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r9797 Monday 20th December, 2010 at 19:14:07 UTC by Curt Coder
[MSBC1] Fixed ROM names, added PCB layout.
[src/mess/drivers]msbc1.c
[src/mess/includes]msbc1.h*

src/mess/includes/msbc1.h
r0r9797
1#pragma once
2
3#ifndef __MSBC1__
4#define __MSBC1__
5
6#define MC68000R12_TAG   "u50"
7#define MK68564_0_TAG   "u14"
8#define MK68564_1_TAG   "u15"
9#define MC68230L10_TAG   "u16"
10#define TERMINAL_TAG   "terminal"
11
12class msbc1_state : public driver_device
13{
14public:
15   msbc1_state(running_machine &machine, const driver_device_config_base &config)
16      : driver_device(machine, config) { }
17
18   virtual void machine_reset();
19};
20
21#endif
src/mess/drivers/msbc1.c
r9796r9797
1/***************************************************************************
1/*
22
3        Onmibyte MSBC-1
3Omnibyte MSBC-1
44
5        11/12/2009 Skeleton driver.
5PCB Layout
6----------
67
7****************************************************************************/
8REV B
89
9#include "emu.h"
10#include "cpu/m68000/m68000.h"
10|-----------------------------------------------------------|
11|      CN1      CN2      CN3      CN4         SW1      CN5      |
12|                                             |
13|         3.6864MHz   3.6864MHz   ROM1               |
14|                           ROM0               |
15|      SIO         SIO      SW3 SW2                     |
16|                        PIT                     |
17|            12.5MHz               41256 41256 41256   |
18|                              41256 41256 41256   |
19|   8MHz                  CPU           41245 41256   |
20|                                             |
21|                                    8419      |
22|                     SW4                        |
23|-|-------------CN6----------------|----|-------CN7-------|-|
24  |--------------------------------|   |-----------------|
1125
26Notes:
27    Relevant IC's shown.
1228
13class msbc1_state : public driver_device
14{
15public:
16   msbc1_state(running_machine &machine, const driver_device_config_base &config)
17      : driver_device(machine, config) { }
29    CPU      - Motorola MC68000R12
30   SIO      - Mostek MK68564N-5A Serial Input/Output
31   PIT      - Motorola MC68230L10 Parallel Interface/Timer
32   8419   - National Semiconductor DP8419N DRAM Controller
33   41256   - Fujitsu MB81256-12 256Kx1 RAM
34   ROM0   - AMD AM27128ADC 16Kx8 ROM "47-2818-36G1"
35   ROM1   - AMD AM27128ADC 16Kx8 ROM "47-2818-36G2"
36   SW1      - push button
37   SW2      - rotary hex DIP
38   SW3      - rotary hex DIP
39   SW4      - DIP8
40   CN1      -
41   CN2      -
42   CN3      -
43   CN4      -
44   CN5      -
45   CN6      -
46   CN7      -
1847
19};
48*/
2049
50#define ADDRESS_MAP_MODERN
2151
22static ADDRESS_MAP_START(msbc1_mem, ADDRESS_SPACE_PROGRAM, 16)
52#include "emu.h"
53#include "cpu/m68000/m68000.h"
54#include "machine/terminal.h"
55#include "includes/msbc1.h"
56
57static ADDRESS_MAP_START( msbc1_mem, ADDRESS_SPACE_PROGRAM, 16, msbc1_state )
2358   ADDRESS_MAP_UNMAP_HIGH
24   AM_RANGE(0x00000000, 0x00007fff) AM_ROM AM_REGION("user1",0)
25   AM_RANGE(0x00f80000, 0x00f87fff) AM_ROM AM_REGION("user1",0)
59   AM_RANGE(0x000000, 0x03ffff) AM_RAM
60   AM_RANGE(0xf80000, 0xf87fff) AM_ROM AM_REGION(MC68000R12_TAG, 0)
2661ADDRESS_MAP_END
2762
2863/* Input ports */
2964static INPUT_PORTS_START( msbc1 )
65   PORT_INCLUDE(generic_terminal)
3066INPUT_PORTS_END
3167
32
33static MACHINE_RESET(msbc1)
68void msbc1_state::machine_reset()
3469{
35}
70   void *ram = cpu_get_address_space(machine->firstcpu, ADDRESS_SPACE_PROGRAM)->get_write_ptr(0);
71   UINT8 *rom = memory_region(machine, MC68000R12_TAG);
3672
37static VIDEO_START( msbc1 )
38{
73   memcpy(ram, rom, 8);
74
75   machine->firstcpu->reset();
3976}
4077
41static VIDEO_UPDATE( msbc1 )
78static GENERIC_TERMINAL_INTERFACE( terminal_intf )
4279{
43    return 0;
44}
80   DEVCB_NULL
81};
4582
4683static MACHINE_CONFIG_START( msbc1, msbc1_state )
4784    /* basic machine hardware */
48    MDRV_CPU_ADD("maincpu",M68000, XTAL_8MHz)
85    MDRV_CPU_ADD(MC68000R12_TAG, M68000, XTAL_12_5MHz)
4986    MDRV_CPU_PROGRAM_MAP(msbc1_mem)
5087
51    MDRV_MACHINE_RESET(msbc1)
52
5388    /* video hardware */
54    MDRV_SCREEN_ADD("screen", RASTER)
55    MDRV_SCREEN_REFRESH_RATE(50)
56    MDRV_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(2500)) /* not accurate */
57    MDRV_SCREEN_FORMAT(BITMAP_FORMAT_INDEXED16)
58    MDRV_SCREEN_SIZE(640, 480)
59    MDRV_SCREEN_VISIBLE_AREA(0, 640-1, 0, 480-1)
60    MDRV_PALETTE_LENGTH(2)
61    MDRV_PALETTE_INIT(black_and_white)
89   MDRV_FRAGMENT_ADD( generic_terminal )
6290
63    MDRV_VIDEO_START(msbc1)
64    MDRV_VIDEO_UPDATE(msbc1)
91   // devices
92   MDRV_GENERIC_TERMINAL_ADD(TERMINAL_TAG, terminal_intf)
6593MACHINE_CONFIG_END
6694
6795/* ROM definition */
6896ROM_START( msbc1 )
69    ROM_REGION( 0x8000, "user1", ROMREGION_ERASEFF )
70   ROM_LOAD16_BYTE( "msbc1.u19", 0x0000, 0x4000, CRC(4814b9e1) SHA1(d96cf75084c6588cb33513830c6beeeffc2de853))
71   ROM_LOAD16_BYTE( "msbc1.u18", 0x0001, 0x4000, CRC(14f25d47) SHA1(964bc49c1dd9e9680c0d3d89ff3794c5044bea62))
97    ROM_REGION16_BE( 0x8000, MC68000R12_TAG, 0 )
98   ROM_LOAD16_BYTE( "47-2818-36g1.u18", 0x0000, 0x4000, CRC(14f25d47) SHA1(964bc49c1dd9e9680c0d3d89ff3794c5044bea62) )
99   ROM_LOAD16_BYTE( "47-2818-36g2.u19", 0x0001, 0x4000, CRC(4814b9e1) SHA1(d96cf75084c6588cb33513830c6beeeffc2de853) )
100
101   ROM_REGION( 0x100, "plds", 0 )
102   ROM_LOAD( "p21.1.u22", 0x000, 0x100, NO_DUMP )
103   ROM_LOAD( "p22.0.u37", 0x000, 0x100, NO_DUMP )
104   ROM_LOAD( "p23.0.u38", 0x000, 0x100, NO_DUMP )
105   ROM_LOAD( "p24.0.u43", 0x000, 0x100, NO_DUMP )
106   ROM_LOAD( "p25.0.u44", 0x000, 0x100, NO_DUMP )
107   ROM_LOAD( "p26.0.u45", 0x000, 0x100, NO_DUMP )
108   ROM_LOAD( "p27.0.u46", 0x000, 0x100, NO_DUMP )
109   ROM_LOAD( "p28.1.u49", 0x000, 0x100, NO_DUMP )
110   ROM_LOAD( "p29.0.u58", 0x000, 0x100, NO_DUMP )
111   ROM_LOAD( "p30.0.u60", 0x000, 0x100, NO_DUMP )
112   ROM_LOAD( "p31.0.u61", 0x000, 0x100, NO_DUMP )
113   ROM_LOAD( "p32.0.u76", 0x000, 0x100, NO_DUMP )
72114ROM_END
73115
74116/* Driver */
75117
76118/*    YEAR  NAME    PARENT  COMPAT   MACHINE    INPUT    INIT    COMPANY   FULLNAME       FLAGS */
77COMP( 19??, msbc1,  0,       0,    msbc1,   msbc1,    0,          "Omnibyte",   "MSBC-1",      GAME_NOT_WORKING | GAME_NO_SOUND)
119COMP( 1985, msbc1,  0,       0,    msbc1,   msbc1,    0,          "Omnibyte",   "MSBC-1",      GAME_NOT_WORKING | GAME_NO_SOUND)

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