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Diffstat (limited to 'src/mess/drivers/cat.c')
-rw-r--r--src/mess/drivers/cat.c496
1 files changed, 496 insertions, 0 deletions
diff --git a/src/mess/drivers/cat.c b/src/mess/drivers/cat.c
new file mode 100644
index 00000000000..1a6d792879a
--- /dev/null
+++ b/src/mess/drivers/cat.c
@@ -0,0 +1,496 @@
+/***************************************************************************
+
+ Canon Cat driver by Miodrag Milanovic
+
+ 12/06/2009 Skeleton driver.
+ 15/06/2009 Working driver
+
+Pictures: http://www.regnirps.com/Apple6502stuff/apple_iie_cat.htm
+
+How to enable the FORTH interpreter (http://canoncat.org/canoncat/enableforth.html)
+
+The definitive instructions of going Forth on a Cat, tested on a living Cat.
+The Canon Cat is programmed with FORTH, a remarkably different programming language in itself.
+On the Canon Cat, you can access the FORTH interpreter with a special sequence of key presses.
+Here are exact working instructions thanks to Sandy Bumgarner:
+- Type Enable Forth Language exactly like that, capitals and all.
+- Highlight from the En to the ge, exactly [i.e. Leap back to Enable by keeping the left Leap
+ key down while typing E n a, release the leap key, then click both leap keys simultaneously],
+ and press USE FRONT with ERASE (the ANSWER command).
+- The Cat should beep and flash the ruler.
+- Then press USE FRONT and the SHIFT keys together and tap the space bar. Note that the cursor
+ stops blinking. Now a Pressing the RETURN key gets the Forth OK and you are 'in' as they say.
+
+
+ToDo:
+- Floppy drive (3.5", 256kb)
+- Beeper/speaker
+- Swyft - figure out the keyboard
+- Centronics port
+- RS232C port
+
+****************************************************************************/
+
+#include "emu.h"
+#include "cpu/m68000/m68000.h"
+#include "machine/68681.h"
+#include "machine/nvram.h"
+
+class cat_state : public driver_device
+{
+public:
+ cat_state(const machine_config &mconfig, device_type type, const char *tag)
+ : driver_device(mconfig, type, tag) ,
+ m_p_sram(*this, "p_sram"),
+ m_p_videoram(*this, "p_videoram"){ }
+
+ DECLARE_WRITE16_MEMBER(cat_video_status_w);
+ DECLARE_WRITE16_MEMBER(cat_test_mode_w);
+ DECLARE_READ16_MEMBER(cat_modem_r);
+ DECLARE_WRITE16_MEMBER(cat_modem_w);
+ DECLARE_READ16_MEMBER(cat_battery_r);
+ DECLARE_WRITE16_MEMBER(cat_printer_w);
+ DECLARE_READ16_MEMBER(cat_floppy_r);
+ DECLARE_WRITE16_MEMBER(cat_floppy_w);
+ DECLARE_READ16_MEMBER(cat_keyboard_r);
+ DECLARE_WRITE16_MEMBER(cat_keyboard_w);
+ DECLARE_WRITE16_MEMBER(cat_video_w);
+ DECLARE_READ16_MEMBER(cat_something_r);
+ optional_shared_ptr<UINT16> m_p_sram;
+ required_shared_ptr<UINT16> m_p_videoram;
+ UINT8 m_duart_inp;// = 0x0e;
+ UINT8 m_video_enable;
+ UINT16 m_pr_cont;
+ UINT8 m_keyboard_line;
+ emu_timer *m_keyboard_timer;
+};
+
+WRITE16_MEMBER( cat_state::cat_video_status_w )
+{
+ m_video_enable = BIT( data, 3 );
+}
+
+WRITE16_MEMBER( cat_state::cat_test_mode_w )
+{
+}
+
+READ16_MEMBER( cat_state::cat_modem_r )
+{
+ return 0;
+}
+
+WRITE16_MEMBER( cat_state::cat_modem_w )
+{
+}
+
+READ16_MEMBER( cat_state::cat_battery_r )
+{
+ /* just return that battery is full */
+ return 0x7fff;
+}
+
+WRITE16_MEMBER( cat_state::cat_printer_w )
+{
+ m_pr_cont = data;
+}
+
+READ16_MEMBER( cat_state::cat_floppy_r )
+{
+ return 0;
+}
+
+WRITE16_MEMBER( cat_state::cat_floppy_w )
+{
+}
+
+READ16_MEMBER( cat_state::cat_keyboard_r )
+{
+ UINT16 retVal = 0;
+ // Read country code
+ if (m_pr_cont == 0x0900)
+ retVal = ioport("DIPSW1")->read();
+
+ // Regular keyboard read
+ if (m_pr_cont == 0x0800 || m_pr_cont == 0x0a00)
+ {
+ retVal=0xff00;
+ switch(m_keyboard_line)
+ {
+ case 0x01: retVal = ioport("LINE0")->read() << 8; break;
+ case 0x02: retVal = ioport("LINE1")->read() << 8; break;
+ case 0x04: retVal = ioport("LINE2")->read() << 8; break;
+ case 0x08: retVal = ioport("LINE3")->read() << 8; break;
+ case 0x10: retVal = ioport("LINE4")->read() << 8; break;
+ case 0x20: retVal = ioport("LINE5")->read() << 8; break;
+ case 0x40: retVal = ioport("LINE6")->read() << 8; break;
+ case 0x80: retVal = ioport("LINE7")->read() << 8; break;
+ }
+ }
+ return retVal;
+}
+
+WRITE16_MEMBER( cat_state::cat_keyboard_w )
+{
+ m_keyboard_line = data >> 8;
+}
+
+WRITE16_MEMBER( cat_state::cat_video_w )
+{
+/*
+ 006500AE , ( HSS HSync Strart 89 )
+ 006480C2 , ( HST End HSync 96 )
+ 006400CE , ( HSE End H Line 104 )
+ 006180B0 , ( VDE Active Lines 344 )
+ 006100D4 , ( VSS VSync Start 362 )
+ 006080F4 , ( VST End of VSync 378 )
+ 00600120 , ( VSE End of Frame 400 )
+ 006581C0 , ( VOC Video Control Normal Syncs )
+ */
+}
+
+READ16_MEMBER( cat_state::cat_something_r )
+{
+ return 0x00ff;
+}
+
+static ADDRESS_MAP_START(cat_mem, AS_PROGRAM, 16, cat_state)
+ ADDRESS_MAP_UNMAP_HIGH
+ AM_RANGE(0x00000000, 0x0003ffff) AM_ROM // 256 KB ROM
+ AM_RANGE(0x00040000, 0x00043fff) AM_RAM AM_SHARE("p_sram") // SRAM powered by battery
+ AM_RANGE(0x00200000, 0x0027ffff) AM_ROM AM_REGION("svrom",0x0000) // SV ROM
+ AM_RANGE(0x00400000, 0x0047ffff) AM_RAM AM_SHARE("p_videoram") // 512 KB RAM
+ AM_RANGE(0x00600000, 0x0065ffff) AM_WRITE(cat_video_w) // Video chip
+ AM_RANGE(0x00800000, 0x00800001) AM_READWRITE(cat_floppy_r, cat_floppy_w)
+ AM_RANGE(0x00800002, 0x00800003) AM_WRITE(cat_keyboard_w)
+ AM_RANGE(0x00800008, 0x00800009) AM_READ(cat_something_r)
+ AM_RANGE(0x0080000a, 0x0080000b) AM_READ(cat_keyboard_r)
+ AM_RANGE(0x0080000e, 0x0080000f) AM_READWRITE(cat_battery_r,cat_printer_w)
+ AM_RANGE(0x00810000, 0x0081001f) AM_DEVREADWRITE8_LEGACY("duart68681", duart68681_r, duart68681_w, 0xff )
+ AM_RANGE(0x00820000, 0x008200ff) AM_READWRITE(cat_modem_r, cat_modem_w)// modem
+ AM_RANGE(0x00840000, 0x00840001) AM_WRITE(cat_video_status_w) // Video status
+ AM_RANGE(0x00860000, 0x00860001) AM_WRITE(cat_test_mode_w) // Test mode
+ADDRESS_MAP_END
+
+static ADDRESS_MAP_START(swyft_mem, AS_PROGRAM, 16, cat_state)
+ ADDRESS_MAP_UNMAP_HIGH
+ AM_RANGE(0x00000000, 0x0000ffff) AM_ROM // 64 KB ROM
+ AM_RANGE(0x00040000, 0x000fffff) AM_RAM AM_SHARE("p_videoram")
+ADDRESS_MAP_END
+
+/* Input ports */
+
+/* 2009-07 FP
+ FIXME: Natural keyboard does not catch all the Shifted chars. No idea of the reason! */
+static INPUT_PORTS_START( cat )
+ PORT_START("DIPSW1")
+ PORT_DIPNAME( 0x8000, 0x8000, "Mode" )
+ PORT_DIPSETTING( 0x8000, DEF_STR( Normal ) )
+ PORT_DIPSETTING( 0x0000, "Diagnostic" )
+ PORT_DIPNAME( 0x7f00,0x7f00, "Country code" )
+ PORT_DIPSETTING( 0x7f00, "United States" )
+ PORT_DIPSETTING( 0x7e00, "Canada" )
+ PORT_DIPSETTING( 0x7d00, "United Kingdom" )
+ PORT_DIPSETTING( 0x7c00, "Norway" )
+ PORT_DIPSETTING( 0x7b00, "France" )
+ PORT_DIPSETTING( 0x7a00, "Denmark" )
+ PORT_DIPSETTING( 0x7900, "Sweden" )
+ PORT_DIPSETTING( 0x7800, DEF_STR(Japan) )
+ PORT_DIPSETTING( 0x7700, "West Germany" )
+ PORT_DIPSETTING( 0x7600, "Netherlands" )
+ PORT_DIPSETTING( 0x7500, "Spain" )
+ PORT_DIPSETTING( 0x7400, "Italy" )
+ PORT_DIPSETTING( 0x7300, "Latin America" )
+ PORT_DIPSETTING( 0x7200, "South Africa" )
+ PORT_DIPSETTING( 0x7100, "Switzerland" )
+ PORT_DIPSETTING( 0x7000, "ASCII" )
+
+ PORT_START("LINE0")
+ PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_N) PORT_CHAR('n') PORT_CHAR('N')
+ PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_M) PORT_CHAR('m') PORT_CHAR('M')
+ PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_K) PORT_CHAR('k') PORT_CHAR('K')
+ PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_J) PORT_CHAR('j') PORT_CHAR('J')
+ PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_Y) PORT_CHAR('y') PORT_CHAR('Y')
+ PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_T) PORT_CHAR('t') PORT_CHAR('T')
+ PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_6) PORT_CHAR('6') PORT_CHAR('\xa2')
+ PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_5) PORT_CHAR('5') PORT_CHAR('%')
+
+ PORT_START("LINE1")
+ PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_B) PORT_CHAR('n') PORT_CHAR('B')
+ PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_COMMA) PORT_CHAR(',')
+ PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_L) PORT_CHAR('l') PORT_CHAR('L')
+ PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_H) PORT_CHAR('h') PORT_CHAR('H')
+ PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_U) PORT_CHAR('u') PORT_CHAR('U')
+ PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_R) PORT_CHAR('r') PORT_CHAR('R')
+ PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_7) PORT_CHAR('7') PORT_CHAR('&')
+ PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_4) PORT_CHAR('4') PORT_CHAR('$')
+
+ PORT_START("LINE2")
+ PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_V) PORT_CHAR('v') PORT_CHAR('V')
+ PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_STOP) PORT_CHAR('.')
+ PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_COLON) PORT_CHAR(';') PORT_CHAR(':')
+ PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_G) PORT_CHAR('g') PORT_CHAR('G')
+ PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_I) PORT_CHAR('i') PORT_CHAR('I')
+ PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_UNUSED)
+ PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_8) PORT_CHAR('8') PORT_CHAR('*')
+ PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_3) PORT_CHAR('3') PORT_CHAR('#')
+
+ PORT_START("LINE3")
+ PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_C) PORT_CHAR('c') PORT_CHAR('C')
+ PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Left USE FRONT") PORT_CODE(KEYCODE_LCONTROL)
+ PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_QUOTE) PORT_CHAR('\'') PORT_CHAR('"')
+ PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_F) PORT_CHAR('f') PORT_CHAR('F')
+ PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_O) PORT_CHAR('o') PORT_CHAR('O')
+ PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_E) PORT_CHAR('e') PORT_CHAR('E')
+ PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_9) PORT_CHAR('9') PORT_CHAR('(')
+ PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_UNUSED)
+
+ PORT_START("LINE4")
+ PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_X) PORT_CHAR('x') PORT_CHAR('X')
+ PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Right USE FRONT") PORT_CODE(KEYCODE_RCONTROL)
+ PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Right Shift") PORT_CODE(KEYCODE_F12) PORT_CHAR(UCHAR_SHIFT_1)
+ PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_D) PORT_CHAR('d') PORT_CHAR('D')
+ PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_P) PORT_CHAR('p') PORT_CHAR('P')
+ PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_W) PORT_CHAR('w') PORT_CHAR('W')
+ PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_0) PORT_CHAR('0') PORT_CHAR(')')
+ PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_2) PORT_CHAR('2') PORT_CHAR('@')
+
+ PORT_START("LINE5")
+ PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_Z) PORT_CHAR('z') PORT_CHAR('Z')
+ PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_SPACE) PORT_CHAR(' ')
+ PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Return") PORT_CODE(KEYCODE_ENTER) PORT_CHAR(13)
+ PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_S) PORT_CHAR('s') PORT_CHAR('S')
+ PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_OPENBRACE) PORT_CHAR('\xbd') PORT_CHAR('\xbc')
+ PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_Q) PORT_CHAR('q') PORT_CHAR('Q')
+ PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_MINUS) PORT_CHAR('-') PORT_CHAR('_')
+ PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_1) PORT_CHAR('1') PORT_CHAR('!')
+
+ PORT_START("LINE6")
+ PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Left Shift") PORT_CODE(KEYCODE_F1)
+ PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Left LEAP") PORT_CODE(KEYCODE_LALT)
+ PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_SLASH) PORT_CHAR('/') PORT_CHAR('?')
+ PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_A) PORT_CHAR('a') PORT_CHAR('A')
+ PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_CLOSEBRACE) PORT_CHAR(']') PORT_CHAR('[')
+ PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_TAB) PORT_CHAR('\t')
+ PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_EQUALS) PORT_CHAR('=') PORT_CHAR('+')
+ PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_UNUSED)
+
+ PORT_START("LINE7")
+ PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Shift") PORT_CODE(KEYCODE_RSHIFT) PORT_CODE(KEYCODE_LSHIFT)
+ PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Right Leap") PORT_CODE(KEYCODE_RALT)
+ PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Page") PORT_CODE(KEYCODE_PGUP) PORT_CODE(KEYCODE_PGDN)
+ PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Shift Lock") PORT_CODE(KEYCODE_CAPSLOCK)
+ PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Backspace") PORT_CODE(KEYCODE_BACKSPACE)
+ PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_UNUSED)
+ PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("UNDO") PORT_CODE(KEYCODE_BACKSLASH)
+ PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_TILDE) PORT_CHAR('\xb1') PORT_CHAR('\xb0')
+INPUT_PORTS_END
+
+static INPUT_PORTS_START( swyft )
+INPUT_PORTS_END
+
+
+static TIMER_CALLBACK(keyboard_callback)
+{
+ cputag_set_input_line(machine, "maincpu", M68K_IRQ_1, ASSERT_LINE);
+}
+
+static IRQ_CALLBACK(cat_int_ack)
+{
+ cputag_set_input_line(device->machine(), "maincpu",M68K_IRQ_1,CLEAR_LINE);
+ return M68K_INT_ACK_AUTOVECTOR;
+}
+
+static MACHINE_START(cat)
+{
+ cat_state *state = machine.driver_data<cat_state>();
+
+ state->m_duart_inp = 0x0e;
+ state->m_keyboard_timer = machine.scheduler().timer_alloc(FUNC(keyboard_callback));
+ machine.device<nvram_device>("nvram")->set_base(state->m_p_sram, 0x4000);
+}
+
+static MACHINE_RESET(cat)
+{
+ cat_state *state = machine.driver_data<cat_state>();
+ device_set_irq_callback(machine.device("maincpu"), cat_int_ack);
+ state->m_keyboard_timer->adjust(attotime::zero, 0, attotime::from_hz(120));
+}
+
+static VIDEO_START( cat )
+{
+}
+
+static SCREEN_UPDATE_IND16( cat )
+{
+ cat_state *state = screen.machine().driver_data<cat_state>();
+ UINT16 code;
+ int y, x, b;
+
+ int addr = 0;
+ if (state->m_video_enable == 1)
+ {
+ for (y = 0; y < 344; y++)
+ {
+ int horpos = 0;
+ for (x = 0; x < 42; x++)
+ {
+ code = state->m_p_videoram[addr++];
+ for (b = 15; b >= 0; b--)
+ {
+ bitmap.pix16(y, horpos++) = (code >> b) & 0x01;
+ }
+ }
+ }
+ } else {
+ const rectangle black_area(0, 672 - 1, 0, 344 - 1);
+ bitmap.fill(0, black_area);
+ }
+ return 0;
+}
+
+static TIMER_CALLBACK( swyft_reset )
+{
+ memset(machine.device("maincpu")->memory().space(AS_PROGRAM)->get_read_ptr(0xe2341), 0xff, 1);
+}
+
+static MACHINE_START(swyft)
+{
+}
+
+static MACHINE_RESET(swyft)
+{
+ machine.scheduler().timer_set(attotime::from_usec(10), FUNC(swyft_reset));
+}
+
+static VIDEO_START( swyft )
+{
+}
+
+static SCREEN_UPDATE_IND16( swyft )
+{
+ cat_state *state = screen.machine().driver_data<cat_state>();
+ UINT16 code;
+ int y, x, b;
+
+ int addr = 0;
+ for (y = 0; y < 242; y++)
+ {
+ int horpos = 0;
+ for (x = 0; x < 20; x++)
+ {
+ code = state->m_p_videoram[addr++];
+ for (b = 15; b >= 0; b--)
+ {
+ bitmap.pix16(y, horpos++) = (code >> b) & 0x01;
+ }
+ }
+ }
+ return 0;
+}
+
+static void duart_irq_handler(device_t *device, int state, UINT8 vector)
+{
+ //logerror("duart_irq_handler\n");
+}
+
+static void duart_tx(device_t *device, int channel, UINT8 data)
+{
+}
+
+static UINT8 duart_input(device_t *device)
+{
+ cat_state *state = device->machine().driver_data<cat_state>();
+
+ if (state->m_duart_inp != 0)
+ {
+ state->m_duart_inp = 0;
+ return 0x0e;
+ }
+ else
+ {
+ state->m_duart_inp = 0x0e;
+ return 0x00;
+ }
+}
+
+static const duart68681_config cat_duart68681_config =
+{
+ duart_irq_handler,
+ duart_tx,
+ duart_input,
+ NULL
+};
+
+static MACHINE_CONFIG_START( cat, cat_state )
+
+ /* basic machine hardware */
+ MCFG_CPU_ADD("maincpu",M68000, XTAL_5MHz)
+ MCFG_CPU_PROGRAM_MAP(cat_mem)
+
+ MCFG_MACHINE_START(cat)
+ MCFG_MACHINE_RESET(cat)
+
+ /* 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(672, 344)
+ MCFG_SCREEN_VISIBLE_AREA(0, 672-1, 0, 344-1)
+ MCFG_SCREEN_UPDATE_STATIC(cat)
+
+ MCFG_PALETTE_LENGTH(2)
+ MCFG_PALETTE_INIT(black_and_white)
+
+ MCFG_VIDEO_START(cat)
+
+ MCFG_DUART68681_ADD( "duart68681", XTAL_5MHz, cat_duart68681_config )
+
+ MCFG_NVRAM_ADD_0FILL("nvram")
+MACHINE_CONFIG_END
+
+static MACHINE_CONFIG_START( swyft, cat_state )
+
+ /* basic machine hardware */
+ MCFG_CPU_ADD("maincpu",M68000, XTAL_5MHz)
+ MCFG_CPU_PROGRAM_MAP(swyft_mem)
+
+ MCFG_MACHINE_START(swyft)
+ MCFG_MACHINE_RESET(swyft)
+
+ /* 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(320, 242)
+ MCFG_SCREEN_VISIBLE_AREA(0, 320-1, 0, 242-1)
+ MCFG_SCREEN_UPDATE_STATIC(swyft)
+
+ MCFG_PALETTE_LENGTH(2)
+ MCFG_PALETTE_INIT(black_and_white)
+
+ MCFG_VIDEO_START(swyft)
+MACHINE_CONFIG_END
+
+/* ROM definition */
+ROM_START( swyft )
+ ROM_REGION( 0x10000, "maincpu", ROMREGION_ERASEFF )
+ ROM_LOAD( "infoapp.lo", 0x0000, 0x8000, CRC(52c1bd66) SHA1(b3266d72970f9d64d94d405965b694f5dcb23bca) )
+ ROM_LOAD( "infoapp.hi", 0x8000, 0x8000, CRC(83505015) SHA1(693c914819dd171114a8c408f399b56b470f6be0) )
+ROM_END
+
+ROM_START( cat )
+ ROM_REGION( 0x40000, "maincpu", ROMREGION_ERASEFF )
+ // SYS ROM
+ ROM_LOAD16_BYTE( "r240l0.bin", 0x00001, 0x10000, CRC(1b89bdc4) SHA1(39c639587dc30f9d6636b46d0465f06272838432) )
+ ROM_LOAD16_BYTE( "r240h0.bin", 0x00000, 0x10000, CRC(94f89b8c) SHA1(6c336bc30636a02c625d31f3057ec86bf4d155fc) )
+ ROM_LOAD16_BYTE( "r240l1.bin", 0x20001, 0x10000, CRC(1a73be4f) SHA1(e2de2cb485f78963368fb8ceba8fb66ca56dba34) )
+ ROM_LOAD16_BYTE( "r240h1.bin", 0x20000, 0x10000, CRC(898dd9f6) SHA1(93e791dd4ed7e4afa47a04df6fdde359e41c2075) )
+
+ ROM_REGION( 0x80000, "svrom", ROMREGION_ERASEFF )
+ROM_END
+
+/* Driver */
+
+/* YEAR NAME PARENT COMPAT MACHINE INPUT INIT COMPANY FULLNAME FLAGS */
+COMP( 1985, swyft,0, 0, swyft, swyft, driver_device, 0, "Information Applicance Inc", "Swyft", GAME_NOT_WORKING | GAME_NO_SOUND)
+COMP( 1987, cat, swyft, 0, cat, cat, driver_device, 0, "Canon", "Cat", GAME_NOT_WORKING | GAME_NO_SOUND)