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|
// license:BSD-3-Clause
// copyright-holders:AJR
/*********************************************************************
Videx Enhancer ][ keyboard component
The primary component of the Enhancer ][ is a microprocessor-
based intelligent keyboard encoder board which fits in between
the motherboard and the matrix of the newer-model (two-piece)
keyboard. It replaces the AY-5-3600 keyboard scanner IC and
associated components on the “piggyback style” encoder board,
and is compatible with its rare add-on numeric keypad. (The
Enhancer ][ was the successor to Videx's Keyboard and Display
Enhancer, which only worked with revision 0-6 Apple IIs.)
To enter lowercase mode, press Reset together with Shift. To
subsequently return to uppercase mode, press Reset by itself.
(Reset, as normal, is hardwired to warm-boot the system when
pressed together with Ctrl.)
Special characters can be generated in lowercase mode by the
following key combinations:
Ctrl-1 |
Ctrl-2 ~
Ctrl-3 DEL
Ctrl-4 FS
Ctrl-5 GS
Ctrl-6 RS
Ctrl-7 `
Ctrl-8 {
Ctrl-9 }
Shift-0 @
Ctrl-0 NUL
Ctrl-: US
Ctrl-- _
Ctrl-; ^
Ctrl-, [
Ctrl-. ]
Ctrl-/ \
Buffered mode remains enabled as long as the acknowledge signal
from the flip-flop (same polarity as bit 7 of $C000) was connected
to pin 9 of the DIP header at cold start time.
To allow compatible software to download macros to the keyboard,
annunciator 3 from the addressable latch on the motherboard must
be connected to pin 4 of the DIP header, and the acknowledge
signal must also be connected as mentioned above. Even without
these modifications active, macro definitions may be initiated
by typing Ctrl-Shift-Rept; Rept alone terminates a macro.
This device emulation does not include the lowercase character
ROM also supplied with the Enhancer ][ (which may not be needed by
users of key filter programs or 80-column cards such as the Videx
VideoTerm) or the suggested patches to CAPTST and RDKEY in the
F8 monitor. The apple2pe system provides both of these in MAME.
Videx also advertised a Dvorak keyboard option. The firmware EPROM
for this version is undumped.
Unitron Eletrônica's "Teclado Inteligente" (intelligent keyboard)
is a Brazilian clone of the Enhancer ][. It allows several more
punctuation characters to be produced by shifting letters in
uppercase mode, and expands the optional detached numeric keypad
to 20 keys.
*********************************************************************/
#include "emu.h"
#include "videnh2.h"
#include "cpu/m6502/m6504.h"
namespace {
class videnh2_device : public device_t, public device_a2kbd_interface
{
public:
// device type constructor
videnh2_device(const machine_config &mconfig, const char *tag, device_t *owner, u32 clock);
DECLARE_INPUT_CHANGED_MEMBER(reset_changed);
protected:
videnh2_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, u32 clock);
// device_t implementation
virtual void device_start() override ATTR_COLD;
virtual ioport_constructor device_input_ports() const override ATTR_COLD;
virtual void device_add_mconfig(machine_config &config) override ATTR_COLD;
virtual const tiny_rom_entry *device_rom_region() const override ATTR_COLD;
// device_a2kbd_interface implementation
virtual void an3_w(int state) override;
virtual void ack_w(int state) override;
virtual int shift_r() override;
virtual int control_r() override;
// memory map
virtual void mem_map(address_map &map) ATTR_COLD;
// memory-mapped I/O handlers
void keyout_w(u8 data);
u8 mtrix1_r(offs_t offset);
u8 mtrix2_r(offs_t offset);
private:
// object finders
required_device<cpu_device> m_kbdcpu;
required_ioport_array<9> m_keys;
required_ioport m_spkeys;
required_ioport m_sysreset;
// internal state/
bool m_an3;
bool m_ack;
};
class uniap2ti_device : public videnh2_device
{
public:
// device type constructor
uniap2ti_device(const machine_config &mconfig, const char *tag, device_t *owner, u32 clock);
protected:
// device_t implementation
virtual ioport_constructor device_input_ports() const override ATTR_COLD;
virtual const tiny_rom_entry *device_rom_region() const override ATTR_COLD;
// memory map
virtual void mem_map(address_map &map) override ATTR_COLD;
};
videnh2_device::videnh2_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, u32 clock)
: device_t(mconfig, type, tag, owner, clock)
, device_a2kbd_interface(mconfig, *this)
, m_kbdcpu(*this, "kbdcpu")
, m_keys(*this, "R%u", 1U)
, m_spkeys(*this, "SPKEYS")
, m_sysreset(*this, "SYSRESET")
, m_an3(true)
, m_ack(true)
{
}
videnh2_device::videnh2_device(const machine_config &mconfig, const char *tag, device_t *owner, u32 clock)
: videnh2_device(mconfig, A2KBD_VIDENH2, tag, owner, clock)
{
}
uniap2ti_device::uniap2ti_device(const machine_config &mconfig, const char *tag, device_t *owner, u32 clock)
: videnh2_device(mconfig, A2KBD_UNIAP2TI, tag, owner, clock)
{
}
void videnh2_device::device_start()
{
save_item(NAME(m_an3));
save_item(NAME(m_ack));
}
void videnh2_device::an3_w(int state)
{
m_an3 = bool(state);
}
void videnh2_device::ack_w(int state)
{
m_ack = bool(state);
}
void videnh2_device::keyout_w(u8 data)
{
strobe_w(BIT(data, 7));
b_w(data & 0x7f);
}
int videnh2_device::shift_r()
{
return BIT(m_spkeys->read(), 3);
}
int videnh2_device::control_r()
{
return BIT(m_spkeys->read(), 2);
}
INPUT_CHANGED_MEMBER(videnh2_device::reset_changed)
{
const ioport_value sysreset = m_sysreset->read();
const bool reset_active = sysreset && (m_spkeys->read() & (sysreset == 1 ? 0x20 : 0x24)) == 0;
m_kbdcpu->set_input_line(INPUT_LINE_RESET, reset_active ? ASSERT_LINE : CLEAR_LINE);
reset_w(!reset_active);
}
u8 videnh2_device::mtrix1_r(offs_t offset)
{
u8 ret = 0xff;
for (int i = 0; i < 9; i++)
if (BIT(offset, i))
ret &= m_keys[i]->read();
return ret;
}
u8 videnh2_device::mtrix2_r(offs_t offset)
{
u8 ret = 0x03;
for (int i = 0; i < 9; i++)
if (BIT(offset, i))
ret &= m_keys[i]->read() >> 8;
ret |= m_spkeys->read();
if (m_ack)
ret |= 0x40;
if (m_an3)
ret |= 0x80;
return ret;
}
void videnh2_device::mem_map(address_map &map)
{
map(0x0000, 0x03ff).mirror(0x400).ram(); // 2x 2114
map(0x0a00, 0x0bff).r(FUNC(videnh2_device::mtrix1_r));
map(0x0c00, 0x0dff).r(FUNC(videnh2_device::mtrix2_r));
map(0x0e00, 0x0e00).mirror(0x1ff).w(FUNC(videnh2_device::keyout_w));
map(0x1800, 0x1fff).rom().region("firmware", 0);
}
void uniap2ti_device::mem_map(address_map &map)
{
map(0x0000, 0x03ff).ram();
map(0x0400, 0x0400).nopw(); // LED output?
map(0x0800, 0x09ff).r(FUNC(uniap2ti_device::mtrix1_r));
map(0x0a00, 0x0bff).r(FUNC(uniap2ti_device::mtrix2_r));
map(0x0c00, 0x0c00).w(FUNC(uniap2ti_device::keyout_w));
map(0x1800, 0x1fff).rom().region("firmware", 0);
}
static INPUT_PORTS_START(videnh2)
PORT_START("R1")
PORT_BIT(0x001, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Return") PORT_CODE(KEYCODE_ENTER) PORT_CHAR(0x0d)
PORT_BIT(0x002, IP_ACTIVE_LOW, IPT_UNUSED) // alternate space
PORT_BIT(0x004, IP_ACTIVE_LOW, IPT_UNUSED) // alternate +
PORT_BIT(0x008, IP_ACTIVE_LOW, IPT_UNUSED) // alternate *
PORT_BIT(0x010, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Space") PORT_CODE(KEYCODE_SPACE) PORT_CHAR(' ')
PORT_BIT(0x020, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("A") PORT_CODE(KEYCODE_A) PORT_CHAR('A') PORT_CHAR() PORT_CHAR(0x01)
PORT_BIT(0x040, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Esc") PORT_CODE(KEYCODE_ESC) PORT_CHAR(0x1b)
PORT_BIT(0x080, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_1) PORT_CHAR('1') PORT_CHAR('!')
PORT_BIT(0x100, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_2) PORT_CHAR('2') PORT_CHAR('"')
PORT_BIT(0x200, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("S") PORT_CODE(KEYCODE_S) PORT_CHAR('S') PORT_CHAR() PORT_CHAR(0x13)
PORT_START("R2")
PORT_BIT(0x001, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_SLASH) PORT_CHAR('/') PORT_CHAR('?')
PORT_BIT(0x002, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_STOP) PORT_CHAR('.') PORT_CHAR('>')
PORT_BIT(0x004, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_COMMA) PORT_CHAR(',') PORT_CHAR('<')
PORT_BIT(0x008, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("M") PORT_CODE(KEYCODE_M) PORT_CHAR('M') PORT_CHAR(']')
PORT_BIT(0x010, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("N") PORT_CODE(KEYCODE_N) PORT_CHAR('N') PORT_CHAR('^') PORT_CHAR(0x0e)
PORT_BIT(0x020, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("B") PORT_CODE(KEYCODE_B) PORT_CHAR('B') PORT_CHAR() PORT_CHAR(0x02)
PORT_BIT(0x040, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("V") PORT_CODE(KEYCODE_V) PORT_CHAR('V') PORT_CHAR() PORT_CHAR(0x16)
PORT_BIT(0x080, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("C") PORT_CODE(KEYCODE_C) PORT_CHAR('C') PORT_CHAR() PORT_CHAR(0x03)
PORT_BIT(0x100, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("X") PORT_CODE(KEYCODE_X) PORT_CHAR('X') PORT_CHAR() PORT_CHAR(0x18)
PORT_BIT(0x200, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Z") PORT_CODE(KEYCODE_Z) PORT_CHAR('Z') PORT_CHAR() PORT_CHAR(0x1a)
PORT_START("R3")
PORT_BIT(0x001, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_RIGHT) PORT_CHAR(UCHAR_MAMEKEY(RIGHT), 0x15)
PORT_BIT(0x002, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_LEFT) PORT_CHAR(UCHAR_MAMEKEY(LEFT), 0x08)
PORT_BIT(0x004, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_COLON) PORT_CHAR(';') PORT_CHAR('+')
PORT_BIT(0x008, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("L") PORT_CODE(KEYCODE_L) PORT_CHAR('L') PORT_CHAR() PORT_CHAR(0x0c)
PORT_BIT(0x010, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("K") PORT_CODE(KEYCODE_K) PORT_CHAR('K') PORT_CHAR() PORT_CHAR(0x0b)
PORT_BIT(0x020, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("J") PORT_CODE(KEYCODE_J) PORT_CHAR('J') PORT_CHAR() PORT_CHAR(0x0a)
PORT_BIT(0x040, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_H) PORT_CHAR('H')
PORT_BIT(0x080, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("G BELL") PORT_CODE(KEYCODE_G) PORT_CHAR('G') PORT_CHAR() PORT_CHAR(0x07)
PORT_BIT(0x100, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("F") PORT_CODE(KEYCODE_F) PORT_CHAR('F') PORT_CHAR() PORT_CHAR(0x06)
PORT_BIT(0x200, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("D") PORT_CODE(KEYCODE_D) PORT_CHAR('D') PORT_CHAR() PORT_CHAR(0x04)
PORT_START("R4")
PORT_BIT(0x001, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("P") PORT_CODE(KEYCODE_P) PORT_CHAR('P') PORT_CHAR('@') PORT_CHAR(0x10)
PORT_BIT(0x002, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("O") PORT_CODE(KEYCODE_O) PORT_CHAR('O') PORT_CHAR() PORT_CHAR(0x0f)
PORT_BIT(0x004, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("I") PORT_CODE(KEYCODE_I) PORT_CHAR('I') PORT_CHAR() PORT_CHAR(0x09)
PORT_BIT(0x008, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_U) PORT_CHAR('U')
PORT_BIT(0x010, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Y") PORT_CODE(KEYCODE_Y) PORT_CHAR('Y') PORT_CHAR() PORT_CHAR(0x19)
PORT_BIT(0x020, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("T") PORT_CODE(KEYCODE_T) PORT_CHAR('T') PORT_CHAR() PORT_CHAR(0x14)
PORT_BIT(0x040, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("R") PORT_CODE(KEYCODE_R) PORT_CHAR('R') PORT_CHAR() PORT_CHAR(0x12)
PORT_BIT(0x080, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("E") PORT_CODE(KEYCODE_E) PORT_CHAR('E') PORT_CHAR() PORT_CHAR(0x05)
PORT_BIT(0x100, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("W") PORT_CODE(KEYCODE_W) PORT_CHAR('W') PORT_CHAR() PORT_CHAR(0x17)
PORT_BIT(0x200, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Q") PORT_CODE(KEYCODE_Q) PORT_CHAR('Q') PORT_CHAR() PORT_CHAR(0x11)
PORT_START("R5")
PORT_BIT(0x001, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_EQUALS) PORT_CHAR('-') PORT_CHAR('=')
PORT_BIT(0x002, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_MINUS) PORT_CHAR(':') PORT_CHAR('*')
PORT_BIT(0x004, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_0) PORT_CHAR('0')
PORT_BIT(0x008, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_9) PORT_CHAR('9') PORT_CHAR(')')
PORT_BIT(0x010, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_8) PORT_CHAR('8') PORT_CHAR('(')
PORT_BIT(0x020, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_7) PORT_CHAR('7') PORT_CHAR('\'')
PORT_BIT(0x040, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_6) PORT_CHAR('6') PORT_CHAR('&')
PORT_BIT(0x080, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_5) PORT_CHAR('5') PORT_CHAR('%')
PORT_BIT(0x100, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_4) PORT_CHAR('4') PORT_CHAR('$')
PORT_BIT(0x200, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_3) PORT_CHAR('3') PORT_CHAR('#')
PORT_START("R6")
PORT_BIT(0x001, IP_ACTIVE_LOW, IPT_UNUSED) // NUL
PORT_BIT(0x002, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_COMMA_PAD) PORT_CHAR(UCHAR_MAMEKEY(COMMA_PAD))
PORT_BIT(0x004, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_7_PAD) PORT_CHAR(UCHAR_MAMEKEY(7_PAD))
PORT_BIT(0x008, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_3_PAD) PORT_CHAR(UCHAR_MAMEKEY(3_PAD))
PORT_BIT(0x3f0, IP_ACTIVE_LOW, IPT_UNUSED)
PORT_START("R7")
PORT_BIT(0x001, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_ENTER_PAD) PORT_CHAR(UCHAR_MAMEKEY(ENTER_PAD))
PORT_BIT(0x002, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_DEL_PAD) PORT_CHAR(UCHAR_MAMEKEY(DEL_PAD))
PORT_BIT(0x004, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_6_PAD) PORT_CHAR(UCHAR_MAMEKEY(6_PAD))
PORT_BIT(0x008, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_2_PAD) PORT_CHAR(UCHAR_MAMEKEY(2_PAD))
PORT_BIT(0x3f0, IP_ACTIVE_LOW, IPT_UNUSED)
PORT_START("R8")
PORT_BIT(0x001, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_MINUS_PAD) PORT_CHAR(UCHAR_MAMEKEY(MINUS_PAD))
PORT_BIT(0x002, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_9_PAD) PORT_CHAR(UCHAR_MAMEKEY(9_PAD))
PORT_BIT(0x004, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_5_PAD) PORT_CHAR(UCHAR_MAMEKEY(5_PAD))
PORT_BIT(0x008, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_1_PAD) PORT_CHAR(UCHAR_MAMEKEY(1_PAD))
PORT_BIT(0x3f0, IP_ACTIVE_LOW, IPT_UNUSED)
PORT_START("R9")
PORT_BIT(0x001, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_PLUS_PAD) PORT_CHAR(UCHAR_MAMEKEY(PLUS_PAD))
PORT_BIT(0x002, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_8_PAD) PORT_CHAR(UCHAR_MAMEKEY(8_PAD))
PORT_BIT(0x004, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_4_PAD) PORT_CHAR(UCHAR_MAMEKEY(4_PAD))
PORT_BIT(0x008, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_0_PAD) PORT_CHAR(UCHAR_MAMEKEY(0_PAD))
PORT_BIT(0x3f0, IP_ACTIVE_LOW, IPT_UNUSED)
PORT_START("SPKEYS")
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Ctrl") PORT_CODE(KEYCODE_LCONTROL) PORT_CHAR(UCHAR_SHIFT_2) PORT_CHANGED_MEMBER(DEVICE_SELF, FUNC(videnh2_device::reset_changed), 0)
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Shift") PORT_CODE(KEYCODE_LSHIFT) PORT_CHAR(UCHAR_SHIFT_1)
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Rept") PORT_CODE(KEYCODE_BACKSLASH)
PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Reset") PORT_CODE(KEYCODE_F12) PORT_CHANGED_MEMBER(DEVICE_SELF, FUNC(videnh2_device::reset_changed), 0)
PORT_CONFNAME(0x40, 0x00, "Type-ahead buffer")
PORT_CONFSETTING(0x40, DEF_STR(Off))
PORT_CONFSETTING(0x00, DEF_STR(On))
PORT_CONFNAME(0x80, 0x00, "Automatic download")
PORT_CONFSETTING(0x80, DEF_STR(Off))
PORT_CONFSETTING(0x00, DEF_STR(On))
PORT_START("SYSRESET")
PORT_CONFNAME(3, 2, "System reset key")
PORT_CONFSETTING(0, DEF_STR(None))
PORT_CONFSETTING(1, "Reset only")
PORT_CONFSETTING(2, "Ctrl-Reset")
INPUT_PORTS_END
static INPUT_PORTS_START(uniap2ti)
PORT_INCLUDE(videnh2)
PORT_MODIFY("R3")
PORT_BIT(0x008, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("L") PORT_CODE(KEYCODE_L) PORT_CHAR('L') PORT_CHAR('\\') PORT_CHAR(0x0c)
PORT_BIT(0x010, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("K") PORT_CODE(KEYCODE_K) PORT_CHAR('K') PORT_CHAR('[') PORT_CHAR(0x0b)
PORT_BIT(0x020, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("J") PORT_CODE(KEYCODE_J) PORT_CHAR('J') PORT_CHAR('{') PORT_CHAR(0x0a)
PORT_BIT(0x040, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("H") PORT_CODE(KEYCODE_H) PORT_CHAR('H') PORT_CHAR('`')
PORT_MODIFY("R4")
PORT_BIT(0x002, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("O") PORT_CODE(KEYCODE_O) PORT_CHAR('O') PORT_CHAR('_') PORT_CHAR(0x0f)
PORT_BIT(0x004, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("I") PORT_CODE(KEYCODE_I) PORT_CHAR('I') PORT_CHAR('}') PORT_CHAR(0x09)
PORT_BIT(0x008, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("U") PORT_CODE(KEYCODE_U) PORT_CHAR('U') PORT_CHAR('~')
PORT_MODIFY("R6")
PORT_BIT(0x001, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Keypad Esc") PORT_CODE(KEYCODE_NUMLOCK)
PORT_BIT(0x002, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME(u8"Keypad \xe2\x86\x92") PORT_CODE(KEYCODE_TAB_PAD) PORT_CHAR(UCHAR_MAMEKEY(TAB_PAD)) // → (above 9 key)
PORT_BIT(0x004, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Keypad Space") PORT_CODE(KEYCODE_COMMA_PAD) // (below 3 key)
PORT_BIT(0x008, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_7_PAD) PORT_CHAR(UCHAR_MAMEKEY(7_PAD))
PORT_BIT(0x010, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_3_PAD) PORT_CHAR(UCHAR_MAMEKEY(3_PAD))
PORT_MODIFY("R7")
PORT_BIT(0x002, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME(u8"Keypad \xe2\x86\x90") PORT_CODE(KEYCODE_BS_PAD) PORT_CHAR(UCHAR_MAMEKEY(BS_PAD)) // ← (above 8 key)
PORT_BIT(0x004, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_DEL_PAD) PORT_CHAR(UCHAR_MAMEKEY(DEL_PAD)) // (below 1 key)
PORT_BIT(0x008, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_6_PAD) PORT_CHAR(UCHAR_MAMEKEY(6_PAD))
PORT_BIT(0x010, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_2_PAD) PORT_CHAR(UCHAR_MAMEKEY(2_PAD))
PORT_MODIFY("R8")
PORT_BIT(0x001, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME(u8"Keypad ÷") PORT_CODE(KEYCODE_SLASH_PAD) PORT_CHAR(UCHAR_MAMEKEY(SLASH_PAD)) // (top right of pad)
PORT_BIT(0x002, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_MINUS_PAD) PORT_CHAR(UCHAR_MAMEKEY(MINUS_PAD)) // (to right of 6 key)
PORT_BIT(0x004, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_9_PAD) PORT_CHAR(UCHAR_MAMEKEY(9_PAD))
PORT_BIT(0x008, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_5_PAD) PORT_CHAR(UCHAR_MAMEKEY(5_PAD))
PORT_BIT(0x010, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_1_PAD) PORT_CHAR(UCHAR_MAMEKEY(1_PAD))
PORT_MODIFY("R9")
PORT_BIT(0x001, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME(u8"Keypad ×") PORT_CODE(KEYCODE_ASTERISK) PORT_CHAR(UCHAR_MAMEKEY(ASTERISK)) // (to right of 9 key)
PORT_BIT(0x002, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_PLUS_PAD) PORT_CHAR(UCHAR_MAMEKEY(PLUS_PAD)) // (to right of 3 key)
PORT_BIT(0x004, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_8_PAD) PORT_CHAR(UCHAR_MAMEKEY(8_PAD))
PORT_BIT(0x008, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_4_PAD) PORT_CHAR(UCHAR_MAMEKEY(4_PAD))
PORT_BIT(0x010, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_0_PAD) PORT_CHAR(UCHAR_MAMEKEY(0_PAD))
INPUT_PORTS_END
ioport_constructor videnh2_device::device_input_ports() const
{
return INPUT_PORTS_NAME(videnh2);
}
ioport_constructor uniap2ti_device::device_input_ports() const
{
return INPUT_PORTS_NAME(uniap2ti);
}
void videnh2_device::device_add_mconfig(machine_config &config)
{
M6504(config, m_kbdcpu, 600'000); // approximate clock (no XTAL, just a resistor, capacitor and inverter between φ2 and φ0)
m_kbdcpu->set_addrmap(AS_PROGRAM, &videnh2_device::mem_map);
// Macro downloading requires fairly tight synchronization between the 6502 and 6504
config.set_maximum_quantum(attotime::from_usec(20));
}
ROM_START(videnh2)
ROM_REGION(0x800, "firmware", 0)
ROM_LOAD("videx enhancer ii rom - 2716.bin", 0x000, 0x800, CRC(5cb9e0cb) SHA1(91f3e4a56382aea91d9197f06550e42fcfbcd1bf))
ROM_END
ROM_START(uniap2ti)
ROM_REGION(0x800, "firmware", 0)
ROM_LOAD("unitron_apii+_keyboard.ic3", 0x000, 0x800, CRC(edc43205) SHA1(220cc21d86f1ab63a301ae7a9c5ff0f3f6cddb70))
ROM_END
const tiny_rom_entry *videnh2_device::device_rom_region() const
{
return ROM_NAME(videnh2);
}
const tiny_rom_entry *uniap2ti_device::device_rom_region() const
{
return ROM_NAME(uniap2ti);
}
} // anonymous namespace
// device type definitions
DEFINE_DEVICE_TYPE_PRIVATE(A2KBD_VIDENH2, device_a2kbd_interface, videnh2_device, "videnh2", "Videx Keyboard Enhancer ][")
DEFINE_DEVICE_TYPE_PRIVATE(A2KBD_UNIAP2TI, device_a2kbd_interface, uniap2ti_device, "uniap2ti", "Unitron AP II+ Teclado Inteligente")
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