summaryrefslogtreecommitdiffstatshomepage
path: root/src/mame/machine/apricotkb_hle.c
diff options
context:
space:
mode:
Diffstat (limited to 'src/mame/machine/apricotkb_hle.c')
-rw-r--r--src/mame/machine/apricotkb_hle.c286
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;
+ }
+ }
+
+}