summaryrefslogtreecommitdiffstatshomepage
path: root/src/mess/drivers/itt3030.c
diff options
context:
space:
mode:
Diffstat (limited to 'src/mess/drivers/itt3030.c')
-rw-r--r--src/mess/drivers/itt3030.c359
1 files changed, 179 insertions, 180 deletions
diff --git a/src/mess/drivers/itt3030.c b/src/mess/drivers/itt3030.c
index 3b93589b1fb..1f6599ab0d5 100644
--- a/src/mess/drivers/itt3030.c
+++ b/src/mess/drivers/itt3030.c
@@ -2,84 +2,84 @@
ITT 3030
-
- ToDo:
- - Check Beeper
- - finish hooking up keyboard
- - According to the manual, the keyboard is based on a 8278 ... it's nowhere to be found. The keyboard / video card has a 8741 instead of which a ROM dump exists
- - serial port
- - daisy chain
- - ...
-
-
- CPU Board, all ICs shown:
-
- |-----------------------------------------------------------------|
- | |
- | 74LS640N Z80_Combo 74LS138N |
- | 74LS00N |
- | 74LS240N 74LS74AN |
- | 74LS00N |
- |C 74LS240N Z80_CPU 74LS240N C|
- |N 74LS74AN N|
- |1 74LS241N 74LS240N 2|
- | ROM_1 74LS20N 74LS38N |
- | 74LS240N 74LS240N |
- | 74LS04N 74LS02N |
- | 74LS138N 74LS74AN |
- | 74LS175N |
- | 75154N 74LS156N 74LS00N |
- | 74LS123N |
- | 75150P 75150P 74LS175N X1 74LS00N 74LS132N |
- |-----------------------------------------------------------------|
-
- Z80_Combo: Mostek MK3886 Z80 Combo Chip, Serial, Timer, 256 bytes RAM, Interrupt Controller
- Z80_CPU: Zilog Z80A CPU
- ROM_1: NEC D2716D marked "BOOTV1.2"
- X1: Crystal 4,194 MHz
- CN1: Bus Connector
- CN2: Memory Board Connector
-
+
+ ToDo:
+ - Check Beeper
+ - finish hooking up keyboard
+ - According to the manual, the keyboard is based on a 8278 ... it's nowhere to be found. The keyboard / video card has a 8741 instead of which a ROM dump exists
+ - serial port
+ - daisy chain
+ - ...
+
+
+ CPU Board, all ICs shown:
+
+ |-----------------------------------------------------------------|
+ | |
+ | 74LS640N Z80_Combo 74LS138N |
+ | 74LS00N |
+ | 74LS240N 74LS74AN |
+ | 74LS00N |
+ |C 74LS240N Z80_CPU 74LS240N C|
+ |N 74LS74AN N|
+ |1 74LS241N 74LS240N 2|
+ | ROM_1 74LS20N 74LS38N |
+ | 74LS240N 74LS240N |
+ | 74LS04N 74LS02N |
+ | 74LS138N 74LS74AN |
+ | 74LS175N |
+ | 75154N 74LS156N 74LS00N |
+ | 74LS123N |
+ | 75150P 75150P 74LS175N X1 74LS00N 74LS132N |
+ |-----------------------------------------------------------------|
+
+ Z80_Combo: Mostek MK3886 Z80 Combo Chip, Serial, Timer, 256 bytes RAM, Interrupt Controller
+ Z80_CPU: Zilog Z80A CPU
+ ROM_1: NEC D2716D marked "BOOTV1.2"
+ X1: Crystal 4,194 MHz
+ CN1: Bus Connector
+ CN2: Memory Board Connector
+
----------------------------------------------------------------------------------
-
- Video / Keyboard Combination board, all ICs shown:
-
- |-----------------------------------------------------------------|
- | |
- | X1 74276N MCU_1 74LS85N |
- | |
- | 74LS138N 74LS240 74LS240N |
- | 75LS257AN 74LS166AN |
- | 74LS08N 74LS85N 74LS241N |
- | 75LS257AN ROM_1 C|
- | 74LS132N 74LS32N 74LS240N N|
- | 75LS257AN 1|
- | 74LS10N 74LS08N 74LS240N |
- | 75LS257AN RAM_1 |
- | 74LS163AN 74LS173AN 74LS374N |
- | |
- | 74LS86N 74LS240N 74LS640N |
- | Video_1 |
- | 74LS74AN 74LS240N 74LS640N |
- |-----------------------------------------------------------------|
-
- X1: Crystal 6 MHz
- MCU_1: NEC D8741AD marked "V1.1 3030"
- ROM_1: MBM 2716 marked "GB 136-0"
- RAM_1: NEC D4016D
- Video_1 Video-IC SND5027E, compatible with TMS9927
+
+ Video / Keyboard Combination board, all ICs shown:
+
+ |-----------------------------------------------------------------|
+ | |
+ | X1 74276N MCU_1 74LS85N |
+ | |
+ | 74LS138N 74LS240 74LS240N |
+ | 75LS257AN 74LS166AN |
+ | 74LS08N 74LS85N 74LS241N |
+ | 75LS257AN ROM_1 C|
+ | 74LS132N 74LS32N 74LS240N N|
+ | 75LS257AN 1|
+ | 74LS10N 74LS08N 74LS240N |
+ | 75LS257AN RAM_1 |
+ | 74LS163AN 74LS173AN 74LS374N |
+ | |
+ | 74LS86N 74LS240N 74LS640N |
+ | Video_1 |
+ | 74LS74AN 74LS240N 74LS640N |
+ |-----------------------------------------------------------------|
+
+ X1: Crystal 6 MHz
+ MCU_1: NEC D8741AD marked "V1.1 3030"
+ ROM_1: MBM 2716 marked "GB 136-0"
+ RAM_1: NEC D4016D
+ Video_1 Video-IC SND5027E, compatible with TMS9927
----------------------------------------------------------------------------------
-
- Floppy Controller board, all ICs shown
- |-----------------------------------------------------------------|
- | |
+ Floppy Controller board, all ICs shown
+
+ |-----------------------------------------------------------------|
+ | |
| X1 74LS51N F 74LS74AN 74LS02N MC4044P |
| D 567 |
| 74LS04N C 74LS00N 74LS01N ::: MC4024P |
- | |
- | 74LS00N 1 74LS74AN 74LS74AN 74LS14N C|
+ | |
+ | 74LS00N 1 74LS74AN 74LS74AN 74LS14N C|
| 7 N|
| 74LS240N 9 74LS161N 74LS393N 74LS74AN 1|
| 1 |
@@ -88,103 +88,103 @@
| 74LS123N 74LS04N 74LS163N 74LS14N 74LS241N |
| |
| 74LS393N 74LS138 74LS175N 74LS85N 74LS645N |
- | |
- |-----------------------------------------------------------------|
-
- X1: Crystal 8 MHz
- FDC: Siemens SAB1791-02P
- 567: Jumper Pad (emtpy)
+ | |
+ |-----------------------------------------------------------------|
+
+ X1: Crystal 8 MHz
+ FDC: Siemens SAB1791-02P
+ 567: Jumper Pad (emtpy)
----------------------------------------------------------------------------------
-
- 256K RAM board, all ICs shown:
-
- |-----------------------------------------------------------------|
- | |
- | HM4864P HM4864P HM4864P HM4864P 74LS245N |
- | |
- | HM4864P HM4864P HM4864P HM4864P P 74LS14N |
- | R |
- | HM4864P HM4864P HM4864P HM4864P M 74LS00N |
- | C|
- | HM4864P HM4864P HM4864P HM4864P AM A N|
- | 29 M 1|
- | HM4864P HM4864P HM4864P HM4864P 66 2 |
- | PC 9 |
- | HM4864P HM4864P HM4864P HM4864P 6 |
- | AM 4 |
- | HM4864P HM4864P HM4864P HM4864P 29 8 |
- | 66 P |
- | HM4864P HM4864P HM4864P HM4864P PC C |
- | SN7474N |
- |-----------------------------------------------------------------|
-
- PRM: N82S129F 1K Bipolar PROM
- AM2966PC: Octal Dynamic Memory Drivers with Three-State Outputs
- AM29648PC
- CN1: Connector to CN2 of Z80 CPU card
-
+
+ 256K RAM board, all ICs shown:
+
+ |-----------------------------------------------------------------|
+ | |
+ | HM4864P HM4864P HM4864P HM4864P 74LS245N |
+ | |
+ | HM4864P HM4864P HM4864P HM4864P P 74LS14N |
+ | R |
+ | HM4864P HM4864P HM4864P HM4864P M 74LS00N |
+ | C|
+ | HM4864P HM4864P HM4864P HM4864P AM A N|
+ | 29 M 1|
+ | HM4864P HM4864P HM4864P HM4864P 66 2 |
+ | PC 9 |
+ | HM4864P HM4864P HM4864P HM4864P 6 |
+ | AM 4 |
+ | HM4864P HM4864P HM4864P HM4864P 29 8 |
+ | 66 P |
+ | HM4864P HM4864P HM4864P HM4864P PC C |
+ | SN7474N |
+ |-----------------------------------------------------------------|
+
+ PRM: N82S129F 1K Bipolar PROM
+ AM2966PC: Octal Dynamic Memory Drivers with Three-State Outputs
+ AM29648PC
+ CN1: Connector to CN2 of Z80 CPU card
+
----------------------------------------------------------------------------------
-
- Parallel I/O board, all ICs shown:
-
- |-------------------------------------| |
- | |
- | 74 74 |
- | LS LS Z80A PIO |
- | 00 14 |
- | N N |
- | |
- | |
- | 74 74 74 74 D4 74 |
- | LS LS LS LS I3 LS |
- | 13 14 24 85 P2 64 |
- | 2N N 1N N 1 0N |
- | |
+
+ Parallel I/O board, all ICs shown:
+
+ |-------------------------------------| |
+ | |
+ | 74 74 |
+ | LS LS Z80A PIO |
+ | 00 14 |
+ | N N |
+ | |
+ | |
+ | 74 74 74 74 D4 74 |
+ | LS LS LS LS I3 LS |
+ | 13 14 24 85 P2 64 |
+ | 2N N 1N N 1 0N |
+ | |
| CN1 |
- | |
- | 74LS00N |
- |-------------------------------------|
+ | |
+ | 74LS00N |
+ |-------------------------------------|
+
+ CN1: Bus connector
+ DIP: 4x DIP current setting: off-on-on-off, sets the address for the parallel port
- CN1: Bus connector
- DIP: 4x DIP current setting: off-on-on-off, sets the address for the parallel port
-
----------------------------------------------------------------------------------
Beeper Circuit, all ICs shown:
- |---------------------------| |
- | |
- | BEEP 74LS132N |
- | R1 |
+ |---------------------------| |
+ | |
+ | BEEP 74LS132N |
+ | R1 |
| 74LS14N |
| |
| 74LS132N 74LS193N |
- | |
- | 74LS74AN 74LS165N |
- | CN1 |
- |---------------------------|
-
- CN1: Connector to mainboard
- R1: looks like a potentiometer
- BEEP: Beeper ... touted in the manual as "Hupe" ... i.e. "horn" :)
-
+ | |
+ | 74LS74AN 74LS165N |
+ | CN1 |
+ |---------------------------|
+
+ CN1: Connector to mainboard
+ R1: looks like a potentiometer
+ BEEP: Beeper ... touted in the manual as "Hupe" ... i.e. "horn" :)
+
----------------------------------------------------------------------------------
-
- Other boards and extensions mentioned in the manual:
- - S100 bus adapter board
- - IEEE 488 bus adapter board
- - 64K memory board
- - 8086 CPU board
- - external harddisk
- - TV adapter B/W (TV, Save/Load from Audio Cassette) with PROM/RAM/BASIC-Module with 16K or 32K RAM
- - TV adapter color with connection to Video / Keyboard combination card
- - Monitor adapters B/W and color
- - Video / Keyboard interface 2 with grayscale, 8 colors, loadable character set, blinking
- - Graphics Adapter with 16 colours, hi-res 512x256 pixels
- - RTC
- - Arithmetics chip
-
+
+ Other boards and extensions mentioned in the manual:
+ - S100 bus adapter board
+ - IEEE 488 bus adapter board
+ - 64K memory board
+ - 8086 CPU board
+ - external harddisk
+ - TV adapter B/W (TV, Save/Load from Audio Cassette) with PROM/RAM/BASIC-Module with 16K or 32K RAM
+ - TV adapter color with connection to Video / Keyboard combination card
+ - Monitor adapters B/W and color
+ - Video / Keyboard interface 2 with grayscale, 8 colors, loadable character set, blinking
+ - Graphics Adapter with 16 colours, hi-res 512x256 pixels
+ - RTC
+ - Arithmetics chip
+
***************************************************************************/
@@ -194,9 +194,9 @@ Beeper Circuit, all ICs shown:
#include "machine/bankdev.h"
#include "machine/ram.h"
#include "formats/itt3030_dsk.h"
-#include "video/tms9927.h" //Display hardware
+#include "video/tms9927.h" //Display hardware
#include "sound/beep.h"
-#include "cpu/mcs48/mcs48.h" //Keyboard MCU ... talks to the 8278 on the keyboard circuit
+#include "cpu/mcs48/mcs48.h" //Keyboard MCU ... talks to the 8278 on the keyboard circuit
#define MAIN_CLOCK XTAL_4.194MHz
@@ -291,12 +291,12 @@ READ8_MEMBER(itt3030_state::vsync_r)
if (machine().primary_screen->vblank())
{
- ret |= 0xc0; // set both bits 6 and 7 if vblank
+ ret |= 0xc0; // set both bits 6 and 7 if vblank
}
if (machine().primary_screen->hblank())
{
- ret |= 0x80; // set only bit 7 if hblank
+ ret |= 0x80; // set only bit 7 if hblank
}
return ret;
@@ -317,16 +317,16 @@ WRITE8_MEMBER(itt3030_state::bank_w)
int bank = 0;
m_bank = data>>4;
- if (m_bank & 1) // bank 8
+ if (m_bank & 1) // bank 8
{
bank = 8;
}
else
{
- bank = m_bank >> 1;
+ bank = m_bank >> 1;
}
-// printf("bank_w: new value %02x, m_bank %x, bank %x\n", data, m_bank, bank);
+// printf("bank_w: new value %02x, m_bank %x, bank %x\n", data, m_bank, bank);
m_48kbank->set_bank(bank);
}
@@ -376,10 +376,10 @@ static ADDRESS_MAP_START( itt3030_map, AS_PROGRAM, 8, itt3030_state )
ADDRESS_MAP_END
static ADDRESS_MAP_START( lower48_map, AS_PROGRAM, 8, itt3030_state )
- AM_RANGE(0x00000, 0x7ffff) AM_READWRITE(bankl_r, bankl_w) // pages 0-7
+ AM_RANGE(0x00000, 0x7ffff) AM_READWRITE(bankl_r, bankl_w) // pages 0-7
AM_RANGE(0x80000, 0x807ff) AM_ROM AM_REGION("maincpu", 0) // begin "page 8"
AM_RANGE(0x80800, 0x80fff) AM_ROM AM_REGION("maincpu", 0)
- AM_RANGE(0x81000, 0x810ff) AM_RAM AM_MIRROR(0x100) // only 256 bytes, but ROM also clears 11xx?
+ AM_RANGE(0x81000, 0x810ff) AM_RAM AM_MIRROR(0x100) // only 256 bytes, but ROM also clears 11xx?
AM_RANGE(0x83000, 0x83fff) AM_RAM AM_SHARE("vram")
ADDRESS_MAP_END
@@ -396,7 +396,7 @@ ADDRESS_MAP_END
READ8_MEMBER(itt3030_state::kbd_fifo_r)
{
- return m_kbdmcu->upi41_master_r(space, 0); // offset 0 is data, 1 is status
+ return m_kbdmcu->upi41_master_r(space, 0); // offset 0 is data, 1 is status
}
READ8_MEMBER(itt3030_state::kbd_matrix_r)
@@ -407,7 +407,7 @@ READ8_MEMBER(itt3030_state::kbd_matrix_r)
WRITE8_MEMBER(itt3030_state::kbd_matrix_w)
{
ioport_port *ports[16] = { m_keyrow1, m_keyrow2, m_keyrow3, m_keyrow4, m_keyrow5, m_keyrow6, m_keyrow7, m_keyrow8, m_keyrow9,
- m_keyrow10, m_keyrow11, m_keyrow12, m_keyrow13, m_keyrow14, m_keyrow15, m_keyrow16 };
+ m_keyrow10, m_keyrow11, m_keyrow12, m_keyrow13, m_keyrow14, m_keyrow15, m_keyrow16 };
int col_masks[8] = { 1, 2, 4, 8, 0x10, 0x20, 0x40, 0x80 };
int tmp_read;
@@ -424,7 +424,7 @@ WRITE8_MEMBER(itt3030_state::kbd_matrix_w)
}
// Schematics say:
-// Port 1 goes to the keyboard matrix.
+// Port 1 goes to the keyboard matrix.
// bits 0-3 select matrix rows, bits 4-6 choose column to read, bit 7 clocks the process (rising edge strobes the row, falling edge reads the data)
// T0 is the key matrix return
// Port 2 bit 2 is shown as "IRQ" on the schematics, and the code does a lot with it as well (debug?)
@@ -451,7 +451,7 @@ static INPUT_PORTS_START( itt3030 )
PORT_START("ROW3")
PORT_BIT(0x0001, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("F2") PORT_CODE(KEYCODE_F2) PORT_CHAR(UCHAR_MAMEKEY(F2))
- PORT_BIT(0x0002, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_3) PORT_CHAR('3') PORT_CHAR('#') // actually UK pound symbol
+ PORT_BIT(0x0002, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_3) PORT_CHAR('3') PORT_CHAR('#') // actually UK pound symbol
PORT_BIT(0x0004, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_E) PORT_CHAR('e') PORT_CHAR('E')
PORT_BIT(0x0008, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_S) PORT_CHAR('s') PORT_CHAR('S')
PORT_BIT(0x0010, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_X) PORT_CHAR('x') PORT_CHAR('X')
@@ -499,21 +499,21 @@ static INPUT_PORTS_START( itt3030 )
PORT_BIT(0x0010, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_COMMA) PORT_CHAR(',') PORT_CHAR(';')
PORT_START("ROW10")
- PORT_BIT(0x0001, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME(UTF8_LEFT) PORT_CODE(KEYCODE_F9)
+ PORT_BIT(0x0001, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME(UTF8_LEFT) PORT_CODE(KEYCODE_F9)
PORT_BIT(0x0002, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_0) PORT_CHAR('0') PORT_CHAR('=')
PORT_BIT(0x0004, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_P) PORT_CHAR('p') PORT_CHAR('P')
PORT_BIT(0x0008, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_L) PORT_CHAR('l') PORT_CHAR('L')
PORT_BIT(0x0010, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_STOP) PORT_CHAR('.') PORT_CHAR(':')
PORT_START("ROW11")
- PORT_BIT(0x0001, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME(UTF8_RIGHT) PORT_CODE(KEYCODE_F10)
+ PORT_BIT(0x0001, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME(UTF8_RIGHT) PORT_CODE(KEYCODE_F10)
PORT_BIT(0x0002, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_MINUS) PORT_CHAR('@') PORT_CHAR('?')
PORT_BIT(0x0004, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_OPENBRACE) PORT_CHAR('<') PORT_CHAR('>')
PORT_BIT(0x0008, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_COLON) PORT_CHAR('[') PORT_CHAR('{')
PORT_BIT(0x0010, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_SLASH) PORT_CHAR('-') PORT_CHAR('`')
PORT_START("ROW12")
- PORT_BIT(0x0001, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("Esc") PORT_CODE(KEYCODE_F11) PORT_CHAR(27)
+ PORT_BIT(0x0001, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("Esc") PORT_CODE(KEYCODE_F11) PORT_CHAR(27)
PORT_BIT(0x0002, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_EQUALS) PORT_CHAR('/') PORT_CHAR('\\')
PORT_BIT(0x0004, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_CLOSEBRACE) PORT_CHAR('+') PORT_CHAR('*')
PORT_BIT(0x0008, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_QUOTE) PORT_CHAR(']') PORT_CHAR('}')
@@ -523,11 +523,11 @@ static INPUT_PORTS_START( itt3030 )
PORT_BIT(0x0001, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("(R)") PORT_CODE(KEYCODE_F12) PORT_CHAR('=')
PORT_BIT(0x0002, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_BACKSLASH) PORT_CHAR('~')
PORT_BIT(0x0004, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_ENTER) PORT_CHAR(13)
- PORT_BIT(0x0008, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_DEL) PORT_CHAR('^') // PC doesn't have 3 keys to the right of L, so we sub DEL for the 3rd one
+ PORT_BIT(0x0008, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_DEL) PORT_CHAR('^') // PC doesn't have 3 keys to the right of L, so we sub DEL for the 3rd one
PORT_BIT(0x0010, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_CODE(KEYCODE_SPACE) PORT_CHAR(' ')
PORT_START("ROW14")
- PORT_BIT(0x0001, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("(CL)") PORT_CODE(KEYCODE_F13) PORT_CHAR(4) // produces control-D always
+ PORT_BIT(0x0001, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("(CL)") PORT_CODE(KEYCODE_F13) PORT_CHAR(4) // produces control-D always
PORT_BIT(0x001e, IP_ACTIVE_HIGH, IPT_UNUSED)
PORT_START("ROW15")
@@ -563,7 +563,7 @@ void itt3030_state::machine_start()
save_item(NAME(m_kbdclk));
save_item(NAME(m_kbdread));
- m_kbdclk = 0; // must be initialized here b/c mcs48_reset() causes write of 0xff to all ports
+ m_kbdclk = 0; // must be initialized here b/c mcs48_reset() causes write of 0xff to all ports
}
void itt3030_state::machine_reset()
@@ -576,7 +576,7 @@ void itt3030_state::machine_reset()
}
FLOPPY_FORMATS_MEMBER( itt3030_state::itt3030_floppy_formats )
- FLOPPY_ITT3030_FORMAT
+ FLOPPY_ITT3030_FORMAT
FLOPPY_FORMATS_END
@@ -587,8 +587,8 @@ SLOT_INTERFACE_END
static struct tms9927_interface crtc_intf =
{
- 16, // pixels per video memory address
- NULL // "self-load data"?
+ 16, // pixels per video memory address
+ NULL // "self-load data"?
};
static MACHINE_CONFIG_START( itt3030, itt3030_state )
@@ -608,7 +608,7 @@ static MACHINE_CONFIG_START( itt3030, itt3030_state )
MCFG_SCREEN_UPDATE_DRIVER(itt3030_state, screen_update)
MCFG_SCREEN_SIZE(80*8, 24*16)
MCFG_SCREEN_VISIBLE_AREA(0, 80*8-1, 0, 24*16-1)
-
+
/* devices */
MCFG_DEVICE_ADD("lowerbank", ADDRESS_MAP_BANK, 0)
MCFG_DEVICE_PROGRAM_MAP(lower48_map)
@@ -635,7 +635,7 @@ static MACHINE_CONFIG_START( itt3030, itt3030_state )
MCFG_SPEAKER_STANDARD_MONO( "mono" )
MCFG_SOUND_ADD( "beeper", BEEP, 0 )
MCFG_SOUND_ROUTE( ALL_OUTPUTS, "mono", 1.00 )
-
+
MACHINE_CONFIG_END
@@ -655,4 +655,3 @@ ROM_START( itt3030 )
ROM_END
GAME( 1982, itt3030, 0, itt3030, itt3030, driver_device, 0, ROT0, "ITT RFA", "ITT3030", GAME_NOT_WORKING | GAME_NO_SOUND )
-