// license:BSD-3-Clause
// copyright-holders:Sandro Ronco
/***************************************************************************
CIDCO MailStation
22/10/2011 Preliminary driver by Sandro Ronco
Hardware:
- Z80 CPU
- 29f080 8 Mbit flash
- 28SF040 4 Mbit flash (for user data)
- 128kb RAM
- 320x128 LCD
- RCV336ACFW 33.6kbps modem
TODO:
- RCV336ACFW modem
- Add similar models (Mivo 100/150/200/250/350)
- New Mail led
- NVRAM
More info:
http://www.fybertech.net/mailstation/info.php
****************************************************************************/
#include "emu.h"
#include "cpu/z80/z80.h"
#include "machine/bankdev.h"
#include "machine/intelfsh.h"
#include "machine/ram.h"
#include "machine/rp5c01.h"
#include "machine/timer.h"
#include "emupal.h"
#include "screen.h"
class mstation_state : public driver_device
{
public:
mstation_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag)
, m_maincpu(*this, "maincpu")
, m_ram(*this, RAM_TAG)
, m_bankdev1(*this, "bank0")
, m_bankdev2(*this, "bank1")
, m_keyboard(*this, "LINE.%u", 0)
, m_nvram(*this, "nvram")
{
}
void mstation(machine_config &config);
protected:
virtual void machine_start() override;
virtual void machine_reset() override;
private:
required_device<cpu_device> m_maincpu;
required_device<ram_device> m_ram;
required_device<address_map_bank_device> m_bankdev1;
required_device<address_map_bank_device> m_bankdev2;
required_ioport_array<10> m_keyboard;
required_shared_ptr<uint8_t> m_nvram;
uint8_t m_bank1[2];
uint8_t m_bank2[2];
std::unique_ptr<uint8_t[]> m_vram;
uint8_t m_screen_column;
uint8_t m_port2;
uint8_t m_irq;
uint16_t m_kb_matrix;
DECLARE_READ8_MEMBER( modem_r );
DECLARE_WRITE8_MEMBER( modem_w );
void lcd_w(uint16_t offset, int column, uint8_t data);
uint8_t lcd_r(uint16_t offset, int column);
DECLARE_READ8_MEMBER( lcd_right_r );
DECLARE_WRITE8_MEMBER( lcd_right_w );
DECLARE_READ8_MEMBER( lcd_left_r );
DECLARE_WRITE8_MEMBER( lcd_left_w );
DECLARE_READ8_MEMBER( bank1_r );
DECLARE_WRITE8_MEMBER( bank1_w );
DECLARE_READ8_MEMBER( bank2_r );
DECLARE_WRITE8_MEMBER( bank2_w );
DECLARE_READ8_MEMBER( battery_status_r );
DECLARE_WRITE8_MEMBER( port2_w );
DECLARE_READ8_MEMBER( kb_r );
DECLARE_WRITE8_MEMBER( kb_w );
DECLARE_READ8_MEMBER( irq_r );
DECLARE_WRITE8_MEMBER( irq_w );
void refresh_ints();
DECLARE_WRITE_LINE_MEMBER( rtc_irq );
uint32_t screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
void mstation_palette(palette_device &palette) const;
TIMER_DEVICE_CALLBACK_MEMBER(mstation_1hz_timer);
TIMER_DEVICE_CALLBACK_MEMBER(mstation_kb_timer);
void mstation_banked_map(address_map &map);
void mstation_io(address_map &map);
void mstation_mem(address_map &map);
};
READ8_MEMBER( mstation_state::modem_r )
{
return 0xff;
}
WRITE8_MEMBER( mstation_state::modem_w )
{
}
//***************************************************************************
// video hardware emulation
//***************************************************************************/
void mstation_state::lcd_w(uint16_t offset, int column, uint8_t data)
{
if (m_port2 & 0x08)
m_vram[(column * 240) + (offset % 240)] = data;
else
m_screen_column = data % 20;
}
uint8_t mstation_state::lcd_r(uint16_t offset, int column)
{
if (m_port2 & 0x08)
return m_vram[(column * 240) + (offset % 240)];
else
return m_screen_column % 20;
}
READ8_MEMBER ( mstation_state::lcd_left_r ) { return lcd_r(offset, m_screen_column); }
WRITE8_MEMBER( mstation_state::lcd_left_w ) { lcd_w(offset, m_screen_column, data); }
READ8_MEMBER ( mstation_state::lcd_right_r ) { return lcd_r(offset, m_screen_column + 20); }
WRITE8_MEMBER( mstation_state::lcd_right_w ) { lcd_w(offset, m_screen_column + 20, data); }
uint32_t mstation_state::screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect)
{
for (int x=0; x<40; x++)
for (int y=0; y<128; y++)
{
uint8_t data = m_vram[56 + y + x * 240];
for (int b=0; b<8; b++)
{
// columns are inverted (right to left)
int col = ((x < 20) ? 19 : 59) - x;
bitmap.pix16(y, col*8 + b)= BIT(data, 0);
data >>= 1;
}
}
return 0;
}
//***************************************************************************
// Bankswitch
//***************************************************************************/
READ8_MEMBER( mstation_state::bank1_r )
{
return m_bank1[offset];
}
READ8_MEMBER( mstation_state::bank2_r )
{
return m_bank2[offset];
}
WRITE8_MEMBER( mstation_state::bank1_w )
{
m_bank1[offset] = data;
m_bankdev1->set_bank(((m_bank1[1] & 0x07) << 8) | m_bank1[0]);
}
WRITE8_MEMBER( mstation_state::bank2_w )
{
m_bank2[offset] = data;
m_bankdev2->set_bank(((m_bank2[1] & 0x07) << 8) | m_bank2[0]);
}
WRITE8_MEMBER( mstation_state::port2_w )
{
m_port2 = data;
m_kb_matrix = (m_kb_matrix & 0xff) | ((data & 0x03)<<8);
}
/*
IRQ bits (port 3) ordered by priority:
bit 7: power down request
bit 5: real time clock
bit 6: modem
bit 4: 1 sec int
bit 3: unknown
bit 0: unknown
bit 1: keyboard int
bit 2: unknown
*/
void mstation_state::refresh_ints()
{
if (m_irq != 0)
m_maincpu->set_input_line(0, HOLD_LINE);
else
m_maincpu->set_input_line(0, CLEAR_LINE);
}
READ8_MEMBER( mstation_state::irq_r )
{
return m_irq;
}
WRITE8_MEMBER( mstation_state::irq_w )
{
m_irq &= data;
refresh_ints();
}
READ8_MEMBER( mstation_state::battery_status_r )
{
/*
bit 0-3 - unknown
bit 4-7 - battery status
*/
return 0xf0;
}
WRITE8_MEMBER( mstation_state::kb_w )
{
m_kb_matrix = (m_kb_matrix & 0x300) | data;
}
READ8_MEMBER( mstation_state::kb_r )
{
uint8_t data = 0xff;
for (int i=0; i<10; i++)
{
if (!(m_kb_matrix & (1<<i)))
data &= m_keyboard[i]->read();
}
return data;
}
void mstation_state::mstation_banked_map(address_map &map)
{
map(0x0000000, 0x00fffff).mirror(0x0300000).rw("flash0", FUNC(intelfsh8_device::read), FUNC(intelfsh8_device::write));
map(0x0400000, 0x041ffff).mirror(0x03e0000).ram().share("nvram");
map(0x0c00000, 0x0c7ffff).mirror(0x0380000).rw("flash1", FUNC(intelfsh8_device::read), FUNC(intelfsh8_device::write));
map(0x0800000, 0x0803fff).mirror(0x03fc000).rw(FUNC(mstation_state::lcd_left_r), FUNC(mstation_state::lcd_left_w));
map(0x1000000, 0x1003fff).mirror(0x03fc000).rw(FUNC(mstation_state::lcd_right_r), FUNC(mstation_state::lcd_right_w));
map(0x1400000, 0x1403fff).mirror(0x03fc000).rw(FUNC(mstation_state::modem_r), FUNC(mstation_state::modem_w));
}
void mstation_state::mstation_mem(address_map &map)
{
map(0x0000, 0x3fff).rw("flash0", FUNC(intelfsh8_device::read), FUNC(intelfsh8_device::write));
map(0x4000, 0x7fff).rw(m_bankdev1, FUNC(address_map_bank_device::read8), FUNC(address_map_bank_device::write8));
map(0x8000, 0xbfff).rw(m_bankdev2, FUNC(address_map_bank_device::read8), FUNC(address_map_bank_device::write8));
map(0xc000, 0xffff).bankrw("sysram"); // system ram always first RAM bank
}
void mstation_state::mstation_io(address_map &map)
{
map.global_mask(0xff);
map(0x01, 0x01).rw(FUNC(mstation_state::kb_r), FUNC(mstation_state::kb_w));
map(0x02, 0x02).w(FUNC(mstation_state::port2_w));
map(0x03, 0x03).rw(FUNC(mstation_state::irq_r), FUNC(mstation_state::irq_w));
map(0x05, 0x06).rw(FUNC(mstation_state::bank1_r), FUNC(mstation_state::bank1_w));
map(0x07, 0x08).rw(FUNC(mstation_state::bank2_r), FUNC(mstation_state::bank2_w));
map(0x09, 0x09).r(FUNC(mstation_state::battery_status_r));
map(0x10, 0x1f).rw("rtc", FUNC(rp5c01_device::read), FUNC(rp5c01_device::write));
//map(0x2c, 0x2c) printer
}
/* Input ports */
static INPUT_PORTS_START( mstation )
PORT_START( "LINE.0" )
PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Main Menu") PORT_CODE( KEYCODE_HOME ) PORT_CHAR(UCHAR_MAMEKEY(HOME))
PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Back") PORT_CODE( KEYCODE_DEL ) PORT_CHAR(UCHAR_MAMEKEY(END))
PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Print") PORT_CODE( KEYCODE_F6 )
PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("F1") PORT_CODE( KEYCODE_F1 ) PORT_CHAR(UCHAR_MAMEKEY(F1))
PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("F2") PORT_CODE( KEYCODE_F2 ) PORT_CHAR(UCHAR_MAMEKEY(F2))
PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("F3") PORT_CODE( KEYCODE_F3 ) PORT_CHAR(UCHAR_MAMEKEY(F3))
PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("F4") PORT_CODE( KEYCODE_F4 ) PORT_CHAR(UCHAR_MAMEKEY(F4))
PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("F5") PORT_CODE( KEYCODE_F5 ) PORT_CHAR(UCHAR_MAMEKEY(F5))
PORT_START( "LINE.1" )
PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_UNUSED )
PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_UNUSED )
PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_UNUSED )
PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE( KEYCODE_END ) PORT_CHAR('@')
PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("A-A Size") PORT_CODE( KEYCODE_F7 )
PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Check Spelling") PORT_CODE( KEYCODE_F8 )
PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Get E-Mail") PORT_CODE( KEYCODE_F9 )
PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("PG Up") PORT_CODE( KEYCODE_PGUP ) PORT_CHAR(UCHAR_MAMEKEY(PGUP))
PORT_START( "LINE.2" )
PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("\xc2\xb4") PORT_CODE( KEYCODE_0_PAD )
PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE( KEYCODE_1 ) PORT_CHAR('1') PORT_CHAR('!')
PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE( KEYCODE_2 ) PORT_CHAR('2') PORT_CHAR('@')
PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE( KEYCODE_3 ) PORT_CHAR('3') PORT_CHAR('#')
PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE( KEYCODE_4 ) PORT_CHAR('4') PORT_CHAR('$')
PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE( KEYCODE_5 ) PORT_CHAR('5') PORT_CHAR('%')
PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE( KEYCODE_6 ) PORT_CHAR('6') PORT_CHAR('^')
PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE( KEYCODE_7 ) PORT_CHAR('7') PORT_CHAR('&')
PORT_START( "LINE.3" )
PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE( KEYCODE_8 ) PORT_CHAR('8') PORT_CHAR('*')
PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE( KEYCODE_9 ) PORT_CHAR('9') PORT_CHAR('(')
PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE( KEYCODE_0 ) PORT_CHAR('0') PORT_CHAR(')')
PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE( KEYCODE_MINUS ) PORT_CHAR('-') PORT_CHAR('_')
PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE( KEYCODE_EQUALS ) PORT_CHAR('=') PORT_CHAR('+')
PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Backspace") PORT_CODE( KEYCODE_BACKSPACE ) PORT_CHAR(UCHAR_MAMEKEY(BACKSPACE))
PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE( KEYCODE_BACKSLASH ) PORT_CHAR('\\') PORT_CHAR('|')
PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("PG Down") PORT_CODE( KEYCODE_PGDN ) PORT_CHAR(UCHAR_MAMEKEY(PGDN))
PORT_START( "LINE.4" )
PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Tab") PORT_CODE( KEYCODE_TAB ) PORT_CHAR(9)
PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE( KEYCODE_Q ) PORT_CHAR('q') PORT_CHAR('Q')
PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE( KEYCODE_W ) PORT_CHAR('w') PORT_CHAR('W')
PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE( KEYCODE_E ) PORT_CHAR('e') PORT_CHAR('E')
PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE( KEYCODE_R ) PORT_CHAR('r') PORT_CHAR('R')
PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE( KEYCODE_T ) PORT_CHAR('t') PORT_CHAR('T')
PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE( KEYCODE_Y ) PORT_CHAR('y') PORT_CHAR('Y')
PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE( KEYCODE_U ) PORT_CHAR('u') PORT_CHAR('U')
PORT_START( "LINE.5" )
PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE( KEYCODE_I ) PORT_CHAR('i') PORT_CHAR('I')
PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE( KEYCODE_O ) PORT_CHAR('o') PORT_CHAR('O')
PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE( KEYCODE_P ) PORT_CHAR('p') PORT_CHAR('P')
PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE( KEYCODE_OPENBRACE ) PORT_CHAR('[') PORT_CHAR('{')
PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE( KEYCODE_CLOSEBRACE ) PORT_CHAR(']') PORT_CHAR('}')
PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE( KEYCODE_COLON ) PORT_CHAR(';') PORT_CHAR(':')
PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE( KEYCODE_QUOTE ) PORT_CHAR('\'') PORT_CHAR('\"')
PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Enter") PORT_CODE( KEYCODE_ENTER ) PORT_CHAR(UCHAR_MAMEKEY(ENTER))
PORT_START( "LINE.6" )
PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("CapsLock") PORT_CODE( KEYCODE_CAPSLOCK ) PORT_CHAR(UCHAR_MAMEKEY(CAPSLOCK))
PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE( KEYCODE_A ) PORT_CHAR('a') PORT_CHAR('A')
PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE( KEYCODE_S ) PORT_CHAR('s') PORT_CHAR('S')
PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE( KEYCODE_D ) PORT_CHAR('d') PORT_CHAR('D')
PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE( KEYCODE_F ) PORT_CHAR('f') PORT_CHAR('F')
PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE( KEYCODE_G ) PORT_CHAR('g') PORT_CHAR('G')
PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE( KEYCODE_H ) PORT_CHAR('h') PORT_CHAR('H')
PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE( KEYCODE_J ) PORT_CHAR('j') PORT_CHAR('J')
PORT_START( "LINE.7" )
PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE( KEYCODE_K ) PORT_CHAR('K') PORT_CHAR('K')
PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE( KEYCODE_L ) PORT_CHAR('l') PORT_CHAR('L')
PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE( KEYCODE_COMMA ) PORT_CHAR(',') PORT_CHAR('<')
PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE( KEYCODE_STOP ) PORT_CHAR('.') PORT_CHAR('>')
PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE( KEYCODE_SLASH ) PORT_CHAR('/') PORT_CHAR('?')
PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Up") PORT_CODE( KEYCODE_UP ) PORT_CHAR(UCHAR_MAMEKEY(UP))
PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Down") PORT_CODE( KEYCODE_DOWN ) PORT_CHAR(UCHAR_MAMEKEY(DOWN))
PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Right") PORT_CODE( KEYCODE_RIGHT ) PORT_CHAR(UCHAR_MAMEKEY(RIGHT))
PORT_START( "LINE.8" )
PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Left Shift") PORT_CODE( KEYCODE_LSHIFT ) PORT_CHAR(UCHAR_MAMEKEY(LSHIFT))
PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE( KEYCODE_Z ) PORT_CHAR('z') PORT_CHAR('Z')
PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE( KEYCODE_X ) PORT_CHAR('x') PORT_CHAR('X')
PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE( KEYCODE_C ) PORT_CHAR('c') PORT_CHAR('C')
PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE( KEYCODE_V ) PORT_CHAR('v') PORT_CHAR('V')
PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE( KEYCODE_B ) PORT_CHAR('b') PORT_CHAR('B')
PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE( KEYCODE_N ) PORT_CHAR('n') PORT_CHAR('N')
PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE( KEYCODE_M ) PORT_CHAR('m') PORT_CHAR('M')
PORT_START( "LINE.9" )
PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Function") PORT_CODE( KEYCODE_LCONTROL ) PORT_CHAR(UCHAR_MAMEKEY(LCONTROL))
PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_UNUSED )
PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_UNUSED )
PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Space") PORT_CODE( KEYCODE_SPACE ) PORT_CHAR(' ')
PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_UNUSED )
PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_UNUSED )
PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Right Shift") PORT_CODE( KEYCODE_RSHIFT ) PORT_CHAR(UCHAR_SHIFT_1)
PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("Left") PORT_CODE( KEYCODE_LEFT ) PORT_CHAR(UCHAR_MAMEKEY(LEFT))
INPUT_PORTS_END
void mstation_state::machine_start()
{
// allocate the videoram
m_vram = make_unique_clear<uint8_t[]>(9600);
// map firsh RAM bank at 0xc000-0xffff
membank("sysram")->set_base(m_nvram);
}
void mstation_state::machine_reset()
{
m_bank1[0] = m_bank1[1] = 0;
m_bank2[0] = m_bank2[1] = 0;
// reset banks
m_bankdev1->set_bank(0);
m_bankdev2->set_bank(0);
}
WRITE_LINE_MEMBER( mstation_state::rtc_irq )
{
if (state)
m_irq |= (1<<5);
else
m_irq &=~(1<<5);
refresh_ints();
}
TIMER_DEVICE_CALLBACK_MEMBER(mstation_state::mstation_1hz_timer)
{
m_irq |= (1<<4);
refresh_ints();
}
TIMER_DEVICE_CALLBACK_MEMBER(mstation_state::mstation_kb_timer)
{
m_irq |= (1<<1);
refresh_ints();
}
void mstation_state::mstation_palette(palette_device &palette) const
{
palette.set_pen_color(0, rgb_t(138, 146, 148));
palette.set_pen_color(1, rgb_t(92, 83, 88));
}
void mstation_state::mstation(machine_config &config)
{
/* basic machine hardware */
Z80(config, m_maincpu, XTAL(4'000'000)); //unknown clock
m_maincpu->set_addrmap(AS_PROGRAM, &mstation_state::mstation_mem);
m_maincpu->set_addrmap(AS_IO, &mstation_state::mstation_io);
/* video hardware */
screen_device &screen(SCREEN(config, "screen", SCREEN_TYPE_LCD));
screen.set_refresh_hz(50);
screen.set_vblank_time(ATTOSECONDS_IN_USEC(2500)); /* not accurate */
screen.set_screen_update(FUNC(mstation_state::screen_update));
screen.set_size(320, 128);
screen.set_visarea(0, 320-1, 0, 128-1);
screen.set_palette("palette");
PALETTE(config, "palette", FUNC(mstation_state::mstation_palette), 2);
AMD_29F080(config, "flash0");
SST_28SF040(config, "flash1");
// IRQ 4 is generated every second, used for auto power off
TIMER(config, "1hz_timer").configure_periodic(FUNC(mstation_state::mstation_1hz_timer), attotime::from_hz(1));
// IRQ 1 is used for scan the kb and for cursor blinking
TIMER(config, "kb_timer").configure_periodic(FUNC(mstation_state::mstation_kb_timer), attotime::from_hz(50));
rp5c01_device &rtc(RP5C01(config, "rtc", XTAL(32'768)));
rtc.out_alarm_callback().set(FUNC(mstation_state::rtc_irq));
ADDRESS_MAP_BANK(config, "bank0").set_map(&mstation_state::mstation_banked_map).set_options(ENDIANNESS_LITTLE, 8, 32, 0x4000);
ADDRESS_MAP_BANK(config, "bank1").set_map(&mstation_state::mstation_banked_map).set_options(ENDIANNESS_LITTLE, 8, 32, 0x4000);
/* internal ram */
RAM(config, RAM_TAG).set_default_size("128K");
}
/* ROM definition */
ROM_START( mstation )
ROM_REGION( 0x100000, "flash0", ROMREGION_ERASEFF )
ROM_SYSTEM_BIOS( 0, "v303a", "v3.03a" )
ROMX_LOAD("ms303a.bin", 0x000000, 0x100000, CRC(7a5cf752) SHA1(15629ccaecd8094dd883987bed94c16eee6de7c2), ROM_BIOS(0))
ROM_SYSTEM_BIOS( 1, "v253", "v2.53" )
ROMX_LOAD("ms253.bin", 0x000000, 0x0fc000, BAD_DUMP CRC(a27e7f8b) SHA1(ae5a0aa0f1e23f3b183c5c0bcf4d4c1ae54b1798), ROM_BIOS(1))
ROM_END
/* Driver */
// YEAR NAME PARENT COMPAT MACHINE INPUT CLASS INIT COMPANY FULLNAME FLAGS
COMP( 1999, mstation, 0, 0, mstation, mstation, mstation_state, empty_init, "CIDCO", "MailStation", MACHINE_NOT_WORKING | MACHINE_NO_SOUND )