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path: root/src/mess/machine/qx10kbd.c
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// license:BSD-3-Clause
// copyright-holders:Carl
// TODO: dump 8049 mcu; key repeat

#include "machine/qx10kbd.h"

qx10_keyboard_device::qx10_keyboard_device(const machine_config& mconfig, const char* tag, device_t* owner, UINT32 clock) :
	serial_keyboard_device(mconfig, QX10_KEYBOARD, "QX10 Keyboard", tag, owner, 0, "qx10_keyboard", __FILE__),
	m_io_kbd8(*this, "TERM_LINE8"),
	m_io_kbd9(*this, "TERM_LINE9"),
	m_io_kbda(*this, "TERM_LINEA"),
	m_io_kbdb(*this, "TERM_LINEB"),
	m_io_kbdd(*this, "TERM_LINED"),
	m_io_kbde(*this, "TERM_LINEE"),
	m_io_kbdf(*this, "TERM_LINEF")
{
}

void qx10_keyboard_device::write(UINT8 data)
{
	switch(data & 0xe0)
	{
		default:
			break;
		case 0x00: // set repeat start
			break;
		case 0x20: // set repeat interval
			break;
		case 0x40: // set LED
			break;
		case 0x60: // get LED
			send_key(0);
			break;
		case 0x80: // get SW
			break;
		case 0xa0: // set repeat
			break;
		case 0xc0: // enable keyboard
			break;
		case 0xe0:
			if(!(data & 1))
				send_key(0);
			break;
	}
	return;
}

UINT8 qx10_keyboard_device::keyboard_handler(UINT8 last_code, UINT8 *scan_line)
{
	int i = *scan_line, j;
	UINT8 code = 0;

	if (i == 0) code = m_io_kbd0->read();
	else
	if (i == 1) code = m_io_kbd1->read();
	else
	if (i == 2) code = m_io_kbd2->read();
	else
	if (i == 3) code = m_io_kbd3->read();
	else
	if (i == 4) code = m_io_kbd4->read();
	else
	if (i == 5) code = m_io_kbd5->read();
	else
	if (i == 6) code = m_io_kbd6->read();
	else
	if (i == 7) code = m_io_kbd7->read();
	else
	if (i == 8) code = m_io_kbd8->read();
	else
	if (i == 9) code = m_io_kbd9->read();
	else
	if (i == 10) code = m_io_kbda->read();
	else
	if (i == 11) code = m_io_kbdb->read();
	else
	if (i == 12) code = m_io_kbdc->read();
	else
	if (i == 13) code = m_io_kbdd->read();
	else
	if (i == 14) code = m_io_kbde->read();
	else
	if (i == 15) code = m_io_kbdf->read();

	*scan_line = (*scan_line + 1) % 16;

	if(m_state[i] == code)
		return 0;

	m_state[i] = code;

	if(!code)
		return 0;

	for(j = 0; j < 8; j++)
		if((code >> j) == 1) break;

	return (j << 4) + i;
}

static INPUT_PORTS_START( qx10_keyboard )
	PORT_START("TERM_LINE0")
	PORT_BIT(0x01,IP_ACTIVE_HIGH,IPT_UNUSED)
	PORT_BIT(0x02,IP_ACTIVE_HIGH,IPT_UNUSED)
	PORT_BIT(0x04,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("RSHIFT")
	PORT_BIT(0x08,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("LSHIFT") PORT_CODE(KEYCODE_LSHIFT)
	PORT_BIT(0x10,IP_ACTIVE_HIGH,IPT_UNUSED)
	PORT_BIT(0x20,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("RCTRL") PORT_CODE(KEYCODE_RCONTROL)
	PORT_BIT(0x40,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("GRPH SHIFT")
	PORT_BIT(0x80,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("LCTRL") PORT_CODE(KEYCODE_LCONTROL)

	PORT_START("TERM_LINE1")
	PORT_BIT(0x01,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("F4/UNDO") PORT_CODE(KEYCODE_F4)
	PORT_BIT(0x02,IP_ACTIVE_HIGH,IPT_UNUSED)
	PORT_BIT(0x04,IP_ACTIVE_HIGH,IPT_UNUSED)
	PORT_BIT(0x08,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("CAPS LOCK/(H6)") PORT_CODE(KEYCODE_CAPSLOCK)
	PORT_BIT(0x10,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("TAB REL")
	PORT_BIT(0x20,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("Q") PORT_CODE(KEYCODE_Q) PORT_CHAR('Q')
	PORT_BIT(0x40,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("2") PORT_CODE(KEYCODE_2) PORT_CHAR('2')
	PORT_BIT(0x80,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("F3/COPY DISK") PORT_CODE(KEYCODE_F3)

	PORT_START("TERM_LINE2")
	PORT_BIT(0x01,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("F5/(H1)") PORT_CODE(KEYCODE_F5)
	PORT_BIT(0x02,IP_ACTIVE_HIGH,IPT_UNUSED)
	PORT_BIT(0x04,IP_ACTIVE_HIGH,IPT_UNUSED)
	PORT_BIT(0x08,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("SPACE") PORT_CODE(KEYCODE_SPACE) PORT_CHAR(' ')
	PORT_BIT(0x10,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("SHIFT LOCK")
	PORT_BIT(0x20,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("W") PORT_CODE(KEYCODE_W) PORT_CHAR('W')
	PORT_BIT(0x40,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("3") PORT_CODE(KEYCODE_3) PORT_CHAR('3')
	PORT_BIT(0x80,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("F2/HELP") PORT_CODE(KEYCODE_F2)

	PORT_START("TERM_LINE3")
	PORT_BIT(0x01,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("F6/STORE") PORT_CODE(KEYCODE_F6)
	PORT_BIT(0x02,IP_ACTIVE_HIGH,IPT_UNUSED)
	PORT_BIT(0x04,IP_ACTIVE_HIGH,IPT_UNUSED)
	PORT_BIT(0x08,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("Z") PORT_CODE(KEYCODE_Z) PORT_CHAR('Z')
	PORT_BIT(0x10,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("A") PORT_CODE(KEYCODE_A) PORT_CHAR('A')
	PORT_BIT(0x20,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("E") PORT_CODE(KEYCODE_E) PORT_CHAR('E')
	PORT_BIT(0x40,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("4") PORT_CODE(KEYCODE_4) PORT_CHAR('4')
	PORT_BIT(0x80,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("F1/STOP") PORT_CODE(KEYCODE_F1)

	PORT_START("TERM_LINE4")
	PORT_BIT(0x01,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("F7/RETRIEVE") PORT_CODE(KEYCODE_F7)
	PORT_BIT(0x02,IP_ACTIVE_HIGH,IPT_UNUSED)
	PORT_BIT(0x04,IP_ACTIVE_HIGH,IPT_UNUSED)
	PORT_BIT(0x08,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("X") PORT_CODE(KEYCODE_X) PORT_CHAR('X')
	PORT_BIT(0x10,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("S") PORT_CODE(KEYCODE_S) PORT_CHAR('S')
	PORT_BIT(0x20,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("R") PORT_CODE(KEYCODE_R) PORT_CHAR('R')
	PORT_BIT(0x40,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("5") PORT_CODE(KEYCODE_5) PORT_CHAR('5')
	PORT_BIT(0x80,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("MAR SEL")

	PORT_START("TERM_LINE5")
	PORT_BIT(0x01,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("F8/PRINT") PORT_CODE(KEYCODE_F8)
	PORT_BIT(0x02,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("ENTER (PAD)") PORT_CODE(KEYCODE_ENTER_PAD)
	PORT_BIT(0x04,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("3 (PAD)") PORT_CODE(KEYCODE_3_PAD) PORT_CHAR('3')
	PORT_BIT(0x08,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("C") PORT_CODE(KEYCODE_C) PORT_CHAR('C')
	PORT_BIT(0x10,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("D") PORT_CODE(KEYCODE_D) PORT_CHAR('D')
	PORT_BIT(0x20,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("T") PORT_CODE(KEYCODE_T) PORT_CHAR('T')
	PORT_BIT(0x40,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("6") PORT_CODE(KEYCODE_6) PORT_CHAR('6')
	PORT_BIT(0x80,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("ESC/^") PORT_CODE(KEYCODE_ESC)

	PORT_START("TERM_LINE6")
	PORT_BIT(0x01,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("F9/INDEX") PORT_CODE(KEYCODE_F9)
	PORT_BIT(0x02,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME(". (PAD)") PORT_CODE(KEYCODE_DEL_PAD)
	PORT_BIT(0x04,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("2 (PAD)") PORT_CODE(KEYCODE_2_PAD) PORT_CHAR('2')
	PORT_BIT(0x08,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("V") PORT_CODE(KEYCODE_V) PORT_CHAR('V')
	PORT_BIT(0x10,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("F") PORT_CODE(KEYCODE_F) PORT_CHAR('F')
	PORT_BIT(0x20,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("Y") PORT_CODE(KEYCODE_Y) PORT_CHAR('Y')
	PORT_BIT(0x40,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("7") PORT_CODE(KEYCODE_7) PORT_CHAR('7')
	PORT_BIT(0x80,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("1") PORT_CODE(KEYCODE_1) PORT_CHAR('1')

	PORT_START("TERM_LINE7")
	PORT_BIT(0x01,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("F10/MAIL") PORT_CODE(KEYCODE_F10)
	PORT_BIT(0x02,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("0 (PAD)") PORT_CODE(KEYCODE_0_PAD) PORT_CHAR('0')
	PORT_BIT(0x04,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("1 (PAD)") PORT_CODE(KEYCODE_1_PAD) PORT_CHAR('1')
	PORT_BIT(0x08,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("B") PORT_CODE(KEYCODE_B) PORT_CHAR('B')
	PORT_BIT(0x10,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("G") PORT_CODE(KEYCODE_G) PORT_CHAR('G')
	PORT_BIT(0x20,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("U") PORT_CODE(KEYCODE_U) PORT_CHAR('U')
	PORT_BIT(0x40,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("8") PORT_CODE(KEYCODE_8) PORT_CHAR('8')
	PORT_BIT(0x80,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("TAB") PORT_CODE(KEYCODE_TAB)

	PORT_START("TERM_LINE8")
	PORT_BIT(0x01,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("(H2)")
	PORT_BIT(0x02,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("= (PAD)")
	PORT_BIT(0x04,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("+ (PAD)") PORT_CODE(KEYCODE_PLUS_PAD) PORT_CHAR('+')
	PORT_BIT(0x08,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("N") PORT_CODE(KEYCODE_N) PORT_CHAR('N')
	PORT_BIT(0x10,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("H") PORT_CODE(KEYCODE_H) PORT_CHAR('H')
	PORT_BIT(0x20,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("I") PORT_CODE(KEYCODE_I) PORT_CHAR('I')
	PORT_BIT(0x40,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("9") PORT_CODE(KEYCODE_9) PORT_CHAR('9')
	PORT_BIT(0x80,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("TAB SET")

	PORT_START("TERM_LINE9")
	PORT_BIT(0x01,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("BREAK/MENU")
	PORT_BIT(0x02,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("6 (PAD)") PORT_CODE(KEYCODE_6_PAD) PORT_CHAR('6')
	PORT_BIT(0x04,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("9 (PAD)") PORT_CODE(KEYCODE_9_PAD) PORT_CHAR('9')
	PORT_BIT(0x08,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("M") PORT_CODE(KEYCODE_M) PORT_CHAR('M')
	PORT_BIT(0x10,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("J") PORT_CODE(KEYCODE_J) PORT_CHAR('J')
	PORT_BIT(0x20,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("O") PORT_CODE(KEYCODE_O) PORT_CHAR('O')
	PORT_BIT(0x40,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("0") PORT_CODE(KEYCODE_0) PORT_CHAR('0')
	PORT_BIT(0x80,IP_ACTIVE_HIGH,IPT_UNUSED)

	PORT_START("TERM_LINEA")
	PORT_BIT(0x01,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("PAUSE/CALC")
	PORT_BIT(0x02,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("5 (PAD)") PORT_CODE(KEYCODE_5_PAD) PORT_CHAR('5')
	PORT_BIT(0x04,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("8 (PAD)") PORT_CODE(KEYCODE_8_PAD) PORT_CHAR('8')
	PORT_BIT(0x08,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME(",")
	PORT_BIT(0x10,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("K") PORT_CODE(KEYCODE_K) PORT_CHAR('K')
	PORT_BIT(0x20,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("P") PORT_CODE(KEYCODE_P) PORT_CHAR('P')
	PORT_BIT(0x40,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("-")
	PORT_BIT(0x80,IP_ACTIVE_HIGH,IPT_UNUSED)

	PORT_START("TERM_LINEB")
	PORT_BIT(0x01,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("SCRN DUMP/SCHED")
	PORT_BIT(0x02,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("4 (PAD)") PORT_CODE(KEYCODE_4_PAD) PORT_CHAR('4')
	PORT_BIT(0x04,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("7 (PAD)") PORT_CODE(KEYCODE_7_PAD) PORT_CHAR('7')
	PORT_BIT(0x08,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME(".") PORT_CODE(KEYCODE_STOP) PORT_CHAR('.')
	PORT_BIT(0x10,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("L") PORT_CODE(KEYCODE_L) PORT_CHAR('L')
	PORT_BIT(0x20,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("@/1/2 1/4")
	PORT_BIT(0x40,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("=")
	PORT_BIT(0x80,IP_ACTIVE_HIGH,IPT_UNUSED)

	PORT_START("TERM_LINEC")
	PORT_BIT(0x01,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("HELP/DRAW")
	PORT_BIT(0x02,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("(H5)")
	PORT_BIT(0x04,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("- (PAD)") PORT_CODE(KEYCODE_MINUS_PAD) PORT_CHAR('-')
	PORT_BIT(0x08,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("UP") PORT_CODE(KEYCODE_UP)
	PORT_BIT(0x10,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME(";") PORT_CODE(KEYCODE_COLON) PORT_CHAR(';')
	PORT_BIT(0x20,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("</[")
	PORT_BIT(0x40,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("\\") PORT_CODE(KEYCODE_BACKSLASH)
	PORT_BIT(0x80,IP_ACTIVE_HIGH,IPT_UNUSED)

	PORT_START("TERM_LINED")
	PORT_BIT(0x01,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("(H3)")
	PORT_BIT(0x02,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("MF4/(H4)")
	PORT_BIT(0x04,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("* (PAD)") PORT_CODE(KEYCODE_ASTERISK) PORT_CHAR('*')
	PORT_BIT(0x08,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("LEFT") PORT_CODE(KEYCODE_LEFT)
	PORT_BIT(0x10,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("9-6")
	PORT_BIT(0x20,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME(">/]")
	PORT_BIT(0x40,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("BACKSPACE") PORT_CODE(KEYCODE_BACKSPACE)
	PORT_BIT(0x80,IP_ACTIVE_HIGH,IPT_UNUSED)

	PORT_START("TERM_LINEE")
	PORT_BIT(0x01,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("BOLD")
	PORT_BIT(0x02,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("MF3/STYLE")
	PORT_BIT(0x04,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("/ (PAD)") PORT_CODE(KEYCODE_SLASH_PAD) PORT_CHAR('/')
	PORT_BIT(0x08,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("RIGHT") PORT_CODE(KEYCODE_RIGHT)
	PORT_BIT(0x10,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("RETURN") PORT_CODE(KEYCODE_ENTER) PORT_CHAR(0x0d)
	PORT_BIT(0x20,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("INSERT") PORT_CODE(KEYCODE_INSERT)
	PORT_BIT(0x40,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("D-7")
	PORT_BIT(0x80,IP_ACTIVE_HIGH,IPT_UNUSED)

	PORT_START("TERM_LINEF")
	PORT_BIT(0x01,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("MF1/ITALIC")
	PORT_BIT(0x02,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("MF2/SIZE")
	PORT_BIT(0x04,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("`/DEC TAB") PORT_CODE(KEYCODE_TILDE) PORT_CHAR('`')
	PORT_BIT(0x08,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("DOWN") PORT_CODE(KEYCODE_DOWN)
	PORT_BIT(0x10,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("? /")
	PORT_BIT(0x20,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("DEL/WORD") PORT_CODE(KEYCODE_DEL) PORT_CHAR(UCHAR_MAMEKEY(DEL))
	PORT_BIT(0x40,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("CLS/LINE")
	PORT_BIT(0x80,IP_ACTIVE_HIGH,IPT_UNUSED)

	PORT_START("RS232_TXBAUD")
	PORT_CONFNAME(0xff, RS232_BAUD_1200, "TX Baud") PORT_WRITE_LINE_DEVICE_MEMBER(DEVICE_SELF, serial_keyboard_device, update_serial)
	PORT_CONFSETTING( RS232_BAUD_1200, "1200")

	PORT_START("RS232_STARTBITS")
	PORT_CONFNAME(0xff, RS232_STARTBITS_1, "Start Bits") PORT_WRITE_LINE_DEVICE_MEMBER(DEVICE_SELF, serial_keyboard_device, update_serial)
	PORT_CONFSETTING( RS232_STARTBITS_1, "1")

	PORT_START("RS232_DATABITS")
	PORT_CONFNAME(0xff, RS232_DATABITS_8, "Data Bits") PORT_WRITE_LINE_DEVICE_MEMBER(DEVICE_SELF, serial_keyboard_device, update_serial)
	PORT_CONFSETTING( RS232_DATABITS_8, "8")

	PORT_START("RS232_PARITY")
	PORT_CONFNAME(0xff, RS232_PARITY_EVEN, "Parity") PORT_WRITE_LINE_DEVICE_MEMBER(DEVICE_SELF, serial_keyboard_device, update_serial)
	PORT_CONFSETTING( RS232_PARITY_EVEN, "Even")

	PORT_START("RS232_STOPBITS")
	PORT_CONFNAME(0xff, RS232_STOPBITS_1, "Stop Bits") PORT_WRITE_LINE_DEVICE_MEMBER(DEVICE_SELF, serial_keyboard_device, update_serial)
	PORT_CONFSETTING( RS232_STOPBITS_1, "1")
INPUT_PORTS_END

ioport_constructor qx10_keyboard_device::device_input_ports() const
{
	return INPUT_PORTS_NAME(qx10_keyboard);
}

void qx10_keyboard_device::device_start()
{
	serial_keyboard_device::device_start();
	memset(m_state, '\0', sizeof(m_state));
	set_rcv_rate(1200);
}

void qx10_keyboard_device::rcv_complete()
{
	receive_register_extract();
	write(get_received_char());
}

const device_type QX10_KEYBOARD = &device_creator<qx10_keyboard_device>;