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-rw-r--r--src/mame/drivers/mstation.cpp560
1 files changed, 560 insertions, 0 deletions
diff --git a/src/mame/drivers/mstation.cpp b/src/mame/drivers/mstation.cpp
new file mode 100644
index 00000000000..d49478f0b56
--- /dev/null
+++ b/src/mame/drivers/mstation.cpp
@@ -0,0 +1,560 @@
+// 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/intelfsh.h"
+#include "machine/rp5c01.h"
+#include "machine/ram.h"
+#include "rendlay.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)
+ { }
+
+ required_device<cpu_device> m_maincpu;
+ required_device<ram_device> m_ram;
+
+ intelfsh8_device *m_flashes[2];
+ UINT8 m_bank1[2];
+ UINT8 m_bank2[2];
+ UINT8 *m_ram_base;
+ int m_flash_at_0x4000;
+ int m_flash_at_0x8000;
+ UINT8 *m_vram;
+ UINT8 m_screen_column;
+ UINT8 m_port2;
+ UINT8 m_irq;
+ UINT16 m_kb_matrix;
+
+ DECLARE_READ8_MEMBER( flash_0x0000_read_handler );
+ DECLARE_WRITE8_MEMBER( flash_0x0000_write_handler );
+ DECLARE_READ8_MEMBER( flash_0x4000_read_handler );
+ DECLARE_WRITE8_MEMBER( flash_0x4000_write_handler );
+ DECLARE_READ8_MEMBER( flash_0x8000_read_handler );
+ DECLARE_WRITE8_MEMBER( flash_0x8000_write_handler );
+ DECLARE_READ8_MEMBER( modem_r );
+ DECLARE_WRITE8_MEMBER( modem_w );
+
+ void lcd_w(UINT16 offset, int column, UINT8 data);
+ UINT8 lcd_r(UINT16 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 );
+
+ void refresh_memory(UINT8 bank, UINT8 chip_select);
+ 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 );
+
+ virtual void machine_start();
+ virtual void machine_reset();
+ UINT32 screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
+ DECLARE_PALETTE_INIT(mstation);
+ TIMER_DEVICE_CALLBACK_MEMBER(mstation_1hz_timer);
+ TIMER_DEVICE_CALLBACK_MEMBER(mstation_kb_timer);
+};
+
+READ8_MEMBER( mstation_state::flash_0x0000_read_handler )
+{
+ return m_flashes[0]->read(offset);
+}
+
+WRITE8_MEMBER( mstation_state::flash_0x0000_write_handler )
+{
+ m_flashes[0]->write(offset, data);
+}
+
+READ8_MEMBER( mstation_state::flash_0x4000_read_handler )
+{
+ return m_flashes[m_flash_at_0x4000]->read(((m_bank1[0] & 0x3f)<<14) | offset);
+}
+
+WRITE8_MEMBER( mstation_state::flash_0x4000_write_handler )
+{
+ m_flashes[m_flash_at_0x4000]->write(((m_bank1[0] & 0x3f)<<14) | offset, data);
+}
+
+READ8_MEMBER( mstation_state::flash_0x8000_read_handler )
+{
+ return m_flashes[m_flash_at_0x8000]->read(((m_bank2[0] & 0x3f)<<14) | offset);
+}
+
+WRITE8_MEMBER( mstation_state::flash_0x8000_write_handler )
+{
+ m_flashes[m_flash_at_0x8000]->write(((m_bank2[0] & 0x3f)<<14) | offset, data);
+}
+
+READ8_MEMBER( mstation_state::modem_r )
+{
+ return 0xff;
+}
+
+WRITE8_MEMBER( mstation_state::modem_w )
+{
+}
+
+
+//***************************************************************************
+// video hardware emulation
+//***************************************************************************/
+
+void mstation_state::lcd_w(UINT16 offset, int column, UINT8 data)
+{
+ if (m_port2 & 0x08)
+ m_vram[(column * 240) + (offset % 240)] = data;
+ else
+ m_screen_column = data % 20;
+}
+
+UINT8 mstation_state::lcd_r(UINT16 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 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 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
+//***************************************************************************/
+
+void mstation_state::refresh_memory(UINT8 bank, UINT8 chip_select)
+{
+ address_space& program = m_maincpu->space(AS_PROGRAM);
+ int &active_flash = (bank == 1 ? m_flash_at_0x4000 : m_flash_at_0x8000);
+ char bank_tag[6];
+
+ switch (chip_select)
+ {
+ case 0: // flash 0
+ case 3: // flash 1
+ if (active_flash < 0)
+ {
+ if (bank == 1)
+ program.install_readwrite_handler(0x4000, 0x7fff, 0, 0, read8_delegate(FUNC(mstation_state::flash_0x4000_read_handler), this), write8_delegate(FUNC(mstation_state::flash_0x4000_write_handler), this));
+ else
+ program.install_readwrite_handler(0x8000, 0xbfff, 0, 0, read8_delegate(FUNC(mstation_state::flash_0x8000_read_handler), this), write8_delegate(FUNC(mstation_state::flash_0x8000_write_handler), this));
+ }
+
+ active_flash = chip_select ? 1 : 0;
+ break;
+ case 1: // banked RAM
+ sprintf(bank_tag,"bank%d", bank);
+ membank(bank_tag)->set_base(m_ram_base + (((bank == 1 ? m_bank1[0] : m_bank2[0]) & 0x07)<<14));
+ program.install_readwrite_bank (bank * 0x4000, bank * 0x4000 + 0x3fff, bank_tag);
+ active_flash = -1;
+ break;
+ case 2: // left LCD panel
+ program.install_readwrite_handler(bank * 0x4000, bank * 0x4000 + 0x3fff, 0, 0, read8_delegate(FUNC(mstation_state::lcd_left_r), this), write8_delegate(FUNC(mstation_state::lcd_left_w), this));
+ active_flash = -1;
+ break;
+ case 4: // right LCD panel
+ program.install_readwrite_handler(bank * 0x4000, bank * 0x4000 + 0x3fff, 0, 0, read8_delegate(FUNC(mstation_state::lcd_right_r), this), write8_delegate(FUNC(mstation_state::lcd_right_w), this));
+ active_flash = -1;
+ break;
+ case 5: // modem
+ program.install_readwrite_handler(bank * 0x4000, bank * 0x4000 + 0x3fff, 0x07, 0, read8_delegate(FUNC(mstation_state::modem_r), this), write8_delegate(FUNC(mstation_state::modem_w), this));
+ active_flash = -1;
+ break;
+
+ default:
+ logerror("Unknown chip %02x mapped at %04x - %04x\n", chip_select, bank * 0x4000, bank * 0x4000 + 0x3fff);
+ program.unmap_readwrite(bank * 0x4000, bank * 0x4000 + 0x3fff);
+ active_flash = -1;
+ break;
+ }
+}
+
+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;
+
+ refresh_memory(1, m_bank1[1] & 0x07);
+}
+
+WRITE8_MEMBER( mstation_state::bank2_w )
+{
+ m_bank2[offset] = data;
+
+ refresh_memory(2, m_bank2[1] & 0x07);
+}
+
+
+
+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 )
+{
+ static const char *const bitnames[] = { "LINE0", "LINE1", "LINE2", "LINE3", "LINE4",
+ "LINE5", "LINE6", "LINE7", "LINE8", "LINE9" };
+ UINT8 data = 0xff;
+
+ for (int i=0; i<10; i++)
+ {
+ if (!(m_kb_matrix & (1<<i)))
+ data &= ioport(bitnames[i])->read();
+ }
+
+ return data;
+}
+
+
+static ADDRESS_MAP_START(mstation_mem, AS_PROGRAM, 8, mstation_state)
+ AM_RANGE(0x0000, 0x3fff) AM_READWRITE(flash_0x0000_read_handler, flash_0x0000_write_handler)
+ AM_RANGE(0x4000, 0x7fff) AM_READWRITE_BANK("bank1") // bank 1
+ AM_RANGE(0x8000, 0xbfff) AM_READWRITE_BANK("bank2") // bank 2
+ AM_RANGE(0xc000, 0xffff) AM_READWRITE_BANK("sysram") // system ram always first RAM bank
+ADDRESS_MAP_END
+
+static ADDRESS_MAP_START(mstation_io , AS_IO, 8, mstation_state)
+ ADDRESS_MAP_GLOBAL_MASK(0xff)
+ AM_RANGE( 0x01, 0x01 ) AM_READWRITE(kb_r, kb_w)
+ AM_RANGE( 0x02, 0x02 ) AM_WRITE(port2_w)
+ AM_RANGE( 0x03, 0x03 ) AM_READWRITE(irq_r, irq_w)
+ AM_RANGE( 0x05, 0x06 ) AM_READWRITE(bank1_r, bank1_w)
+ AM_RANGE( 0x07, 0x08 ) AM_READWRITE(bank2_r, bank2_w)
+ AM_RANGE( 0x09, 0x09 ) AM_READ(battery_status_r)
+ AM_RANGE( 0x10, 0x1f ) AM_DEVREADWRITE("rtc", rp5c01_device, read, write)
+ //AM_RANGE( 0x2c, 0x2c ) printer
+ADDRESS_MAP_END
+
+
+/* Input ports */
+static INPUT_PORTS_START( mstation )
+ PORT_START( "LINE0" )
+ 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( "LINE1" )
+ 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( "LINE2" )
+ 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( "LINE3" )
+ 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( "LINE4" )
+ 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( "LINE5" )
+ 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( "LINE6" )
+ 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( "LINE7" )
+ 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( "LINE8" )
+ 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( "LINE9" )
+ 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()
+{
+ m_flashes[0] = machine().device<intelfsh8_device>("flash0");
+ m_flashes[1] = machine().device<intelfsh8_device>("flash1");
+
+ // allocate the videoram
+ m_vram = (UINT8*)machine().memory().region_alloc( "vram", 9600, 1, ENDIANNESS_LITTLE )->base();
+ m_ram_base = (UINT8*)m_ram->pointer();
+
+ // map firsh RAM bank at 0xc000-0xffff
+ membank("sysram")->set_base(m_ram_base);
+}
+
+
+void mstation_state::machine_reset()
+{
+ m_flash_at_0x4000 = 0;
+ m_flash_at_0x8000 = 0;
+ m_bank1[0] = m_bank1[1] = 0;
+ m_bank2[0] = m_bank2[1] = 0;
+ memset(m_vram, 0, 9600);
+
+ // reset banks
+ refresh_memory(1, m_bank1[1]);
+ refresh_memory(2, m_bank2[1]);
+}
+
+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();
+}
+
+PALETTE_INIT_MEMBER(mstation_state, mstation)
+{
+ palette.set_pen_color(0, rgb_t(138, 146, 148));
+ palette.set_pen_color(1, rgb_t(92, 83, 88));
+}
+
+
+static MACHINE_CONFIG_START( mstation, mstation_state )
+ /* basic machine hardware */
+ MCFG_CPU_ADD("maincpu",Z80, XTAL_4MHz) //unknown clock
+ MCFG_CPU_PROGRAM_MAP(mstation_mem)
+ MCFG_CPU_IO_MAP(mstation_io)
+
+ /* video hardware */
+ MCFG_SCREEN_ADD("screen", LCD)
+ MCFG_SCREEN_REFRESH_RATE(50)
+ MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(2500)) /* not accurate */
+ MCFG_SCREEN_UPDATE_DRIVER(mstation_state, screen_update)
+ MCFG_SCREEN_SIZE(320, 128)
+ MCFG_SCREEN_VISIBLE_AREA(0, 320-1, 0, 128-1)
+ MCFG_SCREEN_PALETTE("palette")
+
+ MCFG_PALETTE_ADD("palette", 2)
+ MCFG_PALETTE_INIT_OWNER(mstation_state, mstation)
+ MCFG_DEFAULT_LAYOUT(layout_lcd)
+
+ MCFG_AMD_29F080_ADD("flash0")
+ MCFG_SST_28SF040_ADD("flash1")
+
+ // IRQ 4 is generated every second, used for auto power off
+ MCFG_TIMER_DRIVER_ADD_PERIODIC("1hz_timer", mstation_state, mstation_1hz_timer, attotime::from_hz(1))
+
+ // IRQ 1 is used for scan the kb and for cursor blinking
+ MCFG_TIMER_DRIVER_ADD_PERIODIC("kb_timer", mstation_state, mstation_kb_timer, attotime::from_hz(50))
+
+ MCFG_DEVICE_ADD("rtc", RP5C01, XTAL_32_768kHz)
+ MCFG_RP5C01_OUT_ALARM_CB(WRITELINE(mstation_state, rtc_irq))
+
+ /* internal ram */
+ MCFG_RAM_ADD(RAM_TAG)
+ MCFG_RAM_DEFAULT_SIZE("128K")
+MACHINE_CONFIG_END
+
+/* 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(1))
+ ROM_SYSTEM_BIOS( 1, "v253", "v2.53" )
+ ROMX_LOAD( "ms253.bin", 0x000000, 0x0fc000, BAD_DUMP CRC(a27e7f8b) SHA1(ae5a0aa0f1e23f3b183c5c0bcf4d4c1ae54b1798), ROM_BIOS(2))
+ROM_END
+
+/* Driver */
+
+/* YEAR NAME PARENT COMPAT MACHINE INPUT INIT COMPANY FULLNAME FLAGS */
+COMP( 1999, mstation, 0, 0, mstation, mstation, driver_device, 0, "CIDCO", "MailStation", MACHINE_NOT_WORKING | MACHINE_NO_SOUND )