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path: root/src/devices/bus/uts_kbd/extw.cpp
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Diffstat (limited to 'src/devices/bus/uts_kbd/extw.cpp')
-rw-r--r--src/devices/bus/uts_kbd/extw.cpp290
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diff --git a/src/devices/bus/uts_kbd/extw.cpp b/src/devices/bus/uts_kbd/extw.cpp
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+++ b/src/devices/bus/uts_kbd/extw.cpp
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+// license:BSD-3-Clause
+// copyright-holders:AJR
+/***************************************************************************
+
+ Sperry Univac UTS Expanded Typewriter Keyboard
+
+ This is the default keyboard for the UTS 10 and UTS 20, though the
+ latter's manual claims that "SYS MODE" and "WS MODE" have no function.
+
+ User beware: the - and / keys are swapped from their respective
+ positions on most keyboards.
+
+ The LED is located on the LOCK key, but also responds to either shift
+ key being pressed (which also releases the shift lock).
+
+ The keyboard controller is a custom 48-pin DIP marked:
+
+ P60515
+ L7340660
+ 20-90039-000
+ © INTEL '84
+
+ This is likely a hybrid ASIC integrating a high-speed 8035-like core
+ with at least one of the custom drivers/receivers present in other
+ Keytronic keyboards.
+
+ There seems to be a slight timing error in the transmit routine which
+ causes data bits to be shifted out one 64th of a bit time too quickly.
+
+***************************************************************************/
+
+#include "emu.h"
+#include "bus/uts_kbd/extw.h"
+
+#include "cpu/mcs48/mcs48.h"
+
+
+DEFINE_DEVICE_TYPE(UTS_EXTW_KEYBOARD, uts_extw_keyboard_device, "uts_extw", "UTS Expanded Typewriter Keyboard (F4725-25)")
+
+uts_extw_keyboard_device::uts_extw_keyboard_device(const machine_config &mconfig, const char *tag, device_t *owner, u32 clock)
+ : device_t(mconfig, UTS_EXTW_KEYBOARD, tag, owner, clock)
+ , device_uts_keyboard_interface(mconfig, *this)
+ , m_keys(*this, "KEY%X", 0U)
+ , m_shift_led(*this, "shift_led")
+ , m_p1_output(0xff)
+ , m_p2_output(0xff)
+ , m_shift_register(0xff)
+ , m_ready_line(true)
+ , m_prog_line(true)
+{
+}
+
+void uts_extw_keyboard_device::device_start()
+{
+ m_shift_led.resolve();
+
+ save_item(NAME(m_p1_output));
+ save_item(NAME(m_p2_output));
+ save_item(NAME(m_shift_register));
+ save_item(NAME(m_ready_line));
+ save_item(NAME(m_prog_line));
+}
+
+WRITE_LINE_MEMBER(uts_extw_keyboard_device::ready_w)
+{
+ m_ready_line = bool(state);
+}
+
+u8 uts_extw_keyboard_device::p1_r()
+{
+ return m_ready_line ? 0xf7 : 0xff;
+}
+
+void uts_extw_keyboard_device::p1_w(u8 data)
+{
+ write_rxd(!BIT(data, 2));
+
+ if (!BIT(m_p1_output, 0) && BIT(data, 0))
+ m_shift_register = (m_shift_register >> 1) | (m_shift_register & 0x01) << 7;
+
+ // P11 = hysteresis control?
+
+ m_p1_output = data;
+}
+
+void uts_extw_keyboard_device::p2_w(u8 data)
+{
+ m_shift_led = !BIT(data, 4);
+ m_p2_output = data;
+}
+
+void uts_extw_keyboard_device::t0_clock(u32 clk)
+{
+}
+
+READ_LINE_MEMBER(uts_extw_keyboard_device::t1_r)
+{
+ return BIT(m_shift_register, 7);
+}
+
+WRITE_LINE_MEMBER(uts_extw_keyboard_device::prog_w)
+{
+ if (!m_prog_line && state)
+ {
+ u8 n = m_p2_output & 0x0f;
+ m_shift_register = m_keys[n]->read();
+ }
+
+ m_prog_line = bool(state);
+}
+
+static INPUT_PORTS_START(uts_extw)
+ PORT_START("KEY0")
+ PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("E F15") PORT_CHAR('e') PORT_CHAR('E') PORT_CHAR(UCHAR_MAMEKEY(F15)) PORT_CODE(KEYCODE_E)
+ PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('3') PORT_CHAR('#') PORT_CHAR(UCHAR_MAMEKEY(F3)) PORT_CODE(KEYCODE_3)
+ PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('2') PORT_CHAR('"') PORT_CHAR(UCHAR_MAMEKEY(F2)) PORT_CODE(KEYCODE_2)
+ PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("W F14") PORT_CHAR('w') PORT_CHAR('W') PORT_CHAR(UCHAR_MAMEKEY(F14)) PORT_CODE(KEYCODE_W)
+ PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("S") PORT_CHAR('s') PORT_CHAR('S') PORT_CODE(KEYCODE_S)
+ PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("A") PORT_CHAR('a') PORT_CHAR('A') PORT_CODE(KEYCODE_A)
+ PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("X") PORT_CHAR('x') PORT_CHAR('X') PORT_CODE(KEYCODE_X)
+ PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Z") PORT_CHAR('z') PORT_CHAR('Z') PORT_CODE(KEYCODE_Z)
+
+ PORT_START("KEY1")
+ PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Tab Back") PORT_CODE(KEYCODE_RCONTROL) // ⇤
+ PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(0x08) PORT_CODE(KEYCODE_BACKSPACE) // doesn't work on uts10?
+ PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('^') PORT_CHAR('~') PORT_CHAR(UCHAR_MAMEKEY(F12)) PORT_CODE(KEYCODE_EQUALS)
+ PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("[ { Ws Mode") PORT_CHAR('[') PORT_CHAR('{') PORT_CODE(KEYCODE_CLOSEBRACE)
+ PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(']') PORT_CHAR('}') PORT_CODE(KEYCODE_BACKSLASH) // between : and return key
+ PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(':') PORT_CHAR('*') PORT_CODE(KEYCODE_QUOTE)
+ PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(0x0d) PORT_CODE(KEYCODE_ENTER) // ↵
+ PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Right Shift") PORT_CODE(KEYCODE_RSHIFT)
+
+ PORT_START("KEY2")
+ PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("@ \\ Sys Mode") PORT_CHAR('@') PORT_CHAR('\\') PORT_CODE(KEYCODE_OPENBRACE)
+ PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('/') PORT_CHAR('?') PORT_CHAR(UCHAR_MAMEKEY(F11)) PORT_CODE(KEYCODE_MINUS)
+ PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('0') PORT_CHAR('=') PORT_CHAR(UCHAR_MAMEKEY(F10)) PORT_CODE(KEYCODE_0)
+ PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("P F22") PORT_CHAR('p') PORT_CHAR('P') PORT_CODE(KEYCODE_P)
+ PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(';') PORT_CHAR('+') PORT_CODE(KEYCODE_COLON)
+ PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME(", ,") PORT_CHAR(',') PORT_CODE(KEYCODE_COMMA)
+ PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('-') PORT_CHAR('_') PORT_CODE(KEYCODE_SLASH)
+ PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME(". .") PORT_CHAR('.') PORT_CODE(KEYCODE_STOP)
+
+ PORT_START("KEY3")
+ PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("U F19") PORT_CHAR('u') PORT_CHAR('U') PORT_CHAR(UCHAR_MAMEKEY(F19)) PORT_CODE(KEYCODE_U)
+ PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('7') PORT_CHAR('\'') PORT_CHAR(UCHAR_MAMEKEY(F7)) PORT_CODE(KEYCODE_7)
+ PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('6') PORT_CHAR('&') PORT_CHAR(UCHAR_MAMEKEY(F6)) PORT_CODE(KEYCODE_6)
+ PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Y F18") PORT_CHAR('y') PORT_CHAR('Y') PORT_CHAR(UCHAR_MAMEKEY(F18)) PORT_CODE(KEYCODE_Y)
+ PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("H") PORT_CHAR('h') PORT_CHAR('H') PORT_CODE(KEYCODE_H)
+ PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("G") PORT_CHAR('g') PORT_CHAR('G') PORT_CODE(KEYCODE_G)
+ PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("N") PORT_CHAR('n') PORT_CHAR('N') PORT_CODE(KEYCODE_N)
+ PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("B") PORT_CHAR('b') PORT_CHAR('B') PORT_CODE(KEYCODE_B)
+
+ PORT_START("KEY4")
+ PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("SOE \xe2\x96\xb6 Tab Set") PORT_CODE(KEYCODE_LALT) // ▶
+ PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Insert in Line Insert in Disp") PORT_CHAR(UCHAR_MAMEKEY(INSERT)) PORT_CODE(KEYCODE_INSERT)
+ PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Delete in Line Delete in Disp") PORT_CHAR(UCHAR_MAMEKEY(DEL)) PORT_CODE(KEYCODE_DEL)
+ PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Cursor to Home") PORT_CHAR(UCHAR_MAMEKEY(HOME)) PORT_CODE(KEYCODE_HOME) // ↖
+ PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(UP)) PORT_CODE(KEYCODE_UP)
+ PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(LEFT)) PORT_CODE(KEYCODE_LEFT)
+ PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(RIGHT)) PORT_CODE(KEYCODE_RIGHT)
+ PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(DOWN)) PORT_CODE(KEYCODE_DOWN)
+
+ PORT_START("KEY5")
+ PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(5_PAD)) PORT_CODE(KEYCODE_5_PAD)
+ PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(4_PAD)) PORT_CODE(KEYCODE_4_PAD)
+ PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(7_PAD)) PORT_CODE(KEYCODE_7_PAD)
+ PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(1_PAD)) PORT_CODE(KEYCODE_1_PAD)
+ PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(2_PAD)) PORT_CODE(KEYCODE_2_PAD)
+ PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(8_PAD)) PORT_CODE(KEYCODE_8_PAD)
+ PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_UNUSED)
+ PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(0_PAD)) PORT_CODE(KEYCODE_0_PAD)
+
+ PORT_START("KEY6")
+ PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(PLUS_PAD)) PORT_CODE(KEYCODE_PLUS_PAD)
+ PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(6_PAD)) PORT_CODE(KEYCODE_6_PAD)
+ PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(9_PAD)) PORT_CODE(KEYCODE_9_PAD)
+ PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(3_PAD)) PORT_CODE(KEYCODE_3_PAD)
+ PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_UNUSED)
+ PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(MINUS_PAD)) PORT_CODE(KEYCODE_MINUS_PAD)
+ PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(DEL_PAD)) PORT_CODE(KEYCODE_DEL_PAD)
+ PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(TAB_PAD)) PORT_CODE(KEYCODE_ENTER_PAD) // ⇥
+
+ PORT_START("KEY7")
+ PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Q F13") PORT_CHAR('q') PORT_CHAR('Q') PORT_CHAR(UCHAR_MAMEKEY(F13)) PORT_CODE(KEYCODE_Q)
+ PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('1') PORT_CHAR('!') PORT_CHAR(UCHAR_MAMEKEY(F1)) PORT_CODE(KEYCODE_1)
+ PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('|') PORT_CHAR('`') PORT_CODE(KEYCODE_TILDE)
+ PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Tab Forward") PORT_CHAR(0x09) PORT_CODE(KEYCODE_TAB) // ⇥
+ PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Fctn") PORT_CHAR(UCHAR_SHIFT_2) PORT_CODE(KEYCODE_LCONTROL)
+ PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Lock") PORT_CHAR(UCHAR_MAMEKEY(CAPSLOCK)) PORT_CODE(KEYCODE_CAPSLOCK)
+ PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('<') PORT_CHAR('>') PORT_CODE(KEYCODE_BACKSLASH2)
+ PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Left Shift") PORT_CHAR(UCHAR_SHIFT_1) PORT_CODE(KEYCODE_LSHIFT)
+
+ PORT_START("KEY8")
+ PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("FF Disp 1-2") PORT_CODE(KEYCODE_F3)
+ PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Clr Chg") PORT_CODE(KEYCODE_F4)
+ PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("FCC Locate") PORT_CODE(KEYCODE_F5)
+ PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("LF Hang Up") PORT_CODE(KEYCODE_F2)
+ PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Line Dup") PORT_CODE(KEYCODE_F1)
+ PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Delete Line Insert Line") PORT_CODE(KEYCODE_ESC)
+ PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Erase EOL Erase EOD") PORT_CODE(KEYCODE_END)
+ PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Erase to EOF Erase Display") PORT_CODE(KEYCODE_PGDN)
+
+ PORT_START("KEY9")
+ PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("T F17") PORT_CHAR('t') PORT_CHAR('T') PORT_CHAR(UCHAR_MAMEKEY(F17)) PORT_CODE(KEYCODE_T)
+ PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('5') PORT_CHAR('%') PORT_CHAR(UCHAR_MAMEKEY(F5)) PORT_CODE(KEYCODE_5)
+ PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('4') PORT_CHAR('$') PORT_CHAR(UCHAR_MAMEKEY(F4)) PORT_CODE(KEYCODE_4)
+ PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("R F16") PORT_CHAR('r') PORT_CHAR('R') PORT_CHAR(UCHAR_MAMEKEY(F16)) PORT_CODE(KEYCODE_R)
+ PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("F") PORT_CHAR('f') PORT_CHAR('F') PORT_CODE(KEYCODE_F)
+ PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("D") PORT_CHAR('d') PORT_CHAR('D') PORT_CODE(KEYCODE_D)
+ PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("V") PORT_CHAR('v') PORT_CHAR('V') PORT_CODE(KEYCODE_V)
+ PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("C") PORT_CHAR('c') PORT_CHAR('C') PORT_CODE(KEYCODE_C)
+
+ PORT_START("KEYA")
+ PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Msg Wait Unlock") PORT_CODE(KEYCODE_F11)
+ PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("FCC Clear") PORT_CODE(KEYCODE_F6)
+ PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Xmit") PORT_CODE(KEYCODE_F12)
+ PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Print Ctl Page") PORT_CODE(KEYCODE_F10)
+ PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("FCC Gen") PORT_CODE(KEYCODE_F8)
+ PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("FCC Enable") PORT_CODE(KEYCODE_F7)
+ PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Xfer Char Erase") PORT_CODE(KEYCODE_F9)
+ PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(' ') PORT_CODE(KEYCODE_SPACE)
+
+ PORT_START("KEYB")
+ PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("O F21") PORT_CHAR('o') PORT_CHAR('O') PORT_CODE(KEYCODE_O)
+ PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('9') PORT_CHAR(')') PORT_CHAR(UCHAR_MAMEKEY(F9)) PORT_CODE(KEYCODE_9)
+ PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('8') PORT_CHAR('(') PORT_CHAR(UCHAR_MAMEKEY(F8)) PORT_CODE(KEYCODE_8)
+ PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("I F20") PORT_CHAR('i') PORT_CHAR('I') PORT_CHAR(UCHAR_MAMEKEY(F20)) PORT_CODE(KEYCODE_I)
+ PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("K") PORT_CHAR('k') PORT_CHAR('K') PORT_CODE(KEYCODE_K)
+ PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("L") PORT_CHAR('l') PORT_CHAR('L') PORT_CODE(KEYCODE_L)
+ PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("J") PORT_CHAR('j') PORT_CHAR('J') PORT_CODE(KEYCODE_J)
+ PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("M") PORT_CHAR('m') PORT_CHAR('M') PORT_CODE(KEYCODE_M)
+
+ PORT_START("KEYC")
+ PORT_BIT(0xff, IP_ACTIVE_LOW, IPT_UNUSED)
+
+ PORT_START("KEYD")
+ PORT_BIT(0xff, IP_ACTIVE_LOW, IPT_UNUSED)
+
+ PORT_START("KEYE")
+ PORT_BIT(0xff, IP_ACTIVE_LOW, IPT_UNUSED)
+
+ PORT_START("KEYF")
+ PORT_DIPNAME(0x0f, 0x0f, "National Layout") // stored as a 4-bit value even though only 7 of the first 8 are valid
+ PORT_DIPSETTING(0x0f, "USA/UK English")
+ PORT_DIPSETTING(0x0d, "German (QWERTZ)")
+ PORT_DIPSETTING(0x0c, "European A")
+ PORT_DIPSETTING(0x0b, "European B") // Swedish/Finnish?
+ PORT_DIPSETTING(0x0a, "European C")
+ PORT_DIPSETTING(0x09, "European D") // Spanish?
+ PORT_DIPSETTING(0x08, "European E")
+ PORT_BIT(0xf0, IP_ACTIVE_LOW, IPT_UNUSED)
+INPUT_PORTS_END
+
+ioport_constructor uts_extw_keyboard_device::device_input_ports() const
+{
+ return INPUT_PORTS_NAME(uts_extw);
+}
+
+void uts_extw_keyboard_device::prog_map(address_map &map)
+{
+ map(0x000, 0x7ff).rom().region("kbdc", 0);
+}
+
+void uts_extw_keyboard_device::ext_map(address_map &map)
+{
+ map(0x00, 0xff).nopr(); // read only once, at reset time
+}
+
+void uts_extw_keyboard_device::device_add_mconfig(machine_config &config)
+{
+ mcs48_cpu_device &kbdc(I8035(config, "kbdc", 9.216_MHz_XTAL)); // not a standard 8035; see notes
+ kbdc.set_addrmap(AS_PROGRAM, &uts_extw_keyboard_device::prog_map);
+ kbdc.set_addrmap(AS_IO, &uts_extw_keyboard_device::ext_map);
+ kbdc.p1_in_cb().set(FUNC(uts_extw_keyboard_device::p1_r));
+ kbdc.p1_out_cb().set(FUNC(uts_extw_keyboard_device::p1_w));
+ kbdc.p2_out_cb().set(FUNC(uts_extw_keyboard_device::p2_w));
+ kbdc.set_t0_clk_cb(FUNC(uts_extw_keyboard_device::t0_clock));
+ kbdc.t1_in_cb().set(FUNC(uts_extw_keyboard_device::t1_r));
+ kbdc.prog_out_cb().set(FUNC(uts_extw_keyboard_device::prog_w));
+}
+
+ROM_START(uts_extw)
+ ROM_REGION(0x800, "kbdc", 0)
+ ROM_LOAD("2716264.bin", 0x000, 0x800, CRC(75e188aa) SHA1(a6486576525f7eec617fd7f9db469063f8c357fc)) // "© 1985 Keytronic"
+ROM_END
+
+const tiny_rom_entry *uts_extw_keyboard_device::device_rom_region() const
+{
+ return ROM_NAME(uts_extw);
+}