diff options
Diffstat (limited to 'src/devices/bus/uts_kbd/extw.cpp')
-rw-r--r-- | src/devices/bus/uts_kbd/extw.cpp | 290 |
1 files changed, 290 insertions, 0 deletions
diff --git a/src/devices/bus/uts_kbd/extw.cpp b/src/devices/bus/uts_kbd/extw.cpp new file mode 100644 index 00000000000..950d8b244f2 --- /dev/null +++ b/src/devices/bus/uts_kbd/extw.cpp @@ -0,0 +1,290 @@ +// 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); +} |