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-rw-r--r--src/mess/drivers/tmc600.c332
1 files changed, 332 insertions, 0 deletions
diff --git a/src/mess/drivers/tmc600.c b/src/mess/drivers/tmc600.c
new file mode 100644
index 00000000000..2c99bbbdae8
--- /dev/null
+++ b/src/mess/drivers/tmc600.c
@@ -0,0 +1,332 @@
+/*
+
+Telmac TMC-600
+
+PCB Layout
+----------
+
+HP14782-1
+
+ CN2 CN3
+ |---------| |------------------------|
+|-------|---------|-----|------------------------|------------------------------------------|
+| CN1 CN4 SW1 CN5 CN6 P1 SW2 CN7 |
+| |-------| 4049 T3 |
+| T1 K1 |CDP1852| 4050 4050 4050 40107 T2 C1 C2 8.867238MHz |
+| |-------| |-------| 5.6260MHz T4 |
+| MC1374 |CDP1852| ROM5 |---------| |
+| |-------| | CDP1870 | |
+| K2 ROM4 |---------| |
+| |-------------| 4050 5114 5114 |
+| 4013 | CDP1802 | 4050 5114 5114 ROM3 4030 ROM6 4060|
+| 4013 |-------------| 4050 5114 5114 |
+| 4081 40106 4051 5114 5114 ROM2 4076 5114 4011|
+| 4556 5114 5114 CDP1856 5114 |
+| |-------| 5114 5114 ROM1 CDP1856 5114 4076|
+| LS1 |CDP1852| CDP1853 CDP1856 5114 5114 |
+| |-------| CDP1856 5114 5114 ROM0 |---------| 4011|
+| | CDP1869 | |
+| 7805 4051 4051 |---------| |
+| |
+| |--CN8--| |
+|-------------------------------------------------------------------------------------------|
+
+Notes:
+ All IC's shown. TMCP-300 and TMC-700 expansions have been installed.
+
+ ROM0-5 - Toshiba TMM2732DI 4Kx8 EPROM
+ ROM6 - Hitachi HN462732G 4Kx8 EPROM
+ 5114 - RCA MWS5114E1 1024-Word x 4-Bit LSI Static RAM
+ MC1374 - Motorola MC1374P TV Modulator
+ CDP1802 - RCA CDP1802BE CMOS 8-Bit Microprocessor running at ? MHz
+ CDP1852 - RCA CDP1852CE Byte-Wide Input/Output Port
+ CDP1853 - RCA CDP1853CE N-Bit 1 of 8 Decoder
+ CDP1856 - RCA CDP1856CE 4-Bit Memory Buffer
+ CDP1869 - RCA CDP1869CE Video Interface System (VIS) Address and Sound Generator
+ CDP1870 - RCA CDP1870CE Video Interface System (VIS) Color Video (DOT XTAL at 5.6260MHz, CHROM XTAL at 8.867238MHz)
+ CN1 - RF connector [TMC-700]
+ CN2 - printer connector [TMC-700]
+ CN3 - EURO connector
+ CN4 - tape connector
+ CN5 - video connector
+ CN6 - power connector
+ CN7 - audio connector [TMCP-300]
+ CN8 - keyboard connector
+ SW1 - RUN/STOP switch
+ SW2 - internal speaker/external audio switch [TMCP-300]
+ P1 - color phase lock adjustment
+ C1 - dot oscillator adjustment
+ C2 - chrom oscillator adjustment
+ T1 - RF signal strength adjustment [TMC-700]
+ T2 - tape recording level adjustment (0.57 Vpp)
+ T3 - video output level adjustment (1 Vpp)
+ T4 - video synchronization pulse adjustment
+ K1 - RF signal quality adjustment [TMC-700]
+ K2 - RF channel adjustment (VHF I) [TMC-700]
+ LS1 - loudspeaker
+
+*/
+
+/*
+
+ TODO:
+
+ - proper emulation of the VISMAC interface (cursor blinking, color RAM), schematics are needed
+ - disk interface
+ - CPU frequency needs to be derived from the schematics
+ - serial interface expansion card
+ - centronics printer handshaking
+
+*/
+
+#include "includes/tmc600.h"
+
+/* Read/Write Handlers */
+
+WRITE8_MEMBER( tmc600_state::keyboard_latch_w )
+{
+ m_keylatch = data;
+}
+
+/* Memory Maps */
+
+static ADDRESS_MAP_START( tmc600_map, AS_PROGRAM, 8, tmc600_state )
+ AM_RANGE(0x0000, 0x4fff) AM_ROM
+ AM_RANGE(0x6000, 0xbfff) AM_RAM
+ AM_RANGE(0xf400, 0xf7ff) AM_DEVREADWRITE(CDP1869_TAG, cdp1869_device, char_ram_r, char_ram_w)
+ AM_RANGE(0xf800, 0xffff) AM_DEVREADWRITE(CDP1869_TAG, cdp1869_device, page_ram_r, page_ram_w)
+ADDRESS_MAP_END
+
+static ADDRESS_MAP_START( tmc600_io_map, AS_IO, 8, tmc600_state )
+ AM_RANGE(0x03, 0x03) AM_WRITE(keyboard_latch_w)
+ AM_RANGE(0x04, 0x04) AM_DEVWRITE(CENTRONICS_TAG, centronics_device, write)
+ AM_RANGE(0x05, 0x05) AM_WRITE(vismac_data_w)
+// AM_RANGE(0x06, 0x06) AM_WRITE(floppy_w)
+ AM_RANGE(0x07, 0x07) AM_WRITE(vismac_register_w)
+ADDRESS_MAP_END
+
+/* Input Ports */
+
+static INPUT_PORTS_START( tmc600 )
+ PORT_START("IN0")
+ PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_0) PORT_CODE(KEYCODE_0_PAD) PORT_CHAR('0')
+ PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_1) PORT_CODE(KEYCODE_1_PAD) PORT_CHAR('1') PORT_CHAR('!')
+ PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_2) PORT_CODE(KEYCODE_2_PAD) PORT_CHAR('2') PORT_CHAR('\"')
+ PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_3) PORT_CODE(KEYCODE_3_PAD) PORT_CHAR('3') PORT_CHAR('#')
+ PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_4) PORT_CODE(KEYCODE_4_PAD) PORT_CHAR('4') PORT_CHAR('$')
+ PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_5) PORT_CODE(KEYCODE_5_PAD) PORT_CHAR('5') PORT_CHAR('%')
+ PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_6) PORT_CODE(KEYCODE_6_PAD) PORT_CHAR('6') PORT_CHAR('&')
+ PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_7) PORT_CODE(KEYCODE_7_PAD) PORT_CHAR('7') PORT_CHAR('/')
+
+ PORT_START("IN1")
+ PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_8) PORT_CODE(KEYCODE_8_PAD) PORT_CHAR('8') PORT_CHAR('(')
+ PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_9) PORT_CODE(KEYCODE_9_PAD) PORT_CHAR('9') PORT_CHAR(')')
+ PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_BACKSLASH) PORT_CHAR(':') PORT_CHAR('*')
+ PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_CLOSEBRACE) PORT_CHAR(';') PORT_CHAR('+')
+ PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_COMMA) PORT_CHAR(',') PORT_CHAR('<')
+ PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_MINUS) PORT_CHAR('-') PORT_CHAR('=')
+ PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_STOP) PORT_CHAR('.') PORT_CHAR('>')
+ PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_SLASH) PORT_CHAR('/') PORT_CHAR('?')
+
+ PORT_START("IN2")
+ PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_TILDE) PORT_CHAR('@') PORT_CHAR('\\')
+ PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_A) PORT_CHAR('A')
+ PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_B) PORT_CHAR('B')
+ PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_C) PORT_CHAR('C')
+ PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_D) PORT_CHAR('D')
+ PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_E) PORT_CHAR('E')
+ PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_F) PORT_CHAR('F')
+ PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_G) PORT_CHAR('G')
+
+ PORT_START("IN3")
+ PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_H) PORT_CHAR('H')
+ PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_I) PORT_CHAR('I')
+ PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_J) PORT_CHAR('J')
+ PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_K) PORT_CHAR('K')
+ PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_L) PORT_CHAR('L')
+ PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_M) PORT_CHAR('M')
+ PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_N) PORT_CHAR('N')
+ PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_O) PORT_CHAR('O')
+
+ PORT_START("IN4")
+ PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_P) PORT_CHAR('P')
+ PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_Q) PORT_CHAR('Q')
+ PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_R) PORT_CHAR('R')
+ PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_S) PORT_CHAR('S')
+ PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_T) PORT_CHAR('T')
+ PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_U) PORT_CHAR('U')
+ PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_V) PORT_CHAR('V')
+ PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_W) PORT_CHAR('W')
+
+ PORT_START("IN5")
+ PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_X) PORT_CHAR('X')
+ PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_Y) PORT_CHAR('Y')
+ PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_Z) PORT_CHAR('Z')
+ PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("\xC3\x85") PORT_CODE(KEYCODE_OPENBRACE) PORT_CHAR(0x00C5)
+ PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("\xC3\x84") PORT_CODE(KEYCODE_QUOTE) PORT_CHAR(0x00C4)
+ PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("\xC3\x96") PORT_CODE(KEYCODE_COLON) PORT_CHAR(0x00D6)
+ PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_CODE(KEYCODE_EQUALS) PORT_CHAR('^') PORT_CHAR('~')
+ PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("BREAK") PORT_CODE(KEYCODE_END) PORT_CHAR(UCHAR_MAMEKEY(END))
+
+ PORT_START("IN6")
+ PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("SPACE") PORT_CODE(KEYCODE_SPACE) PORT_CHAR(' ')
+ PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("DEL") PORT_CODE(KEYCODE_BACKSPACE) PORT_CHAR(8)
+ PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("ESC") PORT_CODE(KEYCODE_ESC) PORT_CHAR(UCHAR_MAMEKEY(ESC))
+ PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("E2") PORT_CODE(KEYCODE_RALT) PORT_CHAR(UCHAR_MAMEKEY(RALT))
+ PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("CTRL1") PORT_CODE(KEYCODE_LCONTROL) PORT_CHAR(UCHAR_MAMEKEY(LCONTROL))
+ PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("CTRL2") PORT_CODE(KEYCODE_RCONTROL) PORT_CHAR(UCHAR_MAMEKEY(RCONTROL))
+ PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("E1") PORT_CODE(KEYCODE_LALT) PORT_CHAR(UCHAR_MAMEKEY(LALT))
+ PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("SHIFT") PORT_CODE(KEYCODE_LSHIFT) PORT_CODE(KEYCODE_RSHIFT) PORT_CHAR(UCHAR_SHIFT_1)
+
+ PORT_START("IN7")
+ PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("SHIFT LOCK") PORT_CODE(KEYCODE_CAPSLOCK) PORT_CHAR(UCHAR_MAMEKEY(CAPSLOCK))
+ PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("(unknown)") PORT_CODE(KEYCODE_F1) PORT_CHAR(UCHAR_MAMEKEY(F1))
+ PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("LINE FEED") PORT_CODE(KEYCODE_HOME) PORT_CHAR(UCHAR_MAMEKEY(HOME)) PORT_CHAR(10)
+ PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME(UTF8_UP) PORT_CODE(KEYCODE_UP) PORT_CHAR(UCHAR_MAMEKEY(UP))
+ PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME(UTF8_RIGHT) PORT_CODE(KEYCODE_RIGHT) PORT_CHAR(UCHAR_MAMEKEY(RIGHT))
+ PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME("RETURN") PORT_CODE(KEYCODE_ENTER) PORT_CODE(KEYCODE_ENTER_PAD) PORT_CHAR(13)
+ PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME(UTF8_DOWN) PORT_CODE(KEYCODE_DOWN) PORT_CHAR(UCHAR_MAMEKEY(DOWN))
+ PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_KEYBOARD ) PORT_NAME(UTF8_LEFT) PORT_CODE(KEYCODE_LEFT) PORT_CHAR(UCHAR_MAMEKEY(LEFT))
+
+ PORT_START("RUN")
+ PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_NAME("Run/Stop") PORT_CODE(KEYCODE_F3) PORT_CHAR(UCHAR_MAMEKEY(F3)) PORT_TOGGLE
+INPUT_PORTS_END
+
+/* CDP1802 Interface */
+
+READ_LINE_MEMBER( tmc600_state::clear_r )
+{
+ return BIT(ioport("RUN")->read(), 0);
+}
+
+READ_LINE_MEMBER( tmc600_state::ef2_r )
+{
+ return (m_cassette)->input() < 0;
+}
+
+READ_LINE_MEMBER( tmc600_state::ef3_r )
+{
+ static const char *const keynames[] = { "IN0", "IN1", "IN2", "IN3", "IN4", "IN5", "IN6", "IN7" };
+ UINT8 data = ~ioport(keynames[m_keylatch / 8])->read();
+
+ return BIT(data, m_keylatch % 8);
+}
+
+WRITE_LINE_MEMBER( tmc600_state::q_w )
+{
+ m_cassette->output(state ? +1.0 : -1.0);
+}
+
+static COSMAC_INTERFACE( cosmac_intf )
+{
+ DEVCB_LINE_VCC,
+ DEVCB_DRIVER_LINE_MEMBER(tmc600_state, clear_r),
+ DEVCB_NULL,
+ DEVCB_DRIVER_LINE_MEMBER(tmc600_state, ef2_r),
+ DEVCB_DRIVER_LINE_MEMBER(tmc600_state, ef3_r),
+ DEVCB_NULL,
+ DEVCB_DRIVER_LINE_MEMBER(tmc600_state, q_w),
+ DEVCB_NULL,
+ DEVCB_NULL,
+ NULL,
+ DEVCB_NULL,
+ DEVCB_NULL
+};
+
+/* Machine Initialization */
+
+void tmc600_state::machine_start()
+{
+ address_space *program = m_maincpu->memory().space(AS_PROGRAM);
+
+ /* configure RAM */
+ switch (m_ram->size())
+ {
+ case 8*1024:
+ program->unmap_readwrite(0x8000, 0xbfff);
+ break;
+
+ case 16*1024:
+ program->unmap_readwrite(0xa000, 0xbfff);
+ break;
+ }
+
+ /* register for state saving */
+ save_item(NAME(m_keylatch));
+}
+
+/* Machine Drivers */
+
+static const cassette_interface tmc600_cassette_interface =
+{
+ cassette_default_formats,
+ NULL,
+ (cassette_state)(CASSETTE_STOPPED | CASSETTE_MOTOR_ENABLED | CASSETTE_SPEAKER_MUTED),
+ NULL,
+ NULL
+};
+
+static const floppy_interface tmc600_floppy_interface =
+{
+ DEVCB_NULL,
+ DEVCB_NULL,
+ DEVCB_NULL,
+ DEVCB_NULL,
+ DEVCB_NULL,
+ FLOPPY_STANDARD_5_25_DSDD,
+ LEGACY_FLOPPY_OPTIONS_NAME(default),
+ NULL,
+ NULL
+};
+
+static MACHINE_CONFIG_START( tmc600, tmc600_state )
+ // basic system hardware
+ MCFG_CPU_ADD(CDP1802_TAG, COSMAC, 3579545) // ???
+ MCFG_CPU_PROGRAM_MAP(tmc600_map)
+ MCFG_CPU_IO_MAP(tmc600_io_map)
+ MCFG_CPU_CONFIG(cosmac_intf)
+
+ // sound and video hardware
+ MCFG_FRAGMENT_ADD(tmc600_video)
+
+ /* devices */
+ MCFG_CENTRONICS_PRINTER_ADD(CENTRONICS_TAG, standard_centronics)
+ MCFG_CASSETTE_ADD(CASSETTE_TAG, tmc600_cassette_interface)
+ MCFG_LEGACY_FLOPPY_2_DRIVES_ADD(tmc600_floppy_interface)
+
+ /* internal ram */
+ MCFG_RAM_ADD(RAM_TAG)
+ MCFG_RAM_DEFAULT_SIZE("8K")
+ MCFG_RAM_EXTRA_OPTIONS("16K,24K")
+MACHINE_CONFIG_END
+
+/* ROMs */
+
+ROM_START( tmc600s1 )
+ ROM_REGION( 0x5000, CDP1802_TAG, 0 )
+ ROM_LOAD( "sb20", 0x0000, 0x1000, NO_DUMP )
+ ROM_LOAD( "sb21", 0x1000, 0x1000, NO_DUMP )
+ ROM_LOAD( "sb22", 0x2000, 0x1000, NO_DUMP )
+ ROM_LOAD( "sb23", 0x3000, 0x1000, NO_DUMP )
+ ROM_LOAD( "190482_2", 0x4000, 0x1000, NO_DUMP )
+
+ ROM_REGION( 0x1000, "chargen", 0 )
+ ROM_LOAD( "chargen", 0x0000, 0x1000, NO_DUMP )
+ROM_END
+
+ROM_START( tmc600s2 )
+ ROM_REGION( 0x5000, CDP1802_TAG, 0 )
+ ROM_LOAD( "sb30", 0x0000, 0x1000, CRC(95d1292a) SHA1(1fa52d59d3005f8ac74a32c2164fdb22947c2748) )
+ ROM_LOAD( "sb31", 0x1000, 0x1000, CRC(2c8f3d17) SHA1(f14e8adbcddeaeaa29b1e7f3dfa741f4e230f599) )
+ ROM_LOAD( "sb32", 0x2000, 0x1000, CRC(dd58a128) SHA1(be9bdb0fc5e0cc3dcc7f2fb7ccab69bf5b043803) )
+ ROM_LOAD( "sb33", 0x3000, 0x1000, CRC(b7d241fa) SHA1(6f3eadf86c4e3aaf93d123e302a18dc4d9db964b) )
+ ROM_LOAD( "151182", 0x4000, 0x1000, CRC(c1a8d9d8) SHA1(4552e1f06d0e338ba7b0f1c3a20b8a51c27dafde) )
+
+ ROM_REGION( 0x1000, "chargen", 0 )
+ ROM_LOAD( "chargen", 0x0000, 0x1000, CRC(93f92cbf) SHA1(371156fb38fa5319c6fde537ccf14eed94e7adfb) )
+ROM_END
+
+/* System Drivers */
+// YEAR NAME PARENT COMPAT MACHINE INPUT INIT COMPANY FULLNAME
+//COMP( 1982, tmc600s1, 0, 0, tmc600, tmc600, driver_device, 0, "Telercas Oy", "Telmac TMC-600 (Sarja I)", GAME_NOT_WORKING )
+COMP( 1982, tmc600s2, 0, 0, tmc600, tmc600, driver_device, 0, "Telercas Oy", "Telmac TMC-600 (Sarja II)", GAME_IMPERFECT_SOUND | GAME_SUPPORTS_SAVE )