diff options
Diffstat (limited to 'src/mess/drivers/ie15.c')
-rw-r--r-- | src/mess/drivers/ie15.c | 663 |
1 files changed, 0 insertions, 663 deletions
diff --git a/src/mess/drivers/ie15.c b/src/mess/drivers/ie15.c deleted file mode 100644 index 405b33a2b5b..00000000000 --- a/src/mess/drivers/ie15.c +++ /dev/null @@ -1,663 +0,0 @@ -// license:BSD-3-Clause -// copyright-holders:Sergey Svishchev -/*************************************************************************** - - 15IE-00-013 Terminal - - A serial (RS232 or current loop) green-screen terminal, mostly VT52 - compatible (no Hold Screen mode and no graphics character set). - - Alternate character set (selected by SO/SI chars) is Cyrillic. - -****************************************************************************/ - - -#include "emu.h" - -#include "bus/rs232/rs232.h" -#include "cpu/ie15/ie15.h" -#include "machine/ie15_kbd.h" -#include "sound/beep.h" -#include "ie15.lh" - -#define SCREEN_PAGE (80*48) - -#define IE_TRUE 0x80 -#define IE_FALSE 0 - -#define IE15_TOTAL_HORZ 1000 -#define IE15_DISP_HORZ 800 -#define IE15_HORZ_START 200 - -#define IE15_TOTAL_VERT 28*11 -#define IE15_DISP_VERT 25*11 -#define IE15_VERT_START 2*11 -#define IE15_STATUSLINE 11 - - -#define VERBOSE_DBG 1 /* general debug messages */ - -#define DBG_LOG(N,M,A) \ - do { \ - if(VERBOSE_DBG>=N) \ - { \ - if( M ) \ - logerror("%11.6f at %s: %-24s",machine().time().as_double(),machine().describe_context(),(char*)M ); \ - logerror A; \ - } \ - } while (0) - - -class ie15_state : public driver_device, - public device_serial_interface -{ -public: - ie15_state(const machine_config &mconfig, device_type type, const char *tag) : - driver_device(mconfig, type, tag), - device_serial_interface(mconfig, *this), - m_maincpu(*this, "maincpu"), - m_beeper(*this, "beeper"), - m_rs232(*this, "rs232"), - m_screen(*this, "screen"), - m_io_keyboard(*this, "keyboard") - { } - - virtual void machine_reset(); - virtual void video_start(); - UINT32 screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect); - TIMER_DEVICE_CALLBACK_MEMBER( scanline_callback ); - DECLARE_WRITE16_MEMBER( kbd_put ); - DECLARE_PALETTE_INIT( ie15 ); - - DECLARE_WRITE_LINE_MEMBER( serial_rx_callback ); - virtual void rcv_complete(); - virtual void tra_callback(); - virtual void tra_complete(); - virtual void device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr); - - DECLARE_WRITE8_MEMBER( mem_w ); - DECLARE_READ8_MEMBER( mem_r ); - DECLARE_WRITE8_MEMBER( mem_addr_lo_w ); - DECLARE_WRITE8_MEMBER( mem_addr_hi_w ); - DECLARE_WRITE8_MEMBER( mem_addr_inc_w ); - DECLARE_WRITE8_MEMBER( mem_addr_dec_w ); - DECLARE_READ8_MEMBER( flag_r ); - DECLARE_WRITE8_MEMBER( flag_w ); - DECLARE_WRITE8_MEMBER( beep_w ); - DECLARE_READ8_MEMBER( kb_r ); - DECLARE_READ8_MEMBER( kb_ready_r ); - DECLARE_READ8_MEMBER( kb_s_red_r ); - DECLARE_READ8_MEMBER( kb_s_sdv_r ); - DECLARE_READ8_MEMBER( kb_s_dk_r ); - DECLARE_READ8_MEMBER( kb_s_dupl_r ); - DECLARE_READ8_MEMBER( kb_s_lin_r ); - DECLARE_WRITE8_MEMBER( kb_ready_w ); - DECLARE_READ8_MEMBER( serial_tx_ready_r ); - DECLARE_WRITE8_MEMBER( serial_w ); - DECLARE_READ8_MEMBER( serial_rx_ready_r ); - DECLARE_READ8_MEMBER( serial_r ); - DECLARE_WRITE8_MEMBER( serial_speed_w ); - -private: - TIMER_CALLBACK_MEMBER(ie15_beepoff); - void update_leds(); - UINT32 draw_scanline(UINT16 *p, UINT16 offset, UINT8 scanline); - rectangle m_tmpclip; - bitmap_ind16 m_tmpbmp; - bitmap_ind16 m_offbmp; - - const UINT8 *m_p_chargen; - UINT8 *m_p_videoram; - UINT8 m_long_beep; - UINT8 m_kb_control; - UINT8 m_kb_data; - UINT8 m_kb_flag0; - UINT8 m_kb_flag; - UINT8 m_kb_ruslat; - UINT8 m_latch; - struct { - UINT8 cursor; - UINT8 enable; - UINT8 line25; - UINT32 ptr1; - UINT32 ptr2; - } m_video; - - UINT8 m_serial_rx_ready; - UINT8 m_serial_tx_ready; - -protected: - required_device<cpu_device> m_maincpu; - required_device<beep_device> m_beeper; - required_device<rs232_port_device> m_rs232; - required_device<screen_device> m_screen; - required_ioport m_io_keyboard; -}; - -READ8_MEMBER( ie15_state::mem_r ) { - UINT8 ret; - - ret = m_p_videoram[m_video.ptr1]; - if ((machine().debug_flags & DEBUG_FLAG_ENABLED) != 0 && m_video.ptr1 >= SCREEN_PAGE) - { - DBG_LOG(2,"memory",("R @ %03x == %02x\n", m_video.ptr1, ret)); - } - m_video.ptr1++; - m_video.ptr1 &= 0xfff; - m_latch = 0; - return ret; -} - -WRITE8_MEMBER( ie15_state::mem_w ) { - if ((m_latch ^= 1) == 0) { - if ((machine().debug_flags & DEBUG_FLAG_ENABLED) != 0 && m_video.ptr1 >= SCREEN_PAGE) - { - DBG_LOG(2,"memory",("W @ %03x <- %02x\n", m_video.ptr1, data)); - } - m_p_videoram[m_video.ptr1++] = data; - m_video.ptr1 &= 0xfff; - } -} - -WRITE8_MEMBER( ie15_state::mem_addr_inc_w ) { - if ((machine().debug_flags & DEBUG_FLAG_ENABLED) != 0) - { - DBG_LOG(2,"memory",("++ %03x\n", m_video.ptr1)); - } - m_video.ptr1++; - m_video.ptr1 &= 0xfff; - if (m_video.enable) - m_video.ptr2 = m_video.ptr1; -} - -WRITE8_MEMBER( ie15_state::mem_addr_dec_w ) { - if ((machine().debug_flags & DEBUG_FLAG_ENABLED) != 0) - { - DBG_LOG(2,"memory",("-- %03x\n", m_video.ptr1)); - } - m_video.ptr1--; - m_video.ptr1 &= 0xfff; - if (m_video.enable) - m_video.ptr2 = m_video.ptr1; -} - -WRITE8_MEMBER( ie15_state::mem_addr_lo_w ) { - UINT16 tmp = m_video.ptr1; - - tmp &= 0xff0; - tmp |= ((data >> 4) & 0xf); - if ((machine().debug_flags & DEBUG_FLAG_ENABLED) != 0) - { - DBG_LOG(2,"memory",("lo %03x <- %02x = %03x\n", m_video.ptr1, data, tmp)); - } - m_video.ptr1 = tmp; - if (m_video.enable) - m_video.ptr2 = tmp; -} - -WRITE8_MEMBER( ie15_state::mem_addr_hi_w ) { - UINT16 tmp = m_video.ptr1; - - tmp &= 0xf; - tmp |= (data << 4); - if ((machine().debug_flags & DEBUG_FLAG_ENABLED) != 0) - { - DBG_LOG(2,"memory",("hi %03x <- %02x = %03x\n", m_video.ptr1, data, tmp)); - } - m_video.ptr1 = tmp; - if (m_video.enable) - m_video.ptr2 = tmp; -} - -TIMER_CALLBACK_MEMBER(ie15_state::ie15_beepoff) -{ - machine().device<beep_device>("beeper")->set_state(0); -} - -WRITE8_MEMBER( ie15_state::beep_w ) { - UINT16 length = (m_long_beep & IE_TRUE) ? 150 : 400; - - if ((machine().debug_flags & DEBUG_FLAG_ENABLED) != 0) - { - DBG_LOG(1,"beep",("(%s)\n", m_long_beep ? "short" : "long")); - } - machine().scheduler().timer_set(attotime::from_msec(length), timer_expired_delegate(FUNC(ie15_state::ie15_beepoff),this)); - machine().device<beep_device>("beeper")->set_state(1); -} - -/* keyboard */ - -// active high -READ8_MEMBER( ie15_state::kb_r ) { - DBG_LOG(2,"keyboard",("R %02X '%c'\n", m_kb_data, m_kb_data < 0x20 ? ' ' : m_kb_data)); - return m_kb_data; -} - -// active low -READ8_MEMBER( ie15_state::kb_ready_r ) { - m_kb_flag &= IE_TRUE; - if (m_kb_flag != m_kb_flag0) { - DBG_LOG(2,"keyboard",("? %c\n", m_kb_flag ? 'n' : 'y')); - m_kb_flag0 = m_kb_flag; - } - return m_kb_flag; -} - -// active low -WRITE8_MEMBER( ie15_state::kb_ready_w ) { - DBG_LOG(2,"keyboard",("clear ready\n")); - m_kb_flag = IE_TRUE | IE_KB_ACK; -} - - -// active high; active = interpret controls, inactive = display controls -READ8_MEMBER( ie15_state::kb_s_red_r ) { - return m_io_keyboard->read() & IE_KB_RED ? IE_TRUE : 0; -} - -// active high; active = setup mode -READ8_MEMBER( ie15_state::kb_s_sdv_r ) { - return m_kb_control & IE_KB_SDV ? IE_TRUE : 0; -} - -// active high; active = keypress detected on aux keypad -READ8_MEMBER( ie15_state::kb_s_dk_r ) { - return m_kb_control & IE_KB_DK ? IE_TRUE : 0; -} - -// active low; active = full duplex, inactive = half duplex -READ8_MEMBER( ie15_state::kb_s_dupl_r ) { - return m_io_keyboard->read() & IE_KB_DUP ? IE_TRUE : 0; -} - -// active high; active = on-line, inactive = local editing -READ8_MEMBER( ie15_state::kb_s_lin_r ) { - return m_io_keyboard->read() & IE_KB_LIN ? IE_TRUE : 0; -} - -/* serial port */ - -void ie15_state::device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr) -{ - device_serial_interface::device_timer(timer, id, param, ptr); -} - -WRITE_LINE_MEMBER( ie15_state::serial_rx_callback ) -{ - device_serial_interface::rx_w(state); -} - -void ie15_state::rcv_complete() -{ - receive_register_extract(); - m_serial_rx_ready = IE_FALSE; -} - -void ie15_state::tra_callback() -{ - UINT8 bit = transmit_register_get_data_bit(); - m_rs232->write_txd(bit); -} - -void ie15_state::tra_complete() -{ - m_serial_tx_ready = IE_TRUE; -} - -// active low -READ8_MEMBER( ie15_state::serial_rx_ready_r ) { - return m_serial_rx_ready; -} - -// active high -READ8_MEMBER( ie15_state::serial_tx_ready_r ) { - return m_serial_tx_ready; -} - -// not called unless data are ready -READ8_MEMBER( ie15_state::serial_r ) { - UINT8 data; - - data = get_received_char(); - m_serial_rx_ready = IE_TRUE; - DBG_LOG(1,"serial",("R %02X '%c'\n", data, data < 0x20?' ':data)); - return data; -} - -WRITE8_MEMBER( ie15_state::serial_w ) { - DBG_LOG(1,"serial",("W %02X '%c'\n", data, data < 0x20?' ':data)); - - m_serial_tx_ready = IE_FALSE; - transmit_register_setup(data); -} - -WRITE8_MEMBER( ie15_state::serial_speed_w ) { - return; -} - -READ8_MEMBER( ie15_state::flag_r ) { - UINT8 ret = 0; - - switch (offset) - { - case 0: // hsync pulse (not hblank) - ret = m_screen->hpos() < IE15_HORZ_START; - break; - case 1: // marker scanline - ret = (m_screen->vpos() % 11) > 7; - break; - case 2: // vblank - ret = !m_screen->vblank(); - break; - case 4: - ret = m_kb_ruslat; - break; - default: - break; - } - if ((machine().debug_flags & DEBUG_FLAG_ENABLED) != 0 && ret) - { - DBG_LOG(2,"flag",("read %d: %d\n", offset, ret)); - } - return ret; -} - -WRITE8_MEMBER( ie15_state::flag_w ) { - switch (offset) - { - case 0: - m_video.enable = data; - break; - case 1: - m_video.cursor = data; - break; - case 2: - m_long_beep = data; - break; - case 3: - m_video.line25 = data; - break; - case 4: - m_kb_ruslat = data; - break; - default: - break; - } - if ((machine().debug_flags & DEBUG_FLAG_ENABLED) != 0 && !offset) - { - DBG_LOG(2,"flag",("%sset %d\n", data?"":"re", offset)); - } -} - -static ADDRESS_MAP_START( ie15_mem, AS_PROGRAM, 8, ie15_state ) - ADDRESS_MAP_UNMAP_HIGH - AM_RANGE(0x0000, 0x0fff) AM_ROM -ADDRESS_MAP_END - -static ADDRESS_MAP_START( ie15_io, AS_IO, 8, ie15_state ) - ADDRESS_MAP_UNMAP_HIGH - AM_RANGE(000, 000) AM_READWRITE(mem_r, mem_w) // 00h W: memory request, R: memory data [6.1.2.2] - AM_RANGE(001, 001) AM_READ(serial_rx_ready_r) AM_WRITENOP // 01h W: memory latch [6.1.2.2] - AM_RANGE(002, 002) AM_WRITE(mem_addr_hi_w) // 02h W: memory address high [6.1.2.2] - AM_RANGE(003, 003) AM_WRITE(mem_addr_lo_w) // 03h W: memory address low [6.1.2.2] - AM_RANGE(004, 004) AM_WRITE(mem_addr_inc_w) // 04h W: memory address counter + [6.1.2.2] - AM_RANGE(005, 005) AM_WRITE(mem_addr_dec_w) // 05h W: memory address counter - [6.1.2.2] - AM_RANGE(006, 006) AM_READWRITE(serial_r, serial_w) // 06h W: serial port data [6.1.5.4] -// port 7 is handled in cpu core - AM_RANGE(010, 010) AM_READWRITE(serial_tx_ready_r, beep_w) // 08h W: speaker control [6.1.5.4] - AM_RANGE(011, 011) AM_READ(kb_r) // 09h R: keyboard data [6.1.5.2] - AM_RANGE(012, 012) AM_READ(kb_s_red_r) // 0Ah I: keyboard mode "RED" [6.1.5.2] - AM_RANGE(013, 013) AM_READ(kb_ready_r) // 0Bh R: keyboard data ready [6.1.5.2] - AM_RANGE(014, 014) AM_READWRITE(kb_s_sdv_r, serial_speed_w) // 0Ch W: serial port speed [6.1.3.1], R: keyboard mode "SDV" [6.1.5.2] - AM_RANGE(015, 015) AM_READWRITE(kb_s_dk_r, kb_ready_w) // 0Dh I: keyboard mode "DK" [6.1.5.2] - AM_RANGE(016, 016) AM_READ(kb_s_dupl_r) // 0Eh I: keyboard mode "DUPL" [6.1.5.2] - AM_RANGE(017, 017) AM_READ(kb_s_lin_r) // 0Fh I: keyboard mode "LIN" [6.1.5.2] -// simulation of flag registers - AM_RANGE(020, 027) AM_READWRITE(flag_r, flag_w) -ADDRESS_MAP_END - -/* Input ports */ -static INPUT_PORTS_START( ie15 ) - PORT_START("keyboard") - PORT_DIPNAME(IE_KB_RED, IE_KB_RED, "RED (Interpret controls)") - PORT_DIPSETTING(0x00, "Off") - PORT_DIPSETTING(IE_KB_RED, "On") - PORT_DIPNAME(IE_KB_DUP, IE_KB_DUP, "DUP (Full duplex)") - PORT_DIPSETTING(0x00, "Off") - PORT_DIPSETTING(IE_KB_DUP, "On") - PORT_DIPNAME(IE_KB_LIN, IE_KB_LIN, "LIN (Online)") - PORT_DIPSETTING(0x00, "Off") - PORT_DIPSETTING(IE_KB_LIN, "On") -INPUT_PORTS_END - -WRITE16_MEMBER( ie15_state::kbd_put ) -{ - DBG_LOG(2,"keyboard",("W %02X<-%02X '%c' %02X (%c)\n", m_kb_data, data, 'x' /* data < 0x20 ? ' ' : (data & 255) */, - m_kb_flag, m_kb_flag ? 'n' : 'y')); - m_kb_control = (data >> 8) & 255; - // send new key only when firmware has processed previous one - if (m_kb_flag == IE_TRUE) { - m_kb_data = data & 255; - m_kb_flag = 0; - } -} - -void ie15_state::machine_reset() -{ - memset(&m_video, 0, sizeof(m_video)); - m_kb_ruslat = m_long_beep = m_kb_control = m_kb_data = m_kb_flag0 = 0; - m_kb_flag = IE_TRUE; - - machine().device<beep_device>("beeper")->set_frequency(2400); - machine().device<beep_device>("beeper")->set_state(0); - - m_serial_tx_ready = m_serial_rx_ready = IE_TRUE; - set_data_frame(1 /* start bits */, 8 /* data bits */, PARITY_NONE, STOP_BITS_1); - // device supports rates from 150 to 9600 baud but null_modem has hardcoded 9600 - set_rate(9600); -} - -void ie15_state::video_start() -{ - m_p_chargen = memregion("chargen")->base(); - m_p_videoram = memregion("video")->base(); - m_video.ptr1 = m_video.ptr2 = m_latch = 0; - - m_tmpclip = rectangle(0, IE15_DISP_HORZ-1, 0, IE15_DISP_VERT-1); - m_tmpbmp.allocate(IE15_DISP_HORZ, IE15_DISP_VERT); - m_offbmp.allocate(IE15_DISP_HORZ, 1); - if ((machine().debug_flags & DEBUG_FLAG_ENABLED) != 0) { - m_offbmp.fill(0); - } -} - -/* - Usable raster is 800 x 275 pixels (80 x 25 characters). 24 lines are - available to the user and 25th (topmost) line is the status line. - Status line, if enabled, displays current serial port speed, 16 setup - bits, and clock. There is no NVRAM, so setup bits are always 0 after - reset and clock starts counting at 0 XXX. - - No character attributes are available, but in 'display controls' mode - control characters stored in memory are shown as blinking chars. - - Character cell is 10 x 11; character generator provides 7 x 8 of that. - 3 extra horizontal pixels are always blank. Blinking cursor may be - displayed on 3 extra scan lines. - - On each scan line, video board draws 80 characters from any location - in video memory; this is used by firmware to provide instant scroll - and cursor, which is a character with code 0x7F stored in XXX. - - Video board output is controlled by - - control flag 0 "disable video": 0 == disable - - control flag 1 "cursor": 0 == if this scan line is one of extra 3, - enable video every 5 frames. - - control flag 3 "status line": 0 == current scan line is part of status line - - keyboard mode 'RED' ('display controls'): if character code is - less than 0x20 and RED is set, enable video every 5 frames; if RED is - unset, disable video. - - XXX 'dotted look' is caused by strobe at 2x pixel clock -- use HLSL for this. -*/ - -UINT32 ie15_state::draw_scanline(UINT16 *p, UINT16 offset, UINT8 scanline) -{ - UINT8 gfx, fg, bg, ra, blink, red; - UINT16 x, chr; - - bg = 0; fg = 1; ra = scanline % 8; - blink = (m_screen->frame_number() % 10) > 4; - red = m_io_keyboard->read() & IE_KB_RED; - - for (x = offset; x < offset + 80; x++) - { - chr = m_p_videoram[x] << 3; - gfx = m_p_chargen[chr | ra]; - - if (scanline > 7 && (!m_video.cursor || blink)) - gfx = 0; - else if (chr < (0x20<<3)) { - if (red && blink && m_video.line25) - gfx = m_p_chargen[chr | 0x200 | ra]; - else - gfx = 0; - } - - *p++ = BIT(gfx, 7) ? fg : bg; - *p++ = BIT(gfx, 6) ? fg : bg; - *p++ = BIT(gfx, 5) ? fg : bg; - *p++ = BIT(gfx, 4) ? fg : bg; - *p++ = BIT(gfx, 3) ? fg : bg; - *p++ = BIT(gfx, 2) ? fg : bg; - *p++ = BIT(gfx, 1) ? fg : bg; - *p++ = bg; - *p++ = bg; - *p++ = bg; - } - return 0; -} - -void ie15_state::update_leds() -{ - UINT8 data = m_io_keyboard->read(); - output_set_value("lat_led", m_kb_ruslat ^ 1); - output_set_value("nr_led", BIT(m_kb_control, IE_KB_NR_BIT) ^ 1); - output_set_value("pch_led", BIT(data, IE_KB_PCH_BIT) ^ 1); - output_set_value("dup_led", BIT(data, IE_KB_DUP_BIT) ^ 1); - output_set_value("lin_led", BIT(data, IE_KB_LIN_BIT) ^ 1); - output_set_value("red_led", BIT(data, IE_KB_RED_BIT) ^ 1); - output_set_value("sdv_led", BIT(m_kb_control, IE_KB_SDV_BIT) ^ 1); - output_set_value("prd_led", 1); // XXX -} - -/* - VBlank is active for 3 topmost on-screen rows and 1 at the bottom; however, control flag 3 overrides VBlank, - allowing status line to be switched on and off. -*/ -TIMER_DEVICE_CALLBACK_MEMBER(ie15_state::scanline_callback) -{ - UINT16 y = m_screen->vpos(); - - DBG_LOG(3,"scanline_cb", - ("addr %03x frame %d x %.4d y %.3d row %.2d e:c:s %d:%d:%d\n", - m_video.ptr2, (int)m_screen->frame_number(), m_screen->hpos(), y, - y%11, m_video.enable, m_video.cursor, m_video.line25)); - - if (y < IE15_VERT_START) return; - y -= IE15_VERT_START; - if (y >= IE15_DISP_VERT) return; - - if (!m_video.enable || (y < IE15_STATUSLINE && m_video.line25)) { - copybitmap(m_tmpbmp, m_offbmp, 0, 0, 0, y, m_tmpclip); - } else { - draw_scanline(&m_tmpbmp.pix16(y), m_video.ptr2, y%11); - } -} - -UINT32 ie15_state::screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect) -{ - update_leds(); - copybitmap(bitmap, m_tmpbmp, 0, 0, IE15_HORZ_START, IE15_VERT_START, cliprect); - return 0; -} - - -/* F4 Character Displayer */ -static const gfx_layout ie15_charlayout = -{ - 7, 8, /* 7x8 pixels in 10x11 cell */ - 256, /* 256 characters */ - 1, /* 1 bits per pixel */ - { 0 }, /* no bitplanes */ - /* x offsets */ - { 0, 1, 2, 3, 4, 5, 6 }, - /* y offsets */ - { 0*8, 1*8, 2*8, 3*8, 4*8, 5*8, 6*8, 7*8 }, - 8*8 /* every char takes 8 bytes */ -}; - -static GFXDECODE_START( ie15 ) - GFXDECODE_ENTRY("chargen", 0x0000, ie15_charlayout, 0, 1) -GFXDECODE_END - -PALETTE_INIT_MEMBER( ie15_state, ie15 ) -{ - palette.set_pen_color(0, rgb_t::black); // black - palette.set_pen_color(1, 0x00, 0xc0, 0x00); // green -} - -static MACHINE_CONFIG_START( ie15, ie15_state ) - /* Basic machine hardware */ - MCFG_CPU_ADD("maincpu", IE15, XTAL_30_8MHz/10) - MCFG_CPU_PROGRAM_MAP(ie15_mem) - MCFG_CPU_IO_MAP(ie15_io) - MCFG_TIMER_DRIVER_ADD_PERIODIC("scantimer", ie15_state, scanline_callback, attotime::from_hz(50*28*11)) - MCFG_TIMER_START_DELAY(attotime::from_hz(XTAL_30_8MHz/(2*IE15_HORZ_START))) - - /* Video hardware */ - MCFG_SCREEN_ADD("screen", RASTER) - MCFG_SCREEN_UPDATE_DRIVER(ie15_state, screen_update) - MCFG_SCREEN_RAW_PARAMS(XTAL_30_8MHz/2, IE15_TOTAL_HORZ, IE15_HORZ_START, - IE15_HORZ_START+IE15_DISP_HORZ, IE15_TOTAL_VERT, IE15_VERT_START, - IE15_VERT_START+IE15_DISP_VERT); - - MCFG_SCREEN_PALETTE("palette") - - MCFG_GFXDECODE_ADD("gfxdecode", "palette", ie15) - MCFG_PALETTE_ADD_MONOCHROME_GREEN("palette") - - MCFG_DEFAULT_LAYOUT(layout_ie15) - - /* Devices */ - MCFG_DEVICE_ADD("keyboard", IE15_KEYBOARD, 0) - MCFG_IE15_KEYBOARD_CB(WRITE16(ie15_state, kbd_put)) - - MCFG_RS232_PORT_ADD("rs232", default_rs232_devices, "null_modem") - MCFG_RS232_RXD_HANDLER(WRITELINE(ie15_state, serial_rx_callback)) - - MCFG_SPEAKER_STANDARD_MONO("mono") - MCFG_SOUND_ADD("beeper", BEEP, 0) - MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.15) -MACHINE_CONFIG_END - - -/* ROM definition */ -ROM_START( ie15 ) - ROM_REGION(0x1000, "maincpu", ROMREGION_ERASE00) - ROM_DEFAULT_BIOS("5chip") - ROM_SYSTEM_BIOS(0, "5chip", "5-chip firmware (newer)") - ROMX_LOAD("dump1.bin", 0x0000, 0x1000, CRC(14b82284) SHA1(5ac4159fbb1c3b81445605e26cd97a713ae12b5f), ROM_BIOS(1)) - ROM_SYSTEM_BIOS(1, "6chip", "6-chip firmware (older)") - ROMX_LOAD("dump5.bin", 0x0000, 0x1000, CRC(01f2e065) SHA1(2b72dc0594e38a528400cd25aed0c47e0c432895), ROM_BIOS(2)) - - ROM_REGION(0x1000, "video", ROMREGION_ERASE00) - - ROM_REGION(0x0800, "chargen", ROMREGION_ERASE00) - ROM_LOAD("chargen-15ie.bin", 0x0000, 0x0800, CRC(ed16bf6b) SHA1(6af9fb75f5375943d5c0ce9ed408e0fb4621b17e)) -ROM_END - -/* Driver */ - -/* YEAR NAME PARENT COMPAT MACHINE INPUT INIT COMPANY FULLNAME FLAGS */ -COMP( 1980, ie15, 0, 0, ie15, ie15, driver_device, 0, "USSR", "15IE-00-013", 0) |