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cit220_kbd: Identify all remaining keys; add LED outputs

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This commit is contained in:
AJR 2024-02-04 16:42:12 -05:00
parent 5b43765fd3
commit 21dcaa54a9
2 changed files with 43 additions and 30 deletions
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71
src/mame/citoh/cit220_kbd.cpp
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@ -2,7 +2,7 @@
// copyright-holders:AJR
/**********************************************************************
CIT-220+ keyboard
CIT-220+ 105-key keyboard
This uses more or less the same protocol as the CIT-101 keyboard:
alternating asynchronous serial communication at 4800 baud. In
@ -11,7 +11,7 @@
The Lock key is programmable as either Caps Lock or Shift Lock.
TODO: figure out what the remaining two dozen keys are
F11-F13 are Esc, BS and LF in VT52 & VT100 compatibility modes.
**********************************************************************/
@ -32,10 +32,16 @@ cit220p_keyboard_device::cit220p_keyboard_device(const machine_config &mconfig,
, m_beeper(*this, "beeper")
, m_rows(*this, "ROW%X", 0U)
, m_modifiers(*this, "MODIFIERS")
, m_leds(*this, "led%u", 0U)
, m_txd_callback(*this)
{
}
void cit220p_keyboard_device::device_resolve_objects()
{
m_leds.resolve();
}
void cit220p_keyboard_device::device_start()
{
}
@ -71,7 +77,12 @@ void cit220p_keyboard_device::mcu_p2_w(u8 data)
void cit220p_keyboard_device::mcu_movx_w(u8 data)
{
// TODO: LEDs?
// Bit 2 = On-Line
// Bit 3 = Shift Lock
// Bit 5 = Caps Lock
// Bit 6 = Compose
for (int i = 0; i < 8; i++)
m_leds[i] = BIT(~data, i);
}
void cit220p_keyboard_device::prog_map(address_map &map)
@ -92,24 +103,24 @@ INPUT_PORTS_START(cit220p_keyboard)
PORT_BIT(4, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Right Shift") PORT_CODE(KEYCODE_RSHIFT)
PORT_START("ROW0")
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Row 0, Key 0")
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Row 0, Key 1")
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Hold Screen") PORT_CHAR(UCHAR_MAMEKEY(F1)) PORT_CODE(KEYCODE_F1)
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Print Screen") PORT_CHAR(UCHAR_MAMEKEY(F2)) PORT_CODE(KEYCODE_F2)
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Set-Up") PORT_CHAR(UCHAR_MAMEKEY(F3)) PORT_CODE(KEYCODE_F3)
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Row 0, Key 3")
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Row 0, Key 4")
PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Row 0, Key 5")
PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Row 0, Key 6")
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Row 0, Key 7")
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Data/Talk") PORT_CHAR(UCHAR_MAMEKEY(F4)) PORT_CODE(KEYCODE_F4)
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Break") PORT_CHAR(UCHAR_MAMEKEY(F5)) PORT_CODE(KEYCODE_F5)
PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(F6)) PORT_CODE(KEYCODE_F6)
PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(F7)) PORT_CODE(KEYCODE_F7)
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(F8)) PORT_CODE(KEYCODE_F8)
PORT_START("ROW1")
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Back Space") PORT_CHAR(0x08) PORT_CODE(KEYCODE_BACKSPACE)
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("F12 (Back Space)") PORT_CHAR(UCHAR_MAMEKEY(F12)) PORT_CODE(KEYCODE_F12)
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Tab") PORT_CHAR(0x09) PORT_CODE(KEYCODE_TAB)
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Line Feed") PORT_CHAR(0x0a) PORT_CODE(KEYCODE_RALT)
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Row 1, Key 3")
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Row 1, Key 4")
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("F13 (Line Feed)") PORT_CHAR(UCHAR_MAMEKEY(F13)) PORT_CODE(KEYCODE_F13)
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(F9)) PORT_CODE(KEYCODE_F9)
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(F10)) PORT_CODE(KEYCODE_F10)
PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Return") PORT_CHAR(0x0d) PORT_CODE(KEYCODE_ENTER)
PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Row 1, Key 6")
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Row 1, Key 7")
PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(F14)) PORT_CODE(KEYCODE_F14)
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("<x]") PORT_CHAR(0x08) PORT_CODE(KEYCODE_BACKSPACE) // actually sends ASCII DEL (or CAN with shift)
PORT_START("ROW2")
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(0_PAD)) PORT_CODE(KEYCODE_0_PAD)
@ -134,12 +145,12 @@ INPUT_PORTS_START(cit220p_keyboard)
PORT_START("ROW4")
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(ENTER_PAD)) PORT_CODE(KEYCODE_ENTER_PAD)
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(DEL_PAD)) PORT_CODE(KEYCODE_DEL_PAD)
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Esc") PORT_CHAR(0x1b) PORT_CODE(KEYCODE_ESC)
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("F11 (Esc)") PORT_CHAR(UCHAR_MAMEKEY(F11)) PORT_CODE(KEYCODE_F11)
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Space Bar") PORT_CHAR(0x20) PORT_CODE(KEYCODE_SPACE)
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Row 4, Key 4")
PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Row 4, Key 5")
PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Row 4, Key 6")
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Row 4, Key 7")
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(F17)) PORT_CODE(KEYCODE_F17)
PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(F18)) PORT_CODE(KEYCODE_F18)
PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(F19)) PORT_CODE(KEYCODE_F19)
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(F20)) PORT_CODE(KEYCODE_F20)
PORT_START("ROW5")
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('`') PORT_CHAR('~') PORT_CODE(KEYCODE_TILDE)
@ -164,15 +175,15 @@ INPUT_PORTS_START(cit220p_keyboard)
PORT_START("ROW7")
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('8') PORT_CHAR('*') PORT_CODE(KEYCODE_8)
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('9') PORT_CHAR('(') PORT_CODE(KEYCODE_9)
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Row 7, Key 2")
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Row 7, Key 3")
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Row 7, Key 4")
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Do") PORT_CHAR(UCHAR_MAMEKEY(F16)) PORT_CODE(KEYCODE_F16)
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_UNUSED) // functional duplicate of Do key
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Find") PORT_CODE(KEYCODE_INSERT)
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_NAME("Compose Character") PORT_CHAR(UCHAR_MAMEKEY(LALT)) PORT_CODE(KEYCODE_LALT)
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('/') PORT_CHAR('?') PORT_CODE(KEYCODE_SLASH)
PORT_START("ROW8")
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Row 8, Key 0")
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Help") PORT_CHAR(UCHAR_MAMEKEY(F15)) PORT_CODE(KEYCODE_F15)
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('a') PORT_CHAR('A') PORT_CODE(KEYCODE_A)
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('b') PORT_CHAR('B') PORT_CODE(KEYCODE_B)
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('c') PORT_CHAR('C') PORT_CODE(KEYCODE_C)
@ -208,13 +219,13 @@ INPUT_PORTS_START(cit220p_keyboard)
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('[') PORT_CHAR('{') PORT_CODE(KEYCODE_OPENBRACE)
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('\\') PORT_CHAR('|') PORT_CODE(KEYCODE_BACKSLASH)
PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(']') PORT_CHAR('}') PORT_CODE(KEYCODE_CLOSEBRACE)
PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Row B, Key 6")
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Row B, Key 7")
PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Insert Here") PORT_CODE(KEYCODE_HOME)
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Remove") PORT_CODE(KEYCODE_PGUP)
PORT_START("ROWC")
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Row C, Key 0")
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Row C, Key 1")
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Row C, Key 2")
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Select") PORT_CODE(KEYCODE_DEL)
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Prev Screen") PORT_CHAR(UCHAR_MAMEKEY(PGUP)) PORT_CODE(KEYCODE_END)
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Next Screen") PORT_CHAR(UCHAR_MAMEKEY(PGDN)) PORT_CODE(KEYCODE_PGDN)
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(UP)) PORT_CODE(KEYCODE_UP)
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(LEFT)) PORT_CODE(KEYCODE_LEFT)
PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(DOWN)) PORT_CODE(KEYCODE_DOWN)

2
src/mame/citoh/cit220_kbd.h
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@ -30,6 +30,7 @@ public:
protected:
// device_t implementation
virtual void device_resolve_objects() override;
virtual void device_start() override;
virtual ioport_constructor device_input_ports() const override;
virtual void device_add_mconfig(machine_config &config) override;
@ -51,6 +52,7 @@ private:
required_device<beep_device> m_beeper;
required_ioport_array<13> m_rows;
required_ioport m_modifiers;
output_finder<8> m_leds;
// output callback
devcb_write_line m_txd_callback;