wy50: Preliminary keyboard emulation

This commit is contained in:
AJR 2019-02-14 22:52:28 -05:00
parent 5ac6046197
commit aab4f0d2b0
4 changed files with 271 additions and 18 deletions

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@ -1216,6 +1216,7 @@ function linkProjects_mame_mess(_target, _subtarget)
"vtech",
"wang",
"wavemate",
"wyse",
"westinghouse",
"xerox",
"xussrpc",
@ -3668,6 +3669,16 @@ files {
MAME_DIR .. "src/mame/includes/jupiter.h",
}
createMESSProjects(_target, _subtarget, "wyse")
files {
MAME_DIR .. "src/mame/drivers/wy100.cpp",
MAME_DIR .. "src/mame/drivers/wy50.cpp",
MAME_DIR .. "src/mame/drivers/wy85.cpp",
MAME_DIR .. "src/mame/drivers/wyse.cpp",
MAME_DIR .. "src/mame/machine/wy50kb.cpp",
MAME_DIR .. "src/mame/machine/wy50kb.h",
}
createMESSProjects(_target, _subtarget, "xerox")
files {
MAME_DIR .. "src/mame/drivers/xerox820.cpp",
@ -3941,10 +3952,6 @@ files {
MAME_DIR .. "src/mame/drivers/vp415.cpp",
MAME_DIR .. "src/mame/drivers/vsmilepro.cpp",
MAME_DIR .. "src/mame/drivers/wicat.cpp",
MAME_DIR .. "src/mame/drivers/wy100.cpp",
MAME_DIR .. "src/mame/drivers/wy50.cpp",
MAME_DIR .. "src/mame/drivers/wy85.cpp",
MAME_DIR .. "src/mame/drivers/wyse.cpp",
MAME_DIR .. "src/mame/drivers/xor100.cpp",
MAME_DIR .. "src/mame/includes/xor100.h",
MAME_DIR .. "src/mame/drivers/zms8085.cpp",

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@ -2,7 +2,7 @@
// copyright-holders:AJR
/*******************************************************************************
Skeleton driver for Wyse WY-50 and similar display terminals.
Preliminary driver for Wyse WY-50 and similar display terminals.
Wyse Technology introduced the WY-50 green screen terminal in the fall of
1983. It was soon followed by the WY-75 ANSI X3.64-compatible terminal and
@ -28,6 +28,7 @@
#include "cpu/mcs51/mcs51.h"
#include "machine/er1400.h"
#include "machine/mc2661.h"
#include "machine/wy50kb.h"
#include "video/scn2674.h"
#include "screen.h"
@ -37,6 +38,7 @@ public:
wy50_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag)
, m_maincpu(*this, "maincpu")
, m_keyboard(*this, "keyboard")
, m_earom(*this, "earom")
, m_pvtc(*this, "pvtc")
, m_sio(*this, "sio")
@ -71,6 +73,7 @@ private:
void row_buffer_map(address_map &map);
required_device<mcs51_cpu_device> m_maincpu;
required_device<wy50_keyboard_device> m_keyboard;
required_device<er1400_device> m_earom;
required_device<scn2672_device> m_pvtc;
required_device<mc2661_device> m_sio;
@ -107,6 +110,9 @@ void wy50_state::machine_reset()
{
keyboard_w(0);
earom_w(0);
m_sio->cts_w(0);
m_sio->dsr_w(0);
}
u8 wy50_state::pvtc_videoram_r(offs_t offset)
@ -117,6 +123,12 @@ u8 wy50_state::pvtc_videoram_r(offs_t offset)
SCN2672_DRAW_CHARACTER_MEMBER(wy50_state::draw_character)
{
// Attribute bit 0 = Dim
// Attribute bit 1 = Blink
// Attribute bit 2 = Blank
// Attribute bit 3 = Underline
// Attribute bit 4 = Reverse video
const bool attr = (charcode & 0xe0) == 0x80;
const bool prot = (charcode & 0xe0) > 0x80 && !m_font2;
if (attr)
@ -124,24 +136,27 @@ SCN2672_DRAW_CHARACTER_MEMBER(wy50_state::draw_character)
else if (x == 0)
m_cur_attr = m_last_row_attr;
u16 dots;
if (attr || (BIT(m_cur_attr, 1) && blink) || BIT(m_cur_attr, 2))
dots = 0;
else if (BIT(m_cur_attr, 3) && ul)
dots = 0x3ff;
else
dots = m_chargen[(charcode & (m_font2 ? 0xff : 0x7f)) << 4 | linecount] << 2;
u16 dots = 0;
if (!attr)
{
if (BIT(m_cur_attr, 4))
dots = ~dots;
if (prot && m_rev_prot)
// Blinking suppresses underline but blank attribute doesn't
if (!BIT(m_cur_attr, 1) || !blink)
{
// Shift register load inhibited by blanking conditions or underline
if (BIT(m_cur_attr, 3) && ul)
dots = 0x3ff;
else if (!BIT(m_cur_attr, 2))
dots = m_chargen[(charcode & (m_font2 ? 0xff : 0x7f)) << 4 | linecount] << 2;
}
// Reverse video for non-attribute characters (XOR of two conditions)
if (BIT(m_cur_attr, 4) != (prot && m_rev_prot))
dots = ~dots;
}
if (cursor)
dots = ~dots;
// Apply dimming conditions
const rgb_t fg = BIT(m_cur_attr, 0) || (prot && !m_rev_prot) ? rgb_t(0xc0, 0xc0, 0xc0) : rgb_t::white();
for (int i = 0; i < 9; i++)
{
@ -186,12 +201,25 @@ u8 wy50_state::rbreg_r()
void wy50_state::keyboard_w(u8 data)
{
// Bit 0 = J3-6
// Bit 1 = J3-5
// Bit 2 = J3-4
// Bit 3 = J3-7
// Bit 4 = J3-10
// Bit 5 = J3-9
// Bit 6 = J3-8
// Bit 7 = /HSYNC CLAMP
m_keyboard->scan_w(data & 0x7f);
}
void wy50_state::earom_w(u8 data)
{
// Bit 0 = EAROM D
// Bit 1 = EAROM CLK
// Bit 2 = EAROM C3
// Bit 3 = EAROM C2
// Bit 4 = EAROM C1
// Bit 5 = UPCHAR/NORM
m_earom->clock_w(BIT(data, 1));
m_earom->c3_w(BIT(data, 2));
m_earom->c2_w(BIT(data, 3));
@ -205,7 +233,7 @@ u8 wy50_state::p1_r()
// P1.0 = AUX RDY
// P1.1 = NVD OUT
// P1.4 = KEY (inverted, active high)
return 0xed | (m_earom->data_r() << 1);
return 0xed | (m_earom->data_r() << 1) | (m_keyboard->sense_r() ? 0x00 : 0x10);
}
void wy50_state::p1_w(u8 data)
@ -259,6 +287,8 @@ void wy50_state::wy50(machine_config &config)
m_maincpu->port_in_cb<1>().set(FUNC(wy50_state::p1_r));
m_maincpu->port_out_cb<1>().set(FUNC(wy50_state::p1_w));
WY50_KEYBOARD(config, m_keyboard);
ER1400(config, m_earom);
screen_device &screen(SCREEN(config, "screen", SCREEN_TYPE_RASTER));

187
src/mame/machine/wy50kb.cpp Normal file
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@ -0,0 +1,187 @@
// license:BSD-3-Clause
// copyright-holders:AJR
/*******************************************************************************
The WY-50, like other early Wyse products, has a detachable non-serial
keyboard with a custom round connector over which are passed 4 column
select bits (S6-S3), 3 row select bits (S2-S0) and one active-low return
line. The WY-1100 WysePC has a very similar key matrix.
1 Ground
2 Ground
3 +5 Volts
4 S2
5 S1
6 S0
7 S3
8 S5
9 S6
10 S4
11 Keyboard Data
12 Not Used
*******************************************************************************/
#include "emu.h"
#include "machine/wy50kb.h"
DEFINE_DEVICE_TYPE(WY50_KEYBOARD, wy50_keyboard_device, "wy50kb", "WY-50 Keyboard")
wy50_keyboard_device::wy50_keyboard_device(const machine_config &mconfig, const char *tag, device_t *owner, u32 clock)
: device_t(mconfig, WY50_KEYBOARD, tag, owner, clock)
, m_key_matrix(*this, "COL%u", 0U)
, m_address(0)
{
}
static INPUT_PORTS_START(wy50kb)
PORT_START("COL0")
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('u') PORT_CHAR('U') PORT_CODE(KEYCODE_U)
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(INSERT)) PORT_NAME("Ins Char Ins Line")
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(2_PAD)) PORT_CODE(KEYCODE_2_PAD)
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('8') PORT_CHAR('*') PORT_CODE(KEYCODE_8)
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(NUMLOCK)) PORT_NAME("Clr Line Clr Scrn")
PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(DOWN)) PORT_CODE(KEYCODE_DOWN)
PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(',') PORT_CHAR('<') PORT_CODE(KEYCODE_COMMA)
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('h') PORT_CHAR('H') PORT_CODE(KEYCODE_H)
PORT_START("COL1")
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('y') PORT_CHAR('Y') PORT_CODE(KEYCODE_Y)
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_UNUSED)
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(RIGHT)) PORT_CODE(KEYCODE_RIGHT)
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('7') PORT_CHAR('&') PORT_CODE(KEYCODE_7)
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Set Up")
PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_UNUSED)
PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('m') PORT_CHAR('M') PORT_CODE(KEYCODE_M)
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('g') PORT_CHAR('G') PORT_CODE(KEYCODE_G)
PORT_START("COL2")
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('t') PORT_CHAR('T') PORT_CODE(KEYCODE_T)
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(4_PAD)) PORT_CODE(KEYCODE_4_PAD)
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(1_PAD)) PORT_CODE(KEYCODE_1_PAD)
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('6') PORT_CHAR('^') PORT_CODE(KEYCODE_6)
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(7_PAD)) PORT_CODE(KEYCODE_7_PAD)
PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(0_PAD)) PORT_CODE(KEYCODE_0_PAD)
PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('n') PORT_CHAR('N') PORT_CODE(KEYCODE_N)
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('f') PORT_CHAR('F') PORT_CODE(KEYCODE_F)
PORT_START("COL3")
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(0x09) PORT_CODE(KEYCODE_TAB)
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(' ') PORT_CODE(KEYCODE_SPACE)
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Back Space") PORT_CHAR(0x08) PORT_CODE(KEYCODE_BACKSPACE)
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('1') PORT_CHAR('!') PORT_CODE(KEYCODE_1)
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_CHAR(UCHAR_MAMEKEY(F1)) PORT_CODE(KEYCODE_F1)
PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('z') PORT_CHAR('Z') PORT_CODE(KEYCODE_Z)
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Ctrl") PORT_CHAR(UCHAR_MAMEKEY(LCONTROL)) PORT_CODE(KEYCODE_LCONTROL)
PORT_START("COL4")
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(F5)) PORT_CODE(KEYCODE_F5)
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(F16)) PORT_CODE(KEYCODE_F16)
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(F12)) PORT_CODE(KEYCODE_F12)
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(F3)) PORT_CODE(KEYCODE_F4)
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(F9)) PORT_CODE(KEYCODE_F9)
PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(F3)) PORT_CODE(KEYCODE_F3)
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(F6)) PORT_CODE(KEYCODE_F6)
PORT_START("COL5")
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('r') PORT_CHAR('R') PORT_CODE(KEYCODE_R)
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_CHAR(UCHAR_MAMEKEY(5_PAD)) PORT_CODE(KEYCODE_5_PAD)
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('5') PORT_CHAR('%') PORT_CODE(KEYCODE_5)
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(6_PAD)) PORT_CODE(KEYCODE_6_PAD)
PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(DEL)) PORT_NAME("Del Char Del Line")
PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('b') PORT_CHAR('B') PORT_CODE(KEYCODE_B)
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('l') PORT_CHAR('L') PORT_CODE(KEYCODE_L)
PORT_START("COL6")
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('e') PORT_CHAR('E') PORT_CODE(KEYCODE_E)
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(MINUS_PAD)) PORT_CODE(KEYCODE_MINUS_PAD)
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Repl Ins")
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('4') PORT_CHAR('$') PORT_CODE(KEYCODE_4)
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Break")
PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(ENTER_PAD)) PORT_CODE(KEYCODE_ENTER_PAD)
PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('v') PORT_CHAR('V') PORT_CODE(KEYCODE_V)
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('d') PORT_CHAR('D') PORT_CODE(KEYCODE_D)
PORT_START("COL7")
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('q') PORT_CHAR('Q') PORT_CODE(KEYCODE_Q)
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Func") PORT_CODE(KEYCODE_LALT)
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(CAPSLOCK)) PORT_CODE(KEYCODE_CAPSLOCK)
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('2') PORT_CHAR('@') PORT_CODE(KEYCODE_2)
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Esc") PORT_CHAR(0x1b) PORT_CODE(KEYCODE_ESC)
PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(F2)) PORT_CODE(KEYCODE_F2)
PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('x') PORT_CHAR('X') PORT_CODE(KEYCODE_X)
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('a') PORT_CHAR('A') PORT_CODE(KEYCODE_A)
PORT_START("COL8")
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_UNUSED)
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Next Page Prev Page") PORT_CODE(KEYCODE_PGDN)
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('[') PORT_CHAR('{') PORT_CODE(KEYCODE_OPENBRACE)
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('-') PORT_CHAR('_') PORT_CODE(KEYCODE_MINUS)
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(';') PORT_CHAR(':') PORT_CODE(KEYCODE_COLON)
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_CHAR('\'') PORT_CHAR('"') PORT_CODE(KEYCODE_QUOTE)
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_UNUSED)
PORT_START("COL9")
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('w') PORT_CHAR('W') PORT_CODE(KEYCODE_W)
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(F8)) PORT_CODE(KEYCODE_F8)
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Shift") PORT_CHAR(UCHAR_SHIFT_1) PORT_CODE(KEYCODE_LSHIFT) PORT_CODE(KEYCODE_RSHIFT)
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('3') PORT_CHAR('#') PORT_CODE(KEYCODE_3)
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('`') PORT_CHAR('~') PORT_CODE(KEYCODE_BACKSLASH) // to right of ]
PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(UP)) PORT_CODE(KEYCODE_UP)
PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('c') PORT_CHAR('c') PORT_CODE(KEYCODE_C)
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('s') PORT_CHAR('S') PORT_CODE(KEYCODE_S)
PORT_START("COL10")
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(F13)) PORT_CODE(KEYCODE_F13)
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('p') PORT_CHAR('P') PORT_CODE(KEYCODE_P)
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(3_PAD)) PORT_CODE(KEYCODE_3_PAD)
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('=') PORT_CHAR('+') PORT_CODE(KEYCODE_EQUALS)
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(F14)) PORT_CODE(KEYCODE_F14)
PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(8_PAD)) PORT_CODE(KEYCODE_8_PAD)
PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(F15)) PORT_CODE(KEYCODE_F15)
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(F11)) PORT_CODE(KEYCODE_F11)
PORT_START("COL11")
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('i') PORT_CHAR('I') PORT_CODE(KEYCODE_I)
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(9_PAD)) PORT_CODE(KEYCODE_9_PAD)
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(LEFT)) PORT_CODE(KEYCODE_LEFT)
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('9') PORT_CHAR('(') PORT_CODE(KEYCODE_9)
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('\\') PORT_CHAR('|') PORT_CODE(KEYCODE_RALT) // between space bar and left
PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(COMMA_PAD)) PORT_CODE(KEYCODE_PLUS_PAD)
PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('.') PORT_CHAR('>') PORT_CODE(KEYCODE_STOP)
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('j') PORT_CHAR('J') PORT_CODE(KEYCODE_J)
PORT_START("COL12")
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('o') PORT_CHAR('O') PORT_CODE(KEYCODE_O)
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(HOME))
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Del") PORT_CHAR(0x7f)
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('0') PORT_CHAR(')') PORT_CODE(KEYCODE_0)
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Send Print")
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_CHAR('/') PORT_CHAR('?') PORT_CODE(KEYCODE_SLASH)
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('k') PORT_CHAR('K') PORT_CODE(KEYCODE_K)
INPUT_PORTS_END
ioport_constructor wy50_keyboard_device::device_input_ports() const
{
return INPUT_PORTS_NAME(wy50kb);
}
void wy50_keyboard_device::device_start()
{
save_item(NAME(m_address));
}
void wy50_keyboard_device::scan_w(u8 address)
{
m_address = address;
}
READ_LINE_MEMBER(wy50_keyboard_device::sense_r)
{
return BIT(m_key_matrix[(m_address >> 3) & 15].read_safe(0xff), m_address & 7);
}

29
src/mame/machine/wy50kb.h Normal file
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@ -0,0 +1,29 @@
// license:BSD-3-Clause
// copyright-holders:AJR
#ifndef MAME_MACHINE_WY50KB_H
#define MAME_MACHINE_WY50KB_H
#pragma once
class wy50_keyboard_device : public device_t
{
public:
wy50_keyboard_device(const machine_config &mconfig, const char *tag, device_t *owner, u32 clock = 0);
void scan_w(u8 address);
DECLARE_READ_LINE_MEMBER(sense_r);
protected:
virtual ioport_constructor device_input_ports() const override;
virtual void device_start() override;
private:
optional_ioport_array<16> m_key_matrix;
u8 m_address;
};
DECLARE_DEVICE_TYPE(WY50_KEYBOARD, wy50_keyboard_device)
#endif // MAME_MACHINE_WY50KB_H