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author Dirk Best <mail@dirk-best.de>2020-09-06 03:38:21 +0200
committer Dirk Best <mail@dirk-best.de>2020-09-06 03:39:07 +0200
commitfc855bc922616385964c3fde9f0a3cb715de3e74 (patch)
treea2d9b1befc86fa194f4870f3b4525c3743304f9e
parentd39d1b94124e19f354184c7f00dea397e4e92830 (diff)
New not working machine
----------------------- Informer 207/376 [Dirk Best]
-rw-r--r--scripts/target/mame/mess.lua8
-rw-r--r--src/mame/drivers/informer_207_376.cpp293
-rw-r--r--src/mame/machine/informer_207_376_kbd.cpp299
-rw-r--r--src/mame/machine/informer_207_376_kbd.h60
-rw-r--r--src/mame/mame.lst3
-rw-r--r--src/mame/mess.flt1
6 files changed, 664 insertions, 0 deletions
diff --git a/scripts/target/mame/mess.lua b/scripts/target/mame/mess.lua
index 44910c79d44..a462b5ea6f9 100644
--- a/scripts/target/mame/mess.lua
+++ b/scripts/target/mame/mess.lua
@@ -1227,6 +1227,7 @@ function linkProjects_mame_mess(_target, _subtarget)
"ibm6580",
"ie15",
"imp",
+ "informer",
"intel",
"interpro",
"interton",
@@ -2598,6 +2599,13 @@ files {
MAME_DIR .. "src/mame/drivers/ie15.cpp",
}
+createMESSProjects(_target, _subtarget, "informer")
+files {
+ MAME_DIR .. "src/mame/drivers/informer_207_376.cpp",
+ MAME_DIR .. "src/mame/machine/informer_207_376_kbd.cpp",
+ MAME_DIR .. "src/mame/machine/informer_207_376_kbd.h",
+}
+
createMESSProjects(_target, _subtarget, "intel")
files {
MAME_DIR .. "src/mame/drivers/basic52.cpp",
diff --git a/src/mame/drivers/informer_207_376.cpp b/src/mame/drivers/informer_207_376.cpp
new file mode 100644
index 00000000000..a8eb6500334
--- /dev/null
+++ b/src/mame/drivers/informer_207_376.cpp
@@ -0,0 +1,293 @@
+// license: BSD-3-Clause
+// copyright-holders: Dirk Best
+/***************************************************************************
+
+ Informer 207/376
+
+ IBM 3270 compatible terminal
+
+ Hardware:
+ - M6809
+ - Z80SCC 8530
+ - 6850 ACIA (up to 4)
+ - X2212P NVRAM
+
+ TODO:
+ - Redump bad ROMs
+ - Dump keyboard controller and emulate it (currently HLE'd)
+ - Problably needs improvements to at least the Z80SCC to
+ properly support synchrous modes
+ - Figure out unknown reads/writes to the memory
+ - Verify NMI hookup
+ - Verify clock speeds
+
+ Notes:
+ - Thanks to charcole and his zmachine3270 project at
+ https://github.com/charcole/zmachine3270
+
+***************************************************************************/
+
+#include "emu.h"
+#include "cpu/m6809/m6809.h"
+#include "machine/6850acia.h"
+#include "machine/clock.h"
+#include "machine/input_merger.h"
+#include "machine/nvram.h"
+#include "machine/z80scc.h"
+#include "video/mc6845.h"
+#include "bus/rs232/rs232.h"
+#include "bus/rs232/printer.h"
+#include "machine/informer_207_376_kbd.h"
+#include "emupal.h"
+#include "screen.h"
+
+
+//**************************************************************************
+// TYPE DEFINITIONS
+//**************************************************************************
+
+class informer_207_376_state : public driver_device
+{
+public:
+ informer_207_376_state(const machine_config &mconfig, device_type type, const char *tag) :
+ driver_device(mconfig, type, tag),
+ m_maincpu(*this, "maincpu"),
+ m_crtc(*this, "crtc"),
+ m_screen(*this, "screen"),
+ m_palette(*this, "palette"),
+ m_scc(*this, "scc"),
+ m_acia(*this, "acia%u", 0U),
+ m_ram(*this, "ram"),
+ m_chargen(*this, "chargen"),
+ m_nmi_enabled(false)
+ { }
+
+ void informer_207_376(machine_config &config);
+
+protected:
+ void machine_start() override;
+ void machine_reset() override;
+
+private:
+ required_device<cpu_device> m_maincpu;
+ required_device<mc6845_device> m_crtc;
+ required_device<screen_device> m_screen;
+ required_device<palette_device> m_palette;
+ required_device<scc85c30_device> m_scc;
+ required_device_array<acia6850_device, 2> m_acia;
+ required_shared_ptr<uint8_t> m_ram;
+ required_region_ptr<uint8_t> m_chargen;
+
+ void mem_map(address_map &map);
+
+ MC6845_UPDATE_ROW(crtc_update_row);
+
+ void vsync_w(int state);
+ void nmi_control_w(uint8_t data);
+
+ bool m_nmi_enabled;
+};
+
+
+//**************************************************************************
+// ADDRESS MAPS
+//**************************************************************************
+
+void informer_207_376_state::mem_map(address_map &map)
+{
+ map(0x0000, 0x7fff).ram().share("ram");
+ map(0x8000, 0x8000).rw(m_crtc, FUNC(mc6845_device::status_r), FUNC(mc6845_device::address_w));
+ map(0x8001, 0x8001).rw(m_crtc, FUNC(mc6845_device::register_r), FUNC(mc6845_device::register_w));
+ map(0x8400, 0x8400).lr8(NAME([] () { return 0xff; })).nopw(); // ?
+ map(0x8802, 0x8803).rw(m_acia[0], FUNC(acia6850_device::read), FUNC(acia6850_device::write));
+ map(0x8804, 0x8805).rw(m_acia[1], FUNC(acia6850_device::read), FUNC(acia6850_device::write));
+ map(0x8c00, 0x8c00).w(FUNC(informer_207_376_state::nmi_control_w));
+ map(0x9400, 0x9403).rw(m_scc, FUNC(scc85c30_device::ab_dc_r), FUNC(scc85c30_device::ab_dc_w));
+ map(0x9c00, 0x9cff).ram().share("nvram");
+ map(0xa000, 0xffff).rom().region("maincpu", 0);
+}
+
+
+//**************************************************************************
+// INPUT PORT DEFINITIONS
+//**************************************************************************
+
+static INPUT_PORTS_START( informer_207_376 )
+INPUT_PORTS_END
+
+
+//**************************************************************************
+// VIDEO EMULATION
+//**************************************************************************
+
+void informer_207_376_state::vsync_w(int state)
+{
+ if (m_nmi_enabled && state == 1)
+ {
+ m_maincpu->set_input_line(INPUT_LINE_NMI, ASSERT_LINE);
+ m_maincpu->set_input_line(INPUT_LINE_NMI, CLEAR_LINE);
+ }
+}
+
+MC6845_UPDATE_ROW( informer_207_376_state::crtc_update_row )
+{
+ const pen_t *pen = m_palette->pens();
+
+ for (int x = 0; x < x_count; x++)
+ {
+ uint8_t code = m_ram[ma + x];
+ uint8_t data = m_chargen[(code << 4) + ra];
+
+ if (x == cursor_x)
+ data = 0xff;
+
+ // draw 8 pixels of the character
+ bitmap.pix32(y, x * 8 + 7) = pen[BIT(data, 0)];
+ bitmap.pix32(y, x * 8 + 6) = pen[BIT(data, 1)];
+ bitmap.pix32(y, x * 8 + 5) = pen[BIT(data, 2)];
+ bitmap.pix32(y, x * 8 + 4) = pen[BIT(data, 3)];
+ bitmap.pix32(y, x * 8 + 3) = pen[BIT(data, 4)];
+ bitmap.pix32(y, x * 8 + 2) = pen[BIT(data, 5)];
+ bitmap.pix32(y, x * 8 + 1) = pen[BIT(data, 6)];
+ bitmap.pix32(y, x * 8 + 0) = pen[BIT(data, 7)];
+ }
+}
+
+static const gfx_layout char_layout =
+{
+ 8,11,
+ 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, 9*8, 10*8 },
+ 8*16
+};
+
+static GFXDECODE_START(chars)
+ GFXDECODE_ENTRY("chargen", 0, char_layout, 0, 1)
+GFXDECODE_END
+
+
+//**************************************************************************
+// MACHINE EMULATION
+//**************************************************************************
+
+void informer_207_376_state::nmi_control_w(uint8_t data)
+{
+ // 76543--- unused?
+ // -----21- nmi enable?
+ // -------0 unused?
+
+ m_nmi_enabled = bool(data & 0x06);
+}
+
+void informer_207_376_state::machine_start()
+{
+ // register for save states
+ save_item(NAME(m_nmi_enabled));
+}
+
+void informer_207_376_state::machine_reset()
+{
+ m_nmi_enabled = false;
+}
+
+
+//**************************************************************************
+// MACHINE DEFINTIONS
+//**************************************************************************
+
+void printer_devices(device_slot_interface &device)
+{
+ device.option_add("printer", SERIAL_PRINTER);
+}
+
+void informer_207_376_state::informer_207_376(machine_config &config)
+{
+ MC6809(config, m_maincpu, 36_MHz_XTAL / 4); // unknown clock
+ m_maincpu->set_addrmap(AS_PROGRAM, &informer_207_376_state::mem_map);
+
+ input_merger_device &cpu_irq(INPUT_MERGER_ANY_HIGH(config, "cpu_irq"));
+ cpu_irq.output_handler().set_inputline(m_maincpu, M6809_IRQ_LINE);
+
+ NVRAM(config, "nvram", nvram_device::DEFAULT_ALL_0); // 2x X2212P
+
+ SCC85C30(config, m_scc, 0); // unknown clock
+ m_scc->out_txda_callback().set("com1", FUNC(rs232_port_device::write_txd));
+ m_scc->out_dtra_callback().set("com1", FUNC(rs232_port_device::write_dtr));
+ m_scc->out_rtsa_callback().set("com1", FUNC(rs232_port_device::write_rts));
+ m_scc->out_txdb_callback().set("com2", FUNC(rs232_port_device::write_txd));
+ m_scc->out_dtrb_callback().set("com2", FUNC(rs232_port_device::write_dtr));
+ m_scc->out_rtsb_callback().set("com2", FUNC(rs232_port_device::write_rts));
+ m_scc->out_int_callback().set("cpu_irq", FUNC(input_merger_device::in_w<0>));
+
+ ACIA6850(config, m_acia[0], 0); // unknown clock
+ m_acia[0]->txd_handler().set("kbd", FUNC(informer_207_376_kbd_hle_device::rx_w));
+ m_acia[0]->irq_handler().set("cpu_irq", FUNC(input_merger_device::in_w<1>));
+
+ ACIA6850(config, m_acia[1], 0); // unknown clock
+ m_acia[1]->txd_handler().set("printer", FUNC(rs232_port_device::write_txd));
+
+ clock_device &acia_clock(CLOCK(config, "acia_clock", 153600)); // source?
+ acia_clock.signal_handler().set(m_acia[0], FUNC(acia6850_device::write_txc));
+ acia_clock.signal_handler().append(m_acia[0], FUNC(acia6850_device::write_rxc));
+ acia_clock.signal_handler().append(m_acia[1], FUNC(acia6850_device::write_txc));
+ acia_clock.signal_handler().append(m_acia[1], FUNC(acia6850_device::write_rxc));
+
+ rs232_port_device &com1(RS232_PORT(config, "com1", default_rs232_devices, nullptr));
+ com1.rxd_handler().set(m_scc, FUNC(scc85c30_device::rxa_w));
+ com1.dcd_handler().set(m_scc, FUNC(scc85c30_device::dcda_w));
+ com1.cts_handler().set(m_scc, FUNC(scc85c30_device::ctsa_w));
+
+ rs232_port_device &com2(RS232_PORT(config, "com2", default_rs232_devices, nullptr));
+ com2.rxd_handler().set(m_scc, FUNC(scc85c30_device::rxb_w));
+ com2.dcd_handler().set(m_scc, FUNC(scc85c30_device::dcdb_w));
+ com2.cts_handler().set(m_scc, FUNC(scc85c30_device::ctsb_w));
+
+ RS232_PORT(config, "printer", printer_devices, nullptr);
+
+ informer_207_376_kbd_hle_device &kbd(INFORMER_207_376_KBD_HLE(config, "kbd"));
+ kbd.tx_handler().set(m_acia[0], FUNC(acia6850_device::write_rxd));
+
+ // video
+ SCREEN(config, m_screen, SCREEN_TYPE_RASTER);
+ m_screen->set_color(rgb_t::green());
+ m_screen->set_raw(14400000, 800, 0, 640, 300, 0, 286); // unknown clock
+ m_screen->set_screen_update("crtc", FUNC(mc6845_device::screen_update));
+
+ PALETTE(config, m_palette, palette_device::MONOCHROME);
+
+ GFXDECODE(config, "gfxdecode", m_palette, chars);
+
+ MC6845(config, m_crtc, 1800000); // unknown clock
+ m_crtc->set_screen("screen");
+ m_crtc->set_show_border_area(false);
+ m_crtc->set_char_width(8);
+ m_crtc->set_update_row_callback(FUNC(informer_207_376_state::crtc_update_row));
+ m_crtc->out_vsync_callback().set(FUNC(informer_207_376_state::vsync_w));
+}
+
+
+//**************************************************************************
+// ROM DEFINITIONS
+//**************************************************************************
+
+ROM_START( in207376 )
+ ROM_REGION(0x6000, "maincpu", 0)
+ // 79590-023 376SNA V1.00 201C 7224 (our checksum: 7264)
+ ROM_LOAD("79590-023.bin", 0x0000, 0x2000, BAD_DUMP CRC(ed4ff488) SHA1(fdd95c520d0288ea483b5d2e8e6c8eecb04063c1))
+ // 79589-023 376 SNAV1.00 201C E86F (checksum matches)
+ ROM_LOAD("79589-023.bin", 0x2000, 0x4000, CRC(cdfaf629) SHA1(1f21ef6848020726ef3d7ab05166ac8590d58476))
+
+ ROM_REGION(0x1000, "chargen", 0)
+ ROM_LOAD("chargen.bin", 0x0000, 0x1000, BAD_DUMP CRC(819e4b4e) SHA1(4937e49b2d91af993e8f65f5df1d6f729e775fc4))
+ROM_END
+
+
+//**************************************************************************
+// SYSTEM DRIVERS
+//**************************************************************************
+
+// YEAR NAME PARENT COMPAT MACHINE INPUT CLASS INIT COMPANY FULLNAME FLAGS
+COMP( 1986, in207376, 0, 0, informer_207_376, informer_207_376, informer_207_376_state, empty_init, "Informer", "Informer 207/376", MACHINE_NOT_WORKING | MACHINE_NO_SOUND | MACHINE_SUPPORTS_SAVE )
diff --git a/src/mame/machine/informer_207_376_kbd.cpp b/src/mame/machine/informer_207_376_kbd.cpp
new file mode 100644
index 00000000000..8bbe4e62ac3
--- /dev/null
+++ b/src/mame/machine/informer_207_376_kbd.cpp
@@ -0,0 +1,299 @@
+// license: BSD-3-Clause
+// copyright-holders: Dirk Best
+/***************************************************************************
+
+ Informer 207/376 Keyboard (HLE)
+
+***************************************************************************/
+
+#include "emu.h"
+#include "informer_207_376_kbd.h"
+#include "machine/keyboard.ipp"
+
+
+//**************************************************************************
+// DEVICE DEFINITIONS
+//**************************************************************************
+
+DEFINE_DEVICE_TYPE(INFORMER_207_376_KBD_HLE, informer_207_376_kbd_hle_device, "in207376kbd_hle", "Informer 207/376 Keyboard (HLE)")
+
+
+//-------------------------------------------------
+// input_ports - device-specific input ports
+//-------------------------------------------------
+
+// keys not mapped yet:
+//
+// PF13 PF14 PF15 PF16 PF17 PF18 PF19 PF20 PF21 PF22 PF23 (PF24 = cursor up?)
+// ATTN CLICK_KEY
+
+static INPUT_PORTS_START( keyboard )
+ PORT_START("row_0")
+ PORT_BIT(0x0001, IP_ACTIVE_HIGH, IPT_UNKNOWN) /* 00 */
+ PORT_BIT(0x0002, IP_ACTIVE_HIGH, IPT_UNKNOWN) /* 01 */
+ PORT_BIT(0x0004, IP_ACTIVE_HIGH, IPT_UNKNOWN) /* 02 */
+ PORT_BIT(0x0008, IP_ACTIVE_HIGH, IPT_UNKNOWN) /* 03 */
+ PORT_BIT(0x0010, IP_ACTIVE_HIGH, IPT_UNKNOWN) /* 04 */
+ PORT_BIT(0x0020, IP_ACTIVE_HIGH, IPT_UNKNOWN) /* 05 */
+ PORT_BIT(0x0040, IP_ACTIVE_HIGH, IPT_UNKNOWN) /* 06 */
+ PORT_BIT(0x0080, IP_ACTIVE_HIGH, IPT_UNKNOWN) /* 07 */
+ PORT_BIT(0x0100, IP_ACTIVE_HIGH, IPT_KEYBOARD) /* 08 */ PORT_CODE(KEYCODE_ENTER) PORT_CHAR(0x0d) PORT_NAME("\xe2\x86\xb2") // ↲
+ PORT_BIT(0x0200, IP_ACTIVE_HIGH, IPT_KEYBOARD) /* 09 */ PORT_CODE(KEYCODE_OPENBRACE) PORT_CHAR('<') PORT_CHAR('>')
+ PORT_BIT(0x0400, IP_ACTIVE_HIGH, IPT_UNKNOWN) /* 0a */
+ PORT_BIT(0x0800, IP_ACTIVE_HIGH, IPT_UNKNOWN) /* 0b */
+ PORT_BIT(0x1000, IP_ACTIVE_HIGH, IPT_KEYBOARD) /* 0c */ PORT_CODE(KEYCODE_INSERT) PORT_CHAR(UCHAR_MAMEKEY(INSERT))
+ PORT_BIT(0x2000, IP_ACTIVE_HIGH, IPT_KEYBOARD) /* 0d */ PORT_CODE(KEYCODE_DEL) PORT_CHAR(UCHAR_MAMEKEY(DEL))
+ PORT_BIT(0x4000, IP_ACTIVE_HIGH, IPT_KEYBOARD) /* 0e */ PORT_CODE(KEYCODE_UP) PORT_CHAR(UCHAR_MAMEKEY(UP)) PORT_NAME("\xe2\x86\x91")
+ PORT_BIT(0x8000, IP_ACTIVE_HIGH, IPT_KEYBOARD) /* 0f */ PORT_CODE(KEYCODE_CLOSEBRACE) PORT_CHAR('{') PORT_CHAR('}')
+
+ PORT_START("row_1")
+ PORT_BIT(0x0001, IP_ACTIVE_HIGH, IPT_KEYBOARD) /* 10 */ PORT_CODE(KEYCODE_SPACE) PORT_CHAR(' ')
+ PORT_BIT(0x0002, IP_ACTIVE_HIGH, IPT_KEYBOARD) /* 11 */ PORT_CODE(KEYCODE_EQUALS) PORT_CHAR('=') PORT_CHAR('+')
+ PORT_BIT(0x0004, IP_ACTIVE_HIGH, IPT_KEYBOARD) /* 12 */ PORT_CODE(KEYCODE_QUOTE) PORT_CHAR('\'') PORT_CHAR('"')
+ PORT_BIT(0x0008, IP_ACTIVE_HIGH, IPT_KEYBOARD) /* 13 */ PORT_CODE(KEYCODE_DOWN) PORT_CHAR(UCHAR_MAMEKEY(DOWN)) PORT_NAME("\xe2\x86\x93")
+ PORT_BIT(0x0010, IP_ACTIVE_HIGH, IPT_KEYBOARD) /* 14 */ PORT_CODE(KEYCODE_SLASH) PORT_CHAR('/') PORT_CHAR('?')
+ PORT_BIT(0x0020, IP_ACTIVE_HIGH, IPT_KEYBOARD) /* 15 */ PORT_CODE(KEYCODE_BACKSLASH) PORT_CHAR('\\') PORT_NAME(u8"\\ ¦")
+ PORT_BIT(0x0040, IP_ACTIVE_HIGH, IPT_KEYBOARD) /* 16 */ PORT_CODE(KEYCODE_LEFT) PORT_CHAR(UCHAR_MAMEKEY(LEFT)) PORT_NAME("\xe2\x86\x90")
+ PORT_BIT(0x0080, IP_ACTIVE_HIGH, IPT_UNKNOWN) /* 17 */
+ PORT_BIT(0x0100, IP_ACTIVE_HIGH, IPT_KEYBOARD) /* 18 */ PORT_CODE(KEYCODE_F1) PORT_NAME("Enter") // but should be the same as the setup key?
+ PORT_BIT(0x0200, IP_ACTIVE_HIGH, IPT_UNKNOWN) /* 19 */
+ PORT_BIT(0x0400, IP_ACTIVE_HIGH, IPT_KEYBOARD) /* 1a */ PORT_CODE(KEYCODE_RIGHT) PORT_CHAR(UCHAR_MAMEKEY(RIGHT)) PORT_NAME("\xe2\x86\x92")
+ PORT_BIT(0x0800, IP_ACTIVE_HIGH, IPT_KEYBOARD) /* 1b */ PORT_CODE(KEYCODE_BACKSLASH2) PORT_CHAR(0) PORT_CHAR('!') PORT_NAME(u8"¢ !")
+ PORT_BIT(0x1000, IP_ACTIVE_HIGH, IPT_UNKNOWN) /* 1c */
+ PORT_BIT(0x2000, IP_ACTIVE_HIGH, IPT_UNKNOWN) /* 1d */
+ PORT_BIT(0x4000, IP_ACTIVE_HIGH, IPT_UNKNOWN) /* 1e */
+ PORT_BIT(0x8000, IP_ACTIVE_HIGH, IPT_UNKNOWN) /* 1f */
+
+ PORT_START("row_2")
+ PORT_BIT(0x0001, IP_ACTIVE_HIGH, IPT_KEYBOARD) /* 20 */ PORT_CODE(KEYCODE_0) PORT_CHAR('0') PORT_CHAR(')')
+ PORT_BIT(0x0002, IP_ACTIVE_HIGH, IPT_KEYBOARD) /* 21 */ PORT_CODE(KEYCODE_1) PORT_CHAR('1') PORT_CHAR('|')
+ PORT_BIT(0x0004, IP_ACTIVE_HIGH, IPT_KEYBOARD) /* 22 */ PORT_CODE(KEYCODE_2) PORT_CHAR('2') PORT_CHAR('@')
+ PORT_BIT(0x0008, IP_ACTIVE_HIGH, IPT_KEYBOARD) /* 23 */ PORT_CODE(KEYCODE_3) PORT_CHAR('3') PORT_CHAR('#')
+ PORT_BIT(0x0010, IP_ACTIVE_HIGH, IPT_KEYBOARD) /* 24 */ PORT_CODE(KEYCODE_4) PORT_CHAR('4') PORT_CHAR('$')
+ PORT_BIT(0x0020, IP_ACTIVE_HIGH, IPT_KEYBOARD) /* 25 */ PORT_CODE(KEYCODE_5) PORT_CHAR('5') PORT_CHAR('%')
+ PORT_BIT(0x0040, IP_ACTIVE_HIGH, IPT_KEYBOARD) /* 26 */ PORT_CODE(KEYCODE_6) PORT_CHAR('6') PORT_NAME(u8"6 ¬")
+ PORT_BIT(0x0080, IP_ACTIVE_HIGH, IPT_KEYBOARD) /* 27 */ PORT_CODE(KEYCODE_7) PORT_CHAR('7') PORT_CHAR('&')
+ PORT_BIT(0x0100, IP_ACTIVE_HIGH, IPT_KEYBOARD) /* 28 */ PORT_CODE(KEYCODE_8) PORT_CHAR('8') PORT_CHAR('*')
+ PORT_BIT(0x0200, IP_ACTIVE_HIGH, IPT_KEYBOARD) /* 29 */ PORT_CODE(KEYCODE_9) PORT_CHAR('9') PORT_CHAR('(')
+ PORT_BIT(0x0400, IP_ACTIVE_HIGH, IPT_UNKNOWN) /* 2a */
+ PORT_BIT(0x0800, IP_ACTIVE_HIGH, IPT_UNKNOWN) /* 2b */
+ PORT_BIT(0x1000, IP_ACTIVE_HIGH, IPT_UNKNOWN) /* 2c */
+ PORT_BIT(0x2000, IP_ACTIVE_HIGH, IPT_UNKNOWN) /* 2d */
+ PORT_BIT(0x4000, IP_ACTIVE_HIGH, IPT_UNKNOWN) /* 2e */
+ PORT_BIT(0x8000, IP_ACTIVE_HIGH, IPT_UNKNOWN) /* 2f */
+
+ PORT_START("row_3")
+ PORT_BIT(0x0001, IP_ACTIVE_HIGH, IPT_KEYBOARD) /* 30 */ PORT_CODE(KEYCODE_MINUS) PORT_CHAR('-') PORT_CHAR('_')
+ PORT_BIT(0x0002, IP_ACTIVE_HIGH, IPT_KEYBOARD) /* 31 */ PORT_CODE(KEYCODE_BACKSPACE) PORT_CHAR(0x08)
+ PORT_BIT(0x0004, IP_ACTIVE_HIGH, IPT_KEYBOARD) /* 32 */ PORT_CODE(KEYCODE_STOP) PORT_CHAR('.') // same as 0x4b?
+ PORT_BIT(0x0008, IP_ACTIVE_HIGH, IPT_KEYBOARD) /* 33 */ PORT_CODE(KEYCODE_COMMA) PORT_CHAR(',') // same as 0x49?
+ PORT_BIT(0x0010, IP_ACTIVE_HIGH, IPT_KEYBOARD) /* 34 */ PORT_CODE(KEYCODE_ESC) PORT_NAME("Reset")
+ PORT_BIT(0x0020, IP_ACTIVE_HIGH, IPT_KEYBOARD) /* 35 */ PORT_CODE(KEYCODE_TAB) PORT_NAME("Tab or Back-Tab")
+ PORT_BIT(0x0040, IP_ACTIVE_HIGH, IPT_KEYBOARD) /* 36 */ PORT_CODE(KEYCODE_HOME) PORT_NAME("Tab or Back-Tab")
+ PORT_BIT(0x0080, IP_ACTIVE_HIGH, IPT_UNKNOWN) /* 37 */
+ PORT_BIT(0x0100, IP_ACTIVE_HIGH, IPT_UNKNOWN) /* 38 */
+ PORT_BIT(0x0200, IP_ACTIVE_HIGH, IPT_UNKNOWN) /* 39 */
+ PORT_BIT(0x0400, IP_ACTIVE_HIGH, IPT_UNKNOWN) /* 3a */
+ PORT_BIT(0x0800, IP_ACTIVE_HIGH, IPT_UNKNOWN) /* 3b */
+ PORT_BIT(0x1000, IP_ACTIVE_HIGH, IPT_UNKNOWN) /* 3c */
+ PORT_BIT(0x2000, IP_ACTIVE_HIGH, IPT_KEYBOARD) /* 3d */ PORT_CODE(KEYCODE_TILDE) PORT_CHAR('`') PORT_CHAR('~')
+ PORT_BIT(0x4000, IP_ACTIVE_HIGH, IPT_UNKNOWN) /* 3e */
+ PORT_BIT(0x8000, IP_ACTIVE_HIGH, IPT_UNKNOWN) /* 3f */
+
+ PORT_START("row_4")
+ PORT_BIT(0x0001, IP_ACTIVE_HIGH, IPT_UNKNOWN) /* 40 */ // 7
+ PORT_BIT(0x0002, IP_ACTIVE_HIGH, IPT_UNKNOWN) /* 41 */ // 8
+ PORT_BIT(0x0004, IP_ACTIVE_HIGH, IPT_UNKNOWN) /* 42 */ // 9
+ PORT_BIT(0x0008, IP_ACTIVE_HIGH, IPT_UNKNOWN) /* 43 */ // 4
+ PORT_BIT(0x0010, IP_ACTIVE_HIGH, IPT_UNKNOWN) /* 44 */ // 5
+ PORT_BIT(0x0020, IP_ACTIVE_HIGH, IPT_UNKNOWN) /* 45 */ // 6
+ PORT_BIT(0x0040, IP_ACTIVE_HIGH, IPT_UNKNOWN) /* 46 */ // 1
+ PORT_BIT(0x0080, IP_ACTIVE_HIGH, IPT_UNKNOWN) /* 47 */ // 2
+ PORT_BIT(0x0100, IP_ACTIVE_HIGH, IPT_UNKNOWN) /* 48 */ // 3
+ PORT_BIT(0x0200, IP_ACTIVE_HIGH, IPT_KEYBOARD) /* 49 */ PORT_CODE(KEYCODE_F2) // ,
+ PORT_BIT(0x0400, IP_ACTIVE_HIGH, IPT_UNKNOWN) /* 4a */ // 0
+ PORT_BIT(0x0800, IP_ACTIVE_HIGH, IPT_KEYBOARD) /* 4b */ PORT_CODE(KEYCODE_F3) // . with alt key unknown function
+ PORT_BIT(0x1000, IP_ACTIVE_HIGH, IPT_KEYBOARD) /* 4c */ PORT_CODE(KEYCODE_CAPSLOCK) PORT_CHAR(UCHAR_MAMEKEY(CAPSLOCK)) PORT_NAME("Lock")
+ PORT_BIT(0x2000, IP_ACTIVE_HIGH, IPT_KEYBOARD) /* 4d */ PORT_CODE(KEYCODE_LSHIFT) PORT_CHAR(UCHAR_SHIFT_1) PORT_NAME("Left Shift") // or right?
+ PORT_BIT(0x4000, IP_ACTIVE_HIGH, IPT_KEYBOARD) /* 4e */ PORT_CODE(KEYCODE_RSHIFT) PORT_NAME("Right Shift") // or left?
+ PORT_BIT(0x8000, IP_ACTIVE_HIGH, IPT_KEYBOARD) /* 4f */ PORT_CODE(KEYCODE_LALT) PORT_CHAR(UCHAR_SHIFT_2) PORT_NAME("Alt")
+
+ PORT_START("row_5")
+ PORT_BIT(0x0001, IP_ACTIVE_HIGH, IPT_KEYBOARD) /* 50 */ PORT_CODE(KEYCODE_F4) PORT_NAME("Cursor Sel Clear")
+ PORT_BIT(0x0002, IP_ACTIVE_HIGH, IPT_KEYBOARD) /* 51 */ PORT_CODE(KEYCODE_F5) // X + human?
+ PORT_BIT(0x0004, IP_ACTIVE_HIGH, IPT_UNKNOWN) /* 52 */
+ PORT_BIT(0x0008, IP_ACTIVE_HIGH, IPT_UNKNOWN) /* 53 */
+ PORT_BIT(0x0010, IP_ACTIVE_HIGH, IPT_KEYBOARD) /* 54 */ PORT_CODE(KEYCODE_F6) PORT_NAME("Cursor Blink Alt Cursor")
+ PORT_BIT(0x0020, IP_ACTIVE_HIGH, IPT_KEYBOARD) /* 55 */ PORT_CODE(KEYCODE_END) PORT_NAME("Erase EOF")
+ PORT_BIT(0x0040, IP_ACTIVE_HIGH, IPT_KEYBOARD) /* 56 */ PORT_CODE(KEYCODE_PRTSCR) PORT_NAME("Print")
+ PORT_BIT(0x0080, IP_ACTIVE_HIGH, IPT_KEYBOARD) /* 57 */ PORT_CODE(KEYCODE_ENTER_PAD) PORT_NAME("Setup (with Alt)") // but should be the same as the enter key?
+ PORT_BIT(0x0100, IP_ACTIVE_HIGH, IPT_UNKNOWN) /* 58 */
+ PORT_BIT(0x0200, IP_ACTIVE_HIGH, IPT_UNKNOWN) /* 59 */
+ PORT_BIT(0x0400, IP_ACTIVE_HIGH, IPT_UNKNOWN) /* 5a */
+ PORT_BIT(0x0800, IP_ACTIVE_HIGH, IPT_UNKNOWN) /* 5b */
+ PORT_BIT(0x1000, IP_ACTIVE_HIGH, IPT_UNKNOWN) /* 5c */
+ PORT_BIT(0x2000, IP_ACTIVE_HIGH, IPT_UNKNOWN) /* 5d */
+ PORT_BIT(0x4000, IP_ACTIVE_HIGH, IPT_KEYBOARD) /* 5e */ PORT_CODE(KEYCODE_MINUS_PAD) PORT_NAME("Field Mark")
+ PORT_BIT(0x8000, IP_ACTIVE_HIGH, IPT_KEYBOARD) /* 5f */ PORT_CODE(KEYCODE_ASTERISK) PORT_NAME("Dup")
+
+ PORT_START("row_6")
+ PORT_BIT(0x0001, IP_ACTIVE_HIGH, IPT_KEYBOARD) /* 60 */ PORT_CODE(KEYCODE_A) PORT_CHAR('a') PORT_CHAR('A')
+ PORT_BIT(0x0002, IP_ACTIVE_HIGH, IPT_KEYBOARD) /* 61 */ PORT_CODE(KEYCODE_B) PORT_CHAR('b') PORT_CHAR('B')
+ PORT_BIT(0x0004, IP_ACTIVE_HIGH, IPT_KEYBOARD) /* 62 */ PORT_CODE(KEYCODE_C) PORT_CHAR('c') PORT_CHAR('C')
+ PORT_BIT(0x0008, IP_ACTIVE_HIGH, IPT_KEYBOARD) /* 63 */ PORT_CODE(KEYCODE_D) PORT_CHAR('d') PORT_CHAR('D')
+ PORT_BIT(0x0010, IP_ACTIVE_HIGH, IPT_KEYBOARD) /* 64 */ PORT_CODE(KEYCODE_E) PORT_CHAR('e') PORT_CHAR('E')
+ PORT_BIT(0x0020, IP_ACTIVE_HIGH, IPT_KEYBOARD) /* 65 */ PORT_CODE(KEYCODE_F) PORT_CHAR('f') PORT_CHAR('F')
+ PORT_BIT(0x0040, IP_ACTIVE_HIGH, IPT_KEYBOARD) /* 66 */ PORT_CODE(KEYCODE_G) PORT_CHAR('g') PORT_CHAR('G')
+ PORT_BIT(0x0080, IP_ACTIVE_HIGH, IPT_KEYBOARD) /* 67 */ PORT_CODE(KEYCODE_H) PORT_CHAR('h') PORT_CHAR('H')
+ PORT_BIT(0x0100, IP_ACTIVE_HIGH, IPT_KEYBOARD) /* 68 */ PORT_CODE(KEYCODE_I) PORT_CHAR('i') PORT_CHAR('I')
+ PORT_BIT(0x0200, IP_ACTIVE_HIGH, IPT_KEYBOARD) /* 69 */ PORT_CODE(KEYCODE_J) PORT_CHAR('j') PORT_CHAR('J')
+ PORT_BIT(0x0400, IP_ACTIVE_HIGH, IPT_KEYBOARD) /* 6a */ PORT_CODE(KEYCODE_K) PORT_CHAR('k') PORT_CHAR('K')
+ PORT_BIT(0x0800, IP_ACTIVE_HIGH, IPT_KEYBOARD) /* 6b */ PORT_CODE(KEYCODE_L) PORT_CHAR('l') PORT_CHAR('L')
+ PORT_BIT(0x1000, IP_ACTIVE_HIGH, IPT_KEYBOARD) /* 6c */ PORT_CODE(KEYCODE_M) PORT_CHAR('m') PORT_CHAR('M')
+ PORT_BIT(0x2000, IP_ACTIVE_HIGH, IPT_KEYBOARD) /* 6d */ PORT_CODE(KEYCODE_N) PORT_CHAR('n') PORT_CHAR('N')
+ PORT_BIT(0x4000, IP_ACTIVE_HIGH, IPT_KEYBOARD) /* 6e */ PORT_CODE(KEYCODE_O) PORT_CHAR('o') PORT_CHAR('O')
+ PORT_BIT(0x8000, IP_ACTIVE_HIGH, IPT_KEYBOARD) /* 6f */ PORT_CODE(KEYCODE_P) PORT_CHAR('p') PORT_CHAR('P')
+
+ PORT_START("row_7")
+ PORT_BIT(0x0001, IP_ACTIVE_HIGH, IPT_KEYBOARD) /* 70 */ PORT_CODE(KEYCODE_Q) PORT_CHAR('q') PORT_CHAR('Q')
+ PORT_BIT(0x0002, IP_ACTIVE_HIGH, IPT_KEYBOARD) /* 71 */ PORT_CODE(KEYCODE_R) PORT_CHAR('r') PORT_CHAR('R')
+ PORT_BIT(0x0004, IP_ACTIVE_HIGH, IPT_KEYBOARD) /* 72 */ PORT_CODE(KEYCODE_S) PORT_CHAR('s') PORT_CHAR('S')
+ PORT_BIT(0x0008, IP_ACTIVE_HIGH, IPT_KEYBOARD) /* 73 */ PORT_CODE(KEYCODE_T) PORT_CHAR('t') PORT_CHAR('T')
+ PORT_BIT(0x0010, IP_ACTIVE_HIGH, IPT_KEYBOARD) /* 74 */ PORT_CODE(KEYCODE_U) PORT_CHAR('u') PORT_CHAR('U')
+ PORT_BIT(0x0020, IP_ACTIVE_HIGH, IPT_KEYBOARD) /* 75 */ PORT_CODE(KEYCODE_V) PORT_CHAR('v') PORT_CHAR('V')
+ PORT_BIT(0x0040, IP_ACTIVE_HIGH, IPT_KEYBOARD) /* 76 */ PORT_CODE(KEYCODE_W) PORT_CHAR('w') PORT_CHAR('W')
+ PORT_BIT(0x0080, IP_ACTIVE_HIGH, IPT_KEYBOARD) /* 77 */ PORT_CODE(KEYCODE_X) PORT_CHAR('x') PORT_CHAR('X')
+ PORT_BIT(0x0100, IP_ACTIVE_HIGH, IPT_KEYBOARD) /* 78 */ PORT_CODE(KEYCODE_Y) PORT_CHAR('y') PORT_CHAR('Y')
+ PORT_BIT(0x0200, IP_ACTIVE_HIGH, IPT_KEYBOARD) /* 79 */ PORT_CODE(KEYCODE_Z) PORT_CHAR('z') PORT_CHAR('Z')
+ PORT_BIT(0x0400, IP_ACTIVE_HIGH, IPT_UNKNOWN) /* 7a */
+ PORT_BIT(0x0800, IP_ACTIVE_HIGH, IPT_UNKNOWN) /* 7b */
+ PORT_BIT(0x1000, IP_ACTIVE_HIGH, IPT_UNKNOWN) /* 7c */
+ PORT_BIT(0x2000, IP_ACTIVE_HIGH, IPT_UNKNOWN) /* 7d */
+ PORT_BIT(0x4000, IP_ACTIVE_HIGH, IPT_KEYBOARD) /* 7e */ PORT_CODE(KEYCODE_COLON) PORT_CHAR(';') PORT_CHAR(':')
+ PORT_BIT(0x8000, IP_ACTIVE_HIGH, IPT_UNKNOWN) /* 7f */
+INPUT_PORTS_END
+
+ioport_constructor informer_207_376_kbd_hle_device::device_input_ports() const
+{
+ return INPUT_PORTS_NAME( keyboard );
+}
+
+
+//**************************************************************************
+// LIVE DEVICE
+//**************************************************************************
+
+//-------------------------------------------------
+// informer_207_376_kbd_hle_device - constructor
+//-------------------------------------------------
+
+informer_207_376_kbd_hle_device::informer_207_376_kbd_hle_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) :
+ device_t(mconfig, INFORMER_207_376_KBD_HLE, tag, owner, clock),
+ device_buffered_serial_interface(mconfig, *this),
+ device_matrix_keyboard_interface(mconfig, *this, "row_0", "row_1", "row_2", "row_3", "row_4", "row_5", "row_6", "row_7"),
+ m_tx_handler(*this)
+{
+}
+
+//-------------------------------------------------
+// device_start - device-specific startup
+//-------------------------------------------------
+
+void informer_207_376_kbd_hle_device::device_start()
+{
+ // resolve callbacks
+ m_tx_handler.resolve_safe();
+}
+
+//-------------------------------------------------
+// device_reset - device-specific reset
+//-------------------------------------------------
+
+void informer_207_376_kbd_hle_device::device_reset()
+{
+ clear_fifo();
+
+ receive_register_reset();
+ transmit_register_reset();
+
+ set_data_frame(1, 8, PARITY_NONE, STOP_BITS_2);
+ set_rcv_rate(2400);
+ set_tra_rate(2400);
+
+ reset_key_state();
+ start_processing(attotime::from_hz(2400));
+ typematic_stop();
+}
+
+//-------------------------------------------------
+// tra_callback - send bit to host
+//-------------------------------------------------
+
+void informer_207_376_kbd_hle_device::tra_callback()
+{
+ m_tx_handler(transmit_register_get_data_bit());
+}
+
+//-------------------------------------------------
+// received_byte - handle received byte
+//-------------------------------------------------
+
+void informer_207_376_kbd_hle_device::received_byte(uint8_t byte)
+{
+ logerror("Received from host: %02x\n", byte);
+
+ // correct? also gets 0x10 from host
+ if (byte == 0x0a)
+ transmit_byte(0x34); // send RESET
+}
+
+//-------------------------------------------------
+// key_make - handle a key being pressed
+//-------------------------------------------------
+
+void informer_207_376_kbd_hle_device::key_make(uint8_t row, uint8_t column)
+{
+ // send the code
+ uint8_t code = row * 16 + column;
+
+ transmit_byte(code);
+
+ // no typematic for modifier keys
+ if (code != 0x4c && code != 0x4d && code != 0x4e && code != 0x4f)
+ typematic_start(row, column, attotime::from_msec(750), attotime::from_msec(50));
+}
+
+//-------------------------------------------------
+// key_break - handle a key being released
+//-------------------------------------------------
+
+void informer_207_376_kbd_hle_device::key_break(uint8_t row, uint8_t column)
+{
+ // send the break code (only for modifier keys: shift and alt)
+ uint8_t code = row * 16 + column;
+
+ if (typematic_is(row, column))
+ typematic_stop();
+
+ if (code == 0x4d || code == 0x4e || code == 0x4f)
+ transmit_byte(0x80 | code);
+}
+
+//-------------------------------------------------
+// key_repeat - handle a key being repeated
+//-------------------------------------------------
+
+void informer_207_376_kbd_hle_device::key_repeat(u8 row, u8 column)
+{
+ uint8_t code = row * 16 + column;
+ transmit_byte(code);
+}
+
+//-------------------------------------------------
+// rx_w - receive bit from host
+//-------------------------------------------------
+
+void informer_207_376_kbd_hle_device::rx_w(int state)
+{
+ device_buffered_serial_interface::rx_w(state);
+}
diff --git a/src/mame/machine/informer_207_376_kbd.h b/src/mame/machine/informer_207_376_kbd.h
new file mode 100644
index 00000000000..ff802e0487b
--- /dev/null
+++ b/src/mame/machine/informer_207_376_kbd.h
@@ -0,0 +1,60 @@
+// license: BSD-3-Clause
+// copyright-holders: Dirk Best
+/***************************************************************************
+
+ Informer 207/376 Keyboard (HLE)
+
+***************************************************************************/
+
+#ifndef MAME_MACHINE_INFORMER_207_376_KBD_H
+#define MAME_MACHINE_INFORMER_207_376_KBD_H
+
+#pragma once
+
+#include "machine/keyboard.h"
+#include "diserial.h"
+
+
+//**************************************************************************
+// TYPE DEFINITIONS
+//**************************************************************************
+
+// ======================> informer_207_376_kbd_hle_device
+
+class informer_207_376_kbd_hle_device : public device_t,
+ public device_buffered_serial_interface<16>,
+ protected device_matrix_keyboard_interface<8>
+{
+public:
+ // construction/destruction
+ informer_207_376_kbd_hle_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock = 0);
+
+ // callbacks
+ auto tx_handler() { return m_tx_handler.bind(); }
+
+ // from host
+ void rx_w(int state);
+
+protected:
+ // device_t overrides
+ virtual ioport_constructor device_input_ports() const override;
+ virtual void device_start() override;
+ virtual void device_reset() override;
+
+ // device_buffered_serial_interface overrides
+ virtual void tra_callback() override;
+ virtual void received_byte(uint8_t byte) override;
+
+ // device_matrix_keyboard_interface overrides
+ virtual void key_make(uint8_t row, uint8_t column) override;
+ virtual void key_break(uint8_t row, uint8_t column) override;
+ virtual void key_repeat(uint8_t row, uint8_t column) override;
+
+private:
+ devcb_write_line m_tx_handler;
+};
+
+// device type definition
+DECLARE_DEVICE_TYPE(INFORMER_207_376_KBD_HLE, informer_207_376_kbd_hle_device)
+
+#endif // MAME_MACHINE_INFORMER_207_376_KBD_H
diff --git a/src/mame/mame.lst b/src/mame/mame.lst
index e501c8b2a97..09375c62165 100644
--- a/src/mame/mame.lst
+++ b/src/mame/mame.lst
@@ -16709,6 +16709,9 @@ indy_4613 // IP22: Indy, R4600, 133MHz
indy_5015 // IP22: Indy, R5000, 150MHz
indigo2_4415 // IP24: Indigo 2, R4400, 150MHz
+@source:informer_207_376.cpp
+in207376 // Informer 207/376
+
@source:instantm.cpp
instantm //
diff --git a/src/mame/mess.flt b/src/mame/mess.flt
index 706fe06e487..49207d932a7 100644
--- a/src/mame/mess.flt
+++ b/src/mame/mess.flt
@@ -420,6 +420,7 @@ imsai.cpp
indiana.cpp
indigo.cpp
indy_indigo2.cpp
+informer_207_376.cpp
instruct.cpp
inteladv.cpp
intellec4.cpp