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author AJR <ajrhacker@users.noreply.github.com>2020-02-18 22:06:24 -0500
committer AJR <ajrhacker@users.noreply.github.com>2020-02-18 22:07:30 -0500
commit2c586719a2570fad5f85826f09c88031ac5f3fee (patch)
tree571716a1f24956c97e8d81d612981418ac75f9bc
parent23c26cc538e6cd5cc3455e6aec25885775f1948f (diff)
New machines marked as NOT_WORKING
---------------------------------- Pied Piper Communicator 1 [Adrian Graham]
-rw-r--r--scripts/target/mame/mess.lua6
-rw-r--r--src/emu/xtal.cpp2
-rw-r--r--src/mame/drivers/pp.cpp448
-rw-r--r--src/mame/mame.lst3
-rw-r--r--src/mame/mess.flt1
5 files changed, 460 insertions, 0 deletions
diff --git a/scripts/target/mame/mess.lua b/scripts/target/mame/mess.lua
index b66bbf25270..19dcc978a9a 100644
--- a/scripts/target/mame/mess.lua
+++ b/scripts/target/mame/mess.lua
@@ -1268,6 +1268,7 @@ function linkProjects_mame_mess(_target, _subtarget)
"sony",
"sord",
"special",
+ "stm",
"sun",
"svi",
"svision",
@@ -3501,6 +3502,11 @@ files {
MAME_DIR .. "src/mame/video/special.cpp",
}
+createMESSProjects(_target, _subtarget, "stm")
+files {
+ MAME_DIR .. "src/mame/drivers/pp.cpp",
+}
+
createMESSProjects(_target, _subtarget, "sun")
files {
MAME_DIR .. "src/mame/drivers/sun1.cpp",
diff --git a/src/emu/xtal.cpp b/src/emu/xtal.cpp
index 156a452a1b8..120f832ea53 100644
--- a/src/emu/xtal.cpp
+++ b/src/emu/xtal.cpp
@@ -191,6 +191,7 @@ const double XTAL::known_xtals[] = {
12'854'400, /* 12.8544_MHz_XTAL Alphatronic P3 */
12'936'000, /* 12.936_MHz_XTAL CDC 721 */
12'979'200, /* 12.9792_MHz_XTAL Exidy 440 */
+ 13'000'000, /* 13_MHz_XTAL STM Pied Piper dot clock */
13'300'000, /* 13.3_MHz_XTAL BMC bowling */
13'330'560, /* 13.33056_MHz_XTAL Taito L */
13'333'000, /* 13.333_MHz_XTAL Ojanko High School */
@@ -354,6 +355,7 @@ const double XTAL::known_xtals[] = {
32'256'000, /* 32.256_MHz_XTAL Hitachi MB-6890 */
32'317'400, /* 32.3174_MHz_XTAL DEC VT330, VT340 */
32'530'470, /* 32.53047_MHz_XTAL Seta 2 */
+ 32'768'000, /* 32.768_MHz_XTAL Roland D-50 audio clock */
33'000'000, /* 33_MHz_XTAL Sega Model 3 video board */
33'264'000, /* 33.264_MHz_XTAL Hazeltine 1500 terminal */
33'330'000, /* 33.33_MHz_XTAL Sharp X68000 XVI */
diff --git a/src/mame/drivers/pp.cpp b/src/mame/drivers/pp.cpp
new file mode 100644
index 00000000000..69d9e404869
--- /dev/null
+++ b/src/mame/drivers/pp.cpp
@@ -0,0 +1,448 @@
+// license:BSD-3-Clause
+// copyright-holders:AJR
+/****************************************************************************
+
+ Preliminary driver for STM (Semi-Tech Microelectronics) Pied Piper.
+
+****************************************************************************/
+
+#include "emu.h"
+#include "bus/centronics/ctronics.h"
+#include "cpu/z80/z80.h"
+#include "machine/i8279.h"
+#include "machine/input_merger.h"
+#include "machine/output_latch.h"
+#include "machine/wd_fdc.h"
+#include "sound/spkrdev.h"
+#include "video/scn2674.h"
+#include "screen.h"
+#include "speaker.h"
+
+class pp_state : public driver_device
+{
+public:
+ pp_state(const machine_config &mconfig, device_type type, const char *tag)
+ : driver_device(mconfig, type, tag)
+ , m_maincpu(*this, "maincpu")
+ , m_int4(*this, "int4")
+ , m_fdc(*this, "fdc")
+ , m_pvtc(*this, "pvtc")
+ , m_speaker(*this, "speaker")
+ , m_printer(*this, "printer")
+ , m_bios(*this, "bios")
+ , m_chargen(*this, "chargen")
+ , m_kbd_rows(*this, "ROW%u", 0U)
+ , m_modifiers(*this, "MODIFIERS")
+ , m_kbd_leds(*this, "led%u", 1U)
+ , m_rom_enabled(false)
+ , m_int_pending(0)
+ , m_int_status(0xf)
+ , m_kbd_scan(0)
+ , m_kbd_release(false)
+ , m_printer_busy(false)
+ , m_mode(0)
+ {
+ }
+
+ void pp(machine_config &config);
+
+protected:
+ virtual void machine_start() override;
+ virtual void machine_reset() override;
+
+private:
+ SCN2672_DRAW_CHARACTER_MEMBER(display_char);
+
+ template<int Line> DECLARE_WRITE_LINE_MEMBER(int_w);
+ TIMER_CALLBACK_MEMBER(int_update);
+ IRQ_CALLBACK_MEMBER(intak_cb);
+
+ void kbd_scan_w(u8 data);
+ u8 kbd_cols_r();
+ DECLARE_READ_LINE_MEMBER(cntl_r);
+ DECLARE_READ_LINE_MEMBER(shift_r);
+ DECLARE_WRITE_LINE_MEMBER(printer_busy_w);
+
+ u8 memory_r(offs_t offset);
+ void memory_w(offs_t offset, u8 data);
+ u8 stat_r();
+ void co_w(u8 data);
+ void mode_w(u8 data);
+
+ void mem_map(address_map &map);
+ void io_map(address_map &map);
+ void display_map(address_map &map);
+
+ required_device<z80_device> m_maincpu;
+ required_device<input_merger_device> m_int4;
+ required_device<fd1793_device> m_fdc;
+ required_device<scn2672_device> m_pvtc;
+ required_device<speaker_sound_device> m_speaker;
+ required_device<centronics_device> m_printer;
+ required_region_ptr<u8> m_bios;
+ required_region_ptr<u8> m_chargen;
+ required_ioport_array<8> m_kbd_rows;
+ required_ioport m_modifiers;
+ output_finder<3> m_kbd_leds;
+
+ std::unique_ptr<u8[]> m_ram;
+ bool m_rom_enabled;
+ u8 m_int_pending;
+ u8 m_int_status;
+ u8 m_kbd_scan;
+ bool m_kbd_release;
+ bool m_printer_busy;
+ u8 m_mode;
+};
+
+void pp_state::machine_start()
+{
+ m_kbd_leds.resolve();
+ m_kbd_leds[0] = 1; // power LED (green) is always on
+
+ // 64K of dynamic RAM (8x 4864)
+ m_ram = make_unique_clear<u8[]>(0x10000);
+ save_pointer(NAME(m_ram), 0x10000);
+
+ save_item(NAME(m_rom_enabled));
+ save_item(NAME(m_int_pending));
+ save_item(NAME(m_int_status));
+ save_item(NAME(m_kbd_scan));
+ save_item(NAME(m_kbd_release));
+ save_item(NAME(m_printer_busy));
+ save_item(NAME(m_mode));
+}
+
+void pp_state::machine_reset()
+{
+ mode_w(0);
+ m_rom_enabled = true;
+}
+
+
+template <int Line>
+WRITE_LINE_MEMBER(pp_state::int_w)
+{
+ if (BIT(m_int_pending, Line) == state)
+ return;
+
+ if (state)
+ m_int_pending |= 1 << Line;
+ else
+ m_int_pending &= ~(1 << Line);
+
+ machine().scheduler().synchronize(timer_expired_delegate(FUNC(pp_state::int_update), this));
+}
+
+TIMER_CALLBACK_MEMBER(pp_state::int_update)
+{
+ if (m_int_pending == 0)
+ {
+ m_maincpu->set_input_line(INPUT_LINE_IRQ0, CLEAR_LINE);
+ m_int_status = 0xf;
+ }
+ else
+ {
+ m_maincpu->set_input_line(INPUT_LINE_IRQ0, ASSERT_LINE);
+
+ u8 priority = 7;
+ while (priority != 0 && !BIT(m_int_pending, priority))
+ priority--;
+ m_int_status = (priority ^ 7) << 1;
+ }
+}
+
+IRQ_CALLBACK_MEMBER(pp_state::intak_cb)
+{
+ return m_int_status;
+}
+
+
+SCN2672_DRAW_CHARACTER_MEMBER(pp_state::display_char)
+{
+ u8 dots = m_chargen[(charcode & 0x7f) << 4 | linecount];
+
+ // reverse video logic
+ if (cursor ^ (BIT(charcode, 7) && BIT(m_mode, 1)) ^ BIT(m_mode, 5))
+ dots = ~dots;
+
+ // highlight logic
+ rgb_t fg = cursor || (BIT(charcode, 7) && BIT(m_mode, 2)) ? rgb_t::white() : rgb_t(0xc0, 0xc0, 0xc0);
+
+ for (int i = 0; i < 7; i++)
+ {
+ bitmap.pix32(y, x++) = BIT(dots, 7) ? fg : rgb_t::black();
+ dots <<= 1;
+ }
+ if (!BIT(m_mode, 6))
+ bitmap.pix32(y, x++) = BIT(dots, 7) ? fg : rgb_t::black();
+}
+
+
+void pp_state::kbd_scan_w(u8 data)
+{
+ // SL3 = AUTORPT (TODO: clocks INT3)
+ m_kbd_scan = data;
+}
+
+u8 pp_state::kbd_cols_r()
+{
+ if (m_kbd_release)
+ return 0xff;
+ else
+ return m_kbd_rows[m_kbd_scan & 7]->read();
+}
+
+READ_LINE_MEMBER(pp_state::cntl_r)
+{
+ // pin 1 of J13 connector
+ return (m_modifiers->read() & 0x5) != 0x5;
+}
+
+READ_LINE_MEMBER(pp_state::shift_r)
+{
+ // pin 3 of J13 connector
+ return (m_modifiers->read() & 0x6) != 0x6;
+}
+
+WRITE_LINE_MEMBER(pp_state::printer_busy_w)
+{
+ m_printer_busy = state;
+}
+
+
+u8 pp_state::memory_r(offs_t offset)
+{
+ if (m_rom_enabled && !BIT(offset, 15))
+ {
+ // ROM accesses have 1 wait state
+ if (!machine().side_effects_disabled())
+ m_maincpu->adjust_icount(-1);
+
+ return m_bios[offset & 0xfff];
+ }
+ else
+ return m_ram[offset];
+}
+
+void pp_state::memory_w(offs_t offset, u8 data)
+{
+ if (m_rom_enabled && !BIT(offset, 15))
+ {
+ // ROM accesses have 1 wait state
+ if (!machine().side_effects_disabled())
+ m_maincpu->adjust_icount(-1);
+
+ logerror("%s: Writing %02Xh to ROM at %04Xh\n", machine().describe_context(), data, offset);
+ }
+ else
+ m_ram[offset] = data;
+}
+
+u8 pp_state::stat_r()
+{
+ if (!machine().side_effects_disabled())
+ m_rom_enabled = !BIT(m_mode, 4);
+
+ // TODO: D6 = floppy index
+ return m_int_status | (BIT(m_modifiers->read(), 3) ? 0x10 : 0x00) | (m_printer_busy ? 0x20 : 0x00) | (BIT(m_kbd_scan, 3) ? 0x80 : 0x00);
+}
+
+void pp_state::co_w(u8 data)
+{
+ // TODO: D0 = DR1/, D1 = DR2/, D2 = SS/
+
+ m_kbd_leds[2] = BIT(data, 0); // pin 21 of J13 connector
+ m_kbd_leds[1] = BIT(data, 1); // pin 22 of J13 connector
+
+ m_printer->write_strobe(!BIT(data, 3)); // pin 7 of connector
+
+ // KBIEN
+ m_int4->in_w<0>(BIT(data, 4));
+
+ // TODO: D5 = TMIEN, D6 = HDIEN
+
+ // KBREL
+ m_kbd_release = BIT(data, 7);
+}
+
+void pp_state::mode_w(u8 data)
+{
+ // D0 = 40COL, D1 = REV, D2 = HIL, D3 = CHAR (TODO), D4 = ROMSEL, D5 = BOW, D6 = DIV7-8/
+ m_pvtc->set_unscaled_clock(13_MHz_XTAL / (BIT(data, 0) ? 2 : 1) / (BIT(data, 6) ? 7 : 8));
+ m_pvtc->set_character_width(BIT(data, 6) ? 7 : 8);
+
+ m_speaker->level_w(BIT(data, 7));
+
+ m_mode = data;
+}
+
+void pp_state::mem_map(address_map &map)
+{
+ map(0x0000, 0xffff).rw(FUNC(pp_state::memory_r), FUNC(pp_state::memory_w));
+}
+
+void pp_state::io_map(address_map &map)
+{
+ map.global_mask(0xff);
+ map(0x00, 0x07).rw(m_pvtc, FUNC(scn2672_device::read), FUNC(scn2672_device::write));
+ map(0x08, 0x09).mirror(2).rw("pkdi", FUNC(i8279_device::read), FUNC(i8279_device::write));
+ map(0x0d, 0x0d).mirror(2).r(m_pvtc, FUNC(scn2672_device::buffer_r)).w("cent_data_out", FUNC(output_latch_device::bus_w));
+ map(0x10, 0x13).mirror(4).rw("fdc", FUNC(fd1793_device::read), FUNC(fd1793_device::write));
+ map(0x18, 0x18).mirror(2).rw(FUNC(pp_state::stat_r), FUNC(pp_state::co_w));
+ map(0x1c, 0x1c).mirror(2).w(m_pvtc, FUNC(scn2672_device::buffer_w));
+ map(0x1d, 0x1d).mirror(2).w(FUNC(pp_state::mode_w));
+ map(0x30, 0x37).unmaprw(); // TODO: hard disk interface
+}
+
+void pp_state::display_map(address_map &map)
+{
+ map.global_mask(0x7ff);
+ map(0x000, 0x7ff).ram(); // 4x MM2114L
+}
+
+
+static INPUT_PORTS_START(pp)
+ PORT_START("ROW0") // pin 11 of J13 connector
+ PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Esc") PORT_CHAR(0x1b) PORT_CODE(KEYCODE_ESC)
+ PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('2') PORT_CHAR('@') PORT_CODE(KEYCODE_2)
+ PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('3') PORT_CHAR('#') PORT_CODE(KEYCODE_3)
+ PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('6') PORT_CHAR('^') PORT_CODE(KEYCODE_6)
+ PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('9') PORT_CHAR('(') PORT_CODE(KEYCODE_9)
+ PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('0') PORT_CHAR(')') PORT_CODE(KEYCODE_0)
+ PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(0xa3) PORT_CHAR('~') PORT_CODE(KEYCODE_TILDE) // 0x60 unshifted internally
+ PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Del") PORT_CHAR(UCHAR_MAMEKEY(DEL)) PORT_CODE(KEYCODE_DEL) // 0x7f internally
+
+ PORT_START("ROW1") // pin 13 of J13 connector
+ PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('1') PORT_CHAR('!') PORT_CODE(KEYCODE_1)
+ PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('3') PORT_CHAR('#') PORT_CODE(KEYCODE_3)
+ PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('4') PORT_CHAR('$') PORT_CODE(KEYCODE_4)
+ PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('7') PORT_CHAR('&') PORT_CODE(KEYCODE_7)
+ PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('8') PORT_CHAR('*') PORT_CODE(KEYCODE_8)
+ PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('-') PORT_CHAR('_') PORT_CODE(KEYCODE_MINUS)
+ PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('=') PORT_CHAR('+') PORT_CODE(KEYCODE_EQUALS)
+ PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Break") PORT_CODE(KEYCODE_END)
+
+ PORT_START("ROW2") // pin 14 of J13 connector
+ PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Tab") PORT_CHAR(0x09) PORT_CODE(KEYCODE_TAB)
+ PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("E") PORT_CHAR('e') PORT_CHAR('E') PORT_CHAR(0x05) PORT_CODE(KEYCODE_E)
+ PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("R") PORT_CHAR('r') PORT_CHAR('R') PORT_CHAR(0x12) PORT_CODE(KEYCODE_R)
+ PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("U") PORT_CHAR('u') PORT_CHAR('U') PORT_CHAR(0x15) PORT_CODE(KEYCODE_U)
+ PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("I") PORT_CHAR('i') PORT_CHAR('I') PORT_CODE(KEYCODE_I)
+ PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('[') PORT_CHAR('{') PORT_CODE(KEYCODE_OPENBRACE)
+ PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(']') PORT_CHAR('}') PORT_CHAR(0x1d) PORT_CODE(KEYCODE_CLOSEBRACE)
+ PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_UNUSED)
+
+ PORT_START("ROW3") // pin 15 of J13 connector
+ PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Q") PORT_CHAR('q') PORT_CHAR('Q') PORT_CHAR(0x11) PORT_CODE(KEYCODE_Q)
+ PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("W") PORT_CHAR('w') PORT_CHAR('W') PORT_CHAR(0x17) PORT_CODE(KEYCODE_W)
+ PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("T") PORT_CHAR('t') PORT_CHAR('T') PORT_CHAR(0x14) PORT_CODE(KEYCODE_T)
+ PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Y") PORT_CHAR('y') PORT_CHAR('Y') PORT_CHAR(0x19) PORT_CODE(KEYCODE_Y)
+ PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("O") PORT_CHAR('o') PORT_CHAR('O') PORT_CHAR(0x0f) PORT_CODE(KEYCODE_O)
+ PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("P") PORT_CHAR('p') PORT_CHAR('P') PORT_CHAR(0x10) PORT_CODE(KEYCODE_P)
+ PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('\\') PORT_CHAR('|') PORT_CHAR(0x1c) PORT_CODE(KEYCODE_BACKSLASH)
+ PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Back Space") PORT_CHAR(0x08) PORT_CODE(KEYCODE_BACKSPACE)
+
+ PORT_START("ROW4") // pin 16 of J13 connector
+ PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_UNUSED)
+ PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("A") PORT_CHAR('a') PORT_CHAR('A') PORT_CHAR(0x01) PORT_CODE(KEYCODE_A)
+ PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("F") PORT_CHAR('f') PORT_CHAR('F') PORT_CHAR(0x06) PORT_CODE(KEYCODE_F)
+ PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("G") PORT_CHAR('g') PORT_CHAR('G') PORT_CHAR(0x07) PORT_CODE(KEYCODE_G)
+ PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("K") PORT_CHAR('k') PORT_CHAR('K') PORT_CHAR(0x0b) PORT_CODE(KEYCODE_K)
+ PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("L") PORT_CHAR('l') PORT_CHAR('L') PORT_CHAR(0x0c) PORT_CODE(KEYCODE_L)
+ PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Return") PORT_CHAR(0x0d) PORT_CODE(KEYCODE_ENTER)
+ PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Line Feed") PORT_CHAR(0x0a) PORT_CODE(KEYCODE_RALT)
+
+ PORT_START("ROW5") // pin 17 of J13 connector
+ PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_UNUSED)
+ PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("S") PORT_CHAR('s') PORT_CHAR('S') PORT_CHAR(0x13) PORT_CODE(KEYCODE_S)
+ PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("D") PORT_CHAR('d') PORT_CHAR('D') PORT_CHAR(0x04) PORT_CODE(KEYCODE_D)
+ PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("H") PORT_CHAR('h') PORT_CHAR('H') PORT_CODE(KEYCODE_H)
+ PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("J") PORT_CHAR('j') PORT_CHAR('J') PORT_CODE(KEYCODE_J)
+ PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(';') PORT_CHAR(':') PORT_CODE(KEYCODE_COLON)
+ PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('\'') PORT_CHAR('"') PORT_CODE(KEYCODE_QUOTE)
+ PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_UNUSED)
+
+ PORT_START("ROW6") // pin 18 of J13 connector
+ PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_UNUSED)
+ PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("X") PORT_CHAR('x') PORT_CHAR('X') PORT_CHAR(0x18) PORT_CODE(KEYCODE_X)
+ PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("C") PORT_CHAR('c') PORT_CHAR('C') PORT_CHAR(0x03) PORT_CODE(KEYCODE_C)
+ PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("N") PORT_CHAR('n') PORT_CHAR('N') PORT_CHAR(0x0e) PORT_CODE(KEYCODE_N)
+ PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("M") PORT_CHAR('m') PORT_CHAR('M') PORT_CODE(KEYCODE_M)
+ PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('/') PORT_CHAR('?') PORT_CODE(KEYCODE_SLASH)
+ PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(LEFT)) PORT_CHAR(UCHAR_MAMEKEY(UP)) PORT_CODE(KEYCODE_LEFT) // 0x02/0x10/0x13 internally
+ PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_UNUSED)
+
+ PORT_START("ROW7") // pin 19 of J13 connector
+ PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Space Bar") PORT_CHAR(' ') PORT_CODE(KEYCODE_SPACE)
+ PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Z") PORT_CHAR('z') PORT_CHAR('Z') PORT_CHAR(0x1a) PORT_CODE(KEYCODE_Z)
+ PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("V") PORT_CHAR('v') PORT_CHAR('V') PORT_CHAR(0x16) PORT_CODE(KEYCODE_V)
+ PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("B") PORT_CHAR('b') PORT_CHAR('B') PORT_CHAR(0x02) PORT_CODE(KEYCODE_B)
+ PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(',') PORT_CHAR('<') PORT_CODE(KEYCODE_COMMA)
+ PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('.') PORT_CHAR('>') PORT_CODE(KEYCODE_STOP)
+ PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(RIGHT)) PORT_CHAR(UCHAR_MAMEKEY(DOWN)) PORT_CODE(KEYCODE_RIGHT) // 0x06/0x0e/0x18 internally
+ PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_UNUSED)
+
+ PORT_START("MODIFIERS")
+ PORT_BIT(0x1, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Ctrl") PORT_CHAR(UCHAR_SHIFT_2) PORT_CODE(KEYCODE_LCONTROL)
+ PORT_BIT(0x2, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Shift") PORT_CHAR(UCHAR_SHIFT_1) PORT_CODE(KEYCODE_LSHIFT) PORT_CODE(KEYCODE_RSHIFT)
+ PORT_BIT(0x4, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Funct") PORT_CODE(KEYCODE_LALT)
+ PORT_BIT(0x8, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Caps Lock") PORT_TOGGLE PORT_CODE(KEYCODE_CAPSLOCK)
+INPUT_PORTS_END
+
+void pp_state::pp(machine_config &config)
+{
+ Z80(config, m_maincpu, 8_MHz_XTAL / 2);
+ m_maincpu->set_addrmap(AS_PROGRAM, &pp_state::mem_map);
+ m_maincpu->set_addrmap(AS_IO, &pp_state::io_map);
+ m_maincpu->set_irq_acknowledge_callback(FUNC(pp_state::intak_cb));
+
+ INPUT_MERGER_ALL_HIGH(config, m_int4).output_handler().set(FUNC(pp_state::int_w<4>));
+ INPUT_MERGER_ANY_HIGH(config, "int6")/*.output_handler().set(FUNC(pp_state::int_w<6>))*/;
+ INPUT_MERGER_ANY_HIGH(config, "int7").output_handler().set(FUNC(pp_state::int_w<7>));
+
+ i8279_device &pkdi(I8279(config, "pkdi", 8_MHz_XTAL / 8));
+ pkdi.out_irq_callback().set(m_int4, FUNC(input_merger_device::in_w<1>));
+ pkdi.out_sl_callback().set(FUNC(pp_state::kbd_scan_w));
+ //pkdi.out_disp_callback().set(FUNC(pp_state::disp_w));
+ pkdi.in_rl_callback().set(FUNC(pp_state::kbd_cols_r));
+ pkdi.in_shift_callback().set(FUNC(pp_state::shift_r));
+ pkdi.in_ctrl_callback().set(FUNC(pp_state::cntl_r));
+
+ FD1793(config, m_fdc, 8_MHz_XTAL / 8); // with FDC9216 data separator
+ m_fdc->intrq_wr_callback().set("int6", FUNC(input_merger_device::in_w<0>));
+ m_fdc->drq_wr_callback().set("int7", FUNC(input_merger_device::in_w<0>));
+
+ SCN2672(config, m_pvtc, 13_MHz_XTAL / 8);
+ m_pvtc->set_character_width(8); // 8 or 7 depending on mode
+ m_pvtc->set_screen("screen");
+ m_pvtc->set_addrmap(0, &pp_state::display_map);
+ m_pvtc->intr_callback().set(FUNC(pp_state::int_w<5>));
+ m_pvtc->set_display_callback(FUNC(pp_state::display_char));
+
+ screen_device &screen(SCREEN(config, "screen", SCREEN_TYPE_RASTER));
+ screen.set_raw(13_MHz_XTAL, 630, 0, 560, 240, 0, 216);
+ screen.set_screen_update("pvtc", FUNC(scn2672_device::screen_update));
+
+ SPEAKER(config, "mono").front_center(); // audio output on pin 24 of J13 connector
+ SPEAKER_SOUND(config, m_speaker).add_route(ALL_OUTPUTS, "mono", 0.5);
+
+ CENTRONICS(config, m_printer, centronics_devices, nullptr);
+ m_printer->busy_handler().set(FUNC(pp_state::printer_busy_w));
+ output_latch_device &latch(OUTPUT_LATCH(config, "cent_data_out"));
+ m_printer->set_output_latch(latch);
+}
+
+ROM_START(pp)
+ ROM_REGION(0x1000, "bios", 0)
+ ROM_LOAD("rom.bin", 0x0000, 0x1000, CRC(0a4c548f) SHA1(ec0c4ae4c17d427046deadb6f7850ddb3ba002c7))
+
+ ROM_REGION(0x0800, "chargen", 0)
+ ROM_LOAD("20000111-00.bin", 0x0000, 0x0800, CRC(17480a9e) SHA1(a874a2f5ceb2884cc1af16132bea2c32f26805c4))
+ ROM_CONTINUE(0x0000, 0x0800) // first half blank
+ ROM_LOAD("chargen.bin", 0x0000, 0x0800, CRC(111e443a) SHA1(455a573addf274ae3fd41307316d87587d8f5550))
+ ROM_CONTINUE(0x0000, 0x0800) // first half blank
+ROM_END
+
+
+COMP(1983, pp, 0, 0, pp, pp, pp_state, empty_init, "STM Electronics", "Pied Piper Communicator 1", MACHINE_NOT_WORKING)
diff --git a/src/mame/mame.lst b/src/mame/mame.lst
index 4b55e46d7c4..65eac66ca2c 100644
--- a/src/mame/mame.lst
+++ b/src/mame/mame.lst
@@ -33738,6 +33738,9 @@ powerinspu // prototype (USA)
@source:powerstack.cpp
powerstk // Motorola Powerstack II
+@source:pp.cpp
+pp // STM Pied Piper Communicator 1
+
@source:pp01.cpp
pp01 //
diff --git a/src/mame/mess.flt b/src/mame/mess.flt
index b7a6044f28e..16d0c85f3c9 100644
--- a/src/mame/mess.flt
+++ b/src/mame/mess.flt
@@ -686,6 +686,7 @@ poly.cpp
poly88.cpp
poly880.cpp
powerstack.cpp
+pp.cpp
pp01.cpp
prestige.cpp
primo.cpp