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diff --git a/src/mame/drivers/eurocom2.cpp b/src/mame/drivers/eurocom2.cpp
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+// license:BSD-3-Clause
+// copyright-holders:Sergey Svishchev
+/***************************************************************************
+
+ Eltec Eurocom II V7 single-board computer. Used in PPG Waveterm A.
+
+ to do:
+ - Eurocom board: timer, interrupts
+ - Waveterm: PTM, ADC, DAC, 'end' button
+ - autoboot Waveterm software without -debug being necessary
+ - support more disk image formats (.dsk, flexemu .flx)
+
+ manuals:
+ - http://seib.synth.net/documents/EurocomIIHW.pdf
+ - http://seib.synth.net/documents/wt_b_serv.pdf
+ - http://seib.synth.net/documents/wt_a_usrd.pdf
+ - http://seib.synth.net/documents/wavetermbroc.pdf
+
+ useful links:
+ - http://www.ppg.synth.net/waveterm/
+ - http://www.hermannseib.com/english/synths/ppg/waveterm.htm
+ - http://www.synthmuseum.com/ppg/ppgwterm01.html
+ - http://www.theppgs.com/waveterma.html
+ - http://machines.hyperreal.org/manufacturers/PPG/info/ppg.waveterm.revisions.txt
+ - http://www.flexusergroup.com/flexusergroup/default.htm
+ - http://web.archive.org/web/20091026234737/http://geocities.com/flexemu/
+
+****************************************************************************/
+
+#include "emu.h"
+
+#include "bus/rs232/rs232.h"
+#include "cpu/m6809/m6809.h"
+#include "formats/ppg_dsk.h"
+#include "machine/6821pia.h"
+#include "machine/6840ptm.h"
+#include "machine/6850acia.h"
+#include "machine/keyboard.h"
+#include "machine/wd_fdc.h"
+
+#include "screen.h"
+
+
+#define VC_TOTAL_HORZ 678
+#define VC_DISP_HORZ 512
+
+#define VC_TOTAL_VERT 312
+#define VC_DISP_VERT 256
+
+
+#define VERBOSE_DBG 2 /* general debug messages */
+
+#define DBG_LOG(N,M,A) \
+ do { \
+ if(VERBOSE_DBG>=N) \
+ { \
+ if( M ) \
+ logerror("%11.6f at %s: %-10s",machine().time().as_double(),machine().describe_context(),(char*)M ); \
+ logerror A; \
+ } \
+ } while (0)
+
+
+class eurocom2_state : public driver_device
+{
+public:
+ eurocom2_state(const machine_config &mconfig, device_type type, const char *tag)
+ : driver_device(mconfig, type, tag)
+ , m_maincpu(*this, "maincpu")
+ , m_pia1(*this, "pia1")
+ , m_pia2(*this, "pia2")
+ , m_acia(*this, "acia")
+ , m_fdc(*this, "fdc")
+ , m_p_videoram(*this, "videoram")
+ , m_screen(*this, "screen")
+ { }
+
+ // driver_device overrides
+ virtual void machine_reset() override;
+ virtual void machine_start() override;
+ virtual void device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr) override;
+
+ uint32_t screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
+
+ DECLARE_READ8_MEMBER(fdc_aux_r);
+ DECLARE_WRITE8_MEMBER(fdc_aux_w);
+ DECLARE_FLOPPY_FORMATS(floppy_formats);
+
+ DECLARE_WRITE8_MEMBER(vico_w);
+
+ DECLARE_READ8_MEMBER(kbd_get);
+ DECLARE_WRITE8_MEMBER(kbd_put);
+
+ emu_timer *m_sst;
+
+ DECLARE_READ_LINE_MEMBER(pia1_ca1_r);
+ DECLARE_READ_LINE_MEMBER(pia1_ca2_r);
+ DECLARE_READ_LINE_MEMBER(pia1_cb1_r);
+ DECLARE_WRITE_LINE_MEMBER(pia1_cb2_w);
+
+protected:
+ floppy_image_device *m_floppy;
+ bool m_sst_state, m_kbd_ready;
+ bitmap_ind16 m_tmpbmp;
+
+ uint8_t m_vico[2];
+ uint8_t m_kbd_data;
+
+ required_device<cpu_device> m_maincpu;
+ required_device<pia6821_device> m_pia1;
+ required_device<pia6821_device> m_pia2;
+ required_device<acia6850_device> m_acia;
+ required_device<fd1793_t> m_fdc;
+ required_shared_ptr<uint8_t> m_p_videoram;
+ required_device<screen_device> m_screen;
+};
+
+class waveterm_state : public eurocom2_state
+{
+public:
+ waveterm_state(const machine_config &mconfig, device_type type, const char *tag)
+ : eurocom2_state(mconfig, type, tag)
+ , m_pia3(*this, "pia3")
+ , m_ptm(*this, "ptm")
+ { }
+
+ DECLARE_READ8_MEMBER(waveterm_kb_r);
+ DECLARE_WRITE8_MEMBER(waveterm_kb_w);
+ DECLARE_WRITE_LINE_MEMBER(waveterm_kbh_w);
+
+ DECLARE_READ8_MEMBER(pia3_pa_r);
+ DECLARE_WRITE8_MEMBER(pia3_pa_w);
+ DECLARE_WRITE8_MEMBER(pia3_pb_w);
+ DECLARE_READ_LINE_MEMBER(pia3_ca1_r);
+ DECLARE_READ_LINE_MEMBER(pia3_ca2_r);
+ DECLARE_WRITE_LINE_MEMBER(pia3_cb2_w);
+
+ DECLARE_READ8_MEMBER(waveterm_adc);
+ DECLARE_WRITE8_MEMBER(waveterm_dac);
+
+protected:
+ bool m_driveh;
+ uint8_t m_drive;
+
+ required_device<pia6821_device> m_pia3;
+ required_device<ptm6840_device> m_ptm;
+};
+
+
+/*
+ * b0 -- timer output
+ * b1 -- 1 == two-sided diskette in drive
+ * b2..b5 nc
+ * b6 -- irq
+ * b7 -- drq
+ */
+READ8_MEMBER(eurocom2_state::fdc_aux_r)
+{
+ uint8_t data = 0;
+
+ data |= (m_floppy ? m_floppy->twosid_r() : 1) << 1;
+ data |= (m_fdc->intrq_r() << 6);
+ data |= (m_fdc->drq_r() << 7);
+
+ DBG_LOG(3, "Floppy", ("%d == %02x\n", offset, data));
+
+ return data;
+}
+
+/*
+ * b0 -- 1 = select 0
+ * ..
+ * b3 -- 1 = select 3
+ * b4 -- 1 = top head
+ * b5 -- 1 = single density
+ * b6 -- nc
+ * b7 -- 1 = enable timer interrupt
+ */
+WRITE8_MEMBER(eurocom2_state::fdc_aux_w)
+{
+ floppy_image_device *floppy0 = m_fdc->subdevice<floppy_connector>("0")->get_device();
+ floppy_image_device *floppy1 = m_fdc->subdevice<floppy_connector>("1")->get_device();
+
+ if (BIT(data, 0))
+ m_floppy = floppy0;
+ else if (BIT(data, 1))
+ m_floppy = floppy1;
+ else
+ m_floppy = nullptr;
+
+ if (m_floppy)
+ {
+ m_fdc->set_floppy(m_floppy);
+ m_floppy->ss_w(BIT(data, 4));
+ m_floppy->mon_w(0);
+ }
+ else
+ {
+ floppy0->mon_w(1);
+ floppy1->mon_w(1);
+ }
+
+ m_fdc->dden_w(BIT(data, 5));
+
+ DBG_LOG(3, "Floppy", ("%d <- %02x\n", offset, data));
+}
+
+WRITE8_MEMBER(eurocom2_state::vico_w)
+{
+ DBG_LOG(2, "VICO", ("%d <- %02x\n", offset, data));
+
+ m_vico[offset & 1] = data;
+}
+
+
+READ_LINE_MEMBER(eurocom2_state::pia1_ca2_r)
+{
+ DBG_LOG(3, "PIA1", ("CA2 == %d (SST Q14)\n", m_sst_state));
+
+ return m_sst_state;
+}
+
+READ_LINE_MEMBER(eurocom2_state::pia1_cb1_r)
+{
+ DBG_LOG(3, "PIA1", ("CB1 == %d (SST Q6)\n", m_sst_state));
+
+ return m_sst_state;
+}
+
+WRITE_LINE_MEMBER(eurocom2_state::pia1_cb2_w)
+{
+ DBG_LOG(2, "PIA1", ("CB2 <- %d (SST reset)\n", state));
+ // reset single-step timer
+}
+
+void eurocom2_state::device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr)
+{
+ m_sst_state = !m_sst_state;
+ m_pia1->ca2_w(m_sst_state);
+}
+
+
+READ_LINE_MEMBER(eurocom2_state::pia1_ca1_r)
+{
+ return m_kbd_ready;
+}
+
+/* bit 7 may be connected to something else -- see section 6.2 of Eurocom manual */
+READ8_MEMBER(eurocom2_state::kbd_get)
+{
+ return m_kbd_data;
+}
+
+WRITE8_MEMBER(eurocom2_state::kbd_put)
+{
+ m_kbd_ready = true;
+ m_kbd_data = data;
+ m_pia1->ca1_w(false);
+ m_pia1->ca1_w(true);
+}
+
+
+READ8_MEMBER(waveterm_state::waveterm_kb_r)
+{
+ uint8_t data = 0xff;
+
+ if (BIT(m_drive, 0)) data &= ioport("ROW.0")->read();
+ if (BIT(m_drive, 1)) data &= ioport("ROW.1")->read();
+ if (BIT(m_drive, 2)) data &= ioport("ROW.2")->read();
+ if (BIT(m_drive, 3)) data &= ioport("ROW.3")->read();
+ if (m_driveh) data &= ioport("ROW.4")->read();
+
+ return data;
+}
+
+WRITE8_MEMBER(waveterm_state::waveterm_kb_w)
+{
+ m_drive = (~data) >> 4;
+}
+
+WRITE_LINE_MEMBER(waveterm_state::waveterm_kbh_w)
+{
+ m_driveh = !state;
+}
+
+WRITE8_MEMBER(waveterm_state::pia3_pb_w)
+{
+}
+
+READ8_MEMBER(waveterm_state::waveterm_adc)
+{
+ return m_screen->frame_number() % 255; // XXX
+}
+
+
+uint32_t eurocom2_state::screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect)
+{
+ int x, y, offset, page;
+ uint16_t gfx, *p;
+
+ page = (m_vico[0] & 3) << 14;
+
+ for (y = 0; y < VC_DISP_VERT; y++)
+ {
+ offset = (VC_DISP_HORZ / 8) * ((m_vico[1] + y) % VC_DISP_VERT);
+ p = &m_tmpbmp.pix16(y);
+
+ for (x = offset; x < offset + VC_DISP_HORZ / 8; x++)
+ {
+ gfx = m_p_videoram[page + x];
+
+ *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);
+ }
+ }
+
+ copybitmap(bitmap, m_tmpbmp, 0, 0, 0, 0, cliprect);
+
+ return 0;
+}
+
+static ADDRESS_MAP_START(eurocom2_map, AS_PROGRAM, 8, eurocom2_state)
+ AM_RANGE(0x0000, 0xefff) AM_RAM AM_SHARE("videoram")
+ AM_RANGE(0xf000, 0xfcef) AM_ROM AM_REGION("maincpu", 0)
+ AM_RANGE(0xfcf0, 0xfcf3) AM_DEVREADWRITE("pia1", pia6821_device, read, write)
+ AM_RANGE(0xfcf4, 0xfcf4) AM_DEVREADWRITE("acia", acia6850_device, status_r, control_w)
+ AM_RANGE(0xfcf5, 0xfcf5) AM_DEVREADWRITE("acia", acia6850_device, data_r, data_w)
+ AM_RANGE(0xfcf6, 0xfcf7) AM_WRITE(vico_w)
+ AM_RANGE(0xfcf8, 0xfcfb) AM_DEVREADWRITE("pia2", pia6821_device, read, write)
+ AM_RANGE(0xfd30, 0xfd37) AM_DEVREADWRITE("fdc", fd1793_t, read, write)
+ AM_RANGE(0xfd38, 0xfd38) AM_READWRITE(fdc_aux_r, fdc_aux_w)
+ AM_RANGE(0xfd40, 0xffff) AM_ROM AM_REGION("maincpu", 0xd40) AM_WRITENOP
+ADDRESS_MAP_END
+
+static ADDRESS_MAP_START(waveterm_map, AS_PROGRAM, 8, waveterm_state)
+ AM_IMPORT_FROM(eurocom2_map)
+ AM_RANGE(0xfd00, 0xfd03) AM_DEVREADWRITE("pia3", pia6821_device, read, write)
+ AM_RANGE(0xfd08, 0xfd0f) AM_DEVREADWRITE("ptm", ptm6840_device, read, write)
+ AM_RANGE(0xfd10, 0xfd17) AM_UNMAP
+ AM_RANGE(0xfd18, 0xfd18) AM_READ(waveterm_adc) // AD558 ADC
+// AM_RANGE(0xfd20, 0xfd20) AM_READ(waveterm_dac) // ZN432 DAC ??
+ADDRESS_MAP_END
+
+static INPUT_PORTS_START(eurocom2)
+ PORT_START("S1")
+ PORT_DIPNAME(0x0f, 0x01, "Serial baud rate")
+ PORT_DIPSETTING(0x01, "9600")
+
+ PORT_DIPNAME(0x40, 0x40, "7 or 8-bit keyboard")
+ PORT_DIPSETTING(0x40, "8-bit")
+ PORT_DIPSETTING(0x00, "7-bit")
+
+ PORT_DIPNAME(0x80, 0x80, "Periodic timer")
+ PORT_DIPSETTING(0x80, DEF_STR(Yes))
+ PORT_DIPSETTING(0x00, DEF_STR(No))
+INPUT_PORTS_END
+
+static INPUT_PORTS_START(waveterm)
+ PORT_INCLUDE(eurocom2)
+
+ PORT_START("FP")
+ PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("End") PORT_CODE(KEYCODE_PRTSCR) PORT_CHAR(UCHAR_MAMEKEY(PRTSCR))
+
+ PORT_START("ROW.0")
+ PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("F1") PORT_CODE(KEYCODE_F1) PORT_CHAR(UCHAR_MAMEKEY(F1))
+ PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("F2") PORT_CODE(KEYCODE_F2) PORT_CHAR(UCHAR_MAMEKEY(F2))
+ PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("F3") PORT_CODE(KEYCODE_F3) PORT_CHAR(UCHAR_MAMEKEY(F3))
+ PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("F4") PORT_CODE(KEYCODE_F4) PORT_CHAR(UCHAR_MAMEKEY(F4))
+
+ PORT_START("ROW.1")
+ PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("F5") PORT_CODE(KEYCODE_F5) PORT_CHAR(UCHAR_MAMEKEY(F5))
+ PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("F6") PORT_CODE(KEYCODE_F6) PORT_CHAR(UCHAR_MAMEKEY(F6))
+ PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("F7") PORT_CODE(KEYCODE_F7) PORT_CHAR(UCHAR_MAMEKEY(F7))
+ PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("F8") PORT_CODE(KEYCODE_F8) PORT_CHAR(UCHAR_MAMEKEY(F8))
+
+ PORT_START("ROW.2")
+ PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("F9") PORT_CODE(KEYCODE_F9) PORT_CHAR(UCHAR_MAMEKEY(F9))
+ PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("F0") PORT_CODE(KEYCODE_F10) PORT_CHAR(UCHAR_MAMEKEY(F10))
+ PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Num 1") PORT_CODE(KEYCODE_1_PAD) PORT_CHAR(UCHAR_MAMEKEY(1_PAD))
+ PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Num 2") PORT_CODE(KEYCODE_2_PAD) PORT_CHAR(UCHAR_MAMEKEY(2_PAD))
+
+ PORT_START("ROW.3")
+ PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Num 3") PORT_CODE(KEYCODE_3_PAD) PORT_CHAR(UCHAR_MAMEKEY(3_PAD))
+ PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Num 4") PORT_CODE(KEYCODE_4_PAD) PORT_CHAR(UCHAR_MAMEKEY(4_PAD))
+ PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Num 5") PORT_CODE(KEYCODE_5_PAD) PORT_CHAR(UCHAR_MAMEKEY(5_PAD))
+ PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Num 6") PORT_CODE(KEYCODE_6_PAD) PORT_CHAR(UCHAR_MAMEKEY(6_PAD))
+
+ PORT_START("ROW.4")
+ PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Num 7") PORT_CODE(KEYCODE_7_PAD) PORT_CHAR(UCHAR_MAMEKEY(7_PAD))
+ PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Num 8") PORT_CODE(KEYCODE_8_PAD) PORT_CHAR(UCHAR_MAMEKEY(8_PAD))
+ PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Num 9") PORT_CODE(KEYCODE_9_PAD) PORT_CHAR(UCHAR_MAMEKEY(9_PAD))
+ PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Num 0") PORT_CODE(KEYCODE_0_PAD) PORT_CHAR(UCHAR_MAMEKEY(0_PAD))
+INPUT_PORTS_END
+
+
+void eurocom2_state::machine_reset()
+{
+ m_kbd_ready = false;
+ m_floppy = nullptr;
+
+ if (ioport("S1")->read() & 0x80)
+ m_sst->adjust(attotime::from_usec(12200), 0, attotime::from_usec(12200));
+ else
+ m_sst->adjust(attotime::never, 0, attotime::never);
+}
+
+void eurocom2_state::machine_start()
+{
+ m_sst = timer_alloc(0);
+ m_tmpbmp.allocate(VC_DISP_HORZ, VC_DISP_VERT);
+}
+
+
+FLOPPY_FORMATS_MEMBER( eurocom2_state::floppy_formats )
+ FLOPPY_PPG_FORMAT
+FLOPPY_FORMATS_END
+
+static SLOT_INTERFACE_START( eurocom_floppies )
+ SLOT_INTERFACE( "525qd", FLOPPY_525_QD )
+ SLOT_INTERFACE( "8dsdd", FLOPPY_8_DSDD )
+SLOT_INTERFACE_END
+
+static MACHINE_CONFIG_START( eurocom2, eurocom2_state )
+ MCFG_CPU_ADD("maincpu", M6809, XTAL_5_3586MHz/4)
+ MCFG_CPU_PROGRAM_MAP(eurocom2_map)
+
+ MCFG_SCREEN_ADD_MONOCHROME("screen", RASTER, rgb_t::green())
+ MCFG_SCREEN_RAW_PARAMS(XTAL_5_3586MHz*2, VC_TOTAL_HORZ, 0, VC_DISP_HORZ, VC_TOTAL_VERT, 0, VC_DISP_VERT)
+ MCFG_SCREEN_UPDATE_DRIVER(eurocom2_state, screen_update)
+
+ MCFG_SCREEN_PALETTE("palette")
+ MCFG_PALETTE_ADD_MONOCHROME("palette")
+
+ MCFG_DEVICE_ADD("keyboard", GENERIC_KEYBOARD, 0)
+ MCFG_GENERIC_KEYBOARD_CB(WRITE8(eurocom2_state, kbd_put))
+
+ MCFG_DEVICE_ADD("pia1", PIA6821, 0)
+ MCFG_PIA_READCA1_HANDLER(READLINE(eurocom2_state, pia1_ca1_r)) // keyboard strobe
+ MCFG_PIA_READCA2_HANDLER(READLINE(eurocom2_state, pia1_ca2_r)) // SST output Q14
+ MCFG_PIA_READCB1_HANDLER(READLINE(eurocom2_state, pia1_cb1_r)) // SST output Q6
+ MCFG_PIA_CB2_HANDLER(WRITELINE(eurocom2_state, pia1_cb2_w)) // SST reset input
+ MCFG_PIA_READPA_HANDLER(READ8(eurocom2_state, kbd_get))
+// MCFG_PIA_READPB_HANDLER(READ8(eurocom2_state, kbd_get))
+// MCFG_PIA_IRQA_HANDLER(INPUTLINE("maincpu", M6809_IRQ_LINE))
+// MCFG_PIA_IRQB_HANDLER(INPUTLINE("maincpu", M6809_IRQ_LINE))
+
+ MCFG_DEVICE_ADD("pia2", PIA6821, 0)
+// MCFG_PIA_IRQA_HANDLER(INPUTLINE("maincpu", M6809_FIRQ_LINE))
+// MCFG_PIA_IRQB_HANDLER(INPUTLINE("maincpu", M6809_FIRQ_LINE))
+
+ MCFG_DEVICE_ADD("acia", ACIA6850, 0)
+ MCFG_ACIA6850_TXD_HANDLER(DEVWRITELINE ("rs232", rs232_port_device, write_txd))
+ MCFG_ACIA6850_RTS_HANDLER(DEVWRITELINE ("rs232", rs232_port_device, write_rts))
+ MCFG_RS232_PORT_ADD("rs232", default_rs232_devices, nullptr)
+ MCFG_RS232_RXD_HANDLER(DEVWRITELINE ("acia", acia6850_device, write_rxd))
+ MCFG_RS232_CTS_HANDLER(DEVWRITELINE ("acia", acia6850_device, write_cts))
+
+ MCFG_FD1793_ADD("fdc", XTAL_2MHz/2)
+// MCFG_WD_FDC_INTRQ_CALLBACK(INPUTLINE("maincpu", M6809_IRQ_LINE))
+ MCFG_FLOPPY_DRIVE_ADD("fdc:0", eurocom_floppies, "525qd", eurocom2_state::floppy_formats)
+// MCFG_FLOPPY_DRIVE_SOUND(true)
+ MCFG_FLOPPY_DRIVE_ADD("fdc:1", eurocom_floppies, "525qd", eurocom2_state::floppy_formats)
+// MCFG_FLOPPY_DRIVE_SOUND(true)
+MACHINE_CONFIG_END
+
+static MACHINE_CONFIG_DERIVED_CLASS(waveterm, eurocom2, waveterm_state)
+ MCFG_CPU_MODIFY("maincpu")
+ MCFG_CPU_PROGRAM_MAP(waveterm_map)
+
+ MCFG_DEVICE_MODIFY("pia2")
+ MCFG_PIA_CB2_HANDLER(WRITELINE(waveterm_state, waveterm_kbh_w))
+ MCFG_PIA_WRITEPB_HANDLER(WRITE8(waveterm_state, waveterm_kb_w))
+ MCFG_PIA_READPB_HANDLER(READ8(waveterm_state, waveterm_kb_r))
+
+ // ports A(in/out), B(out), CA1(in), CA2(in), and CB2(out) = interface to PPG bus via DIL socket on WTI board
+ // CB1 -- front panel "End" button
+ MCFG_DEVICE_ADD("pia3", PIA6821, 0)
+// MCFG_PIA_READPA_HANDLER(READ8(waveterm_state, pia3_pa_r))
+// MCFG_PIA_WRITEPA_HANDLER(WRITE8(waveterm_state, pia3_pa_w))
+ MCFG_PIA_WRITEPB_HANDLER(WRITE8(waveterm_state, pia3_pb_w))
+// MCFG_PIA_READCA1_HANDLER(READLINE(waveterm_state, pia3_ca1_r))
+// MCFG_PIA_READCA2_HANDLER(READLINE(waveterm_state, pia3_ca2_r))
+ MCFG_PIA_READCB1_HANDLER(IOPORT("FP"))
+// MCFG_PIA_CB2_HANDLER(WRITELINE(waveterm_state, pia3_cb2_w))
+
+ MCFG_DEVICE_ADD("ptm", PTM6840, 0)
+
+ MCFG_SOFTWARE_LIST_ADD("disk_list", "waveterm")
+MACHINE_CONFIG_END
+
+
+ROM_START(eurocom2)
+ ROM_REGION(0x10000, "maincpu", 0)
+
+ ROM_DEFAULT_BIOS("mon54")
+ ROM_SYSTEM_BIOS(0, "mon24", "Eurocom Control V2.4")
+ ROMX_LOAD("mon24.bin", 0x0000, 0x1000, CRC(abf5e115) SHA1(d056705779e109bb56c82f906e2e5a52efe77ec1), ROM_BIOS(1))
+ ROM_SYSTEM_BIOS(1, "mon53", "Eurocom Control V5.3")
+ ROMX_LOAD("mon53.bin", 0x0000, 0x1000, CRC(fb39c2ad) SHA1(8ce07c349c56f92503f11bb63e32e32c139c003a), ROM_BIOS(2))
+ ROM_SYSTEM_BIOS(2, "mon54", "Eurocom Control V5.4")
+ ROMX_LOAD("mon54.bin", 0x0000, 0x1000, CRC(2c5a4ad2) SHA1(67b9deec5a6a71d768e35ac97c16cb8992ae159f), ROM_BIOS(3))
+ ROM_SYSTEM_BIOS(3, "monu546", "Eurocom Control U5.4")
+ ROMX_LOAD("monu54-6.bin", 0x0000, 0x1000, CRC(80c82fa8) SHA1(7255bc2dd536d3dd08cca3ea46992e5ca59323b1), ROM_BIOS(4))
+ ROM_SYSTEM_BIOS(4, "neumon54", "New Monitor 5.4")
+ ROMX_LOAD("neumon54.bin", 0x0000, 0x1000, CRC(2b60ca41) SHA1(c7252d2e9b267b046f4f3ea6cd77e40d4744a33e), ROM_BIOS(5))
+ROM_END
+
+ROM_START(waveterm)
+ ROM_REGION(0x10000, "maincpu", 0)
+ ROM_LOAD("rom.bin", 0x0000, 0x1000, CRC(add3c20f) SHA1(4d47d99231bff2209634e6aac5710e782ee2f6da))
+ROM_END
+
+
+// YEAR NAME PARENT COMPAT MACHINE INPUT CLASS INIT COMPANY FULLNAME FLAGS
+COMP( 1981, eurocom2, 0, 0, eurocom2, eurocom2, driver_device, 0, "Eltec", "Eurocom II V7", MACHINE_IS_SKELETON)
+COMP( 1982, waveterm, eurocom2, 0, waveterm, waveterm, driver_device, 0, "PPG", "Waveterm A", MACHINE_IS_SKELETON)