// license:LGPL-2.1+ // copyright-holders:Angelo Salese, Sandro Ronco /********************************************************************** Acorn Archimedes keyboard *********************************************************************/ #include "emu.h" #include "archimedes_keyb.h" /*************************************************************************** IMPLEMENTATION ***************************************************************************/ DEFINE_DEVICE_TYPE(ARCHIMEDES_KEYBOARD, archimedes_keyboard_device, "archimedes_keyboard", "Acorn Archimedes Keyboard") //------------------------------------------------- // input_ports - device-specific input ports //------------------------------------------------- static INPUT_PORTS_START( archimedes_keyboard ) PORT_START("ROW.0") PORT_BIT(0x0001, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_1_PAD) PORT_CHAR(UCHAR_MAMEKEY(1_PAD)) PORT_BIT(0x0002, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_4_PAD) PORT_CHAR(UCHAR_MAMEKEY(4_PAD)) PORT_BIT(0x0004, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_7_PAD) PORT_CHAR(UCHAR_MAMEKEY(7_PAD)) PORT_BIT(0x0008, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_NUMLOCK) PORT_CHAR(UCHAR_MAMEKEY(NUMLOCK)) PORT_BIT(0x0010, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_PGUP) PORT_CHAR(UCHAR_MAMEKEY(PGUP)) PORT_BIT(0x0020, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x0040, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_PAUSE) PORT_CHAR(UCHAR_MAMEKEY(PAUSE)) PORT_NAME("Break") PORT_BIT(0x0080, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_SCRLOCK) PORT_CHAR(UCHAR_MAMEKEY(SCRLOCK)) PORT_BIT(0x0100, IP_ACTIVE_LOW, IPT_OTHER) // Keyboard ID bit 4 PORT_BIT(0xfe00, IP_ACTIVE_LOW, IPT_UNUSED) PORT_START("ROW.1") PORT_BIT(0x0001, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_ESC) PORT_CHAR(UCHAR_MAMEKEY(ESC)) PORT_BIT(0x0002, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_TILDE) PORT_CHAR('`') PORT_CHAR('~') PORT_BIT(0x0004, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_Z) PORT_CHAR('z') PORT_CHAR('Z') PORT_BIT(0x0008, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_TAB) PORT_CHAR('\t') PORT_BIT(0x0010, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x0020, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_1) PORT_CHAR('1') PORT_CHAR('!') PORT_BIT(0x0040, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_Q) PORT_CHAR('q') PORT_CHAR('Q') PORT_BIT(0x0080, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_A) PORT_CHAR('a') PORT_CHAR('A') PORT_BIT(0x0100, IP_ACTIVE_LOW, IPT_OTHER) // Keyboard ID bit 5 PORT_BIT(0xfe00, IP_ACTIVE_LOW, IPT_UNUSED) PORT_START("ROW.2") PORT_BIT(0x0001, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_CAPSLOCK) PORT_CHAR(UCHAR_MAMEKEY(CAPSLOCK)) PORT_BIT(0x0002, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_X) PORT_CHAR('x') PORT_CHAR('X') PORT_BIT(0x0004, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_S) PORT_CHAR('s') PORT_CHAR('S') PORT_BIT(0x0008, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_F2) PORT_CHAR(UCHAR_MAMEKEY(F2)) PORT_BIT(0x0010, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_F1) PORT_CHAR(UCHAR_MAMEKEY(F1)) PORT_BIT(0x0020, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x0040, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_2) PORT_CHAR('2') PORT_CHAR('@') PORT_BIT(0x0080, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_W) PORT_CHAR('w') PORT_CHAR('W') PORT_BIT(0xff00, IP_ACTIVE_LOW, IPT_UNUSED) PORT_START("ROW.3") PORT_BIT(0x0001, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_SPACE) PORT_CHAR(' ') PORT_BIT(0x0002, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_C) PORT_CHAR('c') PORT_CHAR('C') PORT_BIT(0x0004, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_D) PORT_CHAR('d') PORT_CHAR('D') PORT_BIT(0x0008, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_F3) PORT_CHAR(UCHAR_MAMEKEY(F3)) PORT_BIT(0x0010, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_F4) PORT_CHAR(UCHAR_MAMEKEY(F4)) PORT_BIT(0x0020, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x0040, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_3) PORT_CHAR('3') PORT_CHAR('#') PORT_BIT(0x0080, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_E) PORT_CHAR('e') PORT_CHAR('E') PORT_BIT(0xff00, IP_ACTIVE_LOW, IPT_UNUSED) PORT_START("ROW.4") PORT_BIT(0x0001, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_B) PORT_CHAR('b') PORT_CHAR('B') PORT_BIT(0x0002, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_V) PORT_CHAR('v') PORT_CHAR('V') PORT_BIT(0x0004, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_G) PORT_CHAR('g') PORT_CHAR('G') PORT_BIT(0x0008, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_F) PORT_CHAR('f') PORT_CHAR('F') PORT_BIT(0x0010, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_4) PORT_CHAR('4') PORT_CHAR('$') PORT_BIT(0x0020, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_5) PORT_CHAR('5') PORT_CHAR('%') PORT_BIT(0x0040, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_R) PORT_CHAR('r') PORT_CHAR('R') PORT_BIT(0x0080, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_T) PORT_CHAR('t') PORT_CHAR('T') PORT_BIT(0xff00, IP_ACTIVE_LOW, IPT_UNUSED) PORT_START("ROW.5") PORT_BIT(0x0001, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_N) PORT_CHAR('n') PORT_CHAR('N') PORT_BIT(0x0002, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_M) PORT_CHAR('m') PORT_CHAR('M') PORT_BIT(0x0004, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_H) PORT_CHAR('h') PORT_CHAR('H') PORT_BIT(0x0008, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_J) PORT_CHAR('j') PORT_CHAR('J') PORT_BIT(0x0010, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_7) PORT_CHAR('7') PORT_CHAR('&') PORT_BIT(0x0020, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_6) PORT_CHAR('6') PORT_CHAR('^') PORT_BIT(0x0040, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_U) PORT_CHAR('u') PORT_CHAR('U') PORT_BIT(0x0080, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_Y) PORT_CHAR('y') PORT_CHAR('Y') PORT_BIT(0xff00, IP_ACTIVE_LOW, IPT_UNUSED) PORT_START("ROW.6") PORT_BIT(0x0001, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_LEFT) PORT_CHAR(UCHAR_MAMEKEY(LEFT)) PORT_BIT(0x0002, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_COMMA) PORT_CHAR(',') PORT_CHAR('<') PORT_BIT(0x0004, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_K) PORT_CHAR('k') PORT_CHAR('K') PORT_BIT(0x0008, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_BACKSLASH) PORT_CHAR('\\') PORT_CHAR('|') PORT_BIT(0x0010, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_8) PORT_CHAR('8') PORT_CHAR('*') PORT_BIT(0x0020, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_F5) PORT_CHAR(UCHAR_MAMEKEY(F5)) PORT_BIT(0x0040, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_I) PORT_CHAR('i') PORT_CHAR('I') PORT_BIT(0x0080, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_ENTER) PORT_CHAR(13) PORT_NAME("Return") PORT_BIT(0xff00, IP_ACTIVE_LOW, IPT_UNUSED) PORT_START("ROW.7") PORT_BIT(0x0001, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_0_PAD) PORT_CHAR(UCHAR_MAMEKEY(0_PAD)) PORT_BIT(0x0002, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_DOWN) PORT_CHAR(UCHAR_MAMEKEY(DOWN)) PORT_BIT(0x0004, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_RIGHT) PORT_CHAR(UCHAR_MAMEKEY(RIGHT)) PORT_BIT(0x0008, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_DEL_PAD) PORT_CHAR(UCHAR_MAMEKEY(DEL_PAD)) PORT_BIT(0x0010, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x0020, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x0040, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x0080, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_UP) PORT_CHAR(UCHAR_MAMEKEY(UP)) PORT_BIT(0xff00, IP_ACTIVE_LOW, IPT_UNUSED) PORT_START("ROW.8") PORT_BIT(0x0001, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_ENTER_PAD) PORT_CHAR(UCHAR_MAMEKEY(ENTER_PAD)) PORT_BIT(0x0002, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_PLUS_PAD) PORT_CHAR(UCHAR_MAMEKEY(PLUS_PAD)) PORT_BIT(0x0004, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_MINUS_PAD) PORT_CHAR(UCHAR_MAMEKEY(MINUS_PAD)) PORT_BIT(0x0008, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('#') PORT_BIT(0x0010, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_DEL) PORT_CHAR(UCHAR_MAMEKEY(DEL)) PORT_BIT(0x0020, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x0040, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_END) PORT_CHAR(UCHAR_MAMEKEY(END)) PORT_NAME("Copy") PORT_BIT(0x0080, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_PGDN) PORT_CHAR(UCHAR_MAMEKEY(PGDN)) PORT_BIT(0x0100, IP_ACTIVE_HIGH, IPT_OTHER) // Keyboard ID bit 0 PORT_BIT(0xfe00, IP_ACTIVE_LOW, IPT_UNUSED) PORT_START("ROW.9") PORT_BIT(0x0001, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_3_PAD) PORT_CHAR(UCHAR_MAMEKEY(3_PAD)) PORT_BIT(0x0002, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_6_PAD) PORT_CHAR(UCHAR_MAMEKEY(6_PAD)) PORT_BIT(0x0004, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_9_PAD) PORT_CHAR(UCHAR_MAMEKEY(9_PAD)) PORT_BIT(0x0008, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_ASTERISK) PORT_CHAR('*') PORT_BIT(0x0010, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_BACKSLASH2) PORT_CHAR(0xa3) PORT_CHAR(0xa4) PORT_BIT(0x0020, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_EQUALS) PORT_CHAR('=') PORT_CHAR('+') PORT_BIT(0x0040, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_BACKSPACE) PORT_CHAR(UCHAR_MAMEKEY(BACKSPACE)) PORT_NAME("Back Space") PORT_BIT(0x0080, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_INSERT) PORT_CHAR(UCHAR_MAMEKEY(INSERT)) PORT_BIT(0x0100, IP_ACTIVE_LOW, IPT_OTHER) // Keyboard ID bit 1 PORT_BIT(0xfe00, IP_ACTIVE_LOW, IPT_UNUSED) PORT_START("ROW.10") PORT_BIT(0x0001, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_SLASH) PORT_CHAR('/') PORT_CHAR('?') PORT_BIT(0x0002, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_STOP) PORT_CHAR('.') PORT_CHAR('>') PORT_BIT(0x0004, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_QUOTE) PORT_CHAR('\'') PORT_CHAR('"') PORT_BIT(0x0008, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_L) PORT_CHAR('l') PORT_CHAR('L') PORT_BIT(0x0010, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_9) PORT_CHAR('9') PORT_CHAR('(') PORT_BIT(0x0020, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_F6) PORT_CHAR(UCHAR_MAMEKEY(F6)) PORT_BIT(0x0040, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_O) PORT_CHAR('o') PORT_CHAR('O') PORT_BIT(0x0080, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_CLOSEBRACE) PORT_CHAR(']') PORT_CHAR('}') PORT_BIT(0xff00, IP_ACTIVE_LOW, IPT_UNUSED) PORT_START("ROW.11") PORT_BIT(0x0001, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_2_PAD) PORT_CHAR(UCHAR_MAMEKEY(2_PAD)) PORT_BIT(0x0002, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_5_PAD) PORT_CHAR(UCHAR_MAMEKEY(5_PAD)) PORT_BIT(0x0004, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_8_PAD) PORT_CHAR(UCHAR_MAMEKEY(8_PAD)) PORT_BIT(0x0008, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_SLASH_PAD) PORT_CHAR('/') PORT_BIT(0x0010, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_MINUS) PORT_CHAR('-') PORT_CHAR('_') PORT_BIT(0x0020, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_F10) PORT_CHAR(UCHAR_MAMEKEY(F10)) PORT_BIT(0x0040, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_F11) PORT_CHAR(UCHAR_MAMEKEY(F11)) PORT_BIT(0x0080, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_F12) PORT_CHAR(UCHAR_MAMEKEY(F12)) PORT_BIT(0xff00, IP_ACTIVE_LOW, IPT_UNUSED) PORT_START("ROW.12") PORT_BIT(0x0001, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_COLON) PORT_CHAR(';') PORT_CHAR(':') PORT_BIT(0x0002, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_P) PORT_CHAR('p') PORT_CHAR('P') PORT_BIT(0x0004, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_OPENBRACE) PORT_CHAR('[') PORT_CHAR('{') PORT_BIT(0x0008, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_0) PORT_CHAR('0') PORT_CHAR(')') PORT_BIT(0x0010, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x0020, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_F9) PORT_CHAR(UCHAR_MAMEKEY(F9)) PORT_BIT(0x0040, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_F7) PORT_CHAR(UCHAR_MAMEKEY(F7)) PORT_BIT(0x0080, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_F8) PORT_CHAR(UCHAR_MAMEKEY(F8)) PORT_BIT(0xff00, IP_ACTIVE_LOW, IPT_UNUSED) PORT_START("ROW.13") PORT_BIT(0x00ff, IP_ACTIVE_LOW, IPT_UNUSED) PORT_BIT(0x0100, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_LALT) PORT_CHAR(UCHAR_MAMEKEY(LALT)) PORT_BIT(0x0200, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_LCONTROL) PORT_CHAR(UCHAR_MAMEKEY(LCONTROL)) PORT_BIT(0x0400, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_LSHIFT) PORT_CHAR(UCHAR_SHIFT_1) PORT_BIT(0x0800, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_HOME) PORT_CHAR(UCHAR_MAMEKEY(HOME)) PORT_BIT(0x1000, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_PRTSCR) PORT_CHAR(UCHAR_MAMEKEY(PRTSCR)) PORT_NAME("Print") PORT_BIT(0x2000, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_RSHIFT) PORT_CHAR(UCHAR_MAMEKEY(RSHIFT)) PORT_BIT(0x4000, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_RCONTROL) PORT_CHAR(UCHAR_MAMEKEY(RCONTROL)) PORT_BIT(0x8000, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_RALT) PORT_CHAR(UCHAR_MAMEKEY(RALT)) PORT_START("ROW.14") PORT_BIT(0x0100, IP_ACTIVE_LOW, IPT_OTHER) // Keyboard ID bit 2 PORT_BIT(0xfeff, IP_ACTIVE_LOW, IPT_UNUSED) PORT_START("ROW.15") PORT_BIT(0x0100, IP_ACTIVE_LOW, IPT_OTHER) // Keyboard ID bit 3 PORT_BIT(0xfeff, IP_ACTIVE_LOW, IPT_UNUSED) PORT_START("MOUSE.0") PORT_BIT(0xffff, IP_ACTIVE_HIGH, IPT_MOUSE_X) PORT_SENSITIVITY(50) PORT_KEYDELTA(0) PORT_RESET PORT_CODE(MOUSECODE_X) PORT_CHANGED_MEMBER(DEVICE_SELF, archimedes_keyboard_device, update_mouse_input, 0) PORT_START("MOUSE.1") PORT_BIT(0xffff, IP_ACTIVE_HIGH, IPT_MOUSE_Y) PORT_SENSITIVITY(50) PORT_KEYDELTA(0) PORT_RESET PORT_CODE(MOUSECODE_Y) PORT_CHANGED_MEMBER(DEVICE_SELF, archimedes_keyboard_device, update_mouse_input, 1) PORT_REVERSE PORT_START("MOUSE.2") PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(MOUSECODE_BUTTON1) PORT_NAME("Mouse Left") PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(MOUSECODE_BUTTON2) PORT_NAME("Mouse Center") PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(MOUSECODE_BUTTON3) PORT_NAME("Mouse Right") INPUT_PORTS_END ioport_constructor archimedes_keyboard_device::device_input_ports() const { return INPUT_PORTS_NAME( archimedes_keyboard ); } //************************************************************************** // LIVE DEVICE //************************************************************************** //------------------------------------------------- // archimedes_keyboard_device - constructor //------------------------------------------------- archimedes_keyboard_device::archimedes_keyboard_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) : device_t(mconfig, ARCHIMEDES_KEYBOARD, tag, owner, clock) , device_serial_interface(mconfig, *this) , m_mcu(*this, "mcu") , m_kout(*this) , m_keyboard(*this, "ROW.%u", 0U) , m_mouse(*this, "MOUSE.%u", 0U) , m_leds(*this, "keyb_led.%u", 0U) { } void archimedes_keyboard_device::device_resolve_objects() { m_kout.resolve_safe(); m_leds.resolve(); } void archimedes_keyboard_device::device_start() { // KART interface set_data_frame(1, 8, PARITY_NONE, STOP_BITS_2); set_rate(31250); m_mouse_timer = timer_alloc(); save_item(NAME(m_mouse_x)); save_item(NAME(m_mouse_y)); save_item(NAME(m_mouse_phase)); save_item(NAME(m_mouse_xref)); save_item(NAME(m_mouse_xdir)); save_item(NAME(m_mouse_yref)); save_item(NAME(m_mouse_ydir)); save_item(NAME(m_mux)); } //------------------------------------------------- // device_reset - device-specific reset //------------------------------------------------- void archimedes_keyboard_device::device_reset() { m_mouse_x = 0; m_mouse_y = 0; m_mouse_phase = 1; m_mouse_xref = 1; m_mouse_xdir = 1; m_mouse_yref = 1; m_mouse_ydir = 1; m_mux = 0; transmit_register_reset(); receive_register_reset(); m_mouse_timer->adjust(attotime::from_hz(1000 * 4), 0, attotime::from_hz(1000 * 4)); } //------------------------------------------------- // device_add_mconfig - add device configuration //------------------------------------------------- void archimedes_keyboard_device::device_add_mconfig(machine_config &config) { I8051(config, m_mcu, 12_MHz_XTAL); // Philips 8051AH-2 m_mcu->port_in_cb<0>().set([this]() { return m_keyboard[m_mux & 0x0f]->read() & 0xff; }); m_mcu->port_in_cb<1>().set([this]() { return (m_keyboard[m_mux & 0x0f]->read() >> 8) & 0xff; }); m_mcu->port_in_cb<2>().set(FUNC(archimedes_keyboard_device::mouse_r)); m_mcu->port_in_cb<3>().set([this]() { return m_mouse[2]->read() & 0xff; }); m_mcu->port_out_cb<2>().set([this](uint8_t data) { m_mux = data; }); m_mcu->port_out_cb<3>().set(FUNC(archimedes_keyboard_device::leds_w)); m_mcu->serial_rx_cb().set([this]() { return get_received_char(); }); m_mcu->serial_tx_cb().set(FUNC(archimedes_keyboard_device::tx_w)); } //------------------------------------------------- // rom_region - device-specific ROM region //------------------------------------------------- ROM_START( archimedes_keyboard ) ROM_REGION( 0x1000, "mcu", 0 ) ROM_LOAD("acorn_0280,022-01_philips_8051ah-2.bin", 0x0000, 0x1000, CRC(95095d38) SHA1(b9fd0000d77987f76fd48348fe2c6988818f40cb)) ROM_END const tiny_rom_entry *archimedes_keyboard_device::device_rom_region() const { return ROM_NAME( archimedes_keyboard ); } void archimedes_keyboard_device::tra_complete() { } void archimedes_keyboard_device::rcv_complete() { receive_register_extract(); m_mcu->set_input_line(MCS51_RX_LINE, ASSERT_LINE); m_mcu->set_input_line(MCS51_RX_LINE, CLEAR_LINE); } void archimedes_keyboard_device::tra_callback() { m_kout(transmit_register_get_data_bit()); } void archimedes_keyboard_device::device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr) { // Mouse quadrature signals // Increase Decrease // REF DIR REF DIR // 1 1 1 1 // 1 0 0 1 // 0 0 0 0 // 0 1 1 0 switch (m_mouse_phase) { case 0: m_mouse_xdir = m_mouse_xref = 1; m_mouse_ydir = m_mouse_yref = 1; break; case 1: m_mouse_xref = m_mouse_x < 0 ? 0 : 1; m_mouse_xdir = m_mouse_x > 0 ? 0 : 1; m_mouse_yref = m_mouse_y < 0 ? 0 : 1; m_mouse_ydir = m_mouse_y > 0 ? 0 : 1; break; case 2: m_mouse_xdir = m_mouse_xref = m_mouse_x != 0 ? 0 : 1; m_mouse_ydir = m_mouse_yref = m_mouse_y != 0 ? 0 : 1; break; case 3: m_mouse_xref = m_mouse_x > 0 ? 0 : 1; m_mouse_xdir = m_mouse_x < 0 ? 0 : 1; m_mouse_yref = m_mouse_y > 0 ? 0 : 1; m_mouse_ydir = m_mouse_y < 0 ? 0 : 1; if (m_mouse_x > 0) m_mouse_x--; if (m_mouse_x < 0) m_mouse_x++; if (m_mouse_y > 0) m_mouse_y--; if (m_mouse_y < 0) m_mouse_y++; break; } m_mouse_phase = (m_mouse_phase + 1) & 3; } void archimedes_keyboard_device::leds_w(uint8_t data) { // Keyboard LEDs // --- -x-- Caps Lock // --- x--- Scroll Lock // --x ---- Num Lock for (int i = 0; i < 3; i++) m_leds[i] = BIT(data, 2 + i); } uint8_t archimedes_keyboard_device::mouse_r() { return (m_mouse_xref << 4) | (m_mouse_xdir << 5) | (m_mouse_yref << 6) | (m_mouse_ydir << 7); } void archimedes_keyboard_device::tx_w(uint8_t data) { if (is_transmit_register_empty()) transmit_register_setup(data); } INPUT_CHANGED_MEMBER(archimedes_keyboard_device::update_mouse_input) { if (param == 0) m_mouse_x = (int16_t)m_mouse[0]->read(); if (param == 1) m_mouse_y = (int16_t)m_mouse[1]->read(); }