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-rw-r--r--src/mame/drivers/bmjr.c385
1 files changed, 385 insertions, 0 deletions
diff --git a/src/mame/drivers/bmjr.c b/src/mame/drivers/bmjr.c
new file mode 100644
index 00000000000..4ad812b6295
--- /dev/null
+++ b/src/mame/drivers/bmjr.c
@@ -0,0 +1,385 @@
+// license:BSD-3-Clause
+// copyright-holders:Angelo Salese
+/***************************************************************************
+
+ Basic Master Jr (MB-6885) (c) 1982? Hitachi
+
+ preliminary driver by Angelo Salese
+
+ TODO:
+ - for whatever reason, BASIC won't work if you try to use it directly,
+ it does if you enter into MON first then exit (with E)
+ - tape hook-up doesn't work yet (shouldn't be hard to fix)
+ - Break key is unemulated (tied with the NMI)
+
+****************************************************************************/
+
+#include "emu.h"
+#include "cpu/m6800/m6800.h"
+#include "sound/beep.h"
+#include "imagedev/cassette.h"
+#include "sound/wave.h"
+
+
+class bmjr_state : public driver_device
+{
+public:
+ bmjr_state(const machine_config &mconfig, device_type type, const char *tag)
+ : driver_device(mconfig, type, tag),
+ m_maincpu(*this, "maincpu"),
+ m_cass(*this, "cassette"),
+ m_beep(*this, "beeper")
+ ,
+ m_p_wram(*this, "p_wram"){ }
+
+ required_device<cpu_device> m_maincpu;
+ required_device<cassette_image_device> m_cass;
+ required_device<beep_device> m_beep;
+ DECLARE_READ8_MEMBER(key_r);
+ DECLARE_WRITE8_MEMBER(key_w);
+ DECLARE_READ8_MEMBER(ff_r);
+ DECLARE_READ8_MEMBER(unk_r);
+ DECLARE_READ8_MEMBER(tape_r);
+ DECLARE_WRITE8_MEMBER(tape_w);
+ DECLARE_READ8_MEMBER(tape_stop_r);
+ DECLARE_READ8_MEMBER(tape_start_r);
+ DECLARE_WRITE8_MEMBER(xor_display_w);
+ bool m_tape_switch;
+ required_shared_ptr<UINT8> m_p_wram;
+ UINT8 *m_p_chargen;
+ UINT8 m_xor_display;
+ UINT8 m_key_mux;
+ DECLARE_DRIVER_INIT(bmjr);
+ virtual void machine_start();
+ virtual void machine_reset();
+ virtual void video_start();
+ UINT32 screen_update_bmjr(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
+};
+
+
+
+void bmjr_state::video_start()
+{
+ m_p_chargen = memregion("chargen")->base();
+}
+
+UINT32 bmjr_state::screen_update_bmjr(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect)
+{
+ UINT8 y,ra,chr,gfx,fg=4;
+ UINT16 sy=0,ma=0x100,x;
+ UINT8 inv = (m_xor_display) ? 0xff : 0;
+
+ for(y = 0; y < 24; y++ )
+ {
+ for (ra = 0; ra < 8; ra++)
+ {
+ UINT16 *p = &bitmap.pix16(sy++);
+
+ for (x = ma; x < ma + 32; x++)
+ {
+ chr = m_p_wram[x];
+ gfx = m_p_chargen[(chr<<3) | ra] ^ inv;
+
+ /* Display a scanline of a character */
+ *p++ = BIT(gfx, 7) ? fg : 0;
+ *p++ = BIT(gfx, 6) ? fg : 0;
+ *p++ = BIT(gfx, 5) ? fg : 0;
+ *p++ = BIT(gfx, 4) ? fg : 0;
+ *p++ = BIT(gfx, 3) ? fg : 0;
+ *p++ = BIT(gfx, 2) ? fg : 0;
+ *p++ = BIT(gfx, 1) ? fg : 0;
+ *p++ = BIT(gfx, 0) ? fg : 0;
+ }
+ }
+ ma+=32;
+ }
+
+ return 0;
+}
+
+READ8_MEMBER( bmjr_state::key_r )
+{
+ char kbdrow[6];
+ sprintf(kbdrow,"KEY%X", m_key_mux);
+ return (ioport(kbdrow)->read() & 15) | (ioport("KEYMOD")->read() << 4);
+}
+
+WRITE8_MEMBER( bmjr_state::key_w )
+{
+ m_key_mux = data & 0xf;
+
+// if(data & 0xf0)
+// printf("%02x",data & 0xf0);
+}
+
+
+READ8_MEMBER( bmjr_state::ff_r )
+{
+ return 0xff;
+}
+
+READ8_MEMBER( bmjr_state::unk_r )
+{
+ return 0x30;
+}
+
+READ8_MEMBER( bmjr_state::tape_r )
+{
+ //m_cass->change_state(CASSETTE_PLAY,CASSETTE_MASK_UISTATE);
+
+ return ((m_cass->input()) > 0.03) ? 0xff : 0x00;
+}
+
+WRITE8_MEMBER( bmjr_state::tape_w )
+{
+ if(!m_tape_switch)
+ {
+ m_beep->set_state(!BIT(data, 7));
+ }
+ else
+ {
+ //m_cass->change_state(CASSETTE_RECORD,CASSETTE_MASK_UISTATE);
+ m_cass->output(BIT(data, 0) ? -1.0 : +1.0);
+ }
+}
+
+READ8_MEMBER( bmjr_state::tape_stop_r )
+{
+ m_tape_switch = 0;
+ //m_cass->change_state(CASSETTE_STOPPED,CASSETTE_MASK_UISTATE);
+ m_cass->change_state(CASSETTE_MOTOR_DISABLED,CASSETTE_MASK_MOTOR);
+ return 0x01;
+}
+
+READ8_MEMBER( bmjr_state::tape_start_r )
+{
+ m_tape_switch = 1;
+ m_cass->change_state(CASSETTE_MOTOR_ENABLED,CASSETTE_MASK_MOTOR);
+ return 0x01;
+}
+
+WRITE8_MEMBER( bmjr_state::xor_display_w )
+{
+ m_xor_display = data;
+}
+
+static ADDRESS_MAP_START(bmjr_mem, AS_PROGRAM, 8, bmjr_state)
+ ADDRESS_MAP_UNMAP_HIGH
+ //0x0100, 0x03ff basic vram
+ //0x0900, 0x20ff vram, modes 0x40 / 0xc0
+ //0x2100, 0x38ff vram, modes 0x44 / 0xcc
+ AM_RANGE(0x0000, 0xafff) AM_RAM AM_SHARE("p_wram")
+ AM_RANGE(0xb000, 0xdfff) AM_ROM
+ AM_RANGE(0xe000, 0xe7ff) AM_ROM
+// AM_RANGE(0xe890, 0xe890) W MP-1710 tile color
+// AM_RANGE(0xe891, 0xe891) W MP-1710 background color
+// AM_RANGE(0xe892, 0xe892) W MP-1710 monochrome / color setting
+ AM_RANGE(0xee00, 0xee00) AM_READ(tape_stop_r) //R stop tape
+ AM_RANGE(0xee20, 0xee20) AM_READ(tape_start_r) //R start tape
+ AM_RANGE(0xee40, 0xee40) AM_WRITE(xor_display_w) //W Picture reverse
+ AM_RANGE(0xee80, 0xee80) AM_READWRITE(tape_r,tape_w)//RW tape input / output
+ AM_RANGE(0xeec0, 0xeec0) AM_READWRITE(key_r,key_w)//RW keyboard
+ AM_RANGE(0xef00, 0xef00) AM_READ(ff_r) //R timer
+ AM_RANGE(0xef40, 0xef40) AM_READ(ff_r) //R unknown
+ AM_RANGE(0xef80, 0xef80) AM_READ(unk_r) //R unknown
+// AM_RANGE(0xefe0, 0xefe0) W screen mode
+ AM_RANGE(0xf000, 0xffff) AM_ROM
+ADDRESS_MAP_END
+
+/* Input ports */
+static INPUT_PORTS_START( bmjr )
+ PORT_START("KEY0")
+ PORT_BIT(0x01,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("Z") PORT_CODE(KEYCODE_Z) PORT_CHAR('Z')
+ 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("Q") PORT_CODE(KEYCODE_Q) PORT_CHAR('Q')
+ PORT_BIT(0x08,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("1 !") PORT_CODE(KEYCODE_1) PORT_CHAR('1') PORT_CHAR('!')
+ PORT_BIT(0xf0,IP_ACTIVE_LOW,IPT_UNUSED )
+
+ PORT_START("KEY1")
+ 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("S") PORT_CODE(KEYCODE_S) PORT_CHAR('S')
+ PORT_BIT(0x04,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("W") PORT_CODE(KEYCODE_W) PORT_CHAR('W')
+ PORT_BIT(0x08,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("2 \"") PORT_CODE(KEYCODE_2) PORT_CHAR('2') PORT_CHAR('\"')
+ PORT_BIT(0xf0,IP_ACTIVE_LOW,IPT_UNUSED )
+
+ PORT_START("KEY2")
+ PORT_BIT(0x01,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("C") PORT_CODE(KEYCODE_C) PORT_CHAR('C')
+ PORT_BIT(0x02,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("D") PORT_CODE(KEYCODE_D) PORT_CHAR('D')
+ PORT_BIT(0x04,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("E") PORT_CODE(KEYCODE_E) PORT_CHAR('E')
+ PORT_BIT(0x08,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("3 #") PORT_CODE(KEYCODE_3) PORT_CHAR('3') PORT_CHAR('#')
+ PORT_BIT(0xf0,IP_ACTIVE_LOW,IPT_UNUSED )
+
+ PORT_START("KEY3")
+ PORT_BIT(0x01,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("V") PORT_CODE(KEYCODE_V) PORT_CHAR('V')
+ PORT_BIT(0x02,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("F") PORT_CODE(KEYCODE_F) PORT_CHAR('F')
+ 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("4 $") PORT_CODE(KEYCODE_4) PORT_CHAR('4') PORT_CHAR('$')
+ PORT_BIT(0xf0,IP_ACTIVE_LOW,IPT_UNUSED )
+
+ PORT_START("KEY4")
+ PORT_BIT(0x01,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("B") PORT_CODE(KEYCODE_B) PORT_CHAR('B')
+ PORT_BIT(0x02,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("G") PORT_CODE(KEYCODE_G) PORT_CHAR('G')
+ PORT_BIT(0x04,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("T") PORT_CODE(KEYCODE_T) PORT_CHAR('T')
+ PORT_BIT(0x08,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("5 %") PORT_CODE(KEYCODE_5) PORT_CHAR('5') PORT_CHAR('%')
+ PORT_BIT(0xf0,IP_ACTIVE_LOW,IPT_UNUSED )
+
+ PORT_START("KEY5")
+ PORT_BIT(0x01,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("N") PORT_CODE(KEYCODE_N) PORT_CHAR('N')
+ PORT_BIT(0x02,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("H") PORT_CODE(KEYCODE_H) PORT_CHAR('H')
+ PORT_BIT(0x04,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("Y") PORT_CODE(KEYCODE_Y) PORT_CHAR('Y')
+ PORT_BIT(0x08,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("6 &") PORT_CODE(KEYCODE_6) PORT_CHAR('6') PORT_CHAR('&')
+ PORT_BIT(0xf0,IP_ACTIVE_LOW,IPT_UNUSED )
+
+ PORT_START("KEY6")
+ PORT_BIT(0x01,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("M") PORT_CODE(KEYCODE_M) PORT_CHAR('M')
+ PORT_BIT(0x02,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("J") PORT_CODE(KEYCODE_J) PORT_CHAR('J')
+ PORT_BIT(0x04,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("U") PORT_CODE(KEYCODE_U) PORT_CHAR('U')
+ PORT_BIT(0x08,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("7 \'") PORT_CODE(KEYCODE_7) PORT_CHAR('7') PORT_CHAR('\'')
+ PORT_BIT(0xf0,IP_ACTIVE_LOW,IPT_UNUSED )
+
+ PORT_START("KEY7")
+ PORT_BIT(0x01,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME(", <") PORT_CODE(KEYCODE_COMMA) PORT_CHAR(',') PORT_CHAR('<')
+ PORT_BIT(0x02,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("K") PORT_CODE(KEYCODE_K) PORT_CHAR('K')
+ PORT_BIT(0x04,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("I") PORT_CODE(KEYCODE_I) PORT_CHAR('I')
+ PORT_BIT(0x08,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("8 (") PORT_CODE(KEYCODE_8) PORT_CHAR('8') PORT_CHAR('(')
+ PORT_BIT(0xf0,IP_ACTIVE_LOW,IPT_UNUSED )
+
+ PORT_START("KEY8")
+ PORT_BIT(0x01,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME(". >") PORT_CODE(KEYCODE_STOP) PORT_CHAR('.') PORT_CHAR('>')
+ PORT_BIT(0x02,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("L") PORT_CODE(KEYCODE_L) PORT_CHAR('L')
+ PORT_BIT(0x04,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("O") PORT_CODE(KEYCODE_O) PORT_CHAR('O')
+ PORT_BIT(0x08,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("9 )") PORT_CODE(KEYCODE_9) PORT_CHAR('9') PORT_CHAR(')')
+ PORT_BIT(0xf0,IP_ACTIVE_LOW,IPT_UNUSED )
+
+ PORT_START("KEY9")
+ PORT_BIT(0x01,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("/ ?") PORT_CODE(KEYCODE_SLASH) PORT_CHAR('/') PORT_CHAR('?')
+ PORT_BIT(0x02,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("; +") PORT_CODE(KEYCODE_COLON) PORT_CHAR(';') PORT_CHAR('+')
+ PORT_BIT(0x04,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("P") PORT_CODE(KEYCODE_P) PORT_CHAR('P')
+ PORT_BIT(0x08,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("0") PORT_CODE(KEYCODE_0) PORT_CHAR('0')
+ PORT_BIT(0xf0,IP_ACTIVE_LOW,IPT_UNUSED )
+
+ PORT_START("KEYA")
+ PORT_BIT(0x01,IP_ACTIVE_LOW,IPT_UNUSED )
+ PORT_BIT(0x02,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME(": *") PORT_CODE(KEYCODE_QUOTE) PORT_CHAR(':') PORT_CHAR('*')
+ PORT_BIT(0x04,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("@ Up") PORT_CODE(KEYCODE_8_PAD) PORT_CHAR('@')
+ PORT_BIT(0x08,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("- =") PORT_CODE(KEYCODE_MINUS) PORT_CHAR('-') PORT_CHAR('=')
+ PORT_BIT(0xf0,IP_ACTIVE_LOW,IPT_UNUSED )
+
+ PORT_START("KEYB")
+ PORT_BIT(0x01,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("Space") PORT_CODE(KEYCODE_SPACE) PORT_CHAR(' ')
+ PORT_BIT(0x02,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("]") PORT_CODE(KEYCODE_CLOSEBRACE) PORT_CHAR(']')
+ PORT_BIT(0x04,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("[ Down") PORT_CODE(KEYCODE_OPENBRACE) PORT_CODE(KEYCODE_2_PAD) PORT_CHAR('[')
+ PORT_BIT(0x08,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("^ Right") PORT_CODE(KEYCODE_6_PAD) PORT_CHAR('^')
+ PORT_BIT(0xf0,IP_ACTIVE_LOW,IPT_UNUSED )
+
+ PORT_START("KEYC")
+ PORT_BIT(0x01,IP_ACTIVE_LOW,IPT_UNUSED)
+ PORT_BIT(0x02,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("Enter") PORT_CODE(KEYCODE_ENTER) PORT_CHAR(13)
+ PORT_BIT(0x04,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("Backspace") PORT_CODE(KEYCODE_BACKSPACE) PORT_CHAR(8)
+ PORT_BIT(0x08,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("\xC2\xA5 / Left") PORT_CODE(KEYCODE_4_PAD)
+ PORT_BIT(0xf0,IP_ACTIVE_LOW,IPT_UNUSED )
+
+ PORT_START("KEYD")
+ PORT_DIPNAME( 0x01, 0x01, "D" )
+ PORT_DIPSETTING( 0x01, DEF_STR( Off ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( On ) )
+ PORT_DIPNAME( 0x02, 0x02, DEF_STR( Unknown ) )
+ PORT_DIPSETTING( 0x02, DEF_STR( Off ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( On ) )
+ PORT_DIPNAME( 0x04, 0x04, DEF_STR( Unknown ) )
+ PORT_DIPSETTING( 0x04, DEF_STR( Off ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( On ) )
+ PORT_DIPNAME( 0x08, 0x08, DEF_STR( Unknown ) )
+ PORT_DIPSETTING( 0x08, DEF_STR( Off ) )
+ PORT_DIPSETTING( 0x00, DEF_STR( On ) )
+ PORT_BIT( 0xf0, IP_ACTIVE_LOW, IPT_UNUSED )
+
+ PORT_START("KEYE")
+ PORT_BIT( 0xff, IP_ACTIVE_LOW, IPT_UNUSED )
+
+ PORT_START("KEYF")
+ PORT_BIT( 0xff, IP_ACTIVE_LOW, IPT_UNUSED )
+
+ PORT_START("KEYMOD") /* Note: you should press Normal to return from a Kana state and vice-versa */
+ PORT_BIT(0x01,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME(DEF_STR( Normal )) PORT_CODE(KEYCODE_LCONTROL)
+ PORT_BIT(0x02,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("Shift") PORT_CODE(KEYCODE_LSHIFT) PORT_CODE(KEYCODE_RSHIFT) PORT_CHAR(UCHAR_SHIFT_1)
+ PORT_BIT(0x04,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("Kana Shift") PORT_CODE(KEYCODE_LALT)
+ PORT_BIT(0x08,IP_ACTIVE_LOW,IPT_KEYBOARD) PORT_NAME("Kana") PORT_CODE(KEYCODE_RCONTROL)
+ PORT_BIT(0xf0,IP_ACTIVE_LOW,IPT_UNUSED )
+INPUT_PORTS_END
+
+static const gfx_layout bmjr_charlayout =
+{
+ 8, 8,
+ RGN_FRAC(1,1),
+ 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 GFXDECODE_START( bmjr )
+ GFXDECODE_ENTRY( "chargen", 0x0000, bmjr_charlayout, 0, 4 )
+GFXDECODE_END
+
+void bmjr_state::machine_start()
+{
+ m_beep->set_frequency(1200); //guesswork
+ m_beep->set_state(0);
+}
+
+void bmjr_state::machine_reset()
+{
+ m_tape_switch = 0;
+ m_cass->change_state(CASSETTE_MOTOR_DISABLED,CASSETTE_MASK_MOTOR);
+}
+
+static MACHINE_CONFIG_START( bmjr, bmjr_state )
+ /* basic machine hardware */
+ MCFG_CPU_ADD("maincpu",M6800, XTAL_4MHz/4) //unknown clock / divider
+ MCFG_CPU_PROGRAM_MAP(bmjr_mem)
+ MCFG_CPU_VBLANK_INT_DRIVER("screen", bmjr_state, irq0_line_hold)
+
+
+ /* video hardware */
+ MCFG_SCREEN_ADD("screen", RASTER)
+ MCFG_SCREEN_REFRESH_RATE(50)
+ MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(2500)) /* not accurate */
+ MCFG_SCREEN_SIZE(256, 192)
+ MCFG_SCREEN_VISIBLE_AREA(0, 256-1, 0, 192-1)
+ MCFG_SCREEN_UPDATE_DRIVER(bmjr_state, screen_update_bmjr)
+ MCFG_SCREEN_PALETTE("palette")
+
+ MCFG_PALETTE_ADD_3BIT_BRG("palette")
+ MCFG_GFXDECODE_ADD("gfxdecode", "palette", bmjr)
+
+ /* Audio */
+ MCFG_SPEAKER_STANDARD_MONO("mono")
+ MCFG_SOUND_ADD("beeper", BEEP, 0)
+ MCFG_SOUND_ROUTE(ALL_OUTPUTS,"mono",0.50)
+ MCFG_SOUND_WAVE_ADD(WAVE_TAG, "cassette")
+ MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.25)
+
+ /* Devices */
+ MCFG_CASSETTE_ADD( "cassette" )
+MACHINE_CONFIG_END
+
+/* ROM definition */
+ROM_START( bmjr )
+ ROM_REGION( 0x10000, "maincpu", ROMREGION_ERASEFF )
+ ROM_LOAD( "bas.rom", 0xb000, 0x3000, BAD_DUMP CRC(2318e04e) SHA1(cdb3535663090f5bcaba20b1dbf1f34724ef6a5f)) //12k ROMs doesn't exist ...
+ ROM_LOAD( "mon.rom", 0xf000, 0x1000, CRC(776cfa3a) SHA1(be747bc40fdca66b040e0f792b05fcd43a1565ce))
+ ROM_LOAD( "prt.rom", 0xe000, 0x0800, CRC(b9aea867) SHA1(b8dd5348790d76961b6bdef41cfea371fdbcd93d))
+
+ ROM_REGION( 0x800, "chargen", 0 )
+ ROM_LOAD( "font.rom", 0x0000, 0x0800, BAD_DUMP CRC(258c6fd7) SHA1(d7c7dd57d6fc3b3d44f14c32182717a48e24587f)) //taken from a JP emulator
+ROM_END
+
+/* Driver */
+DRIVER_INIT_MEMBER(bmjr_state,bmjr)
+{
+}
+
+/* YEAR NAME PARENT COMPAT MACHINE INPUT INIT COMPANY FULLNAME FLAGS */
+COMP( 1982, bmjr, 0, 0, bmjr, bmjr, bmjr_state, bmjr, "Hitachi", "Basic Master Jr", MACHINE_NOT_WORKING)