diff options
Diffstat (limited to 'src/mame/drivers/huebler.cpp')
-rw-r--r-- | src/mame/drivers/huebler.cpp | 418 |
1 files changed, 0 insertions, 418 deletions
diff --git a/src/mame/drivers/huebler.cpp b/src/mame/drivers/huebler.cpp deleted file mode 100644 index 56b5748d3d3..00000000000 --- a/src/mame/drivers/huebler.cpp +++ /dev/null @@ -1,418 +0,0 @@ -// license:BSD-3-Clause -// copyright-holders:Curt Coder -/*************************************************************************** - - Ausbaufaehiger Mikrocomputer mit dem U 880 - electronica Band 227/228 - -****************************************************************************/ - -/* - -TODO: - - - keyboard repeat - - shift lock is not PORT_TOGGLE, instead RS flipflop - - tone generator - - cassette serial clock - - eprom programmer - - power off - -Cassette considerations - - - It operates at 4883 baud but may not be fully compatible with real - hardware. A partial translation of the available text seems to - indicate an overcomplicated and unreliable interface. The one - implemented is 100% reliable at the same speed. I've been unable - to locate any real recordings to compare against. - - To save a range of memory: S name start end - - To load it back: L name - - To save an unnamed file: S "" start end - - To load an unnamed file: L - - When loading, if the name doesn't match, there's no message, and no - way to determine the name. - - For some reason, the system saves the file 3 times. Maybe it was an - attempt to guard against the inherent unreliable design. -*/ - -#include "emu.h" -#include "includes/huebler.h" -#include "speaker.h" -#include "screen.h" - -/* Keyboard */ - -void amu880_state::scan_keyboard() -{ - uint8_t data = m_key_row[m_key_a8 ? m_key_d6 : m_key_d7]->read(); - - int a8 = (data & 0x0f) == 0x0f; - - if (m_key_a8 && !a8) - { - m_key_d7 = m_key_d6; - m_key_a4 = !(BIT(data, 1) && BIT(data, 3)); - m_key_a5 = !(BIT(data, 2) && BIT(data, 3)); - } - - m_key_a8 = a8; - - m_key_d6++; - - if (m_key_d6 == 16) - { - m_key_d6 = 0; - } -} - -TIMER_DEVICE_CALLBACK_MEMBER(amu880_state::keyboard_tick) -{ - scan_keyboard(); -} - -/* Read/Write Handlers */ - -uint8_t amu880_state::keyboard_r(offs_t offset) -{ - /* - - A0..A3 Y - A4 !(X0&X3) - A5 !(X2&X3) - A6 shift - A7 ctrl - A8 key pressed - A9 AB0 - - */ - - uint8_t special = m_special->read(); - - int ctrl = BIT(special, 0); - int shift = BIT(special, 2) & BIT(special, 1); - int ab0 = BIT(offset, 0); - - uint16_t address = (ab0 << 9) | (m_key_a8 << 8) | (ctrl << 7) | (shift << 6) | (m_key_a5 << 5) | (m_key_a4 << 4) | m_key_d7; - - return m_kb_rom->base()[address]; -} - -/* Memory Maps */ - -void amu880_state::amu880_mem(address_map &map) -{ - map.unmap_value_high(); - map(0x0000, 0xe7ff).ram(); - map(0xe800, 0xefff).ram().share("video_ram"); - map(0xf000, 0xfbff).rom(); - map(0xfc00, 0xffff).ram(); -} - -void amu880_state::amu880_io(address_map &map) -{ - map.unmap_value_high(); - map.global_mask(0xff); -// map(0x00, 0x00).mirror(0x03).w(FUNC(amu880_state::power_off_w)); -// map(0x04, 0x04).mirror(0x02).w(FUNC(amu880_state::tone_off_w)); -// map(0x05, 0x05).mirror(0x02).w(FUNC(amu880_state::tone_on_w)); - map(0x08, 0x09).mirror(0x02).r(FUNC(amu880_state::keyboard_r)); - map(0x0c, 0x0f).rw(Z80PIO2_TAG, FUNC(z80pio_device::read_alt), FUNC(z80pio_device::write_alt)); - map(0x10, 0x13).rw(Z80PIO1_TAG, FUNC(z80pio_device::read_alt), FUNC(z80pio_device::write_alt)); - map(0x14, 0x17).rw(Z80CTC_TAG, FUNC(z80ctc_device::read), FUNC(z80ctc_device::write)); - map(0x18, 0x1b).rw(m_sio, FUNC(z80sio_device::ba_cd_r), FUNC(z80sio_device::ba_cd_w)); -} - -/* Input Ports */ - -static INPUT_PORTS_START( amu880 ) - PORT_START("Y0") - PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_1) PORT_CHAR('1') PORT_CHAR('!') - PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_E) PORT_CHAR('E') PORT_CHAR('e') - PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_H) PORT_CHAR('H') PORT_CHAR('h') - PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_SLASH) PORT_CHAR('/') PORT_CHAR('?') - - PORT_START("Y1") - PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_2) PORT_CHAR('2') PORT_CHAR('"') - PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_R) PORT_CHAR('R') PORT_CHAR('r') - PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_J) PORT_CHAR('J') PORT_CHAR('j') - PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("CLR") PORT_CODE(KEYCODE_END) - - PORT_START("Y2") - PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_3) PORT_CHAR('3') PORT_CHAR('#') - PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_T) PORT_CHAR('T') PORT_CHAR('t') - PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_K) PORT_CHAR('K') PORT_CHAR('k') - PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME(UTF8_UP) PORT_CODE(KEYCODE_UP) PORT_CHAR(UCHAR_MAMEKEY(UP)) - - PORT_START("Y3") - PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_4) PORT_CHAR('4') PORT_CHAR('?') - PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_Y) PORT_CHAR('Y') PORT_CHAR('y') - PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_L) PORT_CHAR('L') PORT_CHAR('l') - PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME(UTF8_LEFT) PORT_CODE(KEYCODE_LEFT) PORT_CHAR(UCHAR_MAMEKEY(LEFT)) - - PORT_START("Y4") - PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_5) PORT_CHAR('5') PORT_CHAR('%') - PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_U) PORT_CHAR('U') PORT_CHAR('u') - PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_COLON) PORT_CHAR(';') PORT_CHAR('+') - PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME(UTF8_RIGHT) PORT_CODE(KEYCODE_RIGHT) PORT_CHAR(UCHAR_MAMEKEY(RIGHT)) - - PORT_START("Y5") - PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_6) PORT_CHAR('6') PORT_CHAR('&') - PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_I) PORT_CHAR('I') PORT_CHAR('i') - PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_QUOTE) PORT_CHAR(':') PORT_CHAR('*') - PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME(UTF8_DOWN) PORT_CODE(KEYCODE_DOWN) PORT_CHAR(UCHAR_MAMEKEY(DOWN)) - - PORT_START("Y6") - PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_7) PORT_CHAR('7') PORT_CHAR('\'') - 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_NAME("RETURN") PORT_CODE(KEYCODE_ENTER) PORT_CHAR('\r') - PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) // <-| - - PORT_START("Y7") - 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_P) PORT_CHAR('P') PORT_CHAR('p') - PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_Z) PORT_CHAR('Z') PORT_CHAR('z') - PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("HOME") PORT_CODE(KEYCODE_HOME) - - PORT_START("Y8") - PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_9) PORT_CHAR('9') PORT_CHAR(')') - PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_OPENBRACE) PORT_CHAR('[') PORT_CHAR('{') - 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_NAME("SPACE") PORT_CODE(KEYCODE_SPACE) PORT_CHAR(' ') - - PORT_START("Y9") - PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_0) PORT_CHAR('0') - PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_CLOSEBRACE) PORT_CHAR(']') PORT_CHAR('}') - PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_C) PORT_CHAR('C') PORT_CHAR('c') - PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_UNUSED ) - - PORT_START("Y10") - PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CHAR('-') PORT_CHAR('=') - PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CHAR('@') PORT_CHAR('\\') - PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_V) PORT_CHAR('V') PORT_CHAR('v') - PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_UNUSED ) - - PORT_START("Y11") - PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CHAR('^') PORT_CHAR('~') - 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_B) PORT_CHAR('B') PORT_CHAR('b') - PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_UNUSED ) - - PORT_START("Y12") - PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CHAR('_') PORT_CHAR('|') - PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_S) PORT_CHAR('S') PORT_CHAR('s') - PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_N) PORT_CHAR('N') PORT_CHAR('n') - PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_UNUSED ) - - PORT_START("Y13") - PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("ESC") PORT_CODE(KEYCODE_ESC) PORT_CHAR(UCHAR_MAMEKEY(ESC)) - PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_D) PORT_CHAR('D') PORT_CHAR('d') - PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_M) PORT_CHAR('M') PORT_CHAR('m') - PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_UNUSED ) - - PORT_START("Y14") - PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_Q) PORT_CHAR('Q') PORT_CHAR('q') - PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_F) PORT_CHAR('F') PORT_CHAR('f') - PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_COMMA) PORT_CHAR(',') PORT_CHAR('<') - PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_UNUSED ) - - PORT_START("Y15") - PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_W) PORT_CHAR('W') PORT_CHAR('w') - PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_G) PORT_CHAR('G') PORT_CHAR('g') - PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_STOP) PORT_CHAR('.') PORT_CHAR('>') - PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_UNUSED ) - - PORT_START("SPECIAL") - PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("CTRL") PORT_CODE(KEYCODE_LCONTROL) PORT_CHAR(UCHAR_MAMEKEY(LCONTROL)) - PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("SHIFT") PORT_CODE(KEYCODE_LSHIFT) PORT_CODE(KEYCODE_RSHIFT) PORT_CHAR(UCHAR_SHIFT_1) - PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("SHIFT LOCK") PORT_CODE(KEYCODE_CAPSLOCK) PORT_TOGGLE -INPUT_PORTS_END - -/* Video */ - -uint32_t amu880_state::screen_update(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect) -{ - pen_t const *const pen = m_palette->pens(); - - for (int y = 0; y < 240; y++) - { - int const line = y % 10; - - for (int sx = 0; sx < 64; sx++) - { - uint16_t const videoram_addr = ((y / 10) * 64) + sx; - uint8_t const videoram_data = m_video_ram[videoram_addr & 0x7ff]; - - uint16_t const charrom_addr = ((videoram_data & 0x7f) << 3) | line; - uint8_t data = m_char_rom->base()[charrom_addr & 0x3ff]; - - for (int x = 0; x < 6; x++) - { - int const color = ((line > 7) ? 0 : BIT(data, 7)) ^ BIT(videoram_data, 7); - - bitmap.pix(y, (sx * 6) + x) = pen[color]; - - data <<= 1; - } - } - } - - return 0; -} - -/* Z80-CTC Interface */ - -WRITE_LINE_MEMBER(amu880_state::ctc_z0_w) -{ -} - -WRITE_LINE_MEMBER(amu880_state::ctc_z2_w) -{ - /* cassette clock @ 39kHz */ - if (state) - { - m_cnt++; - switch (m_cnt & 7) // divide by 8 to get 4883Hz - { - case 0: - m_cassette->output(m_cassbit ? 1.0 : -1.0); - break; - case 2: - m_sio->txca_w(0); - m_sio->rxca_w(0); - break; - case 4: - m_sio->txca_w(1); - m_sio->rxca_w(1); - break; - case 6: - m_sio->rxa_w((m_cassette->input() > 0.04) ? 1 : 0); - default: - break; - } - } -} - -/* Z80-SIO Interface */ - -WRITE_LINE_MEMBER(amu880_state::cassette_w) -{ - m_cassbit = state; -} - -/* Z80 Daisy Chain */ - -static const z80_daisy_config amu880_daisy_chain[] = -{ - { Z80CTC_TAG }, - { Z80SIO_TAG }, - { Z80PIO1_TAG }, - { Z80PIO2_TAG }, - { nullptr } -}; - -/* Machine Initialization */ - -void amu880_state::machine_start() -{ - /* register for state saving */ - save_item(NAME(m_key_d6)); - save_item(NAME(m_key_d7)); - save_item(NAME(m_key_a4)); - save_item(NAME(m_key_a5)); - save_item(NAME(m_key_a8)); -} - -/* Machine Driver */ - -/* F4 Character Displayer */ -static const gfx_layout amu880_charlayout = -{ - 8, 8, /* 8 x 8 characters */ - 128, /* 128 characters */ - 1, /* 1 bits per pixel */ - { 0 }, /* no bitplanes */ - /* x offsets */ - { 0, 1, 2, 3, 4, 5, 6, 7 }, - /* 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( gfx_amu880 ) - GFXDECODE_ENTRY( "chargen", 0x0000, amu880_charlayout, 0, 1 ) -GFXDECODE_END - - -void amu880_state::amu880(machine_config &config) -{ - /* basic machine hardware */ - Z80(config, m_maincpu, XTAL(10'000'000)/4); // U880D - m_maincpu->set_addrmap(AS_PROGRAM, &amu880_state::amu880_mem); - m_maincpu->set_addrmap(AS_IO, &amu880_state::amu880_io); - m_maincpu->set_daisy_config(amu880_daisy_chain); - - TIMER(config, "keyboard").configure_periodic(FUNC(amu880_state::keyboard_tick), attotime::from_hz(1500)); - - /* video hardware */ - screen_device &screen(SCREEN(config, SCREEN_TAG, SCREEN_TYPE_RASTER)); - screen.set_screen_update(FUNC(amu880_state::screen_update)); - screen.set_raw(9000000, 576, 0*6, 64*6, 320, 0*10, 24*10); - - GFXDECODE(config, "gfxdecode", m_palette, gfx_amu880); - PALETTE(config, m_palette, palette_device::MONOCHROME); - - /* sound hardware */ - SPEAKER(config, "mono").front_center(); - - /* devices */ - z80ctc_device& ctc(Z80CTC(config, Z80CTC_TAG, XTAL(10'000'000)/4)); - ctc.intr_callback().set_inputline(m_maincpu, INPUT_LINE_IRQ0); - ctc.zc_callback<0>().set(FUNC(amu880_state::ctc_z0_w)); - ctc.zc_callback<1>().set(m_sio, FUNC(z80sio_device::rxtxcb_w)); - ctc.zc_callback<2>().set(FUNC(amu880_state::ctc_z2_w)); - - z80pio_device& pio1(Z80PIO(config, Z80PIO1_TAG, XTAL(10'000'000)/4)); - pio1.out_int_callback().set_inputline(m_maincpu, INPUT_LINE_IRQ0); - - z80pio_device& pio2(Z80PIO(config, Z80PIO2_TAG, XTAL(10'000'000)/4)); - pio2.out_int_callback().set_inputline(m_maincpu, INPUT_LINE_IRQ0); - - Z80SIO(config, m_sio, XTAL(10'000'000)/4); // U856 - m_sio->out_txda_callback().set(FUNC(amu880_state::cassette_w)); - m_sio->out_int_callback().set_inputline(m_maincpu, INPUT_LINE_IRQ0); - - CASSETTE(config, m_cassette); - m_cassette->set_default_state(CASSETTE_STOPPED | CASSETTE_MOTOR_ENABLED | CASSETTE_SPEAKER_ENABLED); - m_cassette->add_route(ALL_OUTPUTS, "mono", 0.05); - - /* internal ram */ - RAM(config, RAM_TAG).set_default_size("64K"); -} - -/* ROMs */ - -ROM_START( amu880 ) - ROM_REGION( 0x10000, Z80_TAG, 0 ) - ROM_DEFAULT_BIOS( "v21" ) - ROM_SYSTEM_BIOS( 0, "v21", "H.MON v2.1" ) - ROMX_LOAD( "mon21a.bin", 0xf000, 0x0400, NO_DUMP, ROM_BIOS(0) ) - ROMX_LOAD( "mon21b.bin", 0xf400, 0x0400, NO_DUMP, ROM_BIOS(0) ) - ROMX_LOAD( "mon21c.bin", 0xf800, 0x0400, NO_DUMP, ROM_BIOS(0) ) - ROMX_LOAD( "mon21.bin", 0xf000, 0x0bdf, BAD_DUMP CRC(ba905563) SHA1(1fa0aeab5428731756bdfa74efa3c664898bf083), ROM_BIOS(0) ) - ROM_SYSTEM_BIOS( 1, "v30", "H.MON v3.0" ) - ROMX_LOAD( "mon30.bin", 0xf000, 0x1000, CRC(033f8112) SHA1(0c6ae7b9d310dec093652db6e8ae84f8ebfdcd29), ROM_BIOS(1) ) - - ROM_REGION( 0x4800, "hbasic", 0 ) - ROM_LOAD( "mon30p_hbasic33p.bin", 0x0000, 0x4800, CRC(c927e7be) SHA1(2d1f3ff4d882c40438a1281872c6037b2f07fdf2) ) - - ROM_REGION( 0x400, "chargen", 0 ) - ROM_LOAD( "hemcfont.bin", 0x0000, 0x0400, CRC(1074d103) SHA1(e558279cff5744acef4eccf30759a9508b7f8750) ) - - ROM_REGION( 0x400, "keyboard", 0 ) - ROM_LOAD( "keyboard.bin", 0x0000, 0x0400, BAD_DUMP CRC(daa06361) SHA1(b0299bd8d1686e05dbeeaed54f6c41ae543be20c) ) // typed in from manual -ROM_END - -/* System Drivers */ - -/* YEAR NAME PARENT COMPAT MACHINE INPUT CLASS INIT COMPANY FULLNAME FLAGS */ -COMP( 1983, amu880, 0, 0, amu880, amu880, amu880_state, empty_init, "Militaerverlag der DDR", "Ausbaufaehiger Mikrocomputer mit dem U 880", MACHINE_NO_SOUND ) |