,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("F8") PORT_CODE(KEYCODE_F8)
+
+ PORT_START("KEY1")
+ PORT_BIT(0x01,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("F9") PORT_CODE(KEYCODE_F9)
+ PORT_BIT(0x02,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("F10") PORT_CODE(KEYCODE_F10)
+ PORT_BIT(0x04,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("8 (PAD)") PORT_CODE(KEYCODE_8_PAD)
+ PORT_BIT(0x08,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("9 (PAD)") PORT_CODE(KEYCODE_9_PAD)
+ PORT_BIT(0x10,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("00 (PAD)") //PORT_CODE(KEYCODE_SLASH_PAD)
+ PORT_BIT(0x20,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME(". (PAD)") PORT_CODE(KEYCODE_DEL_PAD)
+ PORT_BIT(0x40,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("+ (PAD)") PORT_CODE(KEYCODE_PLUS_PAD)
+ PORT_BIT(0x80,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("- (PAD)") PORT_CODE(KEYCODE_MINUS_PAD)
+
+ PORT_START("KEY2")
+ PORT_BIT(0x01,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("0 (PAD)") PORT_CODE(KEYCODE_0_PAD)
+ PORT_BIT(0x02,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("1 (PAD)") PORT_CODE(KEYCODE_1_PAD)
+ PORT_BIT(0x04,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("2 (PAD)") PORT_CODE(KEYCODE_2_PAD)
+ PORT_BIT(0x08,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("3 (PAD)") PORT_CODE(KEYCODE_3_PAD)
+ PORT_BIT(0x10,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("4 (PAD)") PORT_CODE(KEYCODE_4_PAD)
+ PORT_BIT(0x20,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("5 (PAD)") PORT_CODE(KEYCODE_5_PAD)
+ PORT_BIT(0x40,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("6 (PAD)") PORT_CODE(KEYCODE_6_PAD)
+ PORT_BIT(0x80,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("7 (PAD)") PORT_CODE(KEYCODE_7_PAD)
+
+ PORT_START("KEY3")
+ PORT_BIT(0x01,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("TAB") PORT_CODE(KEYCODE_TAB)
+ PORT_BIT(0x02,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("Space") PORT_CODE(KEYCODE_SPACE) PORT_CHAR(' ')
+ PORT_BIT(0x04,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("RETURN") PORT_CODE(KEYCODE_ENTER) PORT_CHAR(27)
+ PORT_BIT(0x08,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("Up") PORT_CODE(KEYCODE_UP)
+ PORT_BIT(0x10,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("Down") PORT_CODE(KEYCODE_DOWN)
+ PORT_BIT(0x20,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("Left") PORT_CODE(KEYCODE_LEFT)
+ PORT_BIT(0x40,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("Right") PORT_CODE(KEYCODE_RIGHT)
+ PORT_BIT(0x80,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("BREAK") //PORT_CODE(KEYCODE_ESC)
+
+ PORT_START("KEY4")
+ PORT_BIT(0x01,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("/") //PORT_CODE(KEYCODE_SLASH)
+ PORT_BIT(0x02,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("A") PORT_CODE(KEYCODE_A) PORT_CHAR('A')
+ PORT_BIT(0x04,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("B") PORT_CODE(KEYCODE_B) PORT_CHAR('B')
+ PORT_BIT(0x08,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("C") PORT_CODE(KEYCODE_C) PORT_CHAR('C')
+ PORT_BIT(0x10,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("D") PORT_CODE(KEYCODE_D) PORT_CHAR('D')
+ PORT_BIT(0x20,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("E") PORT_CODE(KEYCODE_E) PORT_CHAR('E')
+ PORT_BIT(0x40,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("F") PORT_CODE(KEYCODE_F) PORT_CHAR('F')
+ PORT_BIT(0x80,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("G") PORT_CODE(KEYCODE_G) PORT_CHAR('G')
+
+ PORT_START("KEY5")
+ PORT_BIT(0x01,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("H") PORT_CODE(KEYCODE_H) PORT_CHAR('H')
+ PORT_BIT(0x02,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("I") PORT_CODE(KEYCODE_I) PORT_CHAR('I')
+ PORT_BIT(0x04,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("J") PORT_CODE(KEYCODE_J) PORT_CHAR('J')
+ PORT_BIT(0x08,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("K") PORT_CODE(KEYCODE_K) PORT_CHAR('K')
+ PORT_BIT(0x10,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("L") PORT_CODE(KEYCODE_L) PORT_CHAR('L')
+ PORT_BIT(0x20,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("M") PORT_CODE(KEYCODE_M) PORT_CHAR('M')
+ PORT_BIT(0x40,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("N") PORT_CODE(KEYCODE_N) PORT_CHAR('N')
+ PORT_BIT(0x80,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("O") PORT_CODE(KEYCODE_O) PORT_CHAR('O')
+
+ PORT_START("KEY6")
+ PORT_BIT(0x01,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("P") PORT_CODE(KEYCODE_P) PORT_CHAR('P')
+ PORT_BIT(0x02,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("Q") PORT_CODE(KEYCODE_Q) PORT_CHAR('Q')
+ PORT_BIT(0x04,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("R") PORT_CODE(KEYCODE_R) PORT_CHAR('R')
+ PORT_BIT(0x08,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("S") PORT_CODE(KEYCODE_S) PORT_CHAR('S')
+ PORT_BIT(0x10,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("T") PORT_CODE(KEYCODE_T) PORT_CHAR('T')
+ PORT_BIT(0x20,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("U") PORT_CODE(KEYCODE_U) PORT_CHAR('U')
+ PORT_BIT(0x40,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("V") PORT_CODE(KEYCODE_V) PORT_CHAR('V')
+ PORT_BIT(0x80,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("W") PORT_CODE(KEYCODE_W) PORT_CHAR('W')
+
+ PORT_START("KEY7")
+ PORT_BIT(0x01,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("X") PORT_CODE(KEYCODE_X) PORT_CHAR('X')
+ PORT_BIT(0x02,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("Y") PORT_CODE(KEYCODE_Y) PORT_CHAR('Y')
+ PORT_BIT(0x04,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("Z") PORT_CODE(KEYCODE_Z) PORT_CHAR('Z')
+ PORT_BIT(0x08,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("^")
+ PORT_BIT(0x10,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("\\")
+ PORT_BIT(0x20,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("_")
+ PORT_BIT(0x40,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME(".")
+ PORT_BIT(0x80,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME(",")
+
+ PORT_START("KEY8")
+ PORT_BIT(0x01,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("0") PORT_CODE(KEYCODE_0) PORT_CHAR('0')
+ PORT_BIT(0x02,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("1") PORT_CODE(KEYCODE_1) PORT_CHAR('1')
+ PORT_BIT(0x04,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("2") PORT_CODE(KEYCODE_2) PORT_CHAR('2')
+ PORT_BIT(0x08,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("3") PORT_CODE(KEYCODE_3) PORT_CHAR('3')
+ PORT_BIT(0x10,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("4") PORT_CODE(KEYCODE_4) PORT_CHAR('4')
+ PORT_BIT(0x20,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("5") PORT_CODE(KEYCODE_5) PORT_CHAR('5')
+ PORT_BIT(0x40,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("6") PORT_CODE(KEYCODE_6) PORT_CHAR('6')
+ PORT_BIT(0x80,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("7") PORT_CODE(KEYCODE_7) PORT_CHAR('7')
+
+ PORT_START("KEY9")
+ PORT_BIT(0x01,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("8") PORT_CODE(KEYCODE_8) PORT_CHAR('8')
+ PORT_BIT(0x02,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("9") PORT_CODE(KEYCODE_9) PORT_CHAR('9')
+ PORT_BIT(0x04,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME(":")
+ PORT_BIT(0x08,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME(";")
+ PORT_BIT(0x10,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("-") PORT_CODE(KEYCODE_MINUS)
+ PORT_BIT(0x20,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("@")
+ PORT_BIT(0x40,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("[")
+ PORT_BIT(0x80,IP_ACTIVE_LOW,IPT_UNUSED)
+
+ PORT_START("KEYA")
+ PORT_BIT(0x01,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("]")
+ PORT_BIT(0x02,IP_ACTIVE_LOW,IPT_UNUSED)
+ PORT_BIT(0x04,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("HOME") PORT_CODE(KEYCODE_HOME)
+ PORT_BIT(0x08,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("DEL") PORT_CODE(KEYCODE_BACKSPACE)
+ PORT_BIT(0x10,IP_ACTIVE_LOW,IPT_UNUSED)
+ PORT_BIT(0x20,IP_ACTIVE_LOW,IPT_UNUSED)
+ PORT_BIT(0x40,IP_ACTIVE_LOW,IPT_UNUSED)
+ PORT_BIT(0x80,IP_ACTIVE_LOW,IPT_UNUSED)
+
+ PORT_START("KEYB")
+ PORT_BIT(0x01,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("GRPH")
+ PORT_BIT(0x02,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("SLOCK")
+ PORT_BIT(0x04,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("SHIFT") PORT_CODE(KEYCODE_LSHIFT)
+ PORT_BIT(0x08,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("RVS")
+ PORT_BIT(0x10,IP_ACTIVE_LOW,IPT_UNUSED)
+ PORT_BIT(0xe0,IP_ACTIVE_LOW,IPT_UNUSED)
+
+ PORT_START("KEYC")
+ PORT_BIT(0xff,IP_ACTIVE_LOW,IPT_UNUSED)
+
+ PORT_START("KEYD")
+ PORT_BIT(0xff,IP_ACTIVE_LOW,IPT_UNUSED)
+
+ PORT_START("UNUSED")
+ PORT_BIT(0xff,IP_ACTIVE_LOW,IPT_UNUSED )
+
+ PORT_START("CONFIG")
+ PORT_CONFNAME( 0x01, 0x01, "Video Board" )
+ PORT_CONFSETTING( 0x00, "Monochrome" )
+ PORT_CONFSETTING( 0x01, "Color" )
+ PORT_CONFNAME( 0x02, 0x02, "Floppy Device" )
+ PORT_CONFSETTING( 0x00, DEF_STR( No ) )
+ PORT_CONFSETTING( 0x02, DEF_STR( Yes ) )
+ PORT_CONFNAME( 0x04, 0x04, "High Resolution" )
+ PORT_CONFSETTING( 0x00, DEF_STR( No ) )
+ PORT_CONFSETTING( 0x04, DEF_STR( Yes ) )
+INPUT_PORTS_END
+
+
+void mz2000_state::machine_reset()
+{
+ m_ipl_enable = 1;
+ m_tvram_enable = 0;
+ m_gvram_enable = 0;
+
+ m_beeper->set_frequency(4096);
+ m_beeper->set_state(0);
+
+ m_color_mode = m_io_config->read() & 1;
+ m_has_fdc = (m_io_config->read() & 2) >> 1;
+ m_hi_mode = (m_io_config->read() & 4) >> 2;
+}
+
+
+static const gfx_layout mz2000_charlayout_8 =
+{
+ 8, 8,
+ 256,
+ 1,
+ { 0 },
+ { 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
+};
+
+static const gfx_layout mz2000_charlayout_16 =
+{
+ 8, 16,
+ 256,
+ 1,
+ { 0 },
+ { STEP8(0,1) },
+ { STEP16(0,8) },
+ 8*16
+};
+
+static GFXDECODE_START( mz2000 )
+ GFXDECODE_ENTRY( "chargen", 0x0000, mz2000_charlayout_8, 0, 1 )
+ GFXDECODE_ENTRY( "chargen", 0x0800, mz2000_charlayout_16, 0, 1 )
+GFXDECODE_END
+
+READ8_MEMBER(mz2000_state::mz2000_porta_r)
+{
+ printf("A R\n");
+ return 0xff;
+}
+
+READ8_MEMBER(mz2000_state::mz2000_portb_r)
+{
+ /*
+ x--- ---- break key
+ -x-- ---- read tape data
+ --x- ---- no tape signal
+ ---x ---- no tape write signal
+ ---- x--- end of tape reached
+ ---- ---x "blank" control
+ */
+ UINT8 res = 0x80;
+
+ if(m_cass->get_image() != NULL)
+ {
+ res |= (m_cass->input() > 0.0038) ? 0x40 : 0x00;
+ res |= ((m_cass->get_state() & CASSETTE_MASK_UISTATE) == CASSETTE_PLAY) ? 0x00 : 0x20;
+ res |= (m_cass->get_position() >= m_cass->get_length()) ? 0x08 : 0x00;
+ }
+ else
+ res |= 0x20;
+
+ res |= (machine().first_screen()->vblank()) ? 0x00 : 0x01;
+
+ return res;
+}
+
+READ8_MEMBER(mz2000_state::mz2000_portc_r)
+{
+ printf("C R\n");
+ return 0xff;
+}
+
+WRITE8_MEMBER(mz2000_state::mz2000_porta_w)
+{
+ /*
+ These are enabled thru a 0->1 transition
+ x--- ---- tape "APSS"
+ -x-- ---- tape "APLAY"
+ --x- ---- tape "AREW"
+ ---x ---- reverse video
+ ---- x--- tape stop
+ ---- -x-- tape play
+ ---- --x- tape ff
+ ---- ---x tape rewind
+ */
+
+ if((m_tape_ctrl & 0x80) == 0 && data & 0x80)
+ {
+ //printf("Tape APSS control\n");
+ }
+
+ if((m_tape_ctrl & 0x40) == 0 && data & 0x40)
+ {
+ //printf("Tape APLAY control\n");
+ }
+
+ if((m_tape_ctrl & 0x20) == 0 && data & 0x20)
+ {
+ //printf("Tape AREW control\n");
+ }
+
+ if((m_tape_ctrl & 0x10) == 0 && data & 0x10)
+ {
+ //printf("reverse video control\n");
+ }
+
+ if((m_tape_ctrl & 0x08) == 0 && data & 0x08) // stop
+ {
+ m_cass->change_state(CASSETTE_MOTOR_DISABLED,CASSETTE_MASK_MOTOR);
+ m_cass->change_state(CASSETTE_STOPPED,CASSETTE_MASK_UISTATE);
+ }
+
+ if((m_tape_ctrl & 0x04) == 0 && data & 0x04) // play
+ {
+ m_cass->change_state(CASSETTE_MOTOR_ENABLED,CASSETTE_MASK_MOTOR);
+ m_cass->change_state(CASSETTE_PLAY,CASSETTE_MASK_UISTATE);
+ }
+
+ if((m_tape_ctrl & 0x02) == 0 && data & 0x02)
+ {
+ //printf("Tape FF control\n");
+ }
+
+ if((m_tape_ctrl & 0x01) == 0 && data & 0x01)
+ {
+ //printf("Tape Rewind control\n");
+ }
+
+ m_tape_ctrl = data;
+}
+
+WRITE8_MEMBER(mz2000_state::mz2000_portb_w)
+{
+ //printf("B W %02x\n",data);
+
+ // ...
+}
+
+WRITE8_MEMBER(mz2000_state::mz2000_portc_w)
+{
+ /*
+ x--- ---- tape data write
+ -x-- ---- tape rec
+ --x- ---- tape ?
+ ---x ---- tape open
+ ---- x--- 0->1 transition = IPL reset
+ ---- -x-- beeper state
+ ---- --x- 0->1 transition = Work RAM reset
+ */
+ //printf("C W %02x\n",data);
+
+ if(((m_old_portc & 8) == 0) && data & 8)
+ m_ipl_enable = 1;
+
+ if(((m_old_portc & 2) == 0) && data & 2)
+ {
+ m_ipl_enable = 0;
+ /* correct? */
+ m_maincpu->set_input_line(INPUT_LINE_RESET, PULSE_LINE);
+ }
+
+ m_beeper->set_state(data & 0x04);
+
+ m_old_portc = data;
+}
+
+WRITE8_MEMBER(mz2000_state::mz2000_pio1_porta_w)
+{
+ m_tvram_enable = ((data & 0xc0) == 0xc0);
+ m_gvram_enable = ((data & 0xc0) == 0x80);
+ m_width80 = ((data & 0x20) >> 5);
+ m_key_mux = data & 0x1f;
+
+ m_porta_latch = data;
+}
+
+READ8_MEMBER(mz2000_state::mz2000_pio1_portb_r)
+{
+ ioport_port* keynames[] = { m_io_key0, m_io_key1, m_io_key2, m_io_key3,
+ m_io_key4, m_io_key5, m_io_key6, m_io_key7,
+ m_io_key8, m_io_key9, m_io_keya, m_io_keyb,
+ m_io_keyc, m_io_keyd, m_io_unused, m_io_unused };
+
+ if(((m_key_mux & 0x10) == 0x00) || ((m_key_mux & 0x0f) == 0x0f)) //status read
+ {
+ int res,i;
+
+ res = 0xff;
+ for(i=0;i<0xe;i++)
+ res &= keynames[i]->read();
+
+ return res;
+ }
+
+ return keynames[m_key_mux & 0xf]->read();
+}
+
+READ8_MEMBER(mz2000_state::mz2000_pio1_porta_r)
+{
+ return m_porta_latch;
+}
+
+
+FLOPPY_FORMATS_MEMBER( mz2000_state::floppy_formats )
+ FLOPPY_2D_FORMAT
+FLOPPY_FORMATS_END
+
+static SLOT_INTERFACE_START( mz2000_floppies )
+ SLOT_INTERFACE("dd", FLOPPY_525_DD)
+SLOT_INTERFACE_END
+
+
+static MACHINE_CONFIG_START( mz2000, mz2000_state )
+ /* basic machine hardware */
+ MCFG_CPU_ADD("maincpu",Z80, MASTER_CLOCK)
+ MCFG_CPU_PROGRAM_MAP(mz2000_map)
+ MCFG_CPU_IO_MAP(mz2000_io)
+
+ MCFG_DEVICE_ADD("i8255_0", I8255, 0)
+ MCFG_I8255_IN_PORTA_CB(READ8(mz2000_state, mz2000_porta_r))
+ MCFG_I8255_OUT_PORTA_CB(WRITE8(mz2000_state, mz2000_porta_w))
+ MCFG_I8255_IN_PORTB_CB(READ8(mz2000_state, mz2000_portb_r))
+ MCFG_I8255_OUT_PORTB_CB(WRITE8(mz2000_state, mz2000_portb_w))
+ MCFG_I8255_IN_PORTC_CB(READ8(mz2000_state, mz2000_portc_r))
+ MCFG_I8255_OUT_PORTC_CB(WRITE8(mz2000_state, mz2000_portc_w))
+
+ MCFG_DEVICE_ADD("z80pio_1", Z80PIO, MASTER_CLOCK)
+ MCFG_Z80PIO_IN_PA_CB(READ8(mz2000_state, mz2000_pio1_porta_r))
+ MCFG_Z80PIO_OUT_PA_CB(WRITE8(mz2000_state, mz2000_pio1_porta_w))
+ MCFG_Z80PIO_IN_PB_CB(READ8(mz2000_state, mz2000_pio1_portb_r))
+
+ /* TODO: clocks aren't known */
+ MCFG_DEVICE_ADD("pit", PIT8253, 0)
+ MCFG_PIT8253_CLK0(31250)
+ MCFG_PIT8253_CLK1(31250) /* needed by "Art Magic" to boot */
+ MCFG_PIT8253_CLK2(31250)
+
+ MCFG_MB8877_ADD("mb8877a", XTAL_1MHz)
+
+ MCFG_FLOPPY_DRIVE_ADD("mb8877a:0", mz2000_floppies, "dd", mz2000_state::floppy_formats)
+ MCFG_FLOPPY_DRIVE_ADD("mb8877a:1", mz2000_floppies, "dd", mz2000_state::floppy_formats)
+ MCFG_FLOPPY_DRIVE_ADD("mb8877a:2", mz2000_floppies, "dd", mz2000_state::floppy_formats)
+ MCFG_FLOPPY_DRIVE_ADD("mb8877a:3", mz2000_floppies, "dd", mz2000_state::floppy_formats)
+
+ MCFG_SOFTWARE_LIST_ADD("flop_list", "mz2000_flop")
+
+ 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","mz2000_cass")
+
+ /* video hardware */
+ MCFG_SCREEN_ADD("screen", RASTER)
+ MCFG_SCREEN_REFRESH_RATE(60)
+ MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(2500)) /* not accurate */
+ MCFG_SCREEN_SIZE(640, 480)
+ MCFG_SCREEN_VISIBLE_AREA(0, 640-1, 0, 400-1)
+ MCFG_SCREEN_UPDATE_DRIVER(mz2000_state, screen_update_mz2000)
+ MCFG_SCREEN_PALETTE("palette")
+
+ MCFG_GFXDECODE_ADD("gfxdecode", "palette", mz2000)
+ MCFG_PALETTE_ADD_3BIT_BRG("palette")
+
+ MCFG_SPEAKER_STANDARD_MONO("mono")
+
+ MCFG_SOUND_WAVE_ADD(WAVE_TAG, "cassette")
+ MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.25)
+
+ MCFG_SOUND_ADD("beeper", BEEP, 0)
+ MCFG_SOUND_ROUTE(ALL_OUTPUTS,"mono",0.15)
+MACHINE_CONFIG_END
+
+
+
+ROM_START( mz2000 )
+ ROM_REGION( 0x1000, "ipl", ROMREGION_ERASEFF )
+ ROM_LOAD( "mz20ipl.bin",0x0000, 0x0800, CRC(d7ccf37f) SHA1(692814ffc2cf50fa8bf9e30c96ebe4a9ee536a86))
+
+ ROM_REGION( 0x10000, "maincpu", ROMREGION_ERASEFF )
+
+ ROM_REGION( 0x10000, "wram", ROMREGION_ERASE00 )
+ //ROM_LOAD( "vosque2000.mzt",0x0000, 0x80, CRC(1) SHA1(1))
+ //ROM_CONTINUE( 0x0000, 0x7f80 )
+
+ ROM_REGION( 0x1000, "tvram", ROMREGION_ERASE00 )
+
+ ROM_REGION( 0x10000, "gvram", ROMREGION_ERASE00 )
+
+ ROM_REGION( 0x1800, "chargen", 0 )
+// ROM_LOAD( "mzfont.rom", 0x0000, 0x0800, BAD_DUMP CRC(0631efc3) SHA1(99b206af5c9845995733d877e9e93e9681b982a8) ) //original has JP characters
+ /* these are hand-crafted roms, converted from bmps floating around the net */
+ ROM_LOAD( "font.bin", 0x0000, 0x0800, BAD_DUMP CRC(6ae6ce8e) SHA1(6adcdab9e4647429dd8deb73146264746b5eccda) )
+ ROM_LOAD( "font400.bin", 0x0800, 0x1000, BAD_DUMP CRC(56c5d2bc) SHA1(fea655ff5eedacf8978fa3c185485db44376e24d) )
+ROM_END
+
+ROM_START( mz2200 )
+ ROM_REGION( 0x10000, "ipl", 0 )
+ ROM_LOAD( "mz2200ipl.bin", 0x0000, 0x0800, CRC(476801e8) SHA1(6b1f0620945c5492475ea1694bd09a3fcf88549d) )
+
+ ROM_REGION( 0x10000, "maincpu", ROMREGION_ERASEFF )
+
+ ROM_REGION( 0x10000, "wram", ROMREGION_ERASE00 )
+ //ROM_LOAD( "vosque2000.mzt",0x0000, 0x80, CRC(1) SHA1(1))
+ //ROM_CONTINUE( 0x0000, 0x7f80 )
+
+ ROM_REGION( 0x1000, "tvram", ROMREGION_ERASE00 )
+
+ ROM_REGION( 0x10000, "gvram", ROMREGION_ERASE00 )
+
+ ROM_REGION( 0x1800, "chargen", 0 )
+// ROM_LOAD( "mzfont.rom", 0x0000, 0x0800, BAD_DUMP CRC(0631efc3) SHA1(99b206af5c9845995733d877e9e93e9681b982a8) ) //original has JP characters
+ /* these are hand-crafted roms, converted from bmps floating around the net */
+ ROM_LOAD( "font.bin", 0x0000, 0x0800, BAD_DUMP CRC(6ae6ce8e) SHA1(6adcdab9e4647429dd8deb73146264746b5eccda) )
+ ROM_LOAD( "font400.bin", 0x0800, 0x1000, BAD_DUMP CRC(56c5d2bc) SHA1(fea655ff5eedacf8978fa3c185485db44376e24d) )
+ROM_END
+
+
+/* Driver */
+
+/* YEAR NAME PARENT COMPAT MACHINE INPUT INIT COMPANY FULLNAME FLAGS */
+COMP( 1982, mz2000, mz80b, 0, mz2000, mz2000, driver_device, 0, "Sharp", "MZ-2000", MACHINE_NOT_WORKING )
+COMP( 1982, mz2200, mz80b, 0, mz2000, mz2000, driver_device, 0, "Sharp", "MZ-2200", MACHINE_NOT_WORKING )