diff options
Diffstat (limited to 'src/mame/machine/apricotkb_hle.c')
-rw-r--r-- | src/mame/machine/apricotkb_hle.c | 286 |
1 files changed, 286 insertions, 0 deletions
diff --git a/src/mame/machine/apricotkb_hle.c b/src/mame/machine/apricotkb_hle.c new file mode 100644 index 00000000000..6950033c79f --- /dev/null +++ b/src/mame/machine/apricotkb_hle.c @@ -0,0 +1,286 @@ +// license:GPL-2.0+ +// copyright-holders:Dirk Best +/*************************************************************************** + + ACT Apricot Keyboard (HLE) + + Keyboard to System: + - 01-60: Key make codes + - 70-7f: Mouse codes + - 80: RAM test failed + - 81-e0: Key break codes + - e9: ROM test failed + - ea: X-on (keyboard ready to receive) + - eb: X-off (keyboard buffer full) + - ec: Reset request + - ed: Time prefix + - ee: Date prefix + - ef: Mouse header + - f0-f9: BCD data + - fa: Invalid clock data + - fb: Acknowledge firmware version/reset + + System to keyboard: + - 01-7f: Character codes for MicroScreen + - 80-cf: Cursor address + - d0: Clear screen + - d1: Cursor left + - d2: Cursor right + - d3: Cursor on + - d4: Cursor off + - d5: Display on + - d6: Display off + - e0: Query + - e1: Time and date request + - e2: Display time/data on MicroScreen + - e3: Set LED prefix + - e4: Set time and date + - e5: Mouse enable + - e6: Mouse disable + - e7: Execute processor diagnostics + - e8: Keyboard reset + - f0-f9: BCD data + - fa: Invalid clock data + +***************************************************************************/ + +#include "apricotkb_hle.h" + + +//************************************************************************** +// CONSTANTS / MACROS +//************************************************************************** + +#define APRICOT_KEY(_key, _index) \ + PORT_BIT(1 << _key, IP_ACTIVE_HIGH, IPT_KEYBOARD) \ + PORT_CHANGED_MEMBER(DEVICE_SELF, apricot_keyboard_hle_device, key_callback, (void *) _index) + + +//************************************************************************** +// DEVICE DEFINITIONS +//************************************************************************** + +const device_type APRICOT_KEYBOARD_HLE = &device_creator<apricot_keyboard_hle_device>; + + +//------------------------------------------------- +// input_ports - device-specific input ports +//------------------------------------------------- + +static INPUT_PORTS_START( keyboard ) + PORT_START("keyboard_0") + PORT_BIT(1 << 0, IP_ACTIVE_HIGH, IPT_UNUSED) + APRICOT_KEY( 1, 0) PORT_CODE(KEYCODE_F7) PORT_CHAR(UCHAR_MAMEKEY(F7)) PORT_NAME("Help") + APRICOT_KEY( 2, 0) PORT_CODE(KEYCODE_F8) PORT_CHAR(UCHAR_MAMEKEY(F8)) PORT_NAME("Undo") + APRICOT_KEY( 3, 0) PORT_CODE(KEYCODE_F9) PORT_CHAR(UCHAR_MAMEKEY(F9)) PORT_NAME("Repeat") + APRICOT_KEY( 4, 0) PORT_CODE(KEYCODE_F10) PORT_CHAR(UCHAR_MAMEKEY(F10)) PORT_NAME("Calc") + APRICOT_KEY( 5, 0) PORT_CODE(KEYCODE_PRTSCR) PORT_CHAR(UCHAR_MAMEKEY(PRTSCR)) PORT_NAME("Print") + APRICOT_KEY( 6, 0) PORT_CODE(KEYCODE_CANCEL) PORT_CHAR(UCHAR_MAMEKEY(CANCEL)) PORT_NAME("Intr") + APRICOT_KEY( 7, 0) PORT_CODE(KEYCODE_F11) PORT_CHAR(UCHAR_MAMEKEY(F11)) PORT_NAME("Menu") + APRICOT_KEY( 8, 0) PORT_CODE(KEYCODE_F12) PORT_CHAR(UCHAR_MAMEKEY(F12)) PORT_NAME("Finish") + APRICOT_KEY( 9, 0) PORT_CODE(KEYCODE_F1) PORT_CHAR(UCHAR_MAMEKEY(F1)) PORT_NAME("Function 1") + APRICOT_KEY(10, 0) PORT_CODE(KEYCODE_F2) PORT_CHAR(UCHAR_MAMEKEY(F2)) PORT_NAME("Function 2") + APRICOT_KEY(11, 0) PORT_CODE(KEYCODE_F3) PORT_CHAR(UCHAR_MAMEKEY(F3)) PORT_NAME("Function 3") + APRICOT_KEY(12, 0) PORT_CODE(KEYCODE_F4) PORT_CHAR(UCHAR_MAMEKEY(F4)) PORT_NAME("Function 4") + APRICOT_KEY(13, 0) PORT_CODE(KEYCODE_F5) PORT_CHAR(UCHAR_MAMEKEY(F5)) PORT_NAME("Function 5") + APRICOT_KEY(14, 0) PORT_CODE(KEYCODE_F6) PORT_CHAR(UCHAR_MAMEKEY(F6)) PORT_NAME("Function 6") + APRICOT_KEY(15, 0) PORT_CODE(KEYCODE_BACKSLASH) PORT_CHAR('\\') PORT_CHAR('^') + APRICOT_KEY(16, 0) PORT_CODE(KEYCODE_1) PORT_CHAR('1') PORT_CHAR('!') + APRICOT_KEY(17, 0) PORT_CODE(KEYCODE_2) PORT_CHAR('2') PORT_CHAR('@') + APRICOT_KEY(18, 0) PORT_CODE(KEYCODE_3) PORT_CHAR('3') PORT_CHAR('#') + APRICOT_KEY(19, 0) PORT_CODE(KEYCODE_4) PORT_CHAR('4') PORT_CHAR(0xa3) // pound + APRICOT_KEY(20, 0) PORT_CODE(KEYCODE_5) PORT_CHAR('5') PORT_CHAR('%') + APRICOT_KEY(21, 0) PORT_CODE(KEYCODE_6) PORT_CHAR('6') PORT_CHAR('$') + APRICOT_KEY(22, 0) PORT_CODE(KEYCODE_7) PORT_CHAR('7') PORT_CHAR('&') + APRICOT_KEY(23, 0) PORT_CODE(KEYCODE_8) PORT_CHAR('8') PORT_CHAR('*') + APRICOT_KEY(24, 0) PORT_CODE(KEYCODE_9) PORT_CHAR('9') PORT_CHAR('(') + APRICOT_KEY(25, 0) PORT_CODE(KEYCODE_0) PORT_CHAR('0') PORT_CHAR(')') + APRICOT_KEY(26, 0) PORT_CODE(KEYCODE_MINUS) PORT_CHAR('-') PORT_CHAR('_') + APRICOT_KEY(27, 0) PORT_CODE(KEYCODE_EQUALS) PORT_CHAR('=') PORT_CHAR('+') + APRICOT_KEY(28, 0) PORT_CODE(KEYCODE_BACKSPACE) PORT_CHAR(9) + PORT_BIT(1 << 29, IP_ACTIVE_HIGH, IPT_UNUSED) // actually a dedicated % key + APRICOT_KEY(30, 0) PORT_CODE(KEYCODE_ASTERISK) PORT_CHAR(UCHAR_MAMEKEY(ASTERISK)) + APRICOT_KEY(31, 0) PORT_CODE(KEYCODE_SLASH_PAD) PORT_CHAR(UCHAR_MAMEKEY(SLASH_PAD)) + + PORT_START("keyboard_1") + APRICOT_KEY( 0, 1) PORT_CODE(KEYCODE_MINUS_PAD) PORT_CHAR(UCHAR_MAMEKEY(MINUS_PAD)) + APRICOT_KEY( 1, 1) PORT_CODE(KEYCODE_PLUS_PAD) PORT_CHAR(UCHAR_MAMEKEY(PLUS_PAD)) + APRICOT_KEY( 2, 1) PORT_CODE(KEYCODE_TAB) PORT_CHAR(9) + APRICOT_KEY( 3, 1) PORT_CODE(KEYCODE_Q) PORT_CHAR('q') PORT_CHAR('Q') + APRICOT_KEY( 4, 1) PORT_CODE(KEYCODE_W) PORT_CHAR('w') PORT_CHAR('W') + APRICOT_KEY( 5, 1) PORT_CODE(KEYCODE_E) PORT_CHAR('e') PORT_CHAR('E') + APRICOT_KEY( 6, 1) PORT_CODE(KEYCODE_R) PORT_CHAR('r') PORT_CHAR('R') + APRICOT_KEY( 7, 1) PORT_CODE(KEYCODE_T) PORT_CHAR('t') PORT_CHAR('T') + APRICOT_KEY( 8, 1) PORT_CODE(KEYCODE_Y) PORT_CHAR('y') PORT_CHAR('Y') + APRICOT_KEY( 9, 1) PORT_CODE(KEYCODE_U) PORT_CHAR('u') PORT_CHAR('U') + APRICOT_KEY(10, 1) PORT_CODE(KEYCODE_I) PORT_CHAR('i') PORT_CHAR('I') + APRICOT_KEY(11, 1) PORT_CODE(KEYCODE_O) PORT_CHAR('o') PORT_CHAR('O') + APRICOT_KEY(12, 1) PORT_CODE(KEYCODE_P) PORT_CHAR('p') PORT_CHAR('P') + APRICOT_KEY(13, 1) PORT_CODE(KEYCODE_OPENBRACE) PORT_CHAR('[') PORT_CHAR('{') + APRICOT_KEY(14, 1) PORT_CODE(KEYCODE_CLOSEBRACE) PORT_CHAR(']') PORT_CHAR('}') + APRICOT_KEY(15, 1) PORT_CODE(KEYCODE_HOME) PORT_CHAR(UCHAR_MAMEKEY(HOME)) + APRICOT_KEY(16, 1) PORT_CODE(KEYCODE_END) PORT_CHAR(UCHAR_MAMEKEY(END)) PORT_NAME("Clear") + APRICOT_KEY(17, 1) PORT_CODE(KEYCODE_7_PAD) PORT_CHAR(UCHAR_MAMEKEY(7_PAD)) + APRICOT_KEY(18, 1) PORT_CODE(KEYCODE_8_PAD) PORT_CHAR(UCHAR_MAMEKEY(8_PAD)) + APRICOT_KEY(19, 1) PORT_CODE(KEYCODE_9_PAD) PORT_CHAR(UCHAR_MAMEKEY(9_PAD)) + APRICOT_KEY(20, 1) PORT_CODE(KEYCODE_CAPSLOCK) PORT_CHAR(UCHAR_MAMEKEY(CAPSLOCK)) + APRICOT_KEY(21, 1) PORT_CODE(KEYCODE_A) PORT_CHAR('a') PORT_CHAR('A') + APRICOT_KEY(22, 1) PORT_CODE(KEYCODE_S) PORT_CHAR('s') PORT_CHAR('S') + APRICOT_KEY(23, 1) PORT_CODE(KEYCODE_D) PORT_CHAR('d') PORT_CHAR('D') + APRICOT_KEY(24, 1) PORT_CODE(KEYCODE_F) PORT_CHAR('f') PORT_CHAR('F') + APRICOT_KEY(25, 1) PORT_CODE(KEYCODE_G) PORT_CHAR('g') PORT_CHAR('G') + APRICOT_KEY(26, 1) PORT_CODE(KEYCODE_H) PORT_CHAR('h') PORT_CHAR('H') + APRICOT_KEY(27, 1) PORT_CODE(KEYCODE_J) PORT_CHAR('j') PORT_CHAR('J') + APRICOT_KEY(28, 1) PORT_CODE(KEYCODE_K) PORT_CHAR('k') PORT_CHAR('K') + APRICOT_KEY(29, 1) PORT_CODE(KEYCODE_L) PORT_CHAR('l') PORT_CHAR('L') + APRICOT_KEY(30, 1) PORT_CODE(KEYCODE_COLON) PORT_CHAR(';') PORT_CHAR(':') + APRICOT_KEY(31, 1) PORT_CODE(KEYCODE_QUOTE) PORT_CHAR('\'') PORT_CHAR('"') + + PORT_START("keyboard_2") + APRICOT_KEY( 0, 2) PORT_CODE(KEYCODE_ENTER) PORT_CHAR(13) + APRICOT_KEY( 1, 2) PORT_CODE(KEYCODE_INSERT) PORT_CHAR(UCHAR_MAMEKEY(INSERT)) + APRICOT_KEY( 2, 2) PORT_CODE(KEYCODE_DEL) PORT_CHAR(UCHAR_MAMEKEY(DEL)) + APRICOT_KEY( 3, 2) PORT_CODE(KEYCODE_4_PAD) PORT_CHAR(UCHAR_MAMEKEY(4_PAD)) + APRICOT_KEY( 4, 2) PORT_CODE(KEYCODE_5_PAD) PORT_CHAR(UCHAR_MAMEKEY(5_PAD)) + APRICOT_KEY( 5, 2) PORT_CODE(KEYCODE_6_PAD) PORT_CHAR(UCHAR_MAMEKEY(6_PAD)) + APRICOT_KEY( 6, 2) PORT_CODE(KEYCODE_LSHIFT) PORT_CHAR(UCHAR_SHIFT_1) + APRICOT_KEY( 7, 2) PORT_CODE(KEYCODE_Z) PORT_CHAR('z') PORT_CHAR('Z') + APRICOT_KEY( 8, 2) PORT_CODE(KEYCODE_X) PORT_CHAR('x') PORT_CHAR('X') + APRICOT_KEY( 9, 2) PORT_CODE(KEYCODE_C) PORT_CHAR('c') PORT_CHAR('C') + APRICOT_KEY(10, 2) PORT_CODE(KEYCODE_V) PORT_CHAR('v') PORT_CHAR('V') + APRICOT_KEY(11, 2) PORT_CODE(KEYCODE_B) PORT_CHAR('b') PORT_CHAR('B') + APRICOT_KEY(12, 2) PORT_CODE(KEYCODE_N) PORT_CHAR('n') PORT_CHAR('N') + APRICOT_KEY(13, 2) PORT_CODE(KEYCODE_M) PORT_CHAR('m') PORT_CHAR('M') + APRICOT_KEY(14, 2) PORT_CODE(KEYCODE_COMMA) PORT_CHAR(',') PORT_CHAR('<') + APRICOT_KEY(15, 2) PORT_CODE(KEYCODE_STOP) PORT_CHAR('.') PORT_CHAR('>') + APRICOT_KEY(16, 2) PORT_CODE(KEYCODE_SLASH) PORT_CHAR('/') PORT_CHAR('?') + APRICOT_KEY(17, 2) PORT_CODE(KEYCODE_RSHIFT) PORT_CHAR(UCHAR_SHIFT_1) + APRICOT_KEY(18, 2) PORT_CODE(KEYCODE_UP) PORT_CHAR(UCHAR_MAMEKEY(UP)) + APRICOT_KEY(19, 2) PORT_CODE(KEYCODE_SCRLOCK) PORT_CHAR(UCHAR_MAMEKEY(SCRLOCK)) + APRICOT_KEY(20, 2) PORT_CODE(KEYCODE_1_PAD) PORT_CHAR(UCHAR_MAMEKEY(1_PAD)) + APRICOT_KEY(21, 2) PORT_CODE(KEYCODE_2_PAD) PORT_CHAR(UCHAR_MAMEKEY(2_PAD)) + APRICOT_KEY(22, 2) PORT_CODE(KEYCODE_3_PAD) PORT_CHAR(UCHAR_MAMEKEY(3_PAD)) + APRICOT_KEY(23, 2) PORT_CODE(KEYCODE_ESC) PORT_CHAR(UCHAR_MAMEKEY(ESC)) + APRICOT_KEY(24, 2) PORT_CODE(KEYCODE_LCONTROL) PORT_CHAR(UCHAR_SHIFT_2) + APRICOT_KEY(25, 2) PORT_CODE(KEYCODE_SPACE) PORT_CHAR(' ') + APRICOT_KEY(26, 2) PORT_CODE(KEYCODE_RCONTROL) PORT_CHAR(UCHAR_MAMEKEY(PAUSE)) PORT_NAME("Stop") + APRICOT_KEY(27, 2) PORT_CODE(KEYCODE_LEFT) PORT_CHAR(UCHAR_MAMEKEY(LEFT)) + APRICOT_KEY(28, 2) PORT_CODE(KEYCODE_DOWN) PORT_CHAR(UCHAR_MAMEKEY(DOWN)) + APRICOT_KEY(29, 2) PORT_CODE(KEYCODE_RIGHT) PORT_CHAR(UCHAR_MAMEKEY(RIGHT)) + APRICOT_KEY(30, 2) PORT_CODE(KEYCODE_0_PAD) PORT_CHAR(UCHAR_MAMEKEY(0_PAD)) + APRICOT_KEY(31, 2) PORT_CODE(KEYCODE_DEL_PAD) PORT_CHAR(UCHAR_MAMEKEY(DEL_PAD)) + + PORT_START("keyboard_3") + APRICOT_KEY( 0, 3) PORT_CODE(KEYCODE_ENTER_PAD) PORT_CHAR(UCHAR_MAMEKEY(ENTER_PAD)) +INPUT_PORTS_END + +ioport_constructor apricot_keyboard_hle_device::device_input_ports() const +{ + return INPUT_PORTS_NAME( keyboard ); +} + + +//************************************************************************** +// LIVE DEVICE +//************************************************************************** + +//------------------------------------------------- +// apricot_keyboard_hle_device - constructor +//------------------------------------------------- + +apricot_keyboard_hle_device::apricot_keyboard_hle_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock) : + device_t(mconfig, APRICOT_KEYBOARD_HLE, "Apricot Keyboard (HLE)", tag, owner, clock, "apricotkb_hle", __FILE__), + device_serial_interface(mconfig, *this), + m_txd_handler(*this), + m_rxd(1), + m_data_in(0), + m_data_out(0) +{ +} + +//------------------------------------------------- +// device_start - device-specific startup +//------------------------------------------------- + +void apricot_keyboard_hle_device::device_start() +{ + // resolve callbacks + m_txd_handler.resolve_safe(); +} + +//------------------------------------------------- +// device_reset - device-specific reset +//------------------------------------------------- + +void apricot_keyboard_hle_device::device_reset() +{ + receive_register_reset(); + transmit_register_reset(); + + set_data_frame(1, 8, PARITY_NONE, STOP_BITS_1); + set_rcv_rate(7800); + set_tra_rate(7800); +} + +//------------------------------------------------- +// device_timer - device-specific timer +//------------------------------------------------- + +void apricot_keyboard_hle_device::device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr) +{ + device_serial_interface::device_timer(timer, id, param, ptr); +} + +void apricot_keyboard_hle_device::tra_callback() +{ + m_txd_handler(transmit_register_get_data_bit()); +} + +void apricot_keyboard_hle_device::tra_complete() +{ + if (m_data_out != 0) + { + transmit_register_setup(m_data_out); + m_data_out = 0; + } +} + +void apricot_keyboard_hle_device::rcv_callback() +{ + receive_register_update_bit(m_rxd); +} + +void apricot_keyboard_hle_device::rcv_complete() +{ + receive_register_extract(); + m_data_in = get_received_char(); + + // reset command? send keyboard ready (likely needs a delay, just disable for now) +// if (m_data_in == 0xe8) +// transmit_register_setup(0xfb); +} + +WRITE_LINE_MEMBER( apricot_keyboard_hle_device::rxd_w ) +{ + m_rxd = state; + device_serial_interface::rx_w(m_rxd); +} + +INPUT_CHANGED_MEMBER( apricot_keyboard_hle_device::key_callback ) +{ + UINT32 oldvalue = oldval * field.mask(), newvalue = newval * field.mask(); + UINT32 delta = oldvalue ^ newvalue; + + for (int i = 0; i < 32; i++) + { + if (delta & (1 << i)) + { + UINT8 down = (newvalue & (1 << i)) ? 0x00 : 0x80; + UINT8 scancode = (FPTR) param * 32 + i; + scancode |= down; + transmit_register_setup(scancode); + break; + } + } + +} |